diff options
Diffstat (limited to 'spec/ruby/core/thread/abort_on_exception_spec.rb')
-rw-r--r-- | spec/ruby/core/thread/abort_on_exception_spec.rb | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/spec/ruby/core/thread/abort_on_exception_spec.rb b/spec/ruby/core/thread/abort_on_exception_spec.rb new file mode 100644 index 0000000000..e424b2fd26 --- /dev/null +++ b/spec/ruby/core/thread/abort_on_exception_spec.rb @@ -0,0 +1,106 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../fixtures/classes', __FILE__) + +describe "Thread#abort_on_exception" do + before do + ThreadSpecs.clear_state + @thread = Thread.new { Thread.pass until ThreadSpecs.state == :exit } + end + + after do + ThreadSpecs.state = :exit + @thread.join + end + + it "is false by default" do + @thread.abort_on_exception.should be_false + end + + it "returns true when #abort_on_exception= is passed true" do + @thread.abort_on_exception = true + @thread.abort_on_exception.should be_true + end +end + +describe :thread_abort_on_exception, shared: true do + before do + @thread = Thread.new do + Thread.pass until ThreadSpecs.state == :run + raise RuntimeError, "Thread#abort_on_exception= specs" + end + end + + it "causes the main thread to raise the exception raised in the thread" do + begin + ScratchPad << :before + + @thread.abort_on_exception = true if @object + lambda do + ThreadSpecs.state = :run + # Wait for the main thread to be interrupted + sleep + end.should raise_error(RuntimeError, "Thread#abort_on_exception= specs") + + ScratchPad << :after + rescue Exception => e + ScratchPad << [:rescue, e] + end + + ScratchPad.recorded.should == [:before, :after] + end +end + +describe "Thread#abort_on_exception=" do + describe "when enabled and the thread dies due to an exception" do + before do + ScratchPad.record [] + ThreadSpecs.clear_state + @stderr, $stderr = $stderr, IOStub.new + end + + after do + $stderr = @stderr + end + + it_behaves_like :thread_abort_on_exception, nil, true + end +end + +describe "Thread.abort_on_exception" do + before do + @abort_on_exception = Thread.abort_on_exception + end + + after do + Thread.abort_on_exception = @abort_on_exception + end + + it "is false by default" do + Thread.abort_on_exception.should == false + end + + it "returns true when .abort_on_exception= is passed true" do + Thread.abort_on_exception = true + Thread.abort_on_exception.should be_true + end +end + +describe "Thread.abort_on_exception=" do + describe "when enabled and a non-main thread dies due to an exception" do + before :each do + ScratchPad.record [] + ThreadSpecs.clear_state + @stderr, $stderr = $stderr, IOStub.new + + @abort_on_exception = Thread.abort_on_exception + Thread.abort_on_exception = true + end + + after :each do + Thread.abort_on_exception = @abort_on_exception + $stderr = @stderr + end + + it_behaves_like :thread_abort_on_exception, nil, false + end +end |