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https://github.com/dart-lang/sdk
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a1bc527306
This enables thread-safe logging (e.g., ISL_Print, which will soon be renamed to THR_Print), which is needed for concurrent marking (DetachCode) and compilation. Make finalization of GC marking tasks concurrent, now that it's thread-safe. BUG= R=iposva@google.com Review URL: https://codereview.chromium.org//1314673008 .
89 lines
2.2 KiB
C++
89 lines
2.2 KiB
C++
// Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "platform/globals.h"
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#include "include/dart_tools_api.h"
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#include "vm/dart_api_impl.h"
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#include "vm/dart_entry.h"
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#include "vm/debugger.h"
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#include "vm/globals.h"
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#include "vm/isolate.h"
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#include "vm/log.h"
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#include "vm/message_handler.h"
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#include "vm/unit_test.h"
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namespace dart {
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static const char* test_output_;
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static void TestPrinter(const char* format, ...) {
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// Measure.
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va_list args;
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va_start(args, format);
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intptr_t len = OS::VSNPrint(NULL, 0, format, args);
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va_end(args);
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// Print string to buffer.
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char* buffer = reinterpret_cast<char*>(malloc(len + 1));
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va_list args2;
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va_start(args2, format);
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OS::VSNPrint(buffer, (len + 1), format, args2);
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va_end(args2);
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// Leaks buffer.
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test_output_ = buffer;
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}
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class LogTestHelper : public AllStatic {
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public:
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static void SetPrinter(Log* log, LogPrinter printer) {
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ASSERT(log != NULL);
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ASSERT(printer != NULL);
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log->printer_ = printer;
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}
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};
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TEST_CASE(Log_Macro) {
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test_output_ = NULL;
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Log* log = Log::Current();
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LogTestHelper::SetPrinter(log, TestPrinter);
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THR_Print("Hello %s", "World");
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EXPECT_STREQ("Hello World", test_output_);
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THR_Print("SingleArgument");
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EXPECT_STREQ("SingleArgument", test_output_);
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}
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TEST_CASE(Log_Basic) {
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test_output_ = NULL;
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Log* log = new Log(TestPrinter);
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EXPECT_EQ(reinterpret_cast<const char*>(NULL), test_output_);
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log->Print("Hello %s", "World");
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EXPECT_STREQ("Hello World", test_output_);
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}
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TEST_CASE(Log_Block) {
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test_output_ = NULL;
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Log* log = new Log(TestPrinter);
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EXPECT_EQ(reinterpret_cast<const char*>(NULL), test_output_);
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{
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LogBlock ba(thread, log);
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log->Print("APPLE");
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EXPECT_EQ(reinterpret_cast<const char*>(NULL), test_output_);
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{
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LogBlock ba(thread, log);
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log->Print("BANANA");
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EXPECT_EQ(reinterpret_cast<const char*>(NULL), test_output_);
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}
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EXPECT_STREQ("BANANA", test_output_);
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}
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EXPECT_STREQ("APPLE", test_output_);
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}
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} // namespace dart
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