Adding upstream version 110.0.1.upstream/110.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 120 insertions, 0 deletions

diff --git a/testing/web-platform/tests/webidl/ecmascript-binding/es-exceptions/DOMException-custom-bindings.any.js b/testing/web-platform/tests/webidl/ecmascript-binding/es-exceptions/DOMException-custom-bindings.any.js
new file mode 100644
index 0000000000..cd4e5b6341
--- /dev/null
+++ b/testing/web-platform/tests/webidl/ecmascript-binding/es-exceptions/DOMException-custom-bindings.any.js
@@ -0,0 +1,120 @@
+"use strict";
+
+test(() => {
+  assert_throws_js(TypeError, () => DOMException());
+}, "Cannot construct without new");
+
+test(() => {
+  assert_equals(Object.getPrototypeOf(DOMException.prototype), Error.prototype);
+}, "inherits from Error: prototype-side");
+
+test(() => {
+  assert_equals(Object.getPrototypeOf(DOMException), Function.prototype);
+}, "does not inherit from Error: class-side");
+
+test(() => {
+  const e = new DOMException("message", "name");
+  assert_false(e.hasOwnProperty("message"), "property is not own");
+
+  const propDesc = Object.getOwnPropertyDescriptor(DOMException.prototype, "message");
+  assert_equals(typeof propDesc.get, "function", "property descriptor is a getter");
+  assert_equals(propDesc.set, undefined, "property descriptor is not a setter");
+  assert_true(propDesc.enumerable, "property descriptor enumerable");
+  assert_true(propDesc.configurable, "property descriptor configurable");
+}, "message property descriptor");
+
+test(() => {
+  const getter = Object.getOwnPropertyDescriptor(DOMException.prototype, "message").get;
+
+  assert_throws_js(TypeError, () => getter.apply({}));
+}, "message getter performs brand checks (i.e. is not [LegacyLenientThis])");
+
+test(() => {
+  const e = new DOMException("message", "name");
+  assert_false(e.hasOwnProperty("name"), "property is not own");
+
+  const propDesc = Object.getOwnPropertyDescriptor(DOMException.prototype, "name");
+  assert_equals(typeof propDesc.get, "function", "property descriptor is a getter");
+  assert_equals(propDesc.set, undefined, "property descriptor is not a setter");
+  assert_true(propDesc.enumerable, "property descriptor enumerable");
+  assert_true(propDesc.configurable, "property descriptor configurable");
+}, "name property descriptor");
+
+test(() => {
+  const getter = Object.getOwnPropertyDescriptor(DOMException.prototype, "name").get;
+
+  assert_throws_js(TypeError, () => getter.apply({}));
+}, "name getter performs brand checks (i.e. is not [LegacyLenientThis])");
+
+test(() => {
+  const e = new DOMException("message", "name");
+  assert_false(e.hasOwnProperty("code"), "property is not own");
+
+  const propDesc = Object.getOwnPropertyDescriptor(DOMException.prototype, "code");
+  assert_equals(typeof propDesc.get, "function", "property descriptor is a getter");
+  assert_equals(propDesc.set, undefined, "property descriptor is not a setter");
+  assert_true(propDesc.enumerable, "property descriptor enumerable");
+  assert_true(propDesc.configurable, "property descriptor configurable");
+}, "code property descriptor");
+
+test(() => {
+  const getter = Object.getOwnPropertyDescriptor(DOMException.prototype, "code").get;
+
+  assert_throws_js(TypeError, () => getter.apply({}));
+}, "code getter performs brand checks (i.e. is not [LegacyLenientThis])");
+
+test(() => {
+  const e = new DOMException("message", "InvalidCharacterError");
+  assert_equals(e.code, 5, "Initially the code is set to 5");
+
+  Object.defineProperty(e, "name", {
+    value: "WrongDocumentError"
+  });
+
+  assert_equals(e.code, 5, "The code is still set to 5");
+}, "code property is not affected by shadowing the name property");
+
+test(() => {
+  const e = new DOMException("message", "name");
+  assert_equals(Object.prototype.toString.call(e), "[object DOMException]");
+}, "Object.prototype.toString behavior is like other interfaces");
+
+test(() => {
+  const e = new DOMException("message", "name");
+  assert_false(e.hasOwnProperty("toString"), "toString must not exist on the instance");
+  assert_false(DOMException.prototype.hasOwnProperty("toString"), "toString must not exist on DOMException.prototype");
+  assert_equals(typeof e.toString, "function", "toString must still exist (via Error.prototype)");
+}, "Inherits its toString() from Error.prototype");
+
+test(() => {
+  const e = new DOMException("message", "name");
+  assert_equals(e.toString(), "name: message",
+    "The default Error.prototype.toString() behavior must work on supplied name and message");
+
+  Object.defineProperty(e, "name", { value: "new name" });
+  Object.defineProperty(e, "message", { value: "new message" });
+  assert_equals(e.toString(), "new name: new message",
+    "The default Error.prototype.toString() behavior must work on shadowed names and messages");
+}, "toString() behavior from Error.prototype applies as expected");
+
+test(() => {
+  assert_throws_js(TypeError, () => DOMException.prototype.toString());
+}, "DOMException.prototype.toString() applied to DOMException.prototype throws because of name/message brand checks");
+
+test(() => {
+  let stackOnNormalErrors;
+  try {
+    throw new Error("normal error");
+  } catch (e) {
+    stackOnNormalErrors = e.stack;
+  }
+
+  let stackOnDOMException;
+  try {
+    throw new DOMException("message", "name");
+  } catch (e) {
+    stackOnDOMException = e.stack;
+  }
+
+  assert_equals(typeof stackOnDOMException, typeof stackOnNormalErrors, "The typeof values must match");
+}, "If the implementation has a stack property on normal errors, it also does on DOMExceptions");