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require_relative '../../spec_helper'
require_relative 'fixtures/classes'
describe 'TracePoint#disable' do
it 'returns true if trace was enabled' do
called = false
trace = TracePoint.new(:line) do |tp|
next unless TracePointSpec.target_thread?
called = true
end
trace.enable
begin
line_event = true
ensure
ret = trace.disable
ret.should == true
end
called.should == true
# Check the TracePoint is disabled
called = false
line_event = true
called.should == false
end
it 'returns false if trace was disabled' do
called = false
trace = TracePoint.new(:line) do |tp|
next unless TracePointSpec.target_thread?
called = true
end
line_event = true
trace.disable.should == false
line_event = true
called.should == false
end
it 'is disabled within a block & is enabled outside the block' do
enabled = nil
trace = TracePoint.new(:line) {}
trace.enable
begin
trace.disable { enabled = trace.enabled? }
enabled.should == false
trace.should.enabled?
ensure
trace.disable
end
end
it 'returns the return value of the block' do
trace = TracePoint.new(:line) {}
trace.enable
begin
trace.disable { 42 }.should == 42
trace.should.enabled?
ensure
trace.disable
end
end
it 'can accept param within a block but it should not yield arguments' do
trace = TracePoint.new(:line) {}
trace.enable
begin
trace.disable do |*args|
args.should == []
end
trace.should.enabled?
ensure
trace.disable
end
end
end
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