diff options
Diffstat (limited to 'spec/ruby/core/tracepoint/enable_spec.rb')
-rw-r--r-- | spec/ruby/core/tracepoint/enable_spec.rb | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/spec/ruby/core/tracepoint/enable_spec.rb b/spec/ruby/core/tracepoint/enable_spec.rb new file mode 100644 index 0000000000..675f9939c1 --- /dev/null +++ b/spec/ruby/core/tracepoint/enable_spec.rb @@ -0,0 +1,92 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe 'TracePoint#enable' do + def test; end + + describe 'without a block' do + it 'returns true if trace was enabled' do + event_name, method_name = nil, nil + method_name = [] + trace = TracePoint.new(:call) do |tp| + event_name = tp.event + method_name << tp.method_id + end + + test + event_name.should == nil + + trace.enable + test + event_name.should equal(:call) + trace.disable + end + + it 'returns false if trace was disabled' do + event_name, method_name = nil, nil + trace = TracePoint.new(:call) do |tp| + event_name = tp.event + method_name = tp.method_id + end + + trace.enable.should be_false + event_name.should equal(:call) + test + method_name.equal?(:test).should be_true + + trace.disable + event_name, method_name = nil + test + method_name.equal?(:test).should be_false + event_name.should equal(nil) + + trace.enable.should be_false + event_name.should equal(:call) + test + method_name.equal?(:test).should be_true + trace.disable + end + end + + describe 'with a block' do + it 'enables the trace object within a block' do + event_name = nil + TracePoint.new(:line) do |tp| + event_name = tp.event + end.enable { event_name.should equal(:line) } + end + + ruby_bug "#14057", "2.0"..."2.5" do + it 'can accept arguments within a block but it should not yield arguments' do + event_name = nil + trace = TracePoint.new(:line) { |tp| event_name = tp.event } + trace.enable do |*args| + event_name.should equal(:line) + args.should == [] + end + trace.enabled?.should be_false + end + end + + it 'enables trace object on calling with a block if it was already enabled' do + enabled = nil + trace = TracePoint.new(:line) {} + trace.enable + trace.enable { enabled = trace.enabled? } + enabled.should == true + trace.disable + end + + it 'returns value returned by the block' do + trace = TracePoint.new(:line) {} + trace.enable { true; 'test' }.should == 'test' + end + + it 'disables the trace object outside the block' do + event_name = nil + trace = TracePoint.new(:line) { |tp|event_name = tp.event } + trace.enable { '2 + 2' } + event_name.should equal(:line) + trace.enabled?.should be_false + end + end +end |