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;
}
