1 files changed, 64 insertions, 0 deletions
diff --git a/devtools/client/shadereditor/test/browser_webgl-actor-test-06.js b/devtools/client/shadereditor/test/browser_webgl-actor-test-06.js
new file mode 100644
index 000000000..5cbe88a77
--- /dev/null
+++ b/devtools/client/shadereditor/test/browser_webgl-actor-test-06.js
@@ -0,0 +1,64 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * Tests that the highlight/unhighlight and blackbox/unblackbox operations on
+ * program actors work as expected.
+ */
+
+function* ifWebGLSupported() {
+  let { target, front } = yield initBackend(SIMPLE_CANVAS_URL);
+  front.setup({ reload: true });
+
+  let programActor = yield once(front, "program-linked");
+  let vertexShader = yield programActor.getVertexShader();
+  let fragmentShader = yield programActor.getFragmentShader();
+
+  yield ensurePixelIs(front, { x: 0, y: 0 }, { r: 255, g: 0, b: 0, a: 255 }, true);
+  yield ensurePixelIs(front, { x: 511, y: 511 }, { r: 0, g: 255, b: 0, a: 255 }, true);
+  yield checkShaderSource("The shader sources are correct before highlighting.");
+  ok(true, "The corner pixel colors are correct before highlighting.");
+
+  yield programActor.highlight([0, 1, 0, 1]);
+  yield ensurePixelIs(front, { x: 0, y: 0 }, { r: 0, g: 0, b: 0, a: 255 }, true);
+  yield ensurePixelIs(front, { x: 511, y: 511 }, { r: 0, g: 255, b: 0, a: 255 }, true);
+  yield checkShaderSource("The shader sources are preserved after highlighting.");
+  ok(true, "The corner pixel colors are correct after highlighting.");
+
+  yield programActor.unhighlight();
+  yield ensurePixelIs(front, { x: 0, y: 0 }, { r: 255, g: 0, b: 0, a: 255 }, true);
+  yield ensurePixelIs(front, { x: 511, y: 511 }, { r: 0, g: 255, b: 0, a: 255 }, true);
+  yield checkShaderSource("The shader sources are correct after unhighlighting.");
+  ok(true, "The corner pixel colors are correct after unhighlighting.");
+
+  yield programActor.blackbox();
+  yield ensurePixelIs(front, { x: 0, y: 0 }, { r: 0, g: 0, b: 0, a: 255 }, true);
+  yield ensurePixelIs(front, { x: 511, y: 511 }, { r: 0, g: 0, b: 0, a: 255 }, true);
+  yield checkShaderSource("The shader sources are preserved after blackboxing.");
+  ok(true, "The corner pixel colors are correct after blackboxing.");
+
+  yield programActor.unblackbox();
+  yield ensurePixelIs(front, { x: 0, y: 0 }, { r: 255, g: 0, b: 0, a: 255 }, true);
+  yield ensurePixelIs(front, { x: 511, y: 511 }, { r: 0, g: 255, b: 0, a: 255 }, true);
+  yield checkShaderSource("The shader sources are correct after unblackboxing.");
+  ok(true, "The corner pixel colors are correct after unblackboxing.");
+
+  function checkShaderSource(aMessage) {
+    return Task.spawn(function* () {
+      let newVertexShader = yield programActor.getVertexShader();
+      let newFragmentShader = yield programActor.getFragmentShader();
+      is(vertexShader, newVertexShader,
+        "The same vertex shader actor was retrieved.");
+      is(fragmentShader, newFragmentShader,
+        "The same fragment shader actor was retrieved.");
+
+      let vertSource = yield newVertexShader.getText();
+      let fragSource = yield newFragmentShader.getText();
+      ok(vertSource.includes("I'm special!") &&
+         fragSource.includes("I'm also special!"), aMessage);
+    });
+  }
+
+  yield removeTab(target.tab);
+  finish();
+}