diff options
Diffstat (limited to 'spec/ruby/core/io/pwrite_spec.rb')
-rw-r--r-- | spec/ruby/core/io/pwrite_spec.rb | 32 |
1 files changed, 29 insertions, 3 deletions
diff --git a/spec/ruby/core/io/pwrite_spec.rb b/spec/ruby/core/io/pwrite_spec.rb index fe29d1e1f6..2bc508b37d 100644 --- a/spec/ruby/core/io/pwrite_spec.rb +++ b/spec/ruby/core/io/pwrite_spec.rb @@ -1,7 +1,7 @@ # -*- encoding: utf-8 -*- require_relative '../../spec_helper' -platform_is_not :windows do +guard -> { platform_is_not :windows or ruby_version_is "3.3" } do describe "IO#pwrite" do before :each do @fname = tmp("io_pwrite.txt") @@ -28,16 +28,42 @@ platform_is_not :windows do @file.pread(6, 0).should == "foobar" end + it "calls #to_s on the object to be written" do + object = mock("to_s") + object.should_receive(:to_s).and_return("foo") + @file.pwrite(object, 0) + @file.pread(3, 0).should == "foo" + end + + it "calls #to_int on the offset" do + offset = mock("to_int") + offset.should_receive(:to_int).and_return(2) + @file.pwrite("foo", offset) + @file.pread(3, 2).should == "foo" + end + it "raises IOError when file is not open in write mode" do File.open(@fname, "r") do |file| - -> { file.pwrite("foo", 1) }.should raise_error(IOError) + -> { file.pwrite("foo", 1) }.should raise_error(IOError, "not opened for writing") end end it "raises IOError when file is closed" do file = File.open(@fname, "w+") file.close - -> { file.pwrite("foo", 1) }.should raise_error(IOError) + -> { file.pwrite("foo", 1) }.should raise_error(IOError, "closed stream") + end + + it "raises a NoMethodError if object does not respond to #to_s" do + -> { + @file.pwrite(BasicObject.new, 0) + }.should raise_error(NoMethodError, /undefined method [`']to_s'/) + end + + it "raises a TypeError if the offset cannot be converted to an Integer" do + -> { + @file.pwrite("foo", Object.new) + }.should raise_error(TypeError, "no implicit conversion of Object into Integer") end end end |