TEST( WaveTable, HasContent ) { int length = randomInt( 2, 256 ); float frequency = randomFloat( 20, 880 ); WaveTable* table = new WaveTable( length, frequency ); ASSERT_FALSE( table->hasContent() ) << "expected WaveTable to have no content upon construction"; SAMPLE_TYPE* buffer = table->getBuffer(); for ( int i = 0; i < length; ++i ) buffer[ i ] = randomSample( -1.0, 1.0 ); ASSERT_TRUE( table->hasContent() ) << "expected WaveTable to report to have content after assignment of sample values in buffer"; delete table; }
TEST( WaveTable, Clone ) { int length = randomInt( 2, 256 ); float frequency = randomFloat( 20, 880 ); WaveTable* table = new WaveTable( length, frequency ); table->setAccumulator( randomSample( 0.0, ( SAMPLE_TYPE ) length )); // randomly create content if ( randomBool() ) { for ( int i = 0; i < length; ++i ) table->getBuffer()[ i ] = randomSample( -1.0, 1.0 ); } // create clone and validate its properties against the source table WaveTable* clone = table->clone(); EXPECT_EQ( table->tableLength, clone->tableLength ) << "expected cloned WaveTables length to equal the source WaveTables"; EXPECT_EQ( table->getFrequency(), clone->getFrequency() ) << "expected cloned WaveTable frequency to equal the source WaveTables"; EXPECT_EQ( table->getAccumulator(), clone->getAccumulator() ) << "expected cloned WaveTable accumulator to equal the source WaveTables"; EXPECT_EQ( table->hasContent(), table->hasContent() ) << "expected cloned WaveTable hasContent value to equal the source WaveTables"; if ( table->hasContent() ) { for ( int i = 0; i < length; ++i ) { EXPECT_EQ( table->getBuffer()[ i ], clone->getBuffer()[ i ]) << "expected cloned WaveTable buffer to have equal buffer contents, but it didn't"; } } delete table; delete clone; }
TEST( WaveTable, Constructor ) { int length = randomInt( 2, 256 ); float frequency = randomFloat( 20, 880 ); WaveTable* table = new WaveTable( length, frequency ); EXPECT_EQ( length, table->tableLength ) << "expected WaveTable length to equal the value given in the constructor"; EXPECT_EQ( frequency, table->getFrequency() ) << "expected WaveTable frequency to equal the value given in the constructor"; EXPECT_EQ( 0.0, table->getAccumulator() ) << "expected WaveTable accumulator to be 0.0 upon construction"; ASSERT_FALSE( table->hasContent() ) << "expected WaveTable to have no content upon construction, but it did"; delete table; }