test(vulkan): skip purego allocation budgets under the race runtime

commit: 04fea8d1c1d642e93d9b2914fd5e6b492f87f6aa
author: brice · 14h ago · 2026-10-22 10:46 UTC
committer: brice · 6h ago · 2026-10-22 17:54 UTC
parent: 57e2ff1
signature: GPG VerifiedCD88F9E564E0102646FB6077A1A07C7C7C3E349D · arch-gpg Verified for the committer email

4 files · +22 -0

M internal/adapters/vulkan/capture_test.go +3 -0


@@ -358,6 +358,9 @@ func openFDs(t *testing.T) int {
358	358		// slot keeps its sync file for every lease. No mock stands in the measured
359	359		// closure.
360	360		func TestCaptureCycleAllocations(t *testing.T) {
	361	+	if raceEnabled {
	362	+	t.Skip("allocation budgets are not stable under the race runtime")
	363	+	}
361	364		for _, tc := range []struct {
362	365		name string
363	366		new func(testing.T) Renderer


@@ -358,6 +358,9 @@ func openFDs(t *testing.T) int {
358	// slot keeps its sync file for every lease. No mock stands in the measured	358		// slot keeps its sync file for every lease. No mock stands in the measured
359	// closure.	359		// closure.
360	func TestCaptureCycleAllocations(t *testing.T) {	360		func TestCaptureCycleAllocations(t *testing.T) {
		361	+	if raceEnabled {
		362	+	t.Skip("allocation budgets are not stable under the race runtime")
		363	+	}
361	for _, tc := range []struct {	364		for _, tc := range []struct {
362	name string	365		name string
363	new func(testing.T) Renderer	366		new func(testing.T) Renderer

A internal/adapters/vulkan/norace_test.go +5 -0

A internal/adapters/vulkan/race_test.go +8 -0

@@ -0,0 +1,8 @@
	1	+	//go:build race
	2	+
	3	+	package vulkan
	4	+
	5	+	// raceEnabled: sync.Pool drops items at random under the race runtime, so the
	6	+	// allocation budgets of calls that go through purego cannot hold. perf-check
	7	+	// runs them without it.
	8	+	const raceEnabled = true

@@ -0,0 +1,8 @@
	1	+	//go:build race
	2	+
	3	+	package vulkan
	4	+
	5	+	// raceEnabled: sync.Pool drops items at random under the race runtime, so the
	6	+	// allocation budgets of calls that go through purego cannot hold. perf-check
	7	+	// runs them without it.
	8	+	const raceEnabled = true

M internal/adapters/vulkan/scene_perf_test.go +6 -0


@@ -16,6 +16,9 @@ import (
16	16		// A new scene Seq with one of two windows moved is a partial redraw seeded by
17	17		// sceneDelta and allocates nothing either.
18	18		func TestRenderSteadyStateAllocations(t *testing.T) {
	19	+	if raceEnabled {
	20	+	t.Skip("allocation budgets are not stable under the race runtime")
	21	+	}
19	22		for _, tc := range []struct {
20	23		name string
21	24		transform ports.BufferTransform

@@ -145,6 +148,9 @@ func TestRenderSteadyStateAllocations(t *testing.T) {
145	148		// keeps one alloc of headroom for drivers whose import path differs.
146	149		// Skipped without a GPU or /dev/udmabuf.
147	150		func TestRenderSteadyStateDMABufAllocations(t *testing.T) {
	151	+	if raceEnabled {
	152	+	t.Skip("allocation budgets are not stable under the race runtime")
	153	+	}
148	154		r, err := New(80, 32)
149	155		if err != nil {
150	156		t.Skipf("Vulkan unavailable: %v", err)


@@ -16,6 +16,9 @@ import (
16	// A new scene Seq with one of two windows moved is a partial redraw seeded by	16		// A new scene Seq with one of two windows moved is a partial redraw seeded by
17	// sceneDelta and allocates nothing either.	17		// sceneDelta and allocates nothing either.
18	func TestRenderSteadyStateAllocations(t *testing.T) {	18		func TestRenderSteadyStateAllocations(t *testing.T) {
		19	+	if raceEnabled {
		20	+	t.Skip("allocation budgets are not stable under the race runtime")
		21	+	}
19	for _, tc := range []struct {	22		for _, tc := range []struct {
20	name string	23		name string
21	transform ports.BufferTransform	24		transform ports.BufferTransform

@@ -145,6 +148,9 @@ func TestRenderSteadyStateAllocations(t *testing.T) {
145	// keeps one alloc of headroom for drivers whose import path differs.	148		// keeps one alloc of headroom for drivers whose import path differs.
146	// Skipped without a GPU or /dev/udmabuf.	149		// Skipped without a GPU or /dev/udmabuf.
147	func TestRenderSteadyStateDMABufAllocations(t *testing.T) {	150		func TestRenderSteadyStateDMABufAllocations(t *testing.T) {
		151	+	if raceEnabled {
		152	+	t.Skip("allocation budgets are not stable under the race runtime")
		153	+	}
148	r, err := New(80, 32)	154		r, err := New(80, 32)
149	if err != nil {	155		if err != nil {
150	t.Skipf("Vulkan unavailable: %v", err)	156		t.Skipf("Vulkan unavailable: %v", err)