Basic tests for PeriodicWave.

On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".


PASS IndexSizeError was thrown for the length of Float32Array <= 0.
PASS IndexSizeError was thrown for the length of Float32Array > 4096.
PASS IndexSizeError was thrown for parameters are not eqaul lengths.
PASS PeriodicWave created successfully with the length of Float32Array = 4096.
PASS successfullyParsed is true

TEST COMPLETE