michael@0: /* Any copyright is dedicated to the Public Domain.
michael@0:    http://creativecommons.org/publicdomain/zero/1.0/ */
michael@0: 
michael@0: /**
michael@0:  * Tests if a program actor is sent when WebGL programs are linked,
michael@0:  * and that the corresponding vertex and fragment actors can be retrieved.
michael@0:  */
michael@0: 
michael@0: function ifWebGLSupported() {
michael@0:   let [target, debuggee, front] = yield initBackend(SIMPLE_CANVAS_URL);
michael@0:   front.setup({ reload: true });
michael@0: 
michael@0:   let programActor = yield once(front, "program-linked");
michael@0:   ok(programActor,
michael@0:     "A program actor was sent along with the 'program-linked' notification.")
michael@0: 
michael@0:   let vertexShader = yield programActor.getVertexShader();
michael@0:   ok(programActor,
michael@0:     "A vertex shader actor was retrieved from the program actor.");
michael@0: 
michael@0:   let fragmentShader = yield programActor.getFragmentShader();
michael@0:   ok(programActor,
michael@0:     "A fragment shader actor was retrieved from the program actor.");
michael@0: 
michael@0:   yield removeTab(target.tab);
michael@0:   finish();
michael@0: }