Create code and instruction object, and install them in the background compilation thread while br…

runtime/vm/profiler_test.cc

 // Copyright (c) 2013, 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/profiler.h"
 #include "vm/profiler_service.h"
 #include "vm/unit_test.h"
 
 namespace dart {
 
+DECLARE_FLAG(bool, background_compilation);
 DECLARE_FLAG(bool, profile_vm);
 DECLARE_FLAG(int, max_profile_depth);
 
 // Some tests are written assuming native stack trace profiling is disabled.
 class DisableNativeProfileScope : public ValueObject {
  public:
   DisableNativeProfileScope()
       : FLAG_profile_vm_(FLAG_profile_vm) {
     FLAG_profile_vm = false;
   }
@@ skipping 1117 matching lines @@
       "    }\n"
       "  }\n"
       "}\n"
       "main() {\n"
       "  B.boo(false);\n"
       "}\n"
       "mainA() {\n"
       "  B.boo(true);\n"
       "}\n";
 
+  const bool old_flag = FLAG_background_compilation;
+  FLAG_background_compilation = false;
   Dart_Handle lib = TestCase::LoadTestScript(kScript, NULL);
   EXPECT_VALID(lib);
   Library& root_library = Library::Handle();
   root_library ^= Api::UnwrapHandle(lib);
 
   const Class& class_a = Class::Handle(GetClass(root_library, "A"));
   EXPECT(!class_a.IsNull());
 
   // Compile "main".
   Dart_Handle result = Dart_Invoke(lib, NewString("main"), 0, NULL);
@@ skipping 196 matching lines @@
     EXPECT(walker.Down());
     EXPECT_STREQ("[Inline Start]", walker.CurrentName());
     EXPECT(walker.Down());
     EXPECT_STREQ("B.foo", walker.CurrentName());
     EXPECT(walker.Down());
     EXPECT_STREQ("B.choo", walker.CurrentName());
     EXPECT(walker.Down());
     EXPECT_STREQ("[Inline End]", walker.CurrentName());
     EXPECT(!walker.Down());
   }
+  FLAG_background_compilation = old_flag;
 }
 
 
 TEST_CASE(Profiler_ChainedSamples) {
   MaxProfileDepthScope mpds(32);
   DisableNativeProfileScope dnps;
 
   // Each sample holds 8 stack frames.
   // This chain is 20 stack frames deep.
   const char* kScript =
@@ skipping 94 matching lines @@
     EXPECT(walker.Down());
     EXPECT_STREQ("go", walker.CurrentName());
     EXPECT(walker.Down());
     EXPECT_STREQ("main", walker.CurrentName());
     EXPECT(!walker.Down());
   }
 }
 
 }  // namespace dart