Add support for running tests on Dartium.

test/runner/browser/runner_test.dart

Index: test/runner/browser/runner_test.dart
diff --git a/test/runner/browser/runner_test.dart b/test/runner/browser/runner_test.dart
index 7fd8c48906d45800c14da122cf5ecfd4dc820cfd..e8573b8afa48c100d686200149aa835e4d969a2a 100644
--- a/test/runner/browser/runner_test.dart
+++ b/test/runner/browser/runner_test.dart
@@ -24,6 +24,16 @@ void main() {
 }
 """;
 
+final _failure = """
+import 'dart:async';
+
+import 'package:test/test.dart';
+
+void main() {
+  test("failure", () => throw new TestFailure("oh no"));
+}
+""";
+
 void main() {
   setUp(() {
     _sandbox = createTempDir();
@@ -122,6 +132,13 @@ void main() {
       expect(result.exitCode, equals(0));
     });
 
+    test("on Dartium", () {
+      new File(p.join(_sandbox, "test.dart")).writeAsStringSync(_success);
+      var result = _runUnittest(["-p", "dartium", "test.dart"]);
+      expect(result.stdout, isNot(contains("Compiling")));
+      expect(result.exitCode, equals(0));
+    });
+
     test("on multiple browsers", () {
       new File(p.join(_sandbox, "test.dart")).writeAsStringSync(_success);
       var result = _runUnittest(["-p", "firefox", "-p", "chrome", "test.dart"]);
@@ -129,6 +146,13 @@ void main() {
       expect(result.exitCode, equals(0));
     });
 
+    test("on a JS and non-JS browser", () {
+      new File(p.join(_sandbox, "test.dart")).writeAsStringSync(_success);
+      var result = _runUnittest(["-p", "dartium", "-p", "chrome", "test.dart"]);
+      expect("Compiling".allMatches(result.stdout), hasLength(1));
+      expect(result.exitCode, equals(0));
+    });
+
     test("on the browser and the VM", () {
       new File(p.join(_sandbox, "test.dart")).writeAsStringSync(_success);
       var result = _runUnittest(["-p", "chrome", "-p", "vm", "test.dart"]);
@@ -138,33 +162,23 @@ void main() {
 
   group("runs failing tests", () {
     test("on Chrome", () {
-      new File(p.join(_sandbox, "test.dart")).writeAsStringSync("""
-import 'dart:async';
-
-import 'package:test/test.dart';
-
-void main() {
-  test("failure", () => throw new TestFailure("oh no"));
-}
-""");
+      new File(p.join(_sandbox, "test.dart")).writeAsStringSync(_failure);
       var result = _runUnittest(["-p", "chrome", "test.dart"]);
       expect(result.exitCode, equals(1));
     });
 
     test("on Firefox", () {
-      new File(p.join(_sandbox, "test.dart")).writeAsStringSync("""
-import 'dart:async';
-
-import 'package:test/test.dart';
-
-void main() {
-  test("failure", () => throw new TestFailure("oh no"));
-}
-""");
+      new File(p.join(_sandbox, "test.dart")).writeAsStringSync(_failure);
       var result = _runUnittest(["-p", "firefox", "test.dart"]);
       expect(result.exitCode, equals(1));
     });
 
+    test("on Dartium", () {
+      new File(p.join(_sandbox, "test.dart")).writeAsStringSync(_failure);
+      var result = _runUnittest(["-p", "dartium", "test.dart"]);
+      expect(result.exitCode, equals(1));
+    });
+
     test("that fail only on the browser", () {
       new File(p.join(_sandbox, "test.dart")).writeAsStringSync("""
 import 'dart:async';