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

Test: ../../../../resources/webgl_test_files/deqp/functional/gles3/shadertexturefunction/texturegradoffset.html
[ 1: PASS ] texture_functions.texturegradoffset.sampler2d_fixed_vertex: Pass
[ 2: PASS ] texture_functions.texturegradoffset.sampler2d_fixed_fragment: Pass
[ 3: FAIL ] texture_functions.texturegradoffset.sampler2d_float_vertex: Texture upload failed
[ 4: FAIL ] texture_functions.texturegradoffset.sampler2d_float_fragment: Texture upload failed
[ 5: PASS ] texture_functions.texturegradoffset.isampler2d_vertex: Pass
[ 6: PASS ] texture_functions.texturegradoffset.isampler2d_fragment: Pass
[ 7: PASS ] texture_functions.texturegradoffset.usampler2d_vertex: Pass
[ 8: PASS ] texture_functions.texturegradoffset.usampler2d_fragment: Pass
[ 9: FAIL ] texture_functions.texturegradoffset.sampler2darray_fixed_vertex: Texture upload failed
[ 10: FAIL ] texture_functions.texturegradoffset.sampler2darray_fixed_fragment: Texture upload failed
[ 11: FAIL ] texture_functions.texturegradoffset.sampler2darray_float_vertex: Texture upload failed
[ 12: FAIL ] texture_functions.texturegradoffset.sampler2darray_float_fragment: Texture upload failed
[ 13: FAIL ] texture_functions.texturegradoffset.isampler2darray_vertex: Texture upload failed
[ 14: FAIL ] texture_functions.texturegradoffset.isampler2darray_fragment: Texture upload failed
[ 15: FAIL ] texture_functions.texturegradoffset.usampler2darray_vertex: Texture upload failed
[ 16: FAIL ] texture_functions.texturegradoffset.usampler2darray_fragment: Texture upload failed
[ 17: FAIL ] texture_functions.texturegradoffset.sampler3d_fixed_vertex: Texture upload failed
[ 18: FAIL ] texture_functions.texturegradoffset.sampler3d_fixed_fragment: Texture upload failed
[ 19: FAIL ] texture_functions.texturegradoffset.sampler3d_float_vertex: Texture upload failed
[ 20: FAIL ] texture_functions.texturegradoffset.sampler3d_float_fragment: Texture upload failed
[ 21: FAIL ] texture_functions.texturegradoffset.isampler3d_vertex: Texture upload failed
[ 22: FAIL ] texture_functions.texturegradoffset.isampler3d_fragment: Texture upload failed
[ 23: FAIL ] texture_functions.texturegradoffset.usampler3d_vertex: Texture upload failed
[ 24: FAIL ] texture_functions.texturegradoffset.usampler3d_fragment: Texture upload failed
[ 25: PASS ] texture_functions.texturegradoffset.sampler2darrayshadow_fragment: successfullyParsed is true
[ FAIL ] 18 failures reported