Test bufferData/bufferSubData with ArrayBuffer input On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". Regression test for https://bugs.webkit.org/show_bug.cgi?id=41884 : Implement bufferData and bufferSubData with ArrayBuffer as input PASS gl is non-null. PASS array is non-null. PASS [object WebGLBuffer] is non-null. PASS getError was expected value: INVALID_OPERATION : PASS getError was expected value: NO_ERROR : PASS getError was expected value: INVALID_VALUE : PASS getError was expected value: INVALID_VALUE : PASS getError was expected value: NO_ERROR : PASS getError was expected value: INVALID_VALUE : PASS getError was expected value: INVALID_VALUE : PASS getError was expected value: NO_ERROR : PASS getError was expected value: INVALID_VALUE : PASS successfullyParsed is true TEST COMPLETE