diff -r 000000000000 -r 6474c204b198 browser/devtools/shadereditor/test/browser_webgl-actor-test-12.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/devtools/shadereditor/test/browser_webgl-actor-test-12.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,27 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * Tests that the correct vertex and fragment shader sources are retrieved
+ * regardless of the order in which they were compiled and attached.
+ */
+
+function ifWebGLSupported() {
+  let [target, debuggee, front] = yield initBackend(SHADER_ORDER_URL);
+  front.setup({ reload: true });
+
+  let programActor = yield once(front, "program-linked");
+  let vertexShader = yield programActor.getVertexShader();
+  let fragmentShader = yield programActor.getFragmentShader();
+
+  let vertSource = yield vertexShader.getText();
+  let fragSource = yield fragmentShader.getText();
+
+  ok(vertSource.contains("I'm a vertex shader!"),
+    "The correct vertex shader text was retrieved.");
+  ok(fragSource.contains("I'm a fragment shader!"),
+    "The correct fragment shader text was retrieved.");
+
+  yield removeTab(target.tab);
+  finish();
+}