diff options
Diffstat (limited to 'jni/ruby/test/-ext-/tracepoint/test_tracepoint.rb')
-rw-r--r-- | jni/ruby/test/-ext-/tracepoint/test_tracepoint.rb | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/jni/ruby/test/-ext-/tracepoint/test_tracepoint.rb b/jni/ruby/test/-ext-/tracepoint/test_tracepoint.rb new file mode 100644 index 0000000..b5a6e76 --- /dev/null +++ b/jni/ruby/test/-ext-/tracepoint/test_tracepoint.rb @@ -0,0 +1,79 @@ +require 'test/unit' +require '-test-/tracepoint' + +class TestTracepointObj < Test::Unit::TestCase + def test_not_available_from_ruby + assert_raise ArgumentError do + TracePoint.trace(:obj_new){} + end + end + + def test_tracks_objspace_events + result = Bug.tracepoint_track_objspace_events{ + 99 + 'abc' + _="foobar" + Object.new + nil + } + + newobj_count, free_count, gc_start_count, gc_end_mark_count, gc_end_sweep_count, *newobjs = *result + assert_equal 2, newobj_count + assert_equal 2, newobjs.size + assert_equal 'foobar', newobjs[0] + assert_equal Object, newobjs[1].class + assert_operator free_count, :>=, 0 + assert_operator gc_start_count, :==, gc_end_mark_count + assert_operator gc_start_count, :>=, gc_end_sweep_count + end + + def test_tracks_objspace_count + stat1 = {} + stat2 = {} + GC.disable + GC.stat(stat1) + result = Bug.tracepoint_track_objspace_events{ + GC.enable + 1_000_000.times{''} + GC.disable + } + GC.stat(stat2) + GC.enable + + newobj_count, free_count, gc_start_count, gc_end_mark_count, gc_end_sweep_count, *newobjs = *result + + assert_operator stat2[:total_allocated_objects] - stat1[:total_allocated_objects], :>=, newobj_count + assert_operator 1_000_000, :<=, newobj_count + + assert_operator stat2[:total_freed_objects] + stat2[:heap_final_slots] - stat1[:total_freed_objects], :>=, free_count + assert_operator stat2[:count] - stat1[:count], :==, gc_start_count + + assert_operator gc_start_count, :==, gc_end_mark_count + assert_operator gc_start_count, :>=, gc_end_sweep_count + assert_operator stat2[:count] - stat1[:count] - 1, :<=, gc_end_sweep_count + end + + def test_tracepoint_specify_normal_and_internal_events + assert_raise(TypeError){ Bug.tracepoint_specify_normal_and_internal_events } + end + + def test_after_gc_start_hook_with_GC_stress + bug8492 = '[ruby-dev:47400] [Bug #8492]: infinite after_gc_start_hook reentrance' + assert_nothing_raised(Timeout::Error, bug8492) do + assert_in_out_err(%w[-r-test-/tracepoint], <<-'end;', /\A[1-9]/, timeout: 2) + stress, GC.stress = GC.stress, false + count = 0 + Bug.after_gc_start_hook = proc {count += 1} + begin + GC.stress = true + 3.times {Object.new} + ensure + GC.stress = stress + Bug.after_gc_start_hook = nil + end + puts count + end; + end + end + +end |