1 files changed, 101 insertions, 0 deletions
diff --git a/dom/webgpu/tests/cts/checkout/src/webgpu/api/validation/buffer/destroy.spec.ts b/dom/webgpu/tests/cts/checkout/src/webgpu/api/validation/buffer/destroy.spec.ts
new file mode 100644
index 0000000000..e9297d699c
--- /dev/null
+++ b/dom/webgpu/tests/cts/checkout/src/webgpu/api/validation/buffer/destroy.spec.ts
@@ -0,0 +1,101 @@
+export const description = `
+Validation tests for GPUBuffer.destroy.
+`;
+
+import { makeTestGroup } from '../../../../common/framework/test_group.js';
+import { kBufferUsages } from '../../../capability_info.js';
+import { GPUConst } from '../../../constants.js';
+import { ValidationTest } from '../validation_test.js';
+
+export const g = makeTestGroup(ValidationTest);
+
+g.test('all_usages')
+  .desc('Test destroying buffers of every usage type.')
+  .paramsSubcasesOnly(u =>
+    u //
+      .combine('usage', kBufferUsages)
+  )
+  .fn(async t => {
+    const { usage } = t.params;
+    const buf = t.device.createBuffer({
+      size: 4,
+      usage,
+    });
+
+    buf.destroy();
+  });
+
+g.test('error_buffer')
+  .desc('Test that error buffers may be destroyed without generating validation errors.')
+  .fn(async t => {
+    const buf = t.getErrorBuffer();
+    buf.destroy();
+  });
+
+g.test('twice')
+  .desc(
+    `Test that destroying a buffer more than once is allowed.
+      - Tests buffers which are mapped at creation or not
+      - Tests buffers with various usages`
+  )
+  .paramsSubcasesOnly(u =>
+    u //
+      .combine('mappedAtCreation', [false, true])
+      .combineWithParams([
+        { size: 4, usage: GPUConst.BufferUsage.COPY_SRC },
+        { size: 4, usage: GPUConst.BufferUsage.MAP_WRITE | GPUConst.BufferUsage.COPY_SRC },
+        { size: 4, usage: GPUConst.BufferUsage.COPY_DST | GPUConst.BufferUsage.MAP_READ },
+      ])
+  )
+  .fn(async t => {
+    const buf = t.device.createBuffer(t.params);
+
+    buf.destroy();
+    buf.destroy();
+  });
+
+g.test('while_mapped')
+  .desc(
+    `Test destroying buffers while mapped or after being unmapped.
+      - Tests {mappable, unmappable mapAtCreation, mappable mapAtCreation}
+      - Tests while {mapped, mapped at creation, unmapped}`
+  )
+  .paramsSubcasesOnly(u =>
+    u //
+      .combine('mappedAtCreation', [false, true])
+      .combine('unmapBeforeDestroy', [false, true])
+      .combineWithParams([
+        { usage: GPUConst.BufferUsage.COPY_SRC },
+        { usage: GPUConst.BufferUsage.MAP_WRITE | GPUConst.BufferUsage.COPY_SRC },
+        { usage: GPUConst.BufferUsage.COPY_DST | GPUConst.BufferUsage.MAP_READ },
+        {
+          usage: GPUConst.BufferUsage.MAP_WRITE | GPUConst.BufferUsage.COPY_SRC,
+          mapMode: GPUConst.MapMode.WRITE,
+        },
+        {
+          usage: GPUConst.BufferUsage.COPY_DST | GPUConst.BufferUsage.MAP_READ,
+          mapMode: GPUConst.MapMode.READ,
+        },
+      ])
+      .unless(p => p.mappedAtCreation === false && p.mapMode === undefined)
+  )
+  .fn(async t => {
+    const { usage, mapMode, mappedAtCreation, unmapBeforeDestroy } = t.params;
+    const buf = t.device.createBuffer({
+      size: 4,
+      usage,
+      mappedAtCreation,
+    });
+
+    if (mapMode !== undefined) {
+      if (mappedAtCreation) {
+        buf.unmap();
+      }
+      await buf.mapAsync(mapMode);
+    }
+    if (unmapBeforeDestroy) {
+      buf.unmap();
+    }
+
+    buf.destroy();
+  });