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/teximage2d_pbo_cube_00.html
[ 1: FAIL ] specification.teximage2d_pbo.rgba32f_cube: Image comparison failed
[ 2: FAIL ] specification.teximage2d_pbo.rgba32f_cube: Verification failed
[ 3: FAIL ] specification.teximage2d_pbo.rgba16ui_cube: Image comparison failed
[ 4: FAIL ] specification.teximage2d_pbo.rgba16ui_cube: Verification failed
[ 5: FAIL ] specification.teximage2d_pbo.rgb10_a2_cube: Image comparison failed
[ 6: FAIL ] specification.teximage2d_pbo.rgb10_a2_cube: Verification failed
[ 7: FAIL ] specification.teximage2d_pbo.rgb8_cube: Image comparison failed
[ 8: FAIL ] specification.teximage2d_pbo.rgb8_cube: Verification failed
[ 9: FAIL ] specification.teximage2d_pbo.rgb32ui_cube: Image comparison failed
[ 10: FAIL ] specification.teximage2d_pbo.rgb32ui_cube: Verification failed
[ 11: FAIL ] specification.teximage2d_pbo.rgb8i_cube: Image comparison failed
[ 12: FAIL ] specification.teximage2d_pbo.rgb8i_cube: Verification failed
[ 13: FAIL ] specification.teximage2d_pbo.rg32i_cube: Image comparison failed
[ 14: FAIL ] specification.teximage2d_pbo.rg32i_cube: Verification failed
[ 15: FAIL ] specification.teximage2d_pbo.rg8_cube: Image comparison failed
[ 16: FAIL ] specification.teximage2d_pbo.rg8_cube: Verification failed
[ 17: FAIL ] specification.teximage2d_pbo.r32i_cube: Image comparison failed
[ 18: FAIL ] specification.teximage2d_pbo.r32i_cube: Verification failed
[ 19: FAIL ] specification.teximage2d_pbo.r8_cube: Image comparison failed
[ 20: FAIL ] specification.teximage2d_pbo.r8_cube: Verification failed
[ 21: PASS ] specification.teximage2d_pbo.r8_cube: successfullyParsed is true
[ FAIL ] 20 failures reported