1 files changed, 32 insertions, 0 deletions
diff --git a/devtools/client/webaudioeditor/test/browser_audionode-actor-connectparam.js b/devtools/client/webaudioeditor/test/browser_audionode-actor-connectparam.js
new file mode 100644
index 000000000..454f0d563
--- /dev/null
+++ b/devtools/client/webaudioeditor/test/browser_audionode-actor-connectparam.js
@@ -0,0 +1,32 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * Tests that AudioNodeActor#connectParam() work.
+ * Uses the editor front as the actors do not retain connect state.
+ */
+
+add_task(function* () {
+  let { target, panel } = yield initWebAudioEditor(SIMPLE_CONTEXT_URL);
+  let { panelWin } = panel;
+  let { gFront, $, $$, EVENTS, gAudioNodes } = panelWin;
+
+  let events = Promise.all([
+    get3(gFront, "create-node"),
+    waitForGraphRendered(panelWin, 3, 2)
+  ]);
+  reload(target);
+  let [actors] = yield events;
+  let [dest, osc, gain] = actors;
+
+  yield osc.disconnect();
+
+  osc.connectParam(gain, "gain");
+  yield Promise.all([
+    waitForGraphRendered(panelWin, 3, 1, 1),
+    once(gAudioNodes, "connect")
+  ]);
+  ok(true, "Oscillator connect to Gain's Gain AudioParam, event emitted.");
+
+  yield teardown(target);
+});