src/testcases/MutexTest.h

#ifndef __LS_MUTEXTEST_H__
#define __LS_MUTEXTEST_H__

#include <cppunit/TestFixture.h>
#include <cppunit/extensions/HelperMacros.h>

// needed for sleep() and usleep() calls
#include <unistd.h>

// the Mutex class we want to test
#include "../common/Mutex.h"

// we need an additional thread to test the Mutex class
#include "../common/Thread.h"

class MutexTest : public CppUnit::TestFixture {

    CPPUNIT_TEST_SUITE(MutexTest);
    CPPUNIT_TEST(testLockAndUnlockBySingleThread);
    CPPUNIT_TEST(testLock);
    CPPUNIT_TEST(testUnlock);
    CPPUNIT_TEST(testDoubleLock);
    CPPUNIT_TEST(testDoubleLockStillBlocksConcurrentThread);
    CPPUNIT_TEST_SUITE_END();

    private:
        // dummy thread to simulate usage of a shared resource
        class ConcurrentThread : public Thread {
            public:
                int resource;
                Mutex mutex;

                ConcurrentThread();
                int Main();
        };

        // dummy thread we use to check if the Mutex falsely blcoks if we do a double lock and to avoid that our unit test main thread gets blocked
        class DummyThread : public Thread {
            public:
                int resource;

                DummyThread();
                int Main();
            private:
                Mutex mutex;
        };

        bool doubleLockSucceeded; // true if testDoubleLock() was successful
    public:
        void setUp();
        void tearDown();

        void testLockAndUnlockBySingleThread();
        void testLock();
        void testUnlock();
        void testDoubleLock();
        void testDoubleLockStillBlocksConcurrentThread();
};

#endif // __LS_MUTEXTEST_H__
1	#ifndef __LS_MUTEXTEST_H__
2	#define __LS_MUTEXTEST_H__
3
4	#include <cppunit/TestFixture.h>
5	#include <cppunit/extensions/HelperMacros.h>
6
7	// needed for sleep() and usleep() calls
8	#include <unistd.h>
9
10	// the Mutex class we want to test
11	#include "../common/Mutex.h"
12
13	// we need an additional thread to test the Mutex class
14	#include "../common/Thread.h"
15
16	class MutexTest : public CppUnit::TestFixture {
17
18	CPPUNIT_TEST_SUITE(MutexTest);
19	CPPUNIT_TEST(testLockAndUnlockBySingleThread);
20	CPPUNIT_TEST(testLock);
21	CPPUNIT_TEST(testUnlock);
22	CPPUNIT_TEST(testDoubleLock);
23	CPPUNIT_TEST(testDoubleLockStillBlocksConcurrentThread);
24	CPPUNIT_TEST_SUITE_END();
25
26	private:
27	// dummy thread to simulate usage of a shared resource
28	class ConcurrentThread : public Thread {
29	public:
30	int resource;
31	Mutex mutex;
32
33	ConcurrentThread();
34	int Main();
35	};
36
37	// dummy thread we use to check if the Mutex falsely blcoks if we do a double lock and to avoid that our unit test main thread gets blocked
38	class DummyThread : public Thread {
39	public:
40	int resource;
41
42	DummyThread();
43	int Main();
44	private:
45	Mutex mutex;
46	};
47
48	bool doubleLockSucceeded; // true if testDoubleLock() was successful
49	public:
50	void setUp();
51	void tearDown();
52
53	void testLockAndUnlockBySingleThread();
54	void testLock();
55	void testUnlock();
56	void testDoubleLock();
57	void testDoubleLockStillBlocksConcurrentThread();
58	};
59
60	#endif // __LS_MUTEXTEST_H__