Generate dart:html bindings for Dartium as well as Frog. All unittests now pass (or are disabled fo…

client/testing/unittest/unittest_dom.dart

+// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.

[nweiz, 2012/03/01 21:18:03]

Is there a way to share more code between this and unittest_html? There's a lot
of duplication as is.

+
+/**
+ * A simple unit test library for running tests in a browser.
+ */
+#library("unittest");
+
+#import("dart:dom");
+
+#source("shared.dart");
+
+// TODO(rnystrom): Get rid of this if we get canonical closures for methods.
+EventListener _onErrorClosure;
+
+_platformInitialize() {
+  _onErrorClosure = (e) { _onError(e); };
+}
+
+_platformDefer(void callback()) {
+  window.setTimeout(callback, 0);
+}
+
+void _onError(e) {
+ if (_currentTest < _tests.length) {
+    final testCase = _tests[_currentTest];
+    // TODO(vsm): figure out how to expose the stack trace here
+    // Currently e.message works in dartium, but not in dartc.
+    testCase.error('(DOM callback has errors) Caught ${e}', '');
+    _state = _UNCAUGHT_ERROR;
+    if (testCase.callbacks > 0) {
+      _currentTest++;
+      _testRunner();
+    }
+  }
+}
+
+/** Runs all queued tests, one at a time. */
+_platformStartTests() {
+  window.postMessage('unittest-suite-wait-for-done', '*');
+
+  // Listen for uncaught errors.
+  window.addEventListener('error', _onErrorClosure, true);
+}
+
+_platformCompleteTests(int testsPassed, int testsFailed, int testsErrors) {
+  window.removeEventListener('error', _onErrorClosure);
+
+  if (_isLayoutTest && testsPassed == _tests.length) {
+    document.body.innerHTML = "PASS";
+  } else {
+    var newBody = new StringBuffer();
+    newBody.add("<table class='unittest-table'><tbody>");
+    newBody.add(testsPassed == _tests.length
+        ? "<tr><td colspan='3' class='unittest-pass'>PASS</td></tr>"
+        : "<tr><td colspan='3' class='unittest-fail'>FAIL</td></tr>");
+
+    for (final test_ in _tests) {
+      newBody.add(_toHtml(test_));
+    }
+
+    if (testsPassed == _tests.length) {
+      newBody.add("""
+          <tr><td colspan='3' class='unittest-pass'>
+            All ${testsPassed} tests passed
+          </td></tr>""");
+    } else {
+      newBody.add("""
+          <tr><td colspan='3'>Total
+            <span class='unittest-pass'>${testsPassed} passed</span>,
+            <span class='unittest-fail'>${testsFailed} failed</span>
+            <span class='unittest-error'>${testsErrors} errors</span>
+          </td></tr>""");
+    }
+    newBody.add("</tbody></table>");
+    document.body.innerHTML = newBody.toString();
+  }
+
+  window.postMessage('unittest-suite-done', '*');
+}
+
+String _toHtml(TestCase test_) {
+  if (!test_.isComplete) {
+    return '''
+        <tr>
+          <td>${test_.id}</td>
+          <td class="unittest-error">NO STATUS</td>
+          <td>Test did not complete</td>
+        </tr>''';
+  }
+
+  var html = '''
+      <tr>
+        <td>${test_.id}</td>
+        <td class="unittest-${test_.result}">${test_.result.toUpperCase()}</td>
+        <td>Expectation: ${test_.description}. ${_htmlEscape(test_.message)}</td>
+      </tr>''';
+
+  if (test_.stackTrace != null) {
+    html +=
+        '<tr><td></td><td colspan="2"><pre>${_htmlEscape(test_.stackTrace)}</pre></td></tr>';
+  }
+
+  return html;
+}
+
+//TODO(pquitslund): Move to a common lib
+String _htmlEscape(String string) {
+  return string.replaceAll('&', '&amp;')
+               .replaceAll('<','&lt;')
+               .replaceAll('>','&gt;');
+}