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

runtime/vm/metrics_test.cc

 // Copyright (c) 2014, 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 "platform/assert.h"
 
 #include "vm/dart_api_impl.h"
 #include "vm/dart_api_state.h"
 #include "vm/globals.h"
 #include "vm/json_stream.h"
 #include "vm/metrics.h"
 #include "vm/unit_test.h"
 
 namespace dart {
 
 #ifndef PRODUCT
 
-UNIT_TEST_CASE(Metric_Simple) {
+VM_UNIT_TEST_CASE(Metric_Simple) {
   Dart_CreateIsolate(NULL, NULL, bin::core_isolate_snapshot_data,
                      bin::core_isolate_snapshot_instructions, NULL, NULL, NULL);
   {
     Metric metric;
 
     // Initialize metric.
     metric.Init(Isolate::Current(), "a.b.c", "foobar", Metric::kCounter);
     EXPECT_EQ(0, metric.value());
     metric.increment();
     EXPECT_EQ(1, metric.value());
     metric.set_value(44);
     EXPECT_EQ(44, metric.value());
   }
   Dart_ShutdownIsolate();
 }
 
 class MyMetric : public Metric {
  protected:
   int64_t Value() const {
     // 99 bytes.
     return 99;
   }
 
  public:
   // Just used for testing.
   int64_t LeakyValue() const { return Value(); }
 };
 
-UNIT_TEST_CASE(Metric_OnDemand) {
+VM_UNIT_TEST_CASE(Metric_OnDemand) {
   Dart_CreateIsolate(NULL, NULL, bin::core_isolate_snapshot_data,
                      bin::core_isolate_snapshot_instructions, NULL, NULL, NULL);
   {
     Thread* thread = Thread::Current();
     StackZone zone(thread);
     HANDLESCOPE(thread);
     MyMetric metric;
 
     metric.Init(Isolate::Current(), "a.b.c", "foobar", Metric::kByte);
     // value is still the default value.
@@ skipping 11 matching lines @@
         "\"fixedId\":true,\"id\":\"metrics\\/native\\/a.b.c\""
         ",\"value\":99.000000}",
         json);
   }
   Dart_ShutdownIsolate();
 }
 
 #endif  // !PRODUCT
 
 }  // namespace dart