1 files changed, 138 insertions, 0 deletions
diff --git a/testing/web-platform/mozilla/tests/webgpu/common/internal/params_utils.js b/testing/web-platform/mozilla/tests/webgpu/common/internal/params_utils.js
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index 0000000000..68acd1b7bc
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+++ b/testing/web-platform/mozilla/tests/webgpu/common/internal/params_utils.js
@@ -0,0 +1,138 @@
+/**
+* AUTO-GENERATED - DO NOT EDIT. Source: https://github.com/gpuweb/cts
+**/import { assert } from '../util/util.js';
+
+import { comparePublicParamsPaths, Ordering } from './query/compare.js';
+import { kWildcard, kParamSeparator, kParamKVSeparator } from './query/separators.js';
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+export function paramKeyIsPublic(key) {
+  return !key.startsWith('_');
+}
+
+export function extractPublicParams(params) {
+  const publicParams = {};
+  for (const k of Object.keys(params)) {
+    if (paramKeyIsPublic(k)) {
+      publicParams[k] = params[k];
+    }
+  }
+  return publicParams;
+}
+
+/** Used to escape reserved characters in URIs */
+const kPercent = '%';
+
+export const badParamValueChars = new RegExp(
+  '[' + kParamKVSeparator + kParamSeparator + kWildcard + kPercent + ']'
+);
+
+export function publicParamsEquals(x, y) {
+  return comparePublicParamsPaths(x, y) === Ordering.Equal;
+}
+
+
+
+
+
+/**
+ * Flatten a union of interfaces into a single interface encoding the same type.
+ *
+ * Flattens a union in such a way that:
+ * `{ a: number, b?: undefined } | { b: string, a?: undefined }`
+ * (which is the value type of `[{ a: 1 }, { b: 1 }]`)
+ * becomes `{ a: number | undefined, b: string | undefined }`.
+ *
+ * And also works for `{ a: number } | { b: string }` which maps to the same.
+ */
+
+
+
+
+
+
+
+
+
+
+
+function typeAssert() {}
+{
+
+
+
+
+
+
+
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+
+
+
+
+
+
+
+
+
+
+
+
+
+
+  {
+    typeAssert();
+    typeAssert();
+    typeAssert();
+    typeAssert();
+    typeAssert();
+
+    typeAssert();
+
+    typeAssert();
+    typeAssert();
+    typeAssert();
+    typeAssert();
+    typeAssert();
+
+    // Unexpected test results - hopefully okay to ignore these
+    typeAssert();
+    typeAssert();
+  }
+}
+
+
+
+
+
+
+/** Merges two objects into one `{ ...a, ...b }` and return it with a flattened type. */
+export function mergeParams(a, b) {
+  return { ...a, ...b };
+}
+
+/**
+ * Merges two objects into one `{ ...a, ...b }` and asserts they had no overlapping keys.
+ * This is slower than {@link mergeParams}.
+ */
+export function mergeParamsChecked(a, b) {
+  const merged = mergeParams(a, b);
+  assert(
+    Object.keys(merged).length === Object.keys(a).length + Object.keys(b).length,
+    () => `Duplicate key between ${JSON.stringify(a)} and ${JSON.stringify(b)}`
+  );
+  return merged;
+}
+\ No newline at end of file