Fix standalone/TestRunnerTest timeout and file-not-found errors.

tests/standalone/src/TestRunnerTest.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.
 
 #library("TestRunnerTest");
 
 
 #import("../../../tools/testing/dart/test_runner.dart");
 
@@ skipping 20 matching lines @@
 
     ++numCompletedTests;
     print("$numCompletedTests/$numTests");
     if (numCompletedTests == numTests) {
       print("TestRunnerTest.dart PASSED");
     }
   }
 }
 
 TestCase MakeTestCase(String testName, List<String> expectations) {
+  String test_path = "tests/standalone/src/${testName}.dart";
+  // Working directory may be dart/runtime rather than dart.
+  if (!new File(test_path).existsSync()) {
+    test_path = "../tests/standalone/src/${testName}.dart";
+  }
+
   return new TestCase(getDartShellFileName(), <String>[
                       "--ignore-unrecognized-flags",
                       "--enable_type_checks",
                       "tests/standalone/src/${testName}.dart"],
                       TestController.processCompletedTest,
                       new Set<String>.from(expectations));
 }
 
 String getProcessTestFileName() {
   var names = ['out/Release_ia32/process_test',
                'out/Debug_ia32/process_test',
                'xcodebuild/Release_ia32/process_test',
                'xcodebuild/Debug_ia32/process_test',
                'Release_ia32/process_test.exe',
                'Debug_ia32/process_test.exe'];
   for (var name in names) {
     if (new File(name).existsSync()) {
       return name;
     }
   }
   Expect.fail('Could not find the process_test program.');
 }
 
 void main() {
-  new RunningProcess(MakeTestCase("PassTest", [PASS]), 30).start();
-  new RunningProcess(MakeTestCase("FailTest", [FAIL]), 30).start();
-  new RunningProcess(MakeTestCase("TimeoutTest", [TIMEOUT]), 30).start();
+  new RunningProcess(MakeTestCase("PassTest", [PASS]), 10).start();
+  new RunningProcess(MakeTestCase("FailTest", [FAIL]), 10).start();
+  new RunningProcess(MakeTestCase("TimeoutTest", [TIMEOUT]), 10).start();
 
   new RunningProcess(new TestCase(getProcessTestFileName(),
                                   const ["0", "0", "1", "1"],
                                   TestController.processCompletedTest,
                                   new Set<String>.from([CRASH])),
-                     30).start();
+                     10).start();
   Expect.equals(4, TestController.numTests);
   // Throw must be from body of start() function for this test to work.
   Expect.throws(
-      new RunningProcess(MakeTestCase("PassTest", [SKIP]), 30).start);
+      new RunningProcess(MakeTestCase("PassTest", [SKIP]), 10).start);
 }