Add m-esr52 at 52.6.0

1 files changed, 52 insertions, 0 deletions

diff --git a/devtools/client/webaudioeditor/test/browser_audionode-actor-add-automation-event.js b/devtools/client/webaudioeditor/test/browser_audionode-actor-add-automation-event.js
new file mode 100644
index 000000000..4b451c826
--- /dev/null
+++ b/devtools/client/webaudioeditor/test/browser_audionode-actor-add-automation-event.js
@@ -0,0 +1,52 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * Test AudioNode#addAutomationEvent();
+ */
+
+add_task(function* () {
+  let { target, front } = yield initBackend(SIMPLE_CONTEXT_URL);
+  let [_, [destNode, oscNode, gainNode]] = yield Promise.all([
+    front.setup({ reload: true }),
+    get3(front, "create-node")
+  ]);
+  let count = 0;
+  let counter = () => count++;
+  front.on("automation-event", counter);
+
+  let t0 = 0, t1 = 0.1, t2 = 0.2, t3 = 0.3, t4 = 0.4, t5 = 0.6, t6 = 0.7, t7 = 1;
+  let curve = [-1, 0, 1];
+  yield oscNode.addAutomationEvent("frequency", "setValueAtTime", [0.2, t0]);
+  yield oscNode.addAutomationEvent("frequency", "setValueAtTime", [0.3, t1]);
+  yield oscNode.addAutomationEvent("frequency", "setValueAtTime", [0.4, t2]);
+  yield oscNode.addAutomationEvent("frequency", "linearRampToValueAtTime", [1, t3]);
+  yield oscNode.addAutomationEvent("frequency", "linearRampToValueAtTime", [0.15, t4]);
+  yield oscNode.addAutomationEvent("frequency", "exponentialRampToValueAtTime", [0.75, t5]);
+  yield oscNode.addAutomationEvent("frequency", "exponentialRampToValueAtTime", [0.5, t6]);
+  yield oscNode.addAutomationEvent("frequency", "setValueCurveAtTime", [curve, t7, t7 - t6]);
+  yield oscNode.addAutomationEvent("frequency", "setTargetAtTime", [20, 2, 5]);
+
+  ok(true, "successfully set automation events for valid automation events");
+
+  try {
+    yield oscNode.addAutomationEvent("frequency", "notAMethod", 20, 2, 5);
+    ok(false, "non-automation methods should not be successful");
+  } catch (e) {
+    ok(/invalid/.test(e.message), "AudioNode:addAutomationEvent fails for invalid automation methods");
+  }
+
+  try {
+    yield oscNode.addAutomationEvent("invalidparam", "setValueAtTime", 0.2, t0);
+    ok(false, "automating non-AudioParams should not be successful");
+  } catch (e) {
+    ok(/invalid/.test(e.message), "AudioNode:addAutomationEvent fails for a non AudioParam");
+  }
+
+  front.off("automation-event", counter);
+
+  is(count, 9,
+    "when calling `addAutomationEvent`, the WebAudioActor should still fire `automation-event`.");
+
+  yield removeTab(target.tab);
+});