This is a testharness.js-based test.
[FAIL] AudioBufferSourceNode setter set with non-null buffer
  assert_true: Invalid value at index 0, expected close to 1.0, found 0.5 when reading back expected true got false
[FAIL] AudioBufferSourceNode buffer setter set with null
  assert_true: Invalid value at index 0, expected close to 1.0, found 0.5 when reading back expected true got false
Harness: the test ran to completion.