fix: align DOMException API to the spec and add web platform testing of it. (#9106)

* fix: align DOMException API to the spec

* test: fix test case 070_location

* test(DOMException): disable "does not inherit from Error: class-side"
test of WPT

* test: remove test cases in deno codebase

* docs: add note about skipped test

4 files changed, 17 insertions, 20 deletions

diff --git a/cli/tests/070_location.ts b/cli/tests/070_location.ts
index 62fd34af2..4eace257e 100644
--- a/cli/tests/070_location.ts
+++ b/cli/tests/070_location.ts
@@ -6,5 +6,5 @@ console.log(location);
 try {
   location.hostname = "bar";
 } catch (error) {
-  console.log(error);
+  console.log(error.toString());
 }
diff --git a/cli/tests/unit/dom_exception_test.ts b/cli/tests/unit/dom_exception_test.ts
deleted file mode 100644
index f6c69c36d..000000000
--- a/cli/tests/unit/dom_exception_test.ts
+++ /dev/null
@@ -1,18 +0,0 @@
-// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
-import { assert, assertEquals, unitTest } from "./test_util.ts";
-
-unitTest(function testDomError() {
-  const de = new DOMException("foo", "bar");
-  assert(de);
-  assertEquals(de.message, "foo");
-  assertEquals(de.name, "bar");
-  assertEquals(de.code, 0);
-});
-
-unitTest(function testKnownDomException() {
-  const de = new DOMException("foo", "SyntaxError");
-  assert(de);
-  assertEquals(de.message, "foo");
-  assertEquals(de.name, "SyntaxError");
-  assertEquals(de.code, 12);
-});
diff --git a/cli/tests/unit/unit_tests.ts b/cli/tests/unit/unit_tests.ts
index 7d00101d3..1e86650c3 100644
--- a/cli/tests/unit/unit_tests.ts
+++ b/cli/tests/unit/unit_tests.ts
@@ -17,7 +17,6 @@ import "./custom_event_test.ts";
 import "./dir_test.ts";
 import "./dispatch_minimal_test.ts";
 import "./dispatch_json_test.ts";
-import "./dom_exception_test.ts";
 import "./error_stack_test.ts";
 import "./event_test.ts";
 import "./event_target_test.ts";
diff --git a/cli/tests/wpt.jsonc b/cli/tests/wpt.jsonc
index 29f3967ad..242338155 100644
--- a/cli/tests/wpt.jsonc
+++ b/cli/tests/wpt.jsonc
@@ -182,5 +182,21 @@
   ],
   "WebCryptoApi": [
     "getRandomValues"
+  ],
+  "WebIDL": [
+    "ecmascript-binding/es-exceptions/DOMException-constants",
+    "ecmascript-binding/es-exceptions/DOMException-constructor-and-prototype",
+    "ecmascript-binding/es-exceptions/DOMException-constructor-behavior",
+    {
+      "name": "ecmascript-binding/es-exceptions/DOMException-custom-bindings",
+      "expectFail": [
+        // TODO(kt3k): Enable this test.
+        // We can pass this test by using Object.setPrototypeOf(...) instead of
+        // class...extends, but that causes a problem in printing of uncaught
+        // DOMException. We might need to modify how to print uncaught error in
+        // `//core/error.rs`.
+        "does not inherit from Error: class-side"
+      ]
+    }
   ]
 }