diff options
Diffstat (limited to 'spec/ruby/core/thread/each_caller_location_spec.rb')
-rw-r--r-- | spec/ruby/core/thread/each_caller_location_spec.rb | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/spec/ruby/core/thread/each_caller_location_spec.rb b/spec/ruby/core/thread/each_caller_location_spec.rb new file mode 100644 index 0000000000..29c271789b --- /dev/null +++ b/spec/ruby/core/thread/each_caller_location_spec.rb @@ -0,0 +1,49 @@ +require_relative '../../spec_helper' + +describe "Thread.each_caller_location" do + ruby_version_is "3.2" do + it "iterates through the current execution stack and matches caller_locations content and type" do + ScratchPad.record [] + Thread.each_caller_location { |l| ScratchPad << l; } + + ScratchPad.recorded.map(&:to_s).should == caller_locations.map(&:to_s) + ScratchPad.recorded[0].should be_kind_of(Thread::Backtrace::Location) + end + + it "returns subset of 'Thread.to_enum(:each_caller_location)' locations" do + ar = [] + ecl = Thread.each_caller_location { |x| ar << x } + + (ar.map(&:to_s) - Thread.to_enum(:each_caller_location).to_a.map(&:to_s)).should.empty? + end + + it "stops the backtrace iteration if 'break' occurs" do + i = 0 + ar = [] + ecl = Thread.each_caller_location do |x| + ar << x + i += 1 + break x if i == 2 + end + + ar.map(&:to_s).should == caller_locations(1, 2).map(&:to_s) + ecl.should be_kind_of(Thread::Backtrace::Location) + end + + it "returns nil" do + Thread.each_caller_location {}.should == nil + end + + it "raises LocalJumpError when called without a block" do + -> { + Thread.each_caller_location + }.should raise_error(LocalJumpError, "no block given") + end + + it "doesn't accept keyword arguments" do + -> { + Thread.each_caller_location(12, foo: 10) {} + }.should raise_error(ArgumentError); + end + end +end |