From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 .../browser_webaudio-actor-automation-event.js     | 52 ++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 devtools/client/webaudioeditor/test/browser_webaudio-actor-automation-event.js

(limited to 'devtools/client/webaudioeditor/test/browser_webaudio-actor-automation-event.js')

diff --git a/devtools/client/webaudioeditor/test/browser_webaudio-actor-automation-event.js b/devtools/client/webaudioeditor/test/browser_webaudio-actor-automation-event.js
new file mode 100644
index 000000000..9d542d5f0
--- /dev/null
+++ b/devtools/client/webaudioeditor/test/browser_webaudio-actor-automation-event.js
@@ -0,0 +1,52 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * Test that the WebAudioActor receives and emits the `automation-event` events
+ * with correct arguments from the content.
+ */
+
+add_task(function* () {
+  let { target, front } = yield initBackend(AUTOMATION_URL);
+  let events = [];
+
+  let expected = [
+    ["setValueAtTime", 0.2, 0],
+    ["linearRampToValueAtTime", 1, 0.3],
+    ["exponentialRampToValueAtTime", 0.75, 0.6],
+    ["setValueCurveAtTime", [-1, 0, 1], 0.7, 0.3],
+  ];
+
+  front.on("automation-event", onAutomationEvent);
+
+  let [_, __, [destNode, oscNode, gainNode], [connect1, connect2]] = yield Promise.all([
+    front.setup({ reload: true }),
+    once(front, "start-context"),
+    get3(front, "create-node"),
+    get2(front, "connect-node")
+  ]);
+
+  is(events.length, 4, "correct number of events fired");
+
+  function onAutomationEvent(e) {
+    let { eventName, paramName, args } = e;
+    let exp = expected[events.length];
+
+    is(eventName, exp[0], "correct eventName in event");
+    is(paramName, "frequency", "correct paramName in event");
+    is(args.length, exp.length - 1, "correct length in args");
+
+    args.forEach((a, i) => {
+      // In the case of an array
+      if (typeof a === "object") {
+        a.forEach((f, j) => is(f, exp[i + 1][j], `correct argument in Float32Array: ${f}`));
+      } else {
+        is(a, exp[i + 1], `correct ${i + 1}th argument in args: ${a}`);
+      }
+    });
+    events.push([eventName].concat(args));
+  }
+
+  front.off("automation-event", onAutomationEvent);
+  yield removeTab(target.tab);
+});
-- 
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