diff options
Diffstat (limited to 'spec/ruby/core/exception')
45 files changed, 2301 insertions, 0 deletions
diff --git a/spec/ruby/core/exception/backtrace_locations_spec.rb b/spec/ruby/core/exception/backtrace_locations_spec.rb new file mode 100644 index 0000000000..62eab8a0f3 --- /dev/null +++ b/spec/ruby/core/exception/backtrace_locations_spec.rb @@ -0,0 +1,39 @@ +require_relative '../../spec_helper' +require_relative 'fixtures/common' + +describe "Exception#backtrace_locations" do + before :each do + @backtrace = ExceptionSpecs::Backtrace.backtrace_locations + end + + it "returns nil if no backtrace was set" do + Exception.new.backtrace_locations.should == nil + end + + it "returns an Array" do + @backtrace.should.instance_of?(Array) + end + + it "sets each element to a Thread::Backtrace::Location" do + @backtrace.each {|l| l.should.instance_of?(Thread::Backtrace::Location)} + end + + it "produces a backtrace for an exception captured using $!" do + exception = begin + raise + rescue RuntimeError + $! + end + + exception.backtrace_locations.first.path.should =~ /backtrace_locations_spec/ + end + + it "returns an Array that can be updated" do + begin + raise + rescue RuntimeError => e + e.backtrace_locations.unshift "backtrace first" + e.backtrace_locations[0].should == "backtrace first" + end + end +end diff --git a/spec/ruby/core/exception/backtrace_spec.rb b/spec/ruby/core/exception/backtrace_spec.rb new file mode 100644 index 0000000000..a4a8272030 --- /dev/null +++ b/spec/ruby/core/exception/backtrace_spec.rb @@ -0,0 +1,106 @@ +require_relative '../../spec_helper' +require_relative 'fixtures/common' + +describe "Exception#backtrace" do + before :each do + @backtrace = ExceptionSpecs::Backtrace.backtrace + end + + it "returns nil if no backtrace was set" do + Exception.new.backtrace.should == nil + end + + it "returns an Array" do + @backtrace.should.instance_of?(Array) + end + + it "sets each element to a String" do + @backtrace.each {|l| l.should.instance_of?(String)} + end + + it "includes the filename of the location where self raised in the first element" do + @backtrace.first.should =~ /common\.rb/ + end + + it "includes the line number of the location where self raised in the first element" do + @backtrace.first.should =~ /:7:in / + end + + it "includes the name of the method from where self raised in the first element" do + @backtrace.first.should =~ /in [`'](?:ExceptionSpecs::Backtrace\.)?backtrace'/ + end + + it "includes the filename of the location immediately prior to where self raised in the second element" do + @backtrace[1].should =~ /backtrace_spec\.rb/ + end + + it "includes the line number of the location immediately prior to where self raised in the second element" do + @backtrace[1].should =~ /:6(:in )?/ + end + + ruby_version_is ""..."3.4" do + it "contains lines of the same format for each prior position in the stack" do + @backtrace[2..-1].each do |line| + # This regexp is deliberately imprecise to account for the need to abstract out + # the paths of the included mspec files and the desire to avoid specifying in any + # detail what the in `...' portion looks like. + line.should =~ /^.+:\d+:in `[^`]+'$/ + end + end + end + + ruby_version_is "3.4" do + it "contains lines of the same format for each prior position in the stack" do + @backtrace[2..-1].each do |line| + # This regexp is deliberately imprecise to account for the need to abstract out + # the paths of the included mspec files and the desire to avoid specifying in any + # detail what the in '...' portion looks like. + line.should =~ /^.+:\d+:in '[^`]+'$/ + end + end + end + + it "captures the backtrace for an exception into $!" do + exception = begin + raise + rescue RuntimeError + $! + end + + exception.backtrace.first.should =~ /backtrace_spec/ + end + + it "captures the backtrace for an exception into $@" do + backtrace = begin + raise + rescue RuntimeError + $@ + end + + backtrace.first.should =~ /backtrace_spec/ + end + + it "returns an Array that can be updated" do + begin + raise + rescue RuntimeError => e + e.backtrace.unshift "backtrace first" + e.backtrace[0].should == "backtrace first" + end + end + + it "returns the same array after duping" do + begin + raise + rescue RuntimeError => err + bt = err.backtrace + err.dup.backtrace.should.equal?(bt) + + new_bt = ['hi'] + err.set_backtrace new_bt + + err.backtrace.should == new_bt + err.dup.backtrace.should.equal?(new_bt) + end + end +end diff --git a/spec/ruby/core/exception/case_compare_spec.rb b/spec/ruby/core/exception/case_compare_spec.rb new file mode 100644 index 0000000000..5fd11ae741 --- /dev/null +++ b/spec/ruby/core/exception/case_compare_spec.rb @@ -0,0 +1,37 @@ +require_relative '../../spec_helper' + +describe "SystemCallError.===" do + before :all do + @example_errno_class = Errno::EINVAL + @example_errno = @example_errno_class::Errno + end + + it "returns true for an instance of the same class" do + Errno::EINVAL.should === Errno::EINVAL.new + end + + it "returns true if errnos same" do + e = SystemCallError.new('foo', @example_errno) + @example_errno_class.===(e).should == true + end + + it "returns false if errnos different" do + e = SystemCallError.new('foo', @example_errno + 1) + @example_errno_class.===(e).should == false + end + + it "returns false if arg is not kind of SystemCallError" do + e = Object.new + @example_errno_class.===(e).should == false + end + + it "returns true if receiver is generic and arg is kind of SystemCallError" do + e = SystemCallError.new('foo', @example_errno) + SystemCallError.===(e).should == true + end + + it "returns false if receiver is generic and arg is not kind of SystemCallError" do + e = Object.new + SystemCallError.===(e).should == false + end +end diff --git a/spec/ruby/core/exception/cause_spec.rb b/spec/ruby/core/exception/cause_spec.rb new file mode 100644 index 0000000000..cfc15bdda3 --- /dev/null +++ b/spec/ruby/core/exception/cause_spec.rb @@ -0,0 +1,38 @@ +require_relative '../../spec_helper' + +describe "Exception#cause" do + it "returns the active exception when an exception is raised" do + begin + raise Exception, "the cause" + rescue Exception => cause + -> { + raise RuntimeError, "the consequence" + }.should.raise(RuntimeError, "the consequence", cause:) + end + end + + it "is set for user errors caused by internal errors" do + begin + 1 / 0 + rescue => cause + -> { raise "foo" }.should.raise(RuntimeError, cause:) + end + end + + it "is set for internal errors caused by user errors" do + cause = RuntimeError.new "cause" + begin + raise cause + rescue + -> { 1 / 0 }.should.raise(ZeroDivisionError, cause:) + end + end + + it "is not set to the exception itself when it is re-raised" do + begin + raise RuntimeError + rescue RuntimeError => e + -> { raise e }.should.raise(RuntimeError, cause: nil) + end + end +end diff --git a/spec/ruby/core/exception/detailed_message_spec.rb b/spec/ruby/core/exception/detailed_message_spec.rb new file mode 100644 index 0000000000..9df164a1cf --- /dev/null +++ b/spec/ruby/core/exception/detailed_message_spec.rb @@ -0,0 +1,50 @@ +require_relative '../../spec_helper' +require_relative 'fixtures/common' + +describe "Exception#detailed_message" do + it "returns decorated message" do + RuntimeError.new("new error").detailed_message.should == "new error (RuntimeError)" + end + + it "is called by #full_message to allow message customization" do + exception = Exception.new("new error") + def exception.detailed_message(**) + "<prefix>#{message}<suffix>" + end + exception.full_message(highlight: false).should.include? "<prefix>new error<suffix>" + end + + it "returns just a message if exception class is anonymous" do + Class.new(RuntimeError).new("message").detailed_message.should == "message" + end + + it "returns 'unhandled exception' for an instance of RuntimeError with empty message" do + RuntimeError.new("").detailed_message.should == "unhandled exception" + end + + it "returns just class name for an instance other than RuntimeError with empty message" do + DetailedMessageSpec::C.new("").detailed_message.should == "DetailedMessageSpec::C" + StandardError.new("").detailed_message.should == "StandardError" + end + + it "returns a generated class name for an instance of RuntimeError anonymous subclass with empty message" do + klass = Class.new(RuntimeError) + klass.new("").detailed_message.should =~ /\A#<Class:0x\h+>\z/ + end + + it "accepts highlight keyword argument and adds escape control sequences" do + RuntimeError.new("new error").detailed_message(highlight: true).should == "\e[1mnew error (\e[1;4mRuntimeError\e[m\e[1m)\e[m" + end + + it "accepts highlight keyword argument and adds escape control sequences for an instance of RuntimeError with empty message" do + RuntimeError.new("").detailed_message(highlight: true).should == "\e[1;4munhandled exception\e[m" + end + + it "accepts highlight keyword argument and adds escape control sequences for an instance other than RuntimeError with empty message" do + StandardError.new("").detailed_message(highlight: true).should == "\e[1;4mStandardError\e[m" + end + + it "allows and ignores other keyword arguments" do + RuntimeError.new("new error").detailed_message(foo: true).should == "new error (RuntimeError)" + end +end diff --git a/spec/ruby/core/exception/dup_spec.rb b/spec/ruby/core/exception/dup_spec.rb new file mode 100644 index 0000000000..b53ad79bf3 --- /dev/null +++ b/spec/ruby/core/exception/dup_spec.rb @@ -0,0 +1,74 @@ +require_relative '../../spec_helper' +require_relative 'fixtures/common' + +describe "Exception#dup" do + before :each do + @obj = ExceptionSpecs::InitializeException.new("my exception") + end + + it "calls #initialize_copy on the new instance" do + dup = @obj.dup + ScratchPad.recorded.should_not == @obj.object_id + ScratchPad.recorded.should == dup.object_id + end + + it "copies instance variables" do + dup = @obj.dup + dup.ivar.should == 1 + end + + it "does not copy singleton methods" do + def @obj.special() :the_one end + dup = @obj.dup + -> { dup.special }.should.raise(NameError) + end + + it "does not copy modules included in the singleton class" do + class << @obj + include ExceptionSpecs::ExceptionModule + end + + dup = @obj.dup + -> { dup.repr }.should.raise(NameError) + end + + it "does not copy constants defined in the singleton class" do + class << @obj + CLONE = :clone + end + + dup = @obj.dup + -> { class << dup; CLONE; end }.should.raise(NameError) + end + + it "does copy the message" do + @obj.dup.message.should == @obj.message + end + + it "does copy the backtrace" do + begin + # Explicitly raise so a backtrace is associated with the exception. + # It's tempting to call `set_backtrace` instead, but that complicates + # the test because it might affect other state (e.g., instance variables) + # on some implementations. + raise ExceptionSpecs::InitializeException.new("my exception") + rescue => e + @obj = e + end + + @obj.dup.backtrace.should == @obj.backtrace + end + + it "does copy the cause" do + begin + raise StandardError + rescue StandardError => cause + begin + raise RuntimeError + rescue RuntimeError => e + e.cause.should.equal?(cause) + e.dup.cause.should.equal?(cause) + end + end + end +end diff --git a/spec/ruby/core/exception/equal_value_spec.rb b/spec/ruby/core/exception/equal_value_spec.rb new file mode 100644 index 0000000000..b76b3bcd4a --- /dev/null +++ b/spec/ruby/core/exception/equal_value_spec.rb @@ -0,0 +1,68 @@ +require_relative '../../spec_helper' +require_relative 'fixtures/common' + +describe "Exception#==" do + it "returns true if both exceptions are the same object" do + e = ArgumentError.new + e.should == e + end + + it "returns true if one exception is the dup'd copy of the other" do + e = ArgumentError.new + e.should == e.dup + end + + it "returns true if both exceptions have the same class, no message, and no backtrace" do + RuntimeError.new.should == RuntimeError.new + end + + it "returns true if both exceptions have the same class, the same message, and no backtrace" do + TypeError.new("message").should == TypeError.new("message") + end + + it "returns true if both exceptions have the same class, the same message, and the same backtrace" do + one = TypeError.new("message") + one.set_backtrace [__dir__] + two = TypeError.new("message") + two.set_backtrace [__dir__] + one.should == two + end + + it "returns false if the two exceptions inherit from Exception but have different classes" do + one = RuntimeError.new("message") + one.set_backtrace [__dir__] + one.should.is_a?(Exception) + two = TypeError.new("message") + two.set_backtrace [__dir__] + two.should.is_a?(Exception) + one.should_not == two + end + + it "returns true if the two objects subclass Exception and have the same message and backtrace" do + one = ExceptionSpecs::UnExceptional.new + two = ExceptionSpecs::UnExceptional.new + one.message.should == two.message + two.backtrace.should == two.backtrace + one.should == two + end + + it "returns false if the argument is not an Exception" do + ArgumentError.new.should_not == String.new + end + + it "returns false if the two exceptions differ only in their backtrace" do + one = RuntimeError.new("message") + one.set_backtrace [__dir__] + two = RuntimeError.new("message") + two.set_backtrace nil + one.should_not == two + end + + it "returns false if the two exceptions differ only in their message" do + one = RuntimeError.new("message") + one.set_backtrace [__dir__] + two = RuntimeError.new("message2") + two.set_backtrace [__dir__] + one.should_not == two + end +end diff --git a/spec/ruby/core/exception/errno_spec.rb b/spec/ruby/core/exception/errno_spec.rb new file mode 100644 index 0000000000..36beae9976 --- /dev/null +++ b/spec/ruby/core/exception/errno_spec.rb @@ -0,0 +1,69 @@ +require_relative '../../spec_helper' +require_relative 'fixtures/common' + +describe "Errno::EINVAL.new" do + it "can be called with no arguments" do + exc = Errno::EINVAL.new + exc.should.instance_of?(Errno::EINVAL) + exc.errno.should == Errno::EINVAL::Errno + exc.message.should == "Invalid argument" + end + + it "accepts an optional custom message" do + exc = Errno::EINVAL.new('custom message') + exc.should.instance_of?(Errno::EINVAL) + exc.errno.should == Errno::EINVAL::Errno + exc.message.should == "Invalid argument - custom message" + end + + it "accepts an optional custom message and location" do + exc = Errno::EINVAL.new('custom message', 'location') + exc.should.instance_of?(Errno::EINVAL) + exc.errno.should == Errno::EINVAL::Errno + exc.message.should == "Invalid argument @ location - custom message" + end +end + +describe "Errno::EMFILE" do + it "can be subclassed" do + ExceptionSpecs::EMFILESub = Class.new(Errno::EMFILE) + exc = ExceptionSpecs::EMFILESub.new + exc.should.instance_of?(ExceptionSpecs::EMFILESub) + ensure + ExceptionSpecs.send(:remove_const, :EMFILESub) + end +end + +describe "Errno::EAGAIN" do + # From http://jira.codehaus.org/browse/JRUBY-4747 + it "is the same class as Errno::EWOULDBLOCK if they represent the same errno value" do + if Errno::EAGAIN::Errno == Errno::EWOULDBLOCK::Errno + Errno::EAGAIN.should == Errno::EWOULDBLOCK + else + Errno::EAGAIN.should_not == Errno::EWOULDBLOCK + end + end +end + +describe "Errno::ENOTSUP" do + it "is defined" do + Errno.should.const_defined?(:ENOTSUP, false) + end + + it "is the same class as Errno::EOPNOTSUPP if they represent the same errno value" do + if Errno::ENOTSUP::Errno == Errno::EOPNOTSUPP::Errno + Errno::ENOTSUP.should == Errno::EOPNOTSUPP + else + Errno::ENOTSUP.should_not == Errno::EOPNOTSUPP + end + end +end + +describe "Errno::ENOENT" do + it "lets subclasses inherit the default error message" do + c = Class.new(Errno::ENOENT) + raise c, "custom message" + rescue => e + e.message.should == "No such file or directory - custom message" + end +end diff --git a/spec/ruby/core/exception/exception_spec.rb b/spec/ruby/core/exception/exception_spec.rb new file mode 100644 index 0000000000..f5424cdabd --- /dev/null +++ b/spec/ruby/core/exception/exception_spec.rb @@ -0,0 +1,69 @@ +require_relative '../../spec_helper' +require_relative 'fixtures/common' +require_relative 'shared/new' + +describe "Exception.exception" do + it_behaves_like :exception_new, :exception +end + +describe "Exception#exception" do + it "returns self when passed no argument" do + e = RuntimeError.new + e.should == e.exception + end + + it "returns self when passed self as an argument" do + e = RuntimeError.new + e.should == e.exception(e) + end + + it "returns an exception of the same class as self with the message given as argument" do + e = RuntimeError.new + e2 = e.exception("message") + e2.should.instance_of?(RuntimeError) + e2.message.should == "message" + end + + it "when raised will be rescued as the new exception" do + begin + begin + raised_first = StandardError.new('first') + raise raised_first + rescue => caught_first + raised_second = raised_first.exception('second') + raise raised_second + end + rescue => caught_second + end + + raised_first.should == caught_first + raised_second.should == caught_second + end + + it "captures an exception into $!" do + exception = begin + raise + rescue RuntimeError + $! + end + + exception.class.should == RuntimeError + exception.message.should == "" + exception.backtrace.first.should =~ /exception_spec/ + end + + class CustomArgumentError < StandardError + attr_reader :val + def initialize(val) + @val = val + end + end + + it "returns an exception of the same class as self with the message given as argument, but without reinitializing" do + e = CustomArgumentError.new(:boom) + e2 = e.exception("message") + e2.should.instance_of?(CustomArgumentError) + e2.val.should == :boom + e2.message.should == "message" + end +end diff --git a/spec/ruby/core/exception/exit_value_spec.rb b/spec/ruby/core/exception/exit_value_spec.rb new file mode 100644 index 0000000000..bb6cff1831 --- /dev/null +++ b/spec/ruby/core/exception/exit_value_spec.rb @@ -0,0 +1,13 @@ +require_relative '../../spec_helper' + +describe "LocalJumpError#exit_value" do + def get_me_a_return + Proc.new { return 42 } + end + + it "returns the value given to return" do + -> { get_me_a_return.call }.should.raise(LocalJumpError) { |e| + e.exit_value.should == 42 + } + end +end diff --git a/spec/ruby/core/exception/fixtures/common.rb b/spec/ruby/core/exception/fixtures/common.rb new file mode 100644 index 0000000000..3d8a3c3430 --- /dev/null +++ b/spec/ruby/core/exception/fixtures/common.rb @@ -0,0 +1,102 @@ +module ExceptionSpecs + class Exceptional < Exception; end + + class Backtrace + def self.backtrace + begin + raise # If you move this line, update backtrace_spec.rb + rescue RuntimeError => e + e.backtrace + end + end + + def self.backtrace_locations + begin + raise + rescue RuntimeError => e + e.backtrace_locations + end + end + end + + class UnExceptional < Exception + def backtrace + nil + end + def message + nil + end + end + + class ConstructorException < Exception + + def initialize + end + + end + + class OverrideToS < RuntimeError + def to_s + "this is from #to_s" + end + end + + class EmptyToS < RuntimeError + def to_s + "" + end + end + + class InitializeException < StandardError + attr_reader :ivar + + def initialize(message = nil) + super + @ivar = 1 + end + + def initialize_copy(other) + super + ScratchPad.record object_id + end + end + + module ExceptionModule + def repr + 1 + end + end +end + +module NoMethodErrorSpecs + class NoMethodErrorA; end + + class NoMethodErrorB; end + + class NoMethodErrorC; + protected + def a_protected_method;end + private + def a_private_method; end + end + + class NoMethodErrorD; end + + class InstanceException < Exception + end + + class AClass; end + module AModule; end +end + +class NameErrorSpecs + class ReceiverClass + def call_undefined_class_variable + @@doesnt_exist + end + end +end + +module DetailedMessageSpec + C = Class.new(RuntimeError) +end diff --git a/spec/ruby/core/exception/fixtures/syntax_error.rb b/spec/ruby/core/exception/fixtures/syntax_error.rb new file mode 100644 index 0000000000..ccec62f7a1 --- /dev/null +++ b/spec/ruby/core/exception/fixtures/syntax_error.rb @@ -0,0 +1,3 @@ +# rubocop:disable Lint/Syntax +1+1=2 +# rubocop:enable Lint/Syntax diff --git a/spec/ruby/core/exception/fixtures/thread_fiber_ensure.rb b/spec/ruby/core/exception/fixtures/thread_fiber_ensure.rb new file mode 100644 index 0000000000..c109ec6247 --- /dev/null +++ b/spec/ruby/core/exception/fixtures/thread_fiber_ensure.rb @@ -0,0 +1,22 @@ +ready = false +t = Thread.new do + f = Fiber.new do + begin + Fiber.yield + ensure + STDERR.puts "suspended fiber ensure" + end + end + f.resume + + begin + ready = true + sleep + ensure + STDERR.puts "current fiber ensure" + end +end + +Thread.pass until ready && t.stop? + +# let the program end, it's the same as #exit or an exception for this behavior diff --git a/spec/ruby/core/exception/fixtures/thread_fiber_ensure_non_root_fiber.rb b/spec/ruby/core/exception/fixtures/thread_fiber_ensure_non_root_fiber.rb new file mode 100644 index 0000000000..3364ed06d0 --- /dev/null +++ b/spec/ruby/core/exception/fixtures/thread_fiber_ensure_non_root_fiber.rb @@ -0,0 +1,25 @@ +ready = false +t = Thread.new do + f = Fiber.new do + begin + Fiber.yield + ensure + STDERR.puts "suspended fiber ensure" + end + end + f.resume + + f2 = Fiber.new do + begin + ready = true + sleep + ensure + STDERR.puts "current fiber ensure" + end + end + f2.resume +end + +Thread.pass until ready && t.stop? + +# let the program end, it's the same as #exit or an exception for this behavior diff --git a/spec/ruby/core/exception/frozen_error_spec.rb b/spec/ruby/core/exception/frozen_error_spec.rb new file mode 100644 index 0000000000..a28f524b54 --- /dev/null +++ b/spec/ruby/core/exception/frozen_error_spec.rb @@ -0,0 +1,54 @@ +require_relative '../../spec_helper' + +describe "FrozenError.new" do + it "should take optional receiver argument" do + o = Object.new + FrozenError.new("msg", receiver: o).receiver.should.equal?(o) + end +end + +describe "FrozenError#receiver" do + it "should return frozen object that modification was attempted on" do + o = Object.new.freeze + begin + def o.x; end + rescue => e + e.should.is_a?(FrozenError) + e.receiver.should.equal?(o) + else + raise + end + end +end + +describe "FrozenError#message" do + it "includes a receiver" do + object = Object.new + object.freeze + + msg_class = ruby_version_is("4.0") ? "Object" : "object" + + -> { + def object.x; end + }.should.raise(FrozenError, "can't modify frozen #{msg_class}: #{object}") + + object = [].freeze + -> { object << nil }.should.raise(FrozenError, "can't modify frozen Array: []") + end +end + +describe "Modifying a frozen object" do + context "#inspect is redefined and modifies the object" do + it "returns ... instead of String representation of object" do + object = Object.new + def object.inspect; @a = 1 end + def object.modify; @a = 2 end + + object.freeze + + # CRuby's message contains multiple whitespaces before '...'. + # So handle both multiple and single whitespace. + -> { object.modify }.should.raise(FrozenError, /can't modify frozen .*?: \s*.../) + end + end +end diff --git a/spec/ruby/core/exception/full_message_spec.rb b/spec/ruby/core/exception/full_message_spec.rb new file mode 100644 index 0000000000..5a5e0a2b3a --- /dev/null +++ b/spec/ruby/core/exception/full_message_spec.rb @@ -0,0 +1,226 @@ +require_relative '../../spec_helper' + +describe "Exception#full_message" do + it "returns formatted string of exception using the same format that is used to print an uncaught exceptions to stderr" do + e = RuntimeError.new("Some runtime error") + e.set_backtrace(["a.rb:1", "b.rb:2"]) + + full_message = e.full_message + full_message.should.include? "RuntimeError" + full_message.should.include? "Some runtime error" + full_message.should.include? "a.rb:1" + full_message.should.include? "b.rb:2" + end + + it "supports :highlight option and adds escape sequences to highlight some strings" do + e = RuntimeError.new("Some runtime error") + + full_message = e.full_message(highlight: true, order: :top).lines + full_message[0].should.end_with? "\e[1mSome runtime error (\e[1;4mRuntimeError\e[m\e[1m)\e[m\n" + + full_message = e.full_message(highlight: true, order: :bottom).lines + full_message[0].should == "\e[1mTraceback\e[m (most recent call last):\n" + full_message[-1].should.end_with? "\e[1mSome runtime error (\e[1;4mRuntimeError\e[m\e[1m)\e[m\n" + + full_message = e.full_message(highlight: false, order: :top).lines + full_message[0].should.end_with? "Some runtime error (RuntimeError)\n" + + full_message = e.full_message(highlight: false, order: :bottom).lines + full_message[0].should == "Traceback (most recent call last):\n" + full_message[-1].should.end_with? "Some runtime error (RuntimeError)\n" + end + + it "supports :order option and places the error message and the backtrace at the top or the bottom" do + e = RuntimeError.new("Some runtime error") + e.set_backtrace(["a.rb:1", "b.rb:2"]) + + e.full_message(order: :top, highlight: false).should =~ /a.rb:1.*b.rb:2/m + e.full_message(order: :bottom, highlight: false).should =~ /b.rb:2.*a.rb:1/m + end + + it "shows the caller if the exception has no backtrace" do + e = RuntimeError.new("Some runtime error") + e.backtrace.should == nil + full_message = e.full_message(highlight: false, order: :top).lines + full_message[0].should.start_with?("#{__FILE__}:#{__LINE__-1}:in ") + full_message[0].should.end_with?("': Some runtime error (RuntimeError)\n") + end + + describe "includes details about whether an exception was handled" do + describe "RuntimeError" do + it "should report as unhandled if message is empty" do + err = RuntimeError.new("") + + err.full_message.should =~ /unhandled exception/ + err.full_message(highlight: true).should =~ /unhandled exception/ + err.full_message(highlight: false).should =~ /unhandled exception/ + end + + it "should not report as unhandled if the message is not empty" do + err = RuntimeError.new("non-empty") + + err.full_message.should !~ /unhandled exception/ + err.full_message(highlight: true).should !~ /unhandled exception/ + err.full_message(highlight: false).should !~ /unhandled exception/ + end + + it "should not report as unhandled if the message is nil" do + err = RuntimeError.new(nil) + + err.full_message.should !~ /unhandled exception/ + err.full_message(highlight: true).should !~ /unhandled exception/ + err.full_message(highlight: false).should !~ /unhandled exception/ + end + + it "should not report as unhandled if the message is not specified" do + err = RuntimeError.new() + + err.full_message.should !~ /unhandled exception/ + err.full_message(highlight: true).should !~ /unhandled exception/ + err.full_message(highlight: false).should !~ /unhandled exception/ + end + + it "adds escape sequences to highlight some strings if the message is not specified and :highlight option is specified" do + e = RuntimeError.new("") + + full_message = e.full_message(highlight: true, order: :top).lines + full_message[0].should.end_with? "\e[1;4munhandled exception\e[m\n" + + full_message = e.full_message(highlight: true, order: :bottom).lines + full_message[0].should == "\e[1mTraceback\e[m (most recent call last):\n" + full_message[-1].should.end_with? "\e[1;4munhandled exception\e[m\n" + + full_message = e.full_message(highlight: false, order: :top).lines + full_message[0].should.end_with? "unhandled exception\n" + + full_message = e.full_message(highlight: false, order: :bottom).lines + full_message[0].should == "Traceback (most recent call last):\n" + full_message[-1].should.end_with? "unhandled exception\n" + end + end + + describe "generic Error" do + it "should not report as unhandled in any event" do + StandardError.new("").full_message.should !~ /unhandled exception/ + StandardError.new("non-empty").full_message.should !~ /unhandled exception/ + end + end + end + + it "shows the exception class at the end of the first line of the message when the message contains multiple lines" do + begin + line = __LINE__; raise "first line\nsecond line" + rescue => e + full_message = e.full_message(highlight: false, order: :top).lines + full_message[0].should.start_with?("#{__FILE__}:#{line}:in ") + full_message[0].should.end_with?(": first line (RuntimeError)\n") + full_message[1].should == "second line\n" + end + end + + it "highlights the entire message when the message contains multiple lines" do + begin + line = __LINE__; raise "first line\nsecond line\nthird line" + rescue => e + full_message = e.full_message(highlight: true, order: :top).lines + full_message[0].should.start_with?("#{__FILE__}:#{line}:in ") + full_message[0].should.end_with?(": \e[1mfirst line (\e[1;4mRuntimeError\e[m\e[1m)\e[m\n") + full_message[1].should == "\e[1msecond line\e[m\n" + full_message[2].should == "\e[1mthird line\e[m\n" + end + end + + it "contains cause of exception" do + begin + begin + raise 'the cause' + rescue + raise 'main exception' + end + rescue => e + exception = e + end + + exception.full_message.should.include? "main exception" + exception.full_message.should.include? "the cause" + end + + it 'contains all the chain of exceptions' do + begin + begin + begin + raise 'origin exception' + rescue + raise 'intermediate exception' + end + rescue + raise 'last exception' + end + rescue => e + exception = e + end + + exception.full_message.should.include? "last exception" + exception.full_message.should.include? "intermediate exception" + exception.full_message.should.include? "origin exception" + end + + it "relies on #detailed_message" do + e = RuntimeError.new("new error") + e.define_singleton_method(:detailed_message) { |**| "DETAILED MESSAGE" } + + e.full_message.lines.first.should =~ /DETAILED MESSAGE/ + end + + it "passes all its own keyword arguments (with :highlight default value and without :order default value) to #detailed_message" do + e = RuntimeError.new("new error") + options_passed = nil + e.define_singleton_method(:detailed_message) do |**options| + options_passed = options + "DETAILED MESSAGE" + end + + e.full_message(foo: "bar") + options_passed.should == { foo: "bar", highlight: Exception.to_tty? } + end + + it "converts #detailed_message returned value to String if it isn't a String" do + message = Object.new + def message.to_str; "DETAILED MESSAGE"; end + + e = RuntimeError.new("new error") + e.define_singleton_method(:detailed_message) { |**| message } + + e.full_message.lines.first.should =~ /DETAILED MESSAGE/ + end + + it "uses class name if #detailed_message returns nil" do + e = RuntimeError.new("new error") + e.define_singleton_method(:detailed_message) { |**| nil } + + e.full_message(highlight: false).lines.first.should =~ /RuntimeError/ + e.full_message(highlight: true).lines.first.should =~ /#{Regexp.escape("\e[1;4mRuntimeError\e[m")}/ + end + + it "uses class name if exception object doesn't respond to #detailed_message" do + e = RuntimeError.new("new error") + class << e + undef :detailed_message + end + + e.full_message(highlight: false).lines.first.should =~ /RuntimeError/ + e.full_message(highlight: true).lines.first.should =~ /#{Regexp.escape("\e[1;4mRuntimeError\e[m")}/ + end + + it "allows cause with empty backtrace" do + begin + raise RuntimeError.new("Some runtime error"), cause: RuntimeError.new("Some other runtime error") + rescue => e + end + + full_message = e.full_message + full_message.should.include? "RuntimeError" + full_message.should.include? "Some runtime error" + full_message.should.include? "Some other runtime error" + end +end diff --git a/spec/ruby/core/exception/hierarchy_spec.rb b/spec/ruby/core/exception/hierarchy_spec.rb new file mode 100644 index 0000000000..6514eb1994 --- /dev/null +++ b/spec/ruby/core/exception/hierarchy_spec.rb @@ -0,0 +1,62 @@ +require_relative '../../spec_helper' + +describe "Exception" do + it "has the right class hierarchy" do + hierarchy = { + Exception => { + NoMemoryError => nil, + ScriptError => { + LoadError => nil, + NotImplementedError => nil, + SyntaxError => nil, + }, + SecurityError => nil, + SignalException => { + Interrupt => nil, + }, + StandardError => { + ArgumentError => { + UncaughtThrowError => nil, + }, + EncodingError => nil, + FiberError => nil, + IOError => { + EOFError => nil, + }, + IndexError => { + KeyError => nil, + StopIteration => { + ClosedQueueError => nil, + }, + }, + LocalJumpError => nil, + NameError => { + NoMethodError => nil, + }, + RangeError => { + FloatDomainError => nil, + }, + RegexpError => nil, + RuntimeError => { + FrozenError => nil, + }, + SystemCallError => nil, + ThreadError => nil, + TypeError => nil, + ZeroDivisionError => nil, + }, + SystemExit => nil, + SystemStackError => nil, + }, + } + + traverse = -> parent_class, parent_subclass_hash { + parent_subclass_hash.each do |child_class, child_subclass_hash| + child_class.class.should == Class + child_class.superclass.should == parent_class + traverse.call(child_class, child_subclass_hash) if child_subclass_hash + end + } + traverse.call(Object, hierarchy) + end +end diff --git a/spec/ruby/core/exception/inspect_spec.rb b/spec/ruby/core/exception/inspect_spec.rb new file mode 100644 index 0000000000..6f380a36c7 --- /dev/null +++ b/spec/ruby/core/exception/inspect_spec.rb @@ -0,0 +1,24 @@ +require_relative '../../spec_helper' +require_relative 'fixtures/common' + +describe "Exception#inspect" do + it "returns '#<Exception: Exception>' when no message given" do + Exception.new.inspect.should == "#<Exception: Exception>" + end + + it "keeps message encoding" do + Exception.new('å').inspect.should == "#<Exception: å>" + end + + it "includes #to_s when the result is non-empty" do + ExceptionSpecs::OverrideToS.new.inspect.should == "#<ExceptionSpecs::OverrideToS: this is from #to_s>" + end + + it "returns the class name when #to_s returns an empty string" do + ExceptionSpecs::EmptyToS.new.inspect.should == "ExceptionSpecs::EmptyToS" + end + + it "returns the derived class name with a subclassed Exception" do + ExceptionSpecs::UnExceptional.new.inspect.should == "#<ExceptionSpecs::UnExceptional: ExceptionSpecs::UnExceptional>" + end +end diff --git a/spec/ruby/core/exception/interrupt_spec.rb b/spec/ruby/core/exception/interrupt_spec.rb new file mode 100644 index 0000000000..90d261e470 --- /dev/null +++ b/spec/ruby/core/exception/interrupt_spec.rb @@ -0,0 +1,60 @@ +require_relative '../../spec_helper' + +describe "Interrupt.new" do + it "returns an instance of interrupt with no message given" do + e = Interrupt.new + e.signo.should == Signal.list["INT"] + e.signm.should == "Interrupt" + end + + it "takes an optional message argument" do + e = Interrupt.new("message") + e.signo.should == Signal.list["INT"] + e.signm.should == "message" + end +end + +describe "rescuing Interrupt" do + before do + @original_sigint_proc = Signal.trap(:INT, :SIG_DFL) + end + + after do + Signal.trap(:INT, @original_sigint_proc) + end + + it "raises an Interrupt when sent a signal SIGINT" do + begin + Process.kill :INT, Process.pid + sleep + rescue Interrupt => e + e.signo.should == Signal.list["INT"] + ["", "Interrupt"].should.include?(e.message) + end + end +end + +describe "Interrupt" do + # This spec is basically the same as above, + # but it does not rely on Signal.trap(:INT, :SIG_DFL) which can be tricky + it "is raised on the main Thread by the default SIGINT handler" do + out = ruby_exe(<<-'RUBY', args: "2>&1") + begin + Process.kill :INT, Process.pid + sleep + rescue Interrupt => e + puts "Interrupt: #{e.signo}" + end + RUBY + out.should == "Interrupt: #{Signal.list["INT"]}\n" + end + + platform_is_not :windows do + it "shows the backtrace and has a signaled exit status" do + err = IO.popen([*ruby_exe, '-e', 'Process.kill :INT, Process.pid; sleep'], err: [:child, :out], &:read) + $?.termsig.should == Signal.list.fetch('INT') + err.should.include? ': Interrupt' + err.should =~ /from -e:1:in [`']<main>'/ + end + end +end diff --git a/spec/ruby/core/exception/io_error_spec.rb b/spec/ruby/core/exception/io_error_spec.rb new file mode 100644 index 0000000000..940d5be876 --- /dev/null +++ b/spec/ruby/core/exception/io_error_spec.rb @@ -0,0 +1,45 @@ +require_relative '../../spec_helper' + +describe "IO::EAGAINWaitReadable" do + it "combines Errno::EAGAIN and IO::WaitReadable" do + IO::EAGAINWaitReadable.superclass.should == Errno::EAGAIN + IO::EAGAINWaitReadable.ancestors.should.include? IO::WaitReadable + end + + it "is the same as IO::EWOULDBLOCKWaitReadable if Errno::EAGAIN is the same as Errno::EWOULDBLOCK" do + if Errno::EAGAIN.equal? Errno::EWOULDBLOCK + IO::EAGAINWaitReadable.should.equal? IO::EWOULDBLOCKWaitReadable + else + IO::EAGAINWaitReadable.should_not.equal? IO::EWOULDBLOCKWaitReadable + end + end +end + +describe "IO::EWOULDBLOCKWaitReadable" do + it "combines Errno::EWOULDBLOCK and IO::WaitReadable" do + IO::EWOULDBLOCKWaitReadable.superclass.should == Errno::EWOULDBLOCK + IO::EAGAINWaitReadable.ancestors.should.include? IO::WaitReadable + end +end + +describe "IO::EAGAINWaitWritable" do + it "combines Errno::EAGAIN and IO::WaitWritable" do + IO::EAGAINWaitWritable.superclass.should == Errno::EAGAIN + IO::EAGAINWaitWritable.ancestors.should.include? IO::WaitWritable + end + + it "is the same as IO::EWOULDBLOCKWaitWritable if Errno::EAGAIN is the same as Errno::EWOULDBLOCK" do + if Errno::EAGAIN.equal? Errno::EWOULDBLOCK + IO::EAGAINWaitWritable.should.equal? IO::EWOULDBLOCKWaitWritable + else + IO::EAGAINWaitWritable.should_not.equal? IO::EWOULDBLOCKWaitWritable + end + end +end + +describe "IO::EWOULDBLOCKWaitWritable" do + it "combines Errno::EWOULDBLOCK and IO::WaitWritable" do + IO::EWOULDBLOCKWaitWritable.superclass.should == Errno::EWOULDBLOCK + IO::EAGAINWaitWritable.ancestors.should.include? IO::WaitWritable + end +end diff --git a/spec/ruby/core/exception/key_error_spec.rb b/spec/ruby/core/exception/key_error_spec.rb new file mode 100644 index 0000000000..c5e2b1efbc --- /dev/null +++ b/spec/ruby/core/exception/key_error_spec.rb @@ -0,0 +1,19 @@ +require_relative '../../spec_helper' + +describe "KeyError" do + it "accepts :receiver and :key options" do + receiver = mock("receiver") + key = mock("key") + + error = KeyError.new(receiver: receiver, key: key) + + error.receiver.should == receiver + error.key.should == key + + error = KeyError.new("message", receiver: receiver, key: key) + + error.message.should == "message" + error.receiver.should == receiver + error.key.should == key + end +end diff --git a/spec/ruby/core/exception/load_error_spec.rb b/spec/ruby/core/exception/load_error_spec.rb new file mode 100644 index 0000000000..0056403e58 --- /dev/null +++ b/spec/ruby/core/exception/load_error_spec.rb @@ -0,0 +1,21 @@ +require_relative '../../spec_helper' + +describe "LoadError#path" do + before :each do + @le = LoadError.new + end + + it "is nil when constructed directly" do + @le.path.should == nil + end +end + +describe "LoadError raised by load or require" do + it "provides the failing path in its #path attribute" do + begin + require 'file_that_does_not_exist' + rescue LoadError => le + le.path.should == 'file_that_does_not_exist' + end + end +end diff --git a/spec/ruby/core/exception/message_spec.rb b/spec/ruby/core/exception/message_spec.rb new file mode 100644 index 0000000000..8d7476126e --- /dev/null +++ b/spec/ruby/core/exception/message_spec.rb @@ -0,0 +1,27 @@ +require_relative '../../spec_helper' +require_relative 'fixtures/common' + +describe "Exception#message" do + it "returns the class name if there is no message" do + Exception.new.message.should == "Exception" + end + + it "returns the message passed to #initialize" do + Exception.new("Ouch!").message.should == "Ouch!" + end + + it "calls #to_s on self" do + exc = ExceptionSpecs::OverrideToS.new("you won't see this") + exc.message.should == "this is from #to_s" + end + + context "when #backtrace is redefined" do + it "returns the Exception message" do + e = Exception.new + e.message.should == 'Exception' + + def e.backtrace; []; end + e.message.should == 'Exception' + end + end +end diff --git a/spec/ruby/core/exception/name_error_spec.rb b/spec/ruby/core/exception/name_error_spec.rb new file mode 100644 index 0000000000..ddd51a92e5 --- /dev/null +++ b/spec/ruby/core/exception/name_error_spec.rb @@ -0,0 +1,28 @@ +require_relative '../../spec_helper' + +describe "NameError.new" do + it "should take optional name argument" do + NameError.new("msg","name").name.should == "name" + end + + it "accepts a :receiver keyword argument" do + receiver = mock("receiver") + + error = NameError.new("msg", :name, receiver: receiver) + + error.receiver.should == receiver + error.name.should == :name + end +end + +describe "NameError#dup" do + it "copies the name and receiver" do + begin + foo + rescue NameError => ne + name_error_dup = ne.dup + name_error_dup.name.should == :foo + name_error_dup.receiver.should == self + end + end +end diff --git a/spec/ruby/core/exception/name_spec.rb b/spec/ruby/core/exception/name_spec.rb new file mode 100644 index 0000000000..6e0e99d194 --- /dev/null +++ b/spec/ruby/core/exception/name_spec.rb @@ -0,0 +1,43 @@ +require_relative '../../spec_helper' + +describe "NameError#name" do + it "returns a method name as a symbol" do + -> { + doesnt_exist + }.should.raise(NameError) {|e| e.name.should == :doesnt_exist } + end + + it "returns a constant name as a symbol" do + -> { + DoesntExist + }.should.raise(NameError) {|e| e.name.should == :DoesntExist } + end + + it "returns a constant name without namespace as a symbol" do + -> { + Object::DoesntExist + }.should.raise(NameError) {|e| e.name.should == :DoesntExist } + end + + it "returns a class variable name as a symbol" do + -> { + eval("class singleton_class::A; @@doesnt_exist end", binding, __FILE__, __LINE__) + }.should.raise(NameError) { |e| e.name.should == :@@doesnt_exist } + end + + it "returns the first argument passed to the method when a NameError is raised from #instance_variable_get" do + invalid_ivar_name = "invalid_ivar_name" + + -> { + Object.new.instance_variable_get(invalid_ivar_name) + }.should.raise(NameError) {|e| e.name.should.equal?(invalid_ivar_name) } + end + + it "returns the first argument passed to the method when a NameError is raised from #class_variable_get" do + invalid_cvar_name = "invalid_cvar_name" + + -> { + Object.class_variable_get(invalid_cvar_name) + }.should.raise(NameError) {|e| e.name.should.equal?(invalid_cvar_name) } + end +end diff --git a/spec/ruby/core/exception/new_spec.rb b/spec/ruby/core/exception/new_spec.rb new file mode 100644 index 0000000000..100dbb0a24 --- /dev/null +++ b/spec/ruby/core/exception/new_spec.rb @@ -0,0 +1,7 @@ +require_relative '../../spec_helper' +require_relative 'fixtures/common' +require_relative 'shared/new' + +describe "Exception.new" do + it_behaves_like :exception_new, :new +end diff --git a/spec/ruby/core/exception/no_method_error_spec.rb b/spec/ruby/core/exception/no_method_error_spec.rb new file mode 100644 index 0000000000..9f92104082 --- /dev/null +++ b/spec/ruby/core/exception/no_method_error_spec.rb @@ -0,0 +1,224 @@ +require_relative '../../spec_helper' +require_relative 'fixtures/common' + +describe "NoMethodError.new" do + it "allows passing method args" do + NoMethodError.new("msg", "name", ["args"]).args.should == ["args"] + end + + it "does not require a name" do + NoMethodError.new("msg").message.should == "msg" + end + + it "accepts a :receiver keyword argument" do + receiver = mock("receiver") + + error = NoMethodError.new("msg", :name, receiver: receiver) + + error.receiver.should == receiver + error.name.should == :name + end +end + +describe "NoMethodError#args" do + it "returns an empty array if the caller method had no arguments" do + begin + NoMethodErrorSpecs::NoMethodErrorB.new.foo + rescue Exception => e + e.args.should == [] + end + end + + it "returns an array with the same elements as passed to the method" do + begin + a = NoMethodErrorSpecs::NoMethodErrorA.new + NoMethodErrorSpecs::NoMethodErrorB.new.foo(1,a) + rescue Exception => e + e.args.should == [1,a] + e.args[1].should.equal? a + end + end +end + +describe "NoMethodError#message" do + it "for an undefined method match /undefined method/" do + begin + NoMethodErrorSpecs::NoMethodErrorD.new.foo + rescue Exception => e + e.should.is_a?(NoMethodError) + end + end + + it "for an protected method match /protected method/" do + begin + NoMethodErrorSpecs::NoMethodErrorC.new.a_protected_method + rescue Exception => e + e.should.is_a?(NoMethodError) + end + end + + it "for private method match /private method/" do + begin + NoMethodErrorSpecs::NoMethodErrorC.new.a_private_method + rescue Exception => e + e.should.is_a?(NoMethodError) + e.message.lines[0].should =~ /private method [`']a_private_method' called for / + end + end + + it "uses a literal name when receiver is nil" do + begin + nil.foo + rescue NoMethodError => error + error.message.should =~ /\Aundefined method [`']foo' for nil\Z/ + end + end + + it "uses a literal name when receiver is true" do + begin + true.foo + rescue NoMethodError => error + error.message.should =~ /\Aundefined method [`']foo' for true\Z/ + end + end + + it "uses a literal name when receiver is false" do + begin + false.foo + rescue NoMethodError => error + error.message.should =~ /\Aundefined method [`']foo' for false\Z/ + end + end + + it "uses #name when receiver is a class" do + klass = Class.new { def self.name; "MyClass"; end } + + begin + klass.foo + rescue NoMethodError => error + error.message.should =~ /\Aundefined method [`']foo' for class MyClass\Z/ + end + end + + it "uses class' string representation when receiver is an anonymous class" do + klass = Class.new + + begin + klass.foo + rescue NoMethodError => error + error.message.should =~ /\Aundefined method [`']foo' for class #<Class:0x\h+>\Z/ + end + end + + it "uses class' string representation when receiver is a singleton class" do + obj = Object.new + singleton_class = obj.singleton_class + + begin + singleton_class.foo + rescue NoMethodError => error + error.message.should =~ /\Aundefined method [`']foo' for class #<Class:#<Object:0x\h+>>\Z/ + end + end + + it "uses #name when receiver is a module" do + mod = Module.new { def self.name; "MyModule"; end } + + begin + mod.foo + rescue NoMethodError => error + error.message.should =~ /\Aundefined method [`']foo' for module MyModule\Z/ + end + end + + it "uses module's string representation when receiver is an anonymous module" do + m = Module.new + + begin + m.foo + rescue NoMethodError => error + error.message.should =~ /\Aundefined method [`']foo' for module #<Module:0x\h+>\Z/ + end + end + + it "uses class #name when receiver is an ordinary object" do + klass = Class.new { def self.name; "MyClass"; end } + instance = klass.new + + begin + instance.bar + rescue NoMethodError => error + error.message.should =~ /\Aundefined method [`']bar' for an instance of MyClass\Z/ + end + end + + it "uses class string representation when receiver is an instance of anonymous class" do + klass = Class.new + instance = klass.new + + begin + instance.bar + rescue NoMethodError => error + error.message.should =~ /\Aundefined method [`']bar' for an instance of #<Class:0x\h+>\Z/ + end + end + + it "uses class name when receiver has a singleton class" do + instance = NoMethodErrorSpecs::NoMethodErrorA.new + def instance.foo; end + + begin + instance.bar + rescue NoMethodError => error + error.message.should =~ /\Aundefined method [`']bar' for #<NoMethodErrorSpecs::NoMethodErrorA:0x\h+>\Z/ + end + end + + it "does not call #inspect when calling Exception#message" do + ScratchPad.record [] + test_class = Class.new do + def inspect + ScratchPad << :inspect_called + "<inspect>" + end + end + instance = test_class.new + + begin + instance.bar + rescue NoMethodError => error + error.message.should =~ /\Aundefined method [`']bar' for an instance of #<Class:0x\h+>\Z/ + ScratchPad.recorded.should == [] + end + end + + it "does not truncate long class names" do + class_name = 'ExceptionSpecs::A' + 'a'*100 + + begin + eval <<~RUBY + class #{class_name} + end + + obj = #{class_name}.new + obj.foo + RUBY + rescue NoMethodError => error + error.message.should =~ /\Aundefined method [`']foo' for an instance of #{class_name}\Z/ + end + end +end + +describe "NoMethodError#dup" do + it "copies the name, arguments and receiver" do + begin + receiver = Object.new + receiver.foo(:one, :two) + rescue NoMethodError => nme + no_method_error_dup = nme.dup + no_method_error_dup.name.should == :foo + no_method_error_dup.receiver.should == receiver + no_method_error_dup.args.should == [:one, :two] + end + end +end diff --git a/spec/ruby/core/exception/reason_spec.rb b/spec/ruby/core/exception/reason_spec.rb new file mode 100644 index 0000000000..d7022768b6 --- /dev/null +++ b/spec/ruby/core/exception/reason_spec.rb @@ -0,0 +1,13 @@ +require_relative '../../spec_helper' + +describe "LocalJumpError#reason" do + def get_me_a_return + Proc.new { return 42 } + end + + it "returns 'return' for a return" do + -> { get_me_a_return.call }.should.raise(LocalJumpError) { |e| + e.reason.should == :return + } + end +end diff --git a/spec/ruby/core/exception/receiver_spec.rb b/spec/ruby/core/exception/receiver_spec.rb new file mode 100644 index 0000000000..6ecf640ad8 --- /dev/null +++ b/spec/ruby/core/exception/receiver_spec.rb @@ -0,0 +1,58 @@ +require_relative '../../spec_helper' +require_relative 'fixtures/common' + +describe "NameError#receiver" do + class ::ReceiverClass + def call_undefined_class_variable; @@doesnt_exist end + end + + it "returns the object that raised the exception" do + receiver = Object.new + + -> { + receiver.doesnt_exist + }.should.raise(NameError) {|e| e.receiver.should.equal?(receiver) } + end + + it "returns the Object class when an undefined constant is called without namespace" do + -> { + DoesntExist + }.should.raise(NameError) {|e| e.receiver.should.equal?(Object) } + end + + it "returns a class when an undefined constant is called" do + -> { + NameErrorSpecs::ReceiverClass::DoesntExist + }.should.raise(NameError) {|e| e.receiver.should.equal?(NameErrorSpecs::ReceiverClass) } + end + + it "returns the Object class when an undefined class variable is called" do + -> { + eval("class singleton_class::A; @@doesnt_exist end", binding, __FILE__, __LINE__) + }.should.raise(NameError) {|e| e.receiver.should.equal?(singleton_class::A) } + end + + it "returns a class when an undefined class variable is called in a subclass' namespace" do + -> { + NameErrorSpecs::ReceiverClass.new.call_undefined_class_variable + }.should.raise(NameError) {|e| e.receiver.should.equal?(NameErrorSpecs::ReceiverClass) } + end + + it "returns the receiver when raised from #instance_variable_get" do + receiver = Object.new + + -> { + receiver.instance_variable_get("invalid_ivar_name") + }.should.raise(NameError) {|e| e.receiver.should.equal?(receiver) } + end + + it "returns the receiver when raised from #class_variable_get" do + -> { + Object.class_variable_get("invalid_cvar_name") + }.should.raise(NameError) {|e| e.receiver.should.equal?(Object) } + end + + it "raises an ArgumentError when the receiver is none" do + -> { NameError.new.receiver }.should.raise(ArgumentError) + end +end diff --git a/spec/ruby/core/exception/result_spec.rb b/spec/ruby/core/exception/result_spec.rb new file mode 100644 index 0000000000..451ff43af5 --- /dev/null +++ b/spec/ruby/core/exception/result_spec.rb @@ -0,0 +1,21 @@ +require_relative '../../spec_helper' + +describe "StopIteration#result" do + before :each do + obj = Object.new + def obj.each + yield :yield_returned_1 + yield :yield_returned_2 + :method_returned + end + @enum = obj.to_enum + end + + it "returns the method-returned-object from an Enumerator" do + @enum.next + @enum.next + -> { @enum.next }.should.raise(StopIteration) { |error| + error.result.should.equal?(:method_returned) + } + end +end diff --git a/spec/ruby/core/exception/set_backtrace_spec.rb b/spec/ruby/core/exception/set_backtrace_spec.rb new file mode 100644 index 0000000000..2cd93326ec --- /dev/null +++ b/spec/ruby/core/exception/set_backtrace_spec.rb @@ -0,0 +1,23 @@ +require_relative '../../spec_helper' +require_relative 'fixtures/common' +require_relative 'shared/set_backtrace' + +describe "Exception#set_backtrace" do + it "allows the user to set the backtrace from a rescued exception" do + bt = ExceptionSpecs::Backtrace.backtrace + err = RuntimeError.new + err.backtrace.should == nil + err.backtrace_locations.should == nil + + err.set_backtrace bt + + err.backtrace.should == bt + err.backtrace_locations.should == nil + end + + it_behaves_like :exception_set_backtrace, -> backtrace { + err = RuntimeError.new + err.set_backtrace(backtrace) + err + } +end diff --git a/spec/ruby/core/exception/shared/new.rb b/spec/ruby/core/exception/shared/new.rb new file mode 100644 index 0000000000..048fd14dd2 --- /dev/null +++ b/spec/ruby/core/exception/shared/new.rb @@ -0,0 +1,18 @@ +describe :exception_new, shared: true do + it "creates a new instance of Exception" do + Exception.send(@method).class.ancestors.should.include?(Exception) + end + + it "sets the message of the Exception when passes a message" do + Exception.send(@method, "I'm broken.").message.should == "I'm broken." + end + + it "returns 'Exception' for message when no message given" do + Exception.send(@method).message.should == "Exception" + end + + it "returns the exception when it has a custom constructor" do + ExceptionSpecs::ConstructorException.send(@method).should.is_a?(ExceptionSpecs::ConstructorException) + end + +end diff --git a/spec/ruby/core/exception/shared/set_backtrace.rb b/spec/ruby/core/exception/shared/set_backtrace.rb new file mode 100644 index 0000000000..934bf3dc5f --- /dev/null +++ b/spec/ruby/core/exception/shared/set_backtrace.rb @@ -0,0 +1,64 @@ +require_relative '../fixtures/common' + +describe :exception_set_backtrace, shared: true do + it "accepts an Array of Strings" do + err = @method.call(["unhappy"]) + err.backtrace.should == ["unhappy"] + end + + it "allows the user to set the backtrace from a rescued exception" do + bt = ExceptionSpecs::Backtrace.backtrace + err = @method.call(bt) + err.backtrace.should == bt + end + + ruby_version_is "3.4" do + it "allows the user to set backtrace locations from a rescued exception" do + bt_locations = ExceptionSpecs::Backtrace.backtrace_locations + err = @method.call(bt_locations) + err.backtrace_locations.size.should == bt_locations.size + err.backtrace_locations.each_with_index do |loc, index| + other_loc = bt_locations[index] + + loc.path.should == other_loc.path + loc.label.should == other_loc.label + loc.base_label.should == other_loc.base_label + loc.lineno.should == other_loc.lineno + loc.absolute_path.should == other_loc.absolute_path + loc.to_s.should == other_loc.to_s + end + err.backtrace.size.should == err.backtrace_locations.size + end + end + + it "accepts an empty Array" do + err = @method.call([]) + err.backtrace.should == [] + end + + it "accepts a String" do + err = @method.call("unhappy") + err.backtrace.should == ["unhappy"] + end + + it "accepts nil" do + err = @method.call(nil) + err.backtrace.should == nil + end + + it "raises a TypeError when passed a Symbol" do + -> { @method.call(:unhappy) }.should.raise(TypeError) + end + + it "raises a TypeError when the Array contains a Symbol" do + -> { @method.call(["String", :unhappy]) }.should.raise(TypeError) + end + + it "raises a TypeError when the array contains nil" do + -> { @method.call(["String", nil]) }.should.raise(TypeError) + end + + it "raises a TypeError when the argument is a nested array" do + -> { @method.call(["String", ["String"]]) }.should.raise(TypeError) + end +end diff --git a/spec/ruby/core/exception/signal_exception_spec.rb b/spec/ruby/core/exception/signal_exception_spec.rb new file mode 100644 index 0000000000..010181bc55 --- /dev/null +++ b/spec/ruby/core/exception/signal_exception_spec.rb @@ -0,0 +1,123 @@ +require_relative '../../spec_helper' + +describe "SignalException.new" do + it "takes a signal number as the first argument" do + exc = SignalException.new(Signal.list["INT"]) + exc.signo.should == Signal.list["INT"] + exc.signm.should == "SIGINT" + exc.message.should == "SIGINT" + end + + it "raises an exception with an invalid signal number" do + -> { SignalException.new(100000) }.should.raise(ArgumentError) + end + + it "takes a signal name without SIG prefix as the first argument" do + exc = SignalException.new("INT") + exc.signo.should == Signal.list["INT"] + exc.signm.should == "SIGINT" + exc.message.should == "SIGINT" + end + + it "takes a signal name with SIG prefix as the first argument" do + exc = SignalException.new("SIGINT") + exc.signo.should == Signal.list["INT"] + exc.signm.should == "SIGINT" + exc.message.should == "SIGINT" + end + + it "raises an exception with an invalid signal name" do + -> { SignalException.new("NONEXISTENT") }.should.raise(ArgumentError) + end + + it "raises an exception with an invalid first argument type" do + -> { SignalException.new(Object.new) }.should.raise(ArgumentError) + end + + it "takes a signal symbol without SIG prefix as the first argument" do + exc = SignalException.new(:INT) + exc.signo.should == Signal.list["INT"] + exc.signm.should == "SIGINT" + exc.message.should == "SIGINT" + end + + it "takes a signal symbol with SIG prefix as the first argument" do + exc = SignalException.new(:SIGINT) + exc.signo.should == Signal.list["INT"] + exc.signm.should == "SIGINT" + exc.message.should == "SIGINT" + end + + it "raises an exception with an invalid signal name" do + -> { SignalException.new(:NONEXISTENT) }.should.raise(ArgumentError) + end + + it "takes an optional message argument with a signal number" do + exc = SignalException.new(Signal.list["INT"], "name") + exc.signo.should == Signal.list["INT"] + exc.signm.should == "name" + exc.message.should == "name" + end + + it "raises an exception for an optional argument with a signal name" do + -> { SignalException.new("INT","name") }.should.raise(ArgumentError) + end +end + +describe "rescuing SignalException" do + it "raises a SignalException when sent a signal" do + begin + Process.kill :TERM, Process.pid + sleep + rescue SignalException => e + e.signo.should == Signal.list["TERM"] + e.signm.should == "SIGTERM" + e.message.should == "SIGTERM" + end + end +end + +describe "SignalException" do + it "can be rescued" do + ruby_exe(<<-RUBY) + begin + raise SignalException, 'SIGKILL' + rescue SignalException + exit(0) + end + exit(1) + RUBY + + $?.exitstatus.should == 0 + end + + platform_is_not :windows do + it "runs after at_exit" do + output = ruby_exe(<<-RUBY, exit_status: :SIGKILL) + at_exit do + puts "hello" + $stdout.flush + end + + raise SignalException, 'SIGKILL' + RUBY + + $?.termsig.should == Signal.list.fetch("KILL") + output.should == "hello\n" + end + + it "cannot be trapped with Signal.trap" do + ruby_exe(<<-RUBY, exit_status: :SIGPROF) + Signal.trap("PROF") {} + raise(SignalException, "PROF") + RUBY + + $?.termsig.should == Signal.list.fetch("PROF") + end + + it "self-signals for USR1" do + ruby_exe("raise(SignalException, 'USR1')", exit_status: :SIGUSR1) + $?.termsig.should == Signal.list.fetch('USR1') + end + end +end diff --git a/spec/ruby/core/exception/signm_spec.rb b/spec/ruby/core/exception/signm_spec.rb new file mode 100644 index 0000000000..cabcc7ad58 --- /dev/null +++ b/spec/ruby/core/exception/signm_spec.rb @@ -0,0 +1,9 @@ +require_relative '../../spec_helper' + +describe "SignalException#signm" do + it "returns the signal name" do + -> { Process.kill(:TERM, Process.pid) }.should.raise(SignalException) { |e| + e.signm.should == 'SIGTERM' + } + end +end diff --git a/spec/ruby/core/exception/signo_spec.rb b/spec/ruby/core/exception/signo_spec.rb new file mode 100644 index 0000000000..46e79a8daf --- /dev/null +++ b/spec/ruby/core/exception/signo_spec.rb @@ -0,0 +1,9 @@ +require_relative '../../spec_helper' + +describe "SignalException#signo" do + it "returns the signal number" do + -> { Process.kill(:TERM, Process.pid) }.should.raise(SignalException) { |e| + e.signo.should == Signal.list['TERM'] + } + end +end diff --git a/spec/ruby/core/exception/standard_error_spec.rb b/spec/ruby/core/exception/standard_error_spec.rb new file mode 100644 index 0000000000..b05d247f67 --- /dev/null +++ b/spec/ruby/core/exception/standard_error_spec.rb @@ -0,0 +1,23 @@ +require_relative '../../spec_helper' + +describe "StandardError" do + it "rescues StandardError" do + begin + raise StandardError + rescue => exception + exception.class.should == StandardError + end + end + + it "rescues subclass of StandardError" do + begin + raise RuntimeError + rescue => exception + exception.class.should == RuntimeError + end + end + + it "does not rescue superclass of StandardError" do + -> { begin; raise Exception; rescue; end }.should.raise(Exception) + end +end diff --git a/spec/ruby/core/exception/status_spec.rb b/spec/ruby/core/exception/status_spec.rb new file mode 100644 index 0000000000..7369b0815d --- /dev/null +++ b/spec/ruby/core/exception/status_spec.rb @@ -0,0 +1,9 @@ +require_relative '../../spec_helper' + +describe "SystemExit#status" do + it "returns the exit status" do + -> { exit 42 }.should.raise(SystemExit) { |e| + e.status.should == 42 + } + end +end diff --git a/spec/ruby/core/exception/success_spec.rb b/spec/ruby/core/exception/success_spec.rb new file mode 100644 index 0000000000..5ab8f94454 --- /dev/null +++ b/spec/ruby/core/exception/success_spec.rb @@ -0,0 +1,15 @@ +require_relative '../../spec_helper' + +describe "SystemExit#success?" do + it "returns true if the process exited successfully" do + -> { exit 0 }.should.raise(SystemExit) { |e| + e.should.success? + } + end + + it "returns false if the process exited unsuccessfully" do + -> { exit(-1) }.should.raise(SystemExit) { |e| + e.should_not.success? + } + end +end diff --git a/spec/ruby/core/exception/syntax_error_spec.rb b/spec/ruby/core/exception/syntax_error_spec.rb new file mode 100644 index 0000000000..66eb5649aa --- /dev/null +++ b/spec/ruby/core/exception/syntax_error_spec.rb @@ -0,0 +1,25 @@ +require_relative '../../spec_helper' + +describe "SyntaxError#path" do + it "returns the file path provided to eval" do + filename = "speccing.rb" + + -> { + eval("if true", TOPLEVEL_BINDING, filename) + }.should.raise(SyntaxError) { |e| + e.path.should == filename + } + end + + it "returns the file path that raised an exception" do + expected_path = fixture(__FILE__, "syntax_error.rb") + + -> { + require_relative "fixtures/syntax_error" + }.should.raise(SyntaxError) { |e| e.path.should == expected_path } + end + + it "returns nil when constructed directly" do + SyntaxError.new.path.should == nil + end +end diff --git a/spec/ruby/core/exception/system_call_error_spec.rb b/spec/ruby/core/exception/system_call_error_spec.rb new file mode 100644 index 0000000000..da01c5b6b0 --- /dev/null +++ b/spec/ruby/core/exception/system_call_error_spec.rb @@ -0,0 +1,163 @@ +require_relative '../../spec_helper' +require_relative 'fixtures/common' + +describe "SystemCallError" do + before :each do + ScratchPad.clear + end + + it "can be subclassed" do + ExceptionSpecs::SCESub = Class.new(SystemCallError) do + def initialize + ScratchPad.record :initialize + end + end + + exc = ExceptionSpecs::SCESub.new + ScratchPad.recorded.should.equal?(:initialize) + exc.should.instance_of?(ExceptionSpecs::SCESub) + ensure + ExceptionSpecs.send(:remove_const, :SCESub) + end +end + +describe "SystemCallError.new" do + before :all do + @example_errno = Errno::EINVAL::Errno + @example_errno_class = Errno::EINVAL + @last_known_errno = Errno.constants.size - 1 + @unknown_errno = Errno.constants.size + @some_human_readable = /[[:graph:]]+/ + end + + it "requires at least one argument" do + -> { SystemCallError.new }.should.raise(ArgumentError) + end + + it "accepts single Integer argument as errno" do + SystemCallError.new(-2**24).errno.should == -2**24 + SystemCallError.new(-1).errno.should == -1 + SystemCallError.new(0).errno.should == 0 + SystemCallError.new(@last_known_errno).errno.should == @last_known_errno + SystemCallError.new(@unknown_errno).errno.should == @unknown_errno + SystemCallError.new(2**24).errno.should == 2**24 + end + + it "constructs a SystemCallError for an unknown error number" do + SystemCallError.new(-2**24).should.instance_of?(SystemCallError) + SystemCallError.new(-1).should.instance_of?(SystemCallError) + SystemCallError.new(@unknown_errno).should.instance_of?(SystemCallError) + SystemCallError.new(2**24).should.instance_of?(SystemCallError) + end + + it "constructs the appropriate Errno class" do + e = SystemCallError.new(@example_errno) + e.should.is_a?(SystemCallError) + e.should.instance_of?(@example_errno_class) + end + + it "sets an error message corresponding to an appropriate Errno class" do + e = SystemCallError.new(@example_errno) + e.message.should == 'Invalid argument' + end + + it "accepts an optional custom message preceding the errno" do + exc = SystemCallError.new("custom message", @example_errno) + exc.should.instance_of?(@example_errno_class) + exc.errno.should == @example_errno + exc.message.should == 'Invalid argument - custom message' + end + + it "accepts an optional third argument specifying the location" do + exc = SystemCallError.new("custom message", @example_errno, "location") + exc.should.instance_of?(@example_errno_class) + exc.errno.should == @example_errno + exc.message.should == 'Invalid argument @ location - custom message' + end + + it "coerces location if it is not a String" do + e = SystemCallError.new('foo', 1, :not_a_string) + e.message.should =~ /@ not_a_string - foo/ + end + + it "returns an arity of -1 for the initialize method" do + SystemCallError.instance_method(:initialize).arity.should == -1 + end + + it "converts to Integer if errno is a Float" do + SystemCallError.new('foo', 2.0).should == SystemCallError.new('foo', 2) + SystemCallError.new('foo', 2.9).should == SystemCallError.new('foo', 2) + end + + it "treats nil errno as unknown error value" do + SystemCallError.new(nil).should.instance_of?(SystemCallError) + end + + it "treats nil custom message as if it is not passed at all" do + exc = SystemCallError.new(nil, @example_errno) + exc.message.should == 'Invalid argument' + end + + it "sets an 'unknown error' message when an unknown error number" do + SystemCallError.new(-1).message.should =~ @some_human_readable + end + + it "adds a custom error message to an 'unknown error' message when an unknown error number and a custom message specified" do + SystemCallError.new("custom message", -1).message.should =~ /#{@some_human_readable}.* - custom message/ + end + + it "converts to Integer if errno is a Complex convertible to Integer" do + SystemCallError.new('foo', Complex(2.9, 0)).should == SystemCallError.new('foo', 2) + end + + it "raises TypeError if message is not a String" do + -> { SystemCallError.new(:foo, 1) }.should.raise(TypeError, /no implicit conversion of Symbol into String/) + end + + it "raises TypeError if errno is not an Integer" do + -> { SystemCallError.new('foo', 'bar') }.should.raise(TypeError, /no implicit conversion of String into Integer/) + end + + it "raises RangeError if errno is a Complex not convertible to Integer" do + -> { SystemCallError.new('foo', Complex(2.9, 1)) }.should.raise(RangeError, /can't convert/) + end +end + +describe "SystemCallError#errno" do + it "returns nil when no errno given" do + SystemCallError.new("message").errno.should == nil + end + + it "returns the errno given as optional argument to new" do + SystemCallError.new("message", -2**20).errno.should == -2**20 + SystemCallError.new("message", -1).errno.should == -1 + SystemCallError.new("message", 0).errno.should == 0 + SystemCallError.new("message", 1).errno.should == 1 + SystemCallError.new("message", 42).errno.should == 42 + SystemCallError.new("message", 2**20).errno.should == 2**20 + end +end + +describe "SystemCallError#message" do + it "returns the default message when no message is given" do + SystemCallError.new(2**28).message.should =~ @some_human_readable + end + + it "returns the message given as an argument to new" do + SystemCallError.new("message", 1).message.should =~ /message/ + SystemCallError.new("XXX").message.should =~ /XXX/ + end +end + +describe "SystemCallError#dup" do + it "copies the errno" do + dup_sce = SystemCallError.new("message", 42).dup + dup_sce.errno.should == 42 + end +end + +describe "SystemCallError#backtrace" do + it "is nil if not raised" do + SystemCallError.new("message", 42).backtrace.should == nil + end +end diff --git a/spec/ruby/core/exception/system_exit_spec.rb b/spec/ruby/core/exception/system_exit_spec.rb new file mode 100644 index 0000000000..d899844c4e --- /dev/null +++ b/spec/ruby/core/exception/system_exit_spec.rb @@ -0,0 +1,59 @@ +require_relative '../../spec_helper' + +describe "SystemExit" do + describe "#initialize" do + it "accepts a status and message" do + exc = SystemExit.new(42, "message") + exc.status.should == 42 + exc.message.should == "message" + + exc = SystemExit.new(true, "message") + exc.status.should == 0 + exc.message.should == "message" + + exc = SystemExit.new(false, "message") + exc.status.should == 1 + exc.message.should == "message" + end + + it "accepts a status only" do + exc = SystemExit.new(42) + exc.status.should == 42 + exc.message.should == "SystemExit" + + exc = SystemExit.new(true) + exc.status.should == 0 + exc.message.should == "SystemExit" + + exc = SystemExit.new(false) + exc.status.should == 1 + exc.message.should == "SystemExit" + end + + it "accepts a message only" do + exc = SystemExit.new("message") + exc.status.should == 0 + exc.message.should == "message" + end + + it "accepts no arguments" do + exc = SystemExit.new + exc.status.should == 0 + exc.message.should == "SystemExit" + end + end + + it "sets the exit status and exits silently when raised" do + code = 'raise SystemExit.new(7)' + result = ruby_exe(code, args: "2>&1", exit_status: 7) + result.should == "" + $?.exitstatus.should == 7 + end + + it "sets the exit status and exits silently when raised when subclassed" do + code = 'class CustomExit < SystemExit; end; raise CustomExit.new(8)' + result = ruby_exe(code, args: "2>&1", exit_status: 8) + result.should == "" + $?.exitstatus.should == 8 + end +end diff --git a/spec/ruby/core/exception/to_s_spec.rb b/spec/ruby/core/exception/to_s_spec.rb new file mode 100644 index 0000000000..65c0d73a98 --- /dev/null +++ b/spec/ruby/core/exception/to_s_spec.rb @@ -0,0 +1,37 @@ +require_relative '../../spec_helper' +require_relative 'fixtures/common' + +describe "Exception#to_s" do + it "returns the self's name if no message is set" do + Exception.new.to_s.should == 'Exception' + ExceptionSpecs::Exceptional.new.to_s.should == 'ExceptionSpecs::Exceptional' + end + + it "returns self's message if set" do + ExceptionSpecs::Exceptional.new('!!').to_s.should == '!!' + end + + it "calls #to_s on the message" do + message = mock("message") + message.should_receive(:to_s).and_return("message") + ExceptionSpecs::Exceptional.new(message).to_s.should == "message" + end +end + +describe "NameError#to_s" do + it "raises its own message for an undefined variable" do + begin + puts not_defined + rescue => exception + exception.message.should =~ /undefined local variable or method [`']not_defined'/ + end + end + + it "raises its own message for an undefined constant" do + begin + puts NotDefined + rescue => exception + exception.message.should =~ /uninitialized constant NotDefined/ + end + end +end diff --git a/spec/ruby/core/exception/top_level_spec.rb b/spec/ruby/core/exception/top_level_spec.rb new file mode 100644 index 0000000000..cc961d06d5 --- /dev/null +++ b/spec/ruby/core/exception/top_level_spec.rb @@ -0,0 +1,65 @@ +require_relative '../../spec_helper' + +describe "An Exception reaching the top level" do + it "is printed on STDERR" do + ruby_exe('raise "foo"', args: "2>&1", exit_status: 1).should =~ /in [`']<main>': foo \(RuntimeError\)/ + end + + it "the Exception#cause is printed to STDERR with backtraces" do + code = <<-RUBY + def raise_cause + raise "the cause" # 2 + end + def raise_wrapped + raise "wrapped" # 5 + end + begin + raise_cause # 8 + rescue + raise_wrapped # 10 + end + RUBY + lines = ruby_exe(code, args: "2>&1", exit_status: 1).lines + + lines.map! { |l| l.chomp[/:(\d+:in.+)/, 1] } + lines[0].should =~ /\A5:in [`'](?:Object#)?raise_wrapped': wrapped \(RuntimeError\)\z/ + if lines[1].include? 'rescue in' + # CRuby < 3.4 has an extra 'rescue in' backtrace entry + lines[1].should =~ /\A10:in [`']rescue in <main>'\z/ + lines.delete_at 1 + lines[1].should =~ /\A7:in [`']<main>'\z/ + else + lines[1].should =~ /\A10:in [`']<main>'\z/ + end + lines[2].should =~ /\A2:in [`'](?:Object#)?raise_cause': the cause \(RuntimeError\)\z/ + lines[3].should =~ /\A8:in [`']<main>'\z/ + lines.size.should == 4 + end + + describe "with a custom backtrace" do + it "is printed on STDERR" do + code = <<-RUBY + raise RuntimeError, "foo", [ + "/dir/foo.rb:10:in `raising'", + "/dir/bar.rb:20:in `caller'", + ] + RUBY + ruby_exe(code, args: "2>&1", exit_status: 1).should == <<-EOS +/dir/foo.rb:10:in `raising': foo (RuntimeError) +\tfrom /dir/bar.rb:20:in `caller' + EOS + end + end + + describe "kills all threads and fibers, ensure clauses are only run for threads current fibers, not for suspended fibers" do + it "with ensure on the root fiber" do + file = fixture(__FILE__, "thread_fiber_ensure.rb") + ruby_exe(file, args: "2>&1", exit_status: 0).should == "current fiber ensure\n" + end + + it "with ensure on non-root fiber" do + file = fixture(__FILE__, "thread_fiber_ensure_non_root_fiber.rb") + ruby_exe(file, args: "2>&1", exit_status: 0).should == "current fiber ensure\n" + end + end +end diff --git a/spec/ruby/core/exception/uncaught_throw_error_spec.rb b/spec/ruby/core/exception/uncaught_throw_error_spec.rb new file mode 100644 index 0000000000..9267df6670 --- /dev/null +++ b/spec/ruby/core/exception/uncaught_throw_error_spec.rb @@ -0,0 +1,12 @@ +require_relative '../../spec_helper' + +describe "UncaughtThrowError#tag" do + it "returns the object thrown" do + begin + throw :abc + + rescue UncaughtThrowError => e + e.tag.should == :abc + end + end +end |