validation_test.go RawHistoryFolder

1//go:build linux
2
3package vkdevice
4
5import (
6	"os"
7	"strings"
8	"testing"
9
10	"golang.org/x/sys/unix"
11)
12
13// Opt-in validation runs with a real render node. A missing layer is reported
14// as an explicit skip, never confused with a positive validation result.
15func TestValidationLayer(t *testing.T) {
16	path := os.Getenv("NEFERGUI_RENDER_NODE")
17	if path == "" || os.Getenv("NEFERGUI_VULKAN_PROBE") != "1" {
18		t.Skip("set NEFERGUI_VULKAN_PROBE=1 and NEFERGUI_RENDER_NODE=/dev/dri/renderD...")
19	}
20	t.Setenv("NEFERGUI_VULKAN_VALIDATION", "1")
21	var stat unix.Stat_t
22	if err := unix.Stat(path, &stat); err != nil {
23		t.Fatal(err)
24	}
25	d, err := Open(DeviceIdentity(uint64(stat.Rdev)))
26	if err != nil {
27		if strings.Contains(err.Error(), "validation layer VK_LAYER_KHRONOS_validation unavailable") {
28			t.Skip(err)
29		}
30		t.Fatal(err)
31	}
32	pipeline, err := d.NewListPipeline(64, 64)
33	if err != nil {
34		d.Close()
35		t.Fatal(err)
36	}
37	pipeline.Close()
38	d.Close()
39	if messages := d.Validation.Messages(); len(messages) > 0 {
40		t.Fatalf("Vulkan validation errors: %v", messages)
41	}
42}