This test runs the WebGL Test listed below in an iframe and reports PASS or FAIL.

Test: ../../../../resources/webgl_test_files/deqp/functional/gles3/texturespecification/basic_copytexsubimage2d.html
[ 1: FAIL ] specification.basic_copytexsubimage2d.2d_alpha: gl.createProgram()
[ 2: FAIL ] specification.basic_copytexsubimage2d.2d_luminance: gl.createProgram()
[ 3: FAIL ] specification.basic_copytexsubimage2d.2d_luminance_alpha: gl.createProgram()
[ 4: FAIL ] specification.basic_copytexsubimage2d.2d_rgb: gl.createProgram()
[ 5: FAIL ] specification.basic_copytexsubimage2d.2d_rgba: gl.createProgram()
[ 6: FAIL ] specification.basic_copytexsubimage2d.cube_alpha: gl.createProgram()
[ 7: FAIL ] specification.basic_copytexsubimage2d.cube_luminance: gl.createProgram()
[ 8: FAIL ] specification.basic_copytexsubimage2d.cube_luminance_alpha: gl.createProgram()
[ 9: FAIL ] specification.basic_copytexsubimage2d.cube_rgb: gl.createProgram()
[ 10: FAIL ] specification.basic_copytexsubimage2d.cube_rgba: gl.createProgram()
[ 11: PASS ] successfullyParsed is true
[ FAIL ] 10 failures reported