src/testcases/ThreadTest.h

#ifndef __LS_THREADTEST_H__
#define __LS_THREADTEST_H__

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

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

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

// we need that to check if our thread is killable even if waiting for a condition
#include "../common/Condition.h"

class ThreadTest : public CppUnit::TestFixture {

    CPPUNIT_TEST_SUITE(ThreadTest);
    CPPUNIT_TEST(printTestSuiteName);
    CPPUNIT_TEST(testThreadRunning);
    CPPUNIT_TEST(testSignalStopThread);
    CPPUNIT_TEST(testRelaunchThread);
    CPPUNIT_TEST(testStopThread);
    CPPUNIT_TEST(testThreadKillableWhenWaiting);
    CPPUNIT_TEST_SUITE_END();

    public:
        // this is our test implementation of the abstract base class Thread which we will use to test class Thread
        class DummyThread : public LinuxSampler::Thread {
            public:
                bool wasRunning; // this variable is false on startup and will be switched to true by the thread, so we can check if the thread actually runs
                volatile int someVariable; // we constantly set this variable to -1 in the DummyThread Main() loop, so we can check in our main test thread if the DummyThread is still running by changing that value to something else than -1

                DummyThread();
                int Main();
        };

    private:
        // this is only a helper thread to avoid that the entire test case run hangs when we try to stop the dummy thread
        class HelperThread : public LinuxSampler::Thread {
            private:
                DummyThread* pDummyThread;
            public:
                bool returnedFromDummyStop;

                HelperThread(DummyThread* pDummyThread);
                int Main();
                bool dummyThreadWasNotRunningAnymoreAfter_StopThread_call();
        };

        // this simulates a thread that is waiting for a condition (thus sleeping til then)
        class WaitingThread : public LinuxSampler::Thread {
            public:
                WaitingThread();
                int Main();
                using Thread::SignalStartThread; // make method public
            private:
                LinuxSampler::Condition condition;
        };
    public:
        void setUp() {
        }

        void tearDown() {
        }

        void printTestSuiteName();

        void testThreadRunning();
        void testSignalStopThread();
        void testRelaunchThread();
        void testStopThread();
        void testThreadKillableWhenWaiting();
};

#endif // __LS_THREADTEST_H__
1	schoenebeck	57	#ifndef __LS_THREADTEST_H__
2			#define __LS_THREADTEST_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 Thread class we want to test
11			#include "../common/Thread.h"
12
13	schoenebeck	63	// we need that to check if our thread is killable even if waiting for a condition
14			#include "../common/Condition.h"
15
16	schoenebeck	57	class ThreadTest : public CppUnit::TestFixture {
17
18			CPPUNIT_TEST_SUITE(ThreadTest);
19	schoenebeck	211	CPPUNIT_TEST(printTestSuiteName);
20	schoenebeck	57	CPPUNIT_TEST(testThreadRunning);
21			CPPUNIT_TEST(testSignalStopThread);
22			CPPUNIT_TEST(testRelaunchThread);
23			CPPUNIT_TEST(testStopThread);
24	schoenebeck	63	CPPUNIT_TEST(testThreadKillableWhenWaiting);
25	schoenebeck	57	CPPUNIT_TEST_SUITE_END();
26
27	schoenebeck	1221	public:
28	schoenebeck	57	// this is our test implementation of the abstract base class Thread which we will use to test class Thread
29	schoenebeck	1221	class DummyThread : public LinuxSampler::Thread {
30	schoenebeck	57	public:
31			bool wasRunning; // this variable is false on startup and will be switched to true by the thread, so we can check if the thread actually runs
32	schoenebeck	1221	volatile int someVariable; // we constantly set this variable to -1 in the DummyThread Main() loop, so we can check in our main test thread if the DummyThread is still running by changing that value to something else than -1
33	schoenebeck	57
34			DummyThread();
35			int Main();
36	schoenebeck	1221	};
37	schoenebeck	57
38	schoenebeck	1221	private:
39	schoenebeck	57	// this is only a helper thread to avoid that the entire test case run hangs when we try to stop the dummy thread
40	schoenebeck	1221	class HelperThread : public LinuxSampler::Thread {
41	schoenebeck	57	private:
42			DummyThread* pDummyThread;
43			public:
44			bool returnedFromDummyStop;
45
46			HelperThread(DummyThread* pDummyThread);
47			int Main();
48	schoenebeck	211	bool dummyThreadWasNotRunningAnymoreAfter_StopThread_call();
49	schoenebeck	57	};
50	schoenebeck	63
51			// this simulates a thread that is waiting for a condition (thus sleeping til then)
52	schoenebeck	1221	class WaitingThread : public LinuxSampler::Thread {
53	schoenebeck	63	public:
54			WaitingThread();
55			int Main();
56	schoenebeck	3548	using Thread::SignalStartThread; // make method public
57	schoenebeck	63	private:
58	schoenebeck	1221	LinuxSampler::Condition condition;
59	schoenebeck	63	};
60	schoenebeck	57	public:
61			void setUp() {
62			}
63
64			void tearDown() {
65			}
66
67	schoenebeck	211	void printTestSuiteName();
68
69	schoenebeck	57	void testThreadRunning();
70			void testSignalStopThread();
71			void testRelaunchThread();
72			void testStopThread();
73	schoenebeck	63	void testThreadKillableWhenWaiting();
74	schoenebeck	57	};
75
76			#endif // __LS_THREADTEST_H__