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

Test: ../../resources/webgl_test_files/conformance/context/context-lost-restored.html
[ 1: PASS ] gl.isContextLost() is false
[ 2: PASS ] gl.getError() is gl.NO_ERROR
[ 3: PASS ] shouldBe 255,10,20
[ 4: PASS ] gl.getError() is gl.NO_ERROR
[ 5: PASS ] gl.isContextLost() is true
[ 6: PASS ] gl.getError() is gl.CONTEXT_LOST_WEBGL
[ 7: PASS ] gl.getError() is gl.NO_ERROR
[ 8: PASS ] getError was expected value: NO_ERROR : after evaluating: gl.blendFunc(gl.TEXTURE_2D, gl.TEXTURE_CUBE_MAP)
[ 9: PASS ] contextLostEventFired is false
[ 10: PASS ] contextLostEventFired is false
[ 11: PASS ] gl.isContextLost() is true
[ 12: PASS ] gl.getError() is gl.NO_ERROR
[ 13: PASS ] getError was expected value: INVALID_OPERATION : after evaluating: WEBGL_lose_context.restoreContext()
[ 14: PASS ] gl.isContextLost() is false
[ 15: PASS ] gl.getError() is gl.NO_ERROR
[ 16: PASS ] shouldBe 255,10,20
[ 17: PASS ] gl.getError() is gl.NO_ERROR
[ 18: PASS ] gl.isContextLost() is true
[ 19: PASS ] gl.getError() is gl.CONTEXT_LOST_WEBGL
[ 20: PASS ] gl.getError() is gl.NO_ERROR
[ 21: PASS ] getError was expected value: NO_ERROR : after evaluating: gl.blendFunc(gl.TEXTURE_2D, gl.TEXTURE_CUBE_MAP)
[ 22: PASS ] contextLostEventFired is false
[ 23: PASS ] contextLostEventFired is false
[ 24: PASS ] gl.isContextLost() is true
[ 25: PASS ] gl.getError() is gl.NO_ERROR
[ 26: PASS ] getError was expected value: NO_ERROR : after evaluating: WEBGL_lose_context.restoreContext()
[ 27: PASS ] getError was expected value: NO_ERROR : after evaluating: WEBGL_lose_context.restoreContext()
[ 28: PASS ] gl.isContextLost() is true
[ 29: PASS ] gl.getError() is gl.NO_ERROR
[ 30: PASS ] getError was expected value: NO_ERROR : after evaluating: gl.blendFunc(gl.TEXTURE_2D, gl.TEXTURE_CUBE_MAP)
[ 31: PASS ] contextRestoredEventFired is false
[ 32: PASS ] gl.isContextLost() is false
[ 33: PASS ] gl.getError() is gl.NO_ERROR
[ 34: PASS ] getError was expected value: INVALID_OPERATION : after evaluating: gl.bindTexture(gl.TEXTURE_2D, texture)
[ 35: PASS ] getError was expected value: INVALID_OPERATION : after evaluating: gl.useProgram(program)
[ 36: PASS ] getError was expected value: INVALID_OPERATION : after evaluating: gl.bindBuffer(gl.ARRAY_BUFFER, bufferObjects[0])
[ 37: PASS ] shouldBe 255,10,20
[ 38: PASS ] gl.getError() is gl.NO_ERROR
[ 39: PASS ] getError was expected value: NO_ERROR : after evaluating: gl.bindTexture(gl.TEXTURE_2D, texture)
[ 40: PASS ] getError was expected value: NO_ERROR : after evaluating: gl.useProgram(program)
[ 41: PASS ] getError was expected value: NO_ERROR : after evaluating: gl.bindBuffer(gl.ARRAY_BUFFER, bufferObjects[0])
[ 42: FAIL ] getError expected: INVALID_ENUM. Was NO_ERROR : after evaluating: gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 1, 1, 0, gl.RGBA, gl.FLOAT, null)
[ 43: PASS ] newExtension != null is true
[ 44: FAIL ] newExtension.webglTestProperty === undefined should be true. Was false.
[ 45: PASS ] getError was expected value: NO_ERROR : after evaluating: gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 1, 1, 0, gl.RGBA, gl.FLOAT, null)
[ 46: FAIL ] OES_vertex_array_object.createVertexArrayOES() should be null. Was [object WebGLVertexArrayObjectOES].
[ 47: PASS ] newExtension != null is true
[ 48: FAIL ] newExtension.webglTestProperty === undefined should be true. Was false.
[ 49: PASS ] OES_vertex_array_object.createVertexArrayOES() != null is true
[ 50: FAIL ] old_OES_vertex_array_object.createVertexArrayOES() == null should be true. Was false.
[ 51: PASS ] newExtension != null is true
[ 52: PASS ] newExtension.webglTestProperty === true is true
[ 53: PASS ] successfullyParsed is true
[ FAIL ] 5 failures reported