[wasm] include JS conformance tests in Wasm mjsunit tests

test/mjsunit/wasm/jsapi-harness.js

Index: test/mjsunit/wasm/jsapi-harness.js
diff --git a/test/mjsunit/wasm/jsapi-harness.js b/test/mjsunit/wasm/jsapi-harness.js
new file mode 100644
index 0000000000000000000000000000000000000000..c6ff42753055071c1017f05efa20e2d45f3f494a
--- /dev/null
+++ b/test/mjsunit/wasm/jsapi-harness.js
@@ -0,0 +1,78 @@
+// Copyright 2017 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// TODO(eholk): Once we have stable test IDs, use those as the key instead.
+// See https://github.com/WebAssembly/spec/issues/415
+const known_failures = {
+  "'WebAssembly.Module.customSections' method":
+    'https://bugs.chromium.org/p/v8/issues/detail?id=5815',
+  "'WebAssembly.Table.prototype.get' method":
+    'https://bugs.chromium.org/p/v8/issues/detail?id=5507',
+  "'WebAssembly.Table.prototype.set' method":
+    'https://bugs.chromium.org/p/v8/issues/detail?id=5507',
+};
+
+let failures = [];
+
+let last_promise = new Promise((resolve, reject) => { resolve(); });
+
+function test(func, description) {
+  let maybeErr;
+  try { func(); }
+  catch(e) { maybeErr = e; }
+  if (typeof maybeErr !== 'undefined') {
+    print(`${description}: FAIL. ${maybeErr}`);
+    failures.push(description);
+  } else {
+    print(`${description}: PASS.`);
+  }
+}
+
+function promise_test(func, description) {
+  last_promise = last_promise.then(func)
+  .then(_ => { print(`${description}: PASS.`); })
+  .catch(err => {
+    print(`${description}: FAIL. ${err}`);
+    failures.push(description);
+  });
+}
+
+let assert_equals = assertEquals;
+let assert_true = assertEquals.bind(null, true);
+let assert_false = assertEquals.bind(null, false);
+
+function assert_unreached(description) {
+  throw new Error(`unreachable:\n${description}`);
+}
+
+function assertErrorMessage(f, ctor, test) {
+  try { f(); }
+  catch (e) {
+    assert_true(e instanceof ctor, "expected exception " + ctor.name + ", got " + e);
+    return;
+  }
+  assert_true(false, "expected exception " + ctor.name + ", no exception thrown");
+};
+
+load("test/wasm-js/test/harness/wasm-constants.js");

[Michael Achenbach, 2017/02/11 12:27:09]

So for now, only those three files are used from the external repo? Could you
instruct mjsunit.isolate to refer only to those three then? Otherwise the whole
repo is constantly up and downloaded. Or are there more indirect dependencies?

[Eric Holk, 2017/02/14 01:43:53]

Nope, it's just those three files.

Done.

+load("test/wasm-js/test/harness/wasm-module-builder.js");
+load("test/wasm-js/test/js-api/jsapi.js");
+
+last_promise.then(_ => {
+  if (failures.length > 0) {
+    let unexpected = false;
+    print("Some tests FAILED:");
+    for (let i in failures) {
+      if (known_failures[failures[i]]) {
+        print(`  ${failures[i]} [KNOWN: ${known_failures[failures[i]]}]`);
+      } else {
+        print(`  ${failures[i]}`);
+        unexpected = true;
+      }
+    }
+    if (unexpected) {
+      quit(1);
+    }
+  }
+});