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

Test: ../../../../resources/webgl_test_files/deqp/functional/gles3/vertexarrays/single_attribute.usage.stream_copy.html
[ 1: FAIL ] vertex_arrays.single_attribute.usages.stream_copy.stride0_float_quads1: Could not map pixel format:[object Object]
[ 2: FAIL ] vertex_arrays.single_attribute.usages.stream_copy.stride8_float_quads1: Could not map pixel format:[object Object]
[ 3: FAIL ] vertex_arrays.single_attribute.usages.stream_copy.stride32_float_quads1: Could not map pixel format:[object Object]
[ 4: FAIL ] vertex_arrays.single_attribute.usages.stream_copy.stride0_float_quads256: Could not map pixel format:[object Object]
[ 5: FAIL ] vertex_arrays.single_attribute.usages.stream_copy.stride8_float_quads256: Could not map pixel format:[object Object]
[ 6: FAIL ] vertex_arrays.single_attribute.usages.stream_copy.stride32_float_quads256: Could not map pixel format:[object Object]
[ 7: FAIL ] vertex_arrays.single_attribute.usages.stream_copy.stride0_short_quads1: Could not map pixel format:[object Object]
[ 8: FAIL ] vertex_arrays.single_attribute.usages.stream_copy.stride4_short_quads1: Could not map pixel format:[object Object]
[ 9: FAIL ] vertex_arrays.single_attribute.usages.stream_copy.stride32_short_quads1: Could not map pixel format:[object Object]
[ 10: FAIL ] vertex_arrays.single_attribute.usages.stream_copy.stride0_short_quads256: Could not map pixel format:[object Object]
[ 11: FAIL ] vertex_arrays.single_attribute.usages.stream_copy.stride4_short_quads256: Could not map pixel format:[object Object]
[ 12: FAIL ] vertex_arrays.single_attribute.usages.stream_copy.stride32_short_quads256: Could not map pixel format:[object Object]
[ 13: FAIL ] vertex_arrays.single_attribute.usages.stream_copy.stride0_byte_quads1: Could not map pixel format:[object Object]
[ 14: FAIL ] vertex_arrays.single_attribute.usages.stream_copy.stride2_byte_quads1: Could not map pixel format:[object Object]
[ 15: FAIL ] vertex_arrays.single_attribute.usages.stream_copy.stride17_byte_quads1: Could not map pixel format:[object Object]
[ 16: FAIL ] vertex_arrays.single_attribute.usages.stream_copy.stride32_byte_quads1: Could not map pixel format:[object Object]
[ 17: FAIL ] vertex_arrays.single_attribute.usages.stream_copy.stride0_byte_quads256: Could not map pixel format:[object Object]
[ 18: FAIL ] vertex_arrays.single_attribute.usages.stream_copy.stride2_byte_quads256: Could not map pixel format:[object Object]
[ 19: FAIL ] vertex_arrays.single_attribute.usages.stream_copy.stride17_byte_quads256: Could not map pixel format:[object Object]
[ 20: FAIL ] vertex_arrays.single_attribute.usages.stream_copy.stride32_byte_quads256: Could not map pixel format:[object Object]
[ 21: PASS ] vertex_arrays.single_attribute.usages.stream_copy.stride32_byte_quads256: successfullyParsed is true
[ FAIL ] 20 failures reported