PASS successfullyParsed is true

TEST COMPLETE
Check if back buffer (toDataURL) is equal to front buffer (getImageSourceURL)
1) when drawingBuffer is preserved.
PASS preserve_canvas3D.toDataURL('image/png') == window.internals.getImageSourceURL(preserve_canvas3D) is true
2) when drawingBuffer is not preserved.
PASS nonpreserve_canvas3D.toDataURL('image/png') == window.internals.getImageSourceURL(nonpreserve_canvas3D) is true
Check if back buffer (toDataURL) is equal to front buffer (getImageSourceURL) one frame after drawing webgl contents.
1) when drawingBuffer is preserved.
PASS preserve_canvas3D.toDataURL('image/png') == window.internals.getImageSourceURL(preserve_canvas3D) is true
2) when drawingBuffer is not preserved. They must be different.
PASS nonpreserve_canvas3D.toDataURL('image/png') != window.internals.getImageSourceURL(nonpreserve_canvas3D) is true