1 files changed, 79 insertions, 0 deletions
diff --git a/dom/webgpu/tests/cts/checkout/src/webgpu/idl/constants/flags.spec.ts b/dom/webgpu/tests/cts/checkout/src/webgpu/idl/constants/flags.spec.ts
new file mode 100644
index 0000000000..ca78892fb4
--- /dev/null
+++ b/dom/webgpu/tests/cts/checkout/src/webgpu/idl/constants/flags.spec.ts
@@ -0,0 +1,79 @@
+export const description = `
+Test the values of flags interfaces (e.g. GPUTextureUsage).
+`;
+
+import { makeTestGroup } from '../../../common/framework/test_group.js';
+import { IDLTest } from '../idl_test.js';
+
+export const g = makeTestGroup(IDLTest);
+
+const kBufferUsageExp = {
+  MAP_READ: 0x0001,
+  MAP_WRITE: 0x0002,
+  COPY_SRC: 0x0004,
+  COPY_DST: 0x0008,
+  INDEX: 0x0010,
+  VERTEX: 0x0020,
+  UNIFORM: 0x0040,
+  STORAGE: 0x0080,
+  INDIRECT: 0x0100,
+  QUERY_RESOLVE: 0x0200,
+};
+g.test('BufferUsage,count').fn(t => {
+  t.assertMemberCount(GPUBufferUsage, kBufferUsageExp);
+});
+g.test('BufferUsage,values')
+  .params(u => u.combine('key', Object.keys(kBufferUsageExp)))
+  .fn(t => {
+    const { key } = t.params;
+    t.assertMember(GPUBufferUsage, kBufferUsageExp, key);
+  });
+
+const kTextureUsageExp = {
+  COPY_SRC: 0x01,
+  COPY_DST: 0x02,
+  TEXTURE_BINDING: 0x04,
+  STORAGE_BINDING: 0x08,
+  RENDER_ATTACHMENT: 0x10,
+};
+g.test('TextureUsage,count').fn(t => {
+  t.assertMemberCount(GPUTextureUsage, kTextureUsageExp);
+});
+g.test('TextureUsage,values')
+  .params(u => u.combine('key', Object.keys(kTextureUsageExp)))
+  .fn(t => {
+    const { key } = t.params;
+    t.assertMember(GPUTextureUsage, kTextureUsageExp, key);
+  });
+
+const kColorWriteExp = {
+  RED: 0x1,
+  GREEN: 0x2,
+  BLUE: 0x4,
+  ALPHA: 0x8,
+  ALL: 0xf,
+};
+g.test('ColorWrite,count').fn(t => {
+  t.assertMemberCount(GPUColorWrite, kColorWriteExp);
+});
+g.test('ColorWrite,values')
+  .params(u => u.combine('key', Object.keys(kColorWriteExp)))
+  .fn(t => {
+    const { key } = t.params;
+    t.assertMember(GPUColorWrite, kColorWriteExp, key);
+  });
+
+const kShaderStageExp = {
+  VERTEX: 0x1,
+  FRAGMENT: 0x2,
+  COMPUTE: 0x4,
+};
+g.test('ShaderStage,count').fn(t => {
+  t.assertMemberCount(GPUShaderStage, kShaderStageExp);
+});
+g.test('ShaderStage,values')
+  .params(u => u.combine('key', Object.keys(kShaderStageExp)))
+  .fn(t => {
+    const { key } = t.params;
+    t.assertMember(GPUShaderStage, kShaderStageExp, key);
+  });