358 lines
8.2 KiB
C++
358 lines
8.2 KiB
C++
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#include <lw/lib/Threading.hh>
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#include <cppunit/extensions/HelperMacros.h>
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using namespace lw;
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class RingBufferTest : public CppUnit::TestFixture
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{
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CPPUNIT_TEST_SUITE( RingBufferTest );
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CPPUNIT_TEST( testEmpty );
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CPPUNIT_TEST( testEmptyGrowth );
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CPPUNIT_TEST( testPutCopy );
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CPPUNIT_TEST( testPutMove );
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CPPUNIT_TEST( testPutNew );
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CPPUNIT_TEST( testPutExpand );
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CPPUNIT_TEST( testFree );
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CPPUNIT_TEST( testFreeEmpty );
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CPPUNIT_TEST( testReadNext );
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CPPUNIT_TEST( testReadNextMultiple );
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CPPUNIT_TEST( testReadNextEmpty );
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CPPUNIT_TEST( testReadAll );
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CPPUNIT_TEST( testReadAllEmpty );
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CPPUNIT_TEST( testReadAllAppends );
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CPPUNIT_TEST( testCopyCons );
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CPPUNIT_TEST( testCopyAss );
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CPPUNIT_TEST( testMoveCons );
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CPPUNIT_TEST( testMoveAss );
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CPPUNIT_TEST( testSwap );
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CPPUNIT_TEST_SUITE_END( );
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public:
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void tearDown( ) override;
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void testEmpty( );
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void testEmptyGrowth( );
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void testPutCopy( );
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void testPutMove( );
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void testPutNew( );
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void testPutExpand( );
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void testFree( );
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void testFreeEmpty( );
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void testReadNext( );
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void testReadNextMultiple( );
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void testReadNextEmpty( );
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void testReadAll( );
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void testReadAllEmpty( );
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void testReadAllAppends( );
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void testCopyCons( );
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void testCopyAss( );
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void testMoveCons( );
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void testMoveAss( );
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void testSwap( );
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};
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CPPUNIT_TEST_SUITE_REGISTRATION( RingBufferTest );
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/*----------------------------------------------------------------------------*/
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namespace {
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struct T_Obj
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{
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static int cons;
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static int copy;
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static int move;
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static int destr;
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static void reset( ) { cons = copy = move = destr = 0; }
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int x;
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T_Obj( ) = delete;
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T_Obj( int x ) : x( x ) { cons ++; }
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T_Obj( T_Obj const& o ) : x( o.x ) { copy ++; }
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T_Obj( T_Obj&& o ) noexcept : x( o.x ) { move ++; }
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~T_Obj( ) { destr ++; }
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T_Obj& operator =( T_Obj const& ) = default;
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T_Obj& operator =( T_Obj&& ) noexcept = default;
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};
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int T_Obj::cons = 0;
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int T_Obj::copy = 0;
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int T_Obj::move = 0;
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int T_Obj::destr = 0;
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using T_Test = T_RingBuffer< T_Obj >;
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}
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void RingBufferTest::tearDown( )
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{
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T_Obj::reset( );
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}
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#define M_CHECK_(N,C,M,D) \
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do { \
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CPPUNIT_ASSERT_EQUAL( int(N) , T_Obj::cons ); \
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CPPUNIT_ASSERT_EQUAL( int(C) , T_Obj::copy ); \
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CPPUNIT_ASSERT_EQUAL( int(M) , T_Obj::move ); \
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CPPUNIT_ASSERT_EQUAL( int(D) , T_Obj::destr ); \
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} while ( 0 )
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/*----------------------------------------------------------------------------*/
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void RingBufferTest::testEmpty( )
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{
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{
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T_Test rb;
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CPPUNIT_ASSERT_EQUAL( uint32_t( 0 ) , rb.size( ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 0 ) , rb.capacity( ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 64 ) , rb.growth( ) );
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}
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M_CHECK_( 0 , 0 , 0 , 0 );
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}
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void RingBufferTest::testEmptyGrowth( )
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{
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{
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T_Test rb( 128 );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 128 ) , rb.growth( ) );
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}
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M_CHECK_( 0 , 0 , 0 , 0 );
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}
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/*----------------------------------------------------------------------------*/
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void RingBufferTest::testPutCopy( )
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{
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{
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T_Test rb;
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T_Obj o( 12 );
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rb.put( o );
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CPPUNIT_ASSERT_EQUAL( rb.growth( ) , rb.capacity( ) );
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M_CHECK_( 1 , 1 , 0 , 0 );
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}
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M_CHECK_( 1 , 1 , 0 , 2 );
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}
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void RingBufferTest::testPutMove( )
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{
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{
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T_Test rb;
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rb.put( T_Obj( 12 ) );
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CPPUNIT_ASSERT_EQUAL( rb.growth( ) , rb.capacity( ) );
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M_CHECK_( 1 , 0 , 1 , 1 );
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}
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M_CHECK_( 1 , 0 , 1 , 2 );
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}
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void RingBufferTest::testPutNew( )
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{
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{
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T_Test rb;
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rb.putNew( 12 );
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CPPUNIT_ASSERT_EQUAL( rb.growth( ) , rb.capacity( ) );
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M_CHECK_( 1 , 0 , 0 , 0 );
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}
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M_CHECK_( 1 , 0 , 0 , 1 );
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}
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void RingBufferTest::testPutExpand( )
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{
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T_Test rb( 4 );
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for ( int i = 0 ; i < 5 ; i ++ ) {
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rb.putNew( i );
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if ( i < 4 ) {
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M_CHECK_( i + 1 , 0 , 0 , 0 );
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CPPUNIT_ASSERT_EQUAL( rb.growth( ) , rb.capacity( ) );
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} else {
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M_CHECK_( i + 1 , 0 , i , i );
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CPPUNIT_ASSERT_EQUAL( rb.growth( ) * 2 , rb.capacity( ) );
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}
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}
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}
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/*----------------------------------------------------------------------------*/
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void RingBufferTest::testFree( )
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{
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T_Test rb;
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rb.putNew( 1 );
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rb.free( );
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M_CHECK_( 1 , 0 , 0 , 1 );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 0 ) , rb.size( ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 0 ) , rb.capacity( ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 64 ) , rb.growth( ) );
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}
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void RingBufferTest::testFreeEmpty( )
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{
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T_Test rb;
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rb.free( );
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M_CHECK_( 0 , 0 , 0 , 0 );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 0 ) , rb.size( ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 0 ) , rb.capacity( ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 64 ) , rb.growth( ) );
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}
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/*----------------------------------------------------------------------------*/
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void RingBufferTest::testReadNext( )
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{
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T_Obj out( 0 );
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T_Test rb( 4 );
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rb.putNew( 123 );
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CPPUNIT_ASSERT( rb.readNext( out ) );
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CPPUNIT_ASSERT_EQUAL( 123 , out.x );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 0 ) , rb.size( ) );
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}
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void RingBufferTest::testReadNextMultiple( )
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{
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T_Obj out( 0 );
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T_Test rb( 4 );
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rb.putNew( 123 );
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rb.putNew( 456 );
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CPPUNIT_ASSERT( rb.readNext( out ) );
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CPPUNIT_ASSERT_EQUAL( 123 , out.x );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 1 ) , rb.size( ) );
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}
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void RingBufferTest::testReadNextEmpty( )
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{
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T_Obj out( 0 );
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T_Test rb( 4 );
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CPPUNIT_ASSERT( !rb.readNext( out ) );
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CPPUNIT_ASSERT_EQUAL( 0 , out.x );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 0 ) , rb.size( ) );
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}
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/*----------------------------------------------------------------------------*/
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void RingBufferTest::testReadAll( )
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{
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T_Array< T_Obj > out;
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T_Test rb( 4 );
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rb.putNew( 123 );
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rb.putNew( 456 );
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CPPUNIT_ASSERT( rb.readAll( out ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 2 ) , out.size( ) );
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CPPUNIT_ASSERT_EQUAL( 123 , out[ 0 ].x );
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CPPUNIT_ASSERT_EQUAL( 456 , out[ 1 ].x );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 0 ) , rb.size( ) );
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}
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void RingBufferTest::testReadAllEmpty( )
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{
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T_Array< T_Obj > out;
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T_Test rb( 4 );
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CPPUNIT_ASSERT( !rb.readAll( out ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 0 ) , out.size( ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 0 ) , rb.size( ) );
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}
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void RingBufferTest::testReadAllAppends( )
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{
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T_Array< T_Obj > out;
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out.addNew( 0 );
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T_Test rb( 4 );
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rb.putNew( 123 );
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rb.putNew( 456 );
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CPPUNIT_ASSERT( rb.readAll( out ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 3 ) , out.size( ) );
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CPPUNIT_ASSERT_EQUAL( 0 , out[ 0 ].x );
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CPPUNIT_ASSERT_EQUAL( 123 , out[ 1 ].x );
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CPPUNIT_ASSERT_EQUAL( 456 , out[ 2 ].x );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 0 ) , rb.size( ) );
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}
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/*----------------------------------------------------------------------------*/
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void RingBufferTest::testCopyCons( )
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{
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T_Test rb( 4 );
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rb.putNew( 123 );
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rb.putNew( 456 );
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T_Obj::reset( );
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T_Test copy( rb );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 2 ) , rb.size( ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 2 ) , copy.size( ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 4 ) , copy.growth( ) );
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M_CHECK_( 0 , 2 , 0 , 0 );
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}
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void RingBufferTest::testCopyAss( )
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{
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T_Test rb( 4 );
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rb.putNew( 123 );
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rb.putNew( 456 );
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T_Test copy( 128 );
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copy.putNew( 789 );
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T_Obj::reset( );
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copy = rb;
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CPPUNIT_ASSERT_EQUAL( uint32_t( 2 ) , rb.size( ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 2 ) , copy.size( ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 4 ) , copy.growth( ) );
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M_CHECK_( 0 , 2 , 0 , 1 );
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}
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void RingBufferTest::testMoveCons( )
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{
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T_Test rb( 4 );
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rb.putNew( 123 );
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rb.putNew( 456 );
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T_Obj::reset( );
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T_Test copy( std::move( rb ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 0 ) , rb.size( ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 4 ) , rb.growth( ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 2 ) , copy.size( ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 4 ) , copy.growth( ) );
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M_CHECK_( 0 , 0 , 0 , 0 );
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}
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void RingBufferTest::testMoveAss( )
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{
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T_Test rb( 4 );
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rb.putNew( 123 );
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rb.putNew( 456 );
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T_Test copy( 128 );
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copy.putNew( 789 );
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T_Obj::reset( );
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copy = std::move( rb );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 0 ) , rb.size( ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 4 ) , rb.growth( ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 2 ) , copy.size( ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 4 ) , copy.growth( ) );
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M_CHECK_( 0 , 0 , 0 , 1 );
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}
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void RingBufferTest::testSwap( )
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{
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T_Test rb( 4 );
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rb.putNew( 123 );
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rb.putNew( 456 );
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T_Test other( 128 );
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other.putNew( 789 );
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T_Obj::reset( );
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swap( other , rb );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 1 ) , rb.size( ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 128 ) , rb.growth( ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 2 ) , other.size( ) );
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CPPUNIT_ASSERT_EQUAL( uint32_t( 4 ) , other.growth( ) );
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M_CHECK_( 0 , 0 , 0 , 0 );
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}
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