- Remove heap tracing.

runtime/vm/heap_trace_test.cc

Index: runtime/vm/heap_trace_test.cc
===================================================================
--- runtime/vm/heap_trace_test.cc	(revision 21785)
+++ runtime/vm/heap_trace_test.cc	(working copy)
@@ -1,104 +0,0 @@
-// 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 <iostream>
-#include <sstream>
-#include <string>
-#include "vm/dart_api_impl.h"
-#include "vm/growable_array.h"
-#include "vm/heap.h"
-#include "vm/heap_trace.h"
-#include "vm/unit_test.h"
-
-namespace dart {
-
-// only ia32 can run heap trace tests.
-#if defined(TARGET_ARCH_IA32)
-static std::stringstream* global_stream;
-
-static void* OpenTraceFile(const char* name) {
-  ASSERT(global_stream == NULL);
-  global_stream = new std::stringstream;
-  return reinterpret_cast<void*>(global_stream);
-}
-
-
-static void WriteToTraceFile(const void* data, intptr_t length, void* stream) {
-  ASSERT(stream == global_stream);
-  std::stringstream* sstream = reinterpret_cast<std::stringstream*>(stream);
-  sstream->write(reinterpret_cast<const char*>(data), length);
-}
-
-
-static void CloseTraceFile(void *stream) {
-  ASSERT(stream == global_stream);
-  global_stream = NULL;
-  delete reinterpret_cast<std::stringstream*>(stream);
-}
-
-
-bool DoesAllocationRecordExist(uword addr, const std::string& trace_string) {
-  const char* raw_trace = trace_string.c_str();
-  for (size_t i = 0; i < trace_string.length(); ++i) {
-    if ((raw_trace[i] == 'A') && (i + 4 < trace_string.length())) {
-      const uword candidate_address =
-          *(reinterpret_cast<const uword*>(raw_trace + i + 1));
-      if (candidate_address == addr) {
-        return true;
-      }
-    }
-  }
-  return false;
-}
-
-
-bool DoesSweepRecordExist(uword addr, const std::string& trace_string) {
-  const char* raw_trace = trace_string.c_str();
-  for (size_t i = 0; i < trace_string.length(); ++i) {
-    if ((raw_trace[i] == 'S') && (i + 4 < trace_string.length())) {
-      const uword candidate_address =
-          *(reinterpret_cast<const uword*>(raw_trace + i + 1));
-      if (candidate_address == addr) {
-        return true;
-      }
-    }
-  }
-  return false;
-}
-
-
-TEST_CASE(GCTraceAllocate) {
-  HeapTrace::InitOnce(OpenTraceFile,
-                      WriteToTraceFile,
-                      CloseTraceFile);
-
-  Isolate* isolate = Isolate::Current();
-  isolate->heap()->trace()->Init(isolate);
-
-  const int kArrayLen = 5;
-  RawArray* raw_arr = Array::New(kArrayLen);
-  uword addr = RawObject::ToAddr(raw_arr);
-
-  ASSERT(DoesAllocationRecordExist(addr, global_stream->str()));
-}
-
-
-TEST_CASE(GCTraceSweep) {
-  HeapTrace::InitOnce(OpenTraceFile,
-                      WriteToTraceFile,
-                      CloseTraceFile);
-
-  Isolate* isolate = Isolate::Current();
-  isolate->heap()->trace()->Init(isolate);
-
-  const int kArrayLen = 5;
-  RawArray* raw_arr = Array::New(kArrayLen, Heap::kOld);
-  uword addr = RawObject::ToAddr(raw_arr);
-
-  Isolate::Current()->heap()->CollectGarbage(Heap::kOld);
-  DoesSweepRecordExist(addr, global_stream->str());
-}
-#endif
-
-}  // namespace dart