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-rw-r--r--devtools/client/webaudioeditor/test/browser_wa_graph-render-05.js28
1 files changed, 28 insertions, 0 deletions
diff --git a/devtools/client/webaudioeditor/test/browser_wa_graph-render-05.js b/devtools/client/webaudioeditor/test/browser_wa_graph-render-05.js
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+++ b/devtools/client/webaudioeditor/test/browser_wa_graph-render-05.js
@@ -0,0 +1,28 @@
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * Tests to ensure that param connections trigger graph redraws
+ */
+
+add_task(function* () {
+ let { target, panel } = yield initWebAudioEditor(SIMPLE_CONTEXT_URL);
+ let { panelWin } = panel;
+ let { gFront, $, $$, EVENTS } = panelWin;
+
+ let events = Promise.all([
+ getN(gFront, "create-node", 3),
+ waitForGraphRendered(panelWin, 3, 2, 0)
+ ]);
+ reload(target);
+ let [actors] = yield events;
+ let [dest, osc, gain] = actors;
+
+ yield osc.disconnect();
+
+ osc.connectParam(gain, "gain");
+ yield waitForGraphRendered(panelWin, 3, 1, 1);
+ ok(true, "Graph re-rendered upon param connection");
+
+ yield teardown(target);
+});