Function TestCPUProfilerTime

cpu_test.go:23–101

(t *testing.T)

}

func TestCPUProfilerTime(t *testing.T) {
	currentTime := int64(0)

	p := ProfilingFor(nil).CPUProfiler(
		TimeFunc(func() int64 { return currentTime }),
	)

	module := wazerotest.NewModule(nil,
		wazerotest.NewFunction(func(context.Context, api.Module) {}),
		wazerotest.NewFunction(func(context.Context, api.Module) {}),
		wazerotest.NewFunction(func(context.Context, api.Module) {}),
	)

	f0 := p.NewFunctionListener(module.Function(0).Definition())
	f1 := p.NewFunctionListener(module.Function(1).Definition())
	f2 := p.NewFunctionListener(module.Function(2).Definition())

	stack0 := []experimental.StackFrame{
		{Function: module.Function(0)},
	}

	stack1 := []experimental.StackFrame{
		{Function: module.Function(0)},
		{Function: module.Function(1)},
	}

	stack2 := []experimental.StackFrame{
		{Function: module.Function(0)},
		{Function: module.Function(1)},
		{Function: module.Function(2)},
	}

	def0 := stack0[0].Function.Definition()
	def1 := stack1[1].Function.Definition()
	def2 := stack2[2].Function.Definition()

	ctx := context.Background()

	const (
		t0 int64 = 1
		t1 int64 = 10
		t2 int64 = 42
		t3 int64 = 100
		t4 int64 = 101
		t5 int64 = 102
	)

	p.StartProfile()

	currentTime = t0
	f0.Before(ctx, module, def0, nil, experimental.NewStackIterator(stack0...))

	currentTime = t1
	f1.Before(ctx, module, def1, nil, experimental.NewStackIterator(stack1...))

	currentTime = t2
	f2.Before(ctx, module, def2, nil, experimental.NewStackIterator(stack2...))