diff options
Diffstat (limited to 'spec/ruby/core/io/close_on_exec_spec.rb')
-rw-r--r-- | spec/ruby/core/io/close_on_exec_spec.rb | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/spec/ruby/core/io/close_on_exec_spec.rb b/spec/ruby/core/io/close_on_exec_spec.rb new file mode 100644 index 0000000000..057a9a1c20 --- /dev/null +++ b/spec/ruby/core/io/close_on_exec_spec.rb @@ -0,0 +1,100 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "IO#close_on_exec=" do + before :each do + @name = tmp('io_close_on_exec.txt') + @io = new_io @name + end + + after :each do + @io.close unless @io.closed? + rm_r @name + end + + guard -> { platform_is :windows and ruby_version_is ""..."2.3" } do + it "returns false from #respond_to?" do + @io.respond_to?(:close_on_exec=).should be_false + end + + it "raises a NotImplementedError when called" do + lambda { @io.close_on_exec = true }.should raise_error(NotImplementedError) + end + end + + guard -> { platform_is_not :windows or ruby_version_is "2.3" } do + it "sets the close-on-exec flag if true" do + @io.close_on_exec = true + @io.close_on_exec?.should == true + end + + it "sets the close-on-exec flag if non-false" do + @io.close_on_exec = :true + @io.close_on_exec?.should == true + end + + it "unsets the close-on-exec flag if false" do + @io.close_on_exec = true + @io.close_on_exec = false + @io.close_on_exec?.should == false + end + + it "unsets the close-on-exec flag if nil" do + @io.close_on_exec = true + @io.close_on_exec = nil + @io.close_on_exec?.should == false + end + + it "ensures the IO's file descriptor is closed in exec'ed processes" do + require 'fcntl' + @io.close_on_exec = true + (@io.fcntl(Fcntl::F_GETFD) & Fcntl::FD_CLOEXEC).should == Fcntl::FD_CLOEXEC + end + + it "raises IOError if called on a closed IO" do + @io.close + lambda { @io.close_on_exec = true }.should raise_error(IOError) + end + + it "returns nil" do + @io.send(:close_on_exec=, true).should be_nil + end + end +end + +describe "IO#close_on_exec?" do + before :each do + @name = tmp('io_is_close_on_exec.txt') + @io = new_io @name + end + + after :each do + @io.close unless @io.closed? + rm_r @name + end + + guard -> { platform_is :windows and ruby_version_is ""..."2.3" } do + it "returns false from #respond_to?" do + @io.respond_to?(:close_on_exec?).should be_false + end + + it "raises a NotImplementedError when called" do + lambda { @io.close_on_exec? }.should raise_error(NotImplementedError) + end + end + + guard -> { platform_is_not :windows or ruby_version_is "2.3" } do + it "returns true by default" do + @io.close_on_exec?.should == true + end + + it "returns true if set" do + @io.close_on_exec = true + @io.close_on_exec?.should == true + end + + it "raises IOError if called on a closed IO" do + @io.close + lambda { @io.close_on_exec? }.should raise_error(IOError) + end + end +end |