| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "MemoryUsageTest.h" |
| #include <activemq/util/MemoryUsage.h> |
| |
| #include <decaf/lang/Runnable.h> |
| #include <decaf/lang/System.h> |
| #include <decaf/lang/Thread.h> |
| |
| using namespace activemq; |
| using namespace activemq::util; |
| using namespace decaf::lang; |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| namespace { |
| |
| class UsageRunner : public decaf::lang::Runnable { |
| private: |
| |
| UsageRunner(const UsageRunner&); |
| UsageRunner& operator= (const UsageRunner&); |
| |
| private: |
| |
| MemoryUsage* usage; |
| |
| public: |
| |
| UsageRunner(MemoryUsage* usage) : usage(usage) {} |
| |
| virtual void run() { |
| Thread::sleep(50); |
| this->usage->decreaseUsage(this->usage->getUsage()); |
| } |
| }; |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void MemoryUsageTest::testCTors() { |
| |
| MemoryUsage usage1; |
| MemoryUsage usage2( 1024 ); |
| |
| CPPUNIT_ASSERT( usage1.getLimit() == 0 ); |
| CPPUNIT_ASSERT( usage2.getLimit() == 1024 ); |
| |
| CPPUNIT_ASSERT( usage1.getUsage() == 0 ); |
| CPPUNIT_ASSERT( usage2.getUsage() == 0 ); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void MemoryUsageTest::testUsage() { |
| |
| MemoryUsage usage1( 2048 ); |
| |
| CPPUNIT_ASSERT( !usage1.isFull() ); |
| CPPUNIT_ASSERT( usage1.getUsage() == 0 ); |
| |
| usage1.increaseUsage( 1024 ); |
| |
| CPPUNIT_ASSERT( !usage1.isFull() ); |
| CPPUNIT_ASSERT( usage1.getUsage() == 1024 ); |
| |
| usage1.decreaseUsage( 512 ); |
| |
| CPPUNIT_ASSERT( !usage1.isFull() ); |
| CPPUNIT_ASSERT( usage1.getUsage() == 512 ); |
| |
| usage1.setUsage( 2048 ); |
| |
| CPPUNIT_ASSERT( usage1.isFull() ); |
| CPPUNIT_ASSERT( usage1.getUsage() == 2048 ); |
| |
| usage1.increaseUsage( 1024 ); |
| CPPUNIT_ASSERT( usage1.isFull() ); |
| CPPUNIT_ASSERT( usage1.getUsage() == 3072 ); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void MemoryUsageTest::testTimedWait() { |
| |
| MemoryUsage usage( 2048 ); |
| usage.increaseUsage( 5072 ); |
| |
| unsigned long long startTime = System::currentTimeMillis(); |
| |
| usage.waitForSpace( 150 ); |
| |
| unsigned long long endTime = System::currentTimeMillis(); |
| |
| CPPUNIT_ASSERT( endTime - startTime >= 125 ); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void MemoryUsageTest::testWait() { |
| |
| MemoryUsage usage( 2048 ); |
| usage.increaseUsage( 5072 ); |
| UsageRunner runner( &usage ); |
| |
| Thread myThread( &runner ); |
| myThread.start(); |
| |
| usage.waitForSpace(); |
| CPPUNIT_ASSERT( usage.getUsage() == 0 ); |
| |
| myThread.join(); |
| } |