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

Test: ../../resources/webgl_test_files/conformance2/glsl3/shader-linking.html
[ 1: PASS ] OpenGL ES Shading Language 3.00 vertex shader should link with OpenGL ES Shading Language 3.00 fragment shader.
[ 2: FAIL ] [unexpected link status] OpenGL ES Shading Language 3.00 vertex shader should not link with OpenGL ES Shading Language 1.00 fragment shader.
[ 3: FAIL ] [unexpected link status] OpenGL ES Shading Language 1.00 vertex shader should not link with OpenGL ES Shading Language 3.00 fragment shader.
[ 4: PASS ] successfullyParsed is true
[ FAIL ] 2 failures reported