Added new type of unit test, RAW_UNIT_TEST_CASE, which is used for tests that can be flaky if run w…

runtime/vm/isolate_test.cc

 // Copyright (c) 2012, 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.
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/globals.h"
 #include "vm/isolate.h"
 #include "vm/lockers.h"
 #include "vm/thread_barrier.h"
 #include "vm/thread_pool.h"
 #include "vm/unit_test.h"
 
 namespace dart {
 
-UNIT_TEST_CASE(IsolateCurrent) {
+VM_UNIT_TEST_CASE(IsolateCurrent) {
   Dart_Isolate isolate = Dart_CreateIsolate(
       NULL, NULL, bin::core_isolate_snapshot_data,
       bin::core_isolate_snapshot_instructions, NULL, NULL, NULL);
   EXPECT_EQ(isolate, Dart_CurrentIsolate());
   Dart_ShutdownIsolate();
   EXPECT_EQ(reinterpret_cast<Dart_Isolate>(NULL), Dart_CurrentIsolate());
 }
 
 
 // Test to ensure that an exception is thrown if no isolate creation
@@ skipping 214 matching lines @@
   // Restore, then clear interrupts.  The world is as it was.
   interrupt_bits = thread->GetAndClearInterrupts();
   EXPECT_EQ(kMessageInterrupt, interrupt_bits);
   EXPECT_EQ(IsolateTestHelper::GetStackLimit(thread),
             IsolateTestHelper::GetSavedStackLimit(thread));
   EXPECT_EQ(kZero, IsolateTestHelper::GetDeferredInterruptsMask(thread));
   EXPECT_EQ(kZero, IsolateTestHelper::GetDeferredInterrupts(thread));
 }
 
 }  // namespace dart