1 files changed, 66 insertions, 0 deletions
diff --git a/devtools/client/webaudioeditor/test/browser_wa_reset-04.js b/devtools/client/webaudioeditor/test/browser_wa_reset-04.js
new file mode 100644
index 000000000..7ad009020
--- /dev/null
+++ b/devtools/client/webaudioeditor/test/browser_wa_reset-04.js
@@ -0,0 +1,66 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+//
+// Whitelisting this test.
+// As part of bug 1077403, the leaking uncaught rejection should be fixed.
+//
+thisTestLeaksUncaughtRejectionsAndShouldBeFixed("Error: Connection closed");
+
+/**
+ * Tests that switching to an iframe works fine.
+ */
+
+add_task(function* () {
+  Services.prefs.setBoolPref("devtools.command-button-frames.enabled", true);
+
+  let { target, panel, toolbox } = yield initWebAudioEditor(IFRAME_CONTEXT_URL);
+  let { gFront, $ } = panel.panelWin;
+
+  is($("#reload-notice").hidden, false,
+    "The 'reload this page' notice should initially be visible.");
+  is($("#waiting-notice").hidden, true,
+    "The 'waiting for an audio context' notice should initially be hidden.");
+  is($("#content").hidden, true,
+    "The tool's content should initially be hidden.");
+
+  let btn = toolbox.doc.getElementById("command-button-frames");
+  ok(!btn.firstChild, "The frame list button has no children");
+
+  // Open frame menu and wait till it's available on the screen.
+  let menu = toolbox.showFramesMenu({target: btn});
+  yield once(menu, "open");
+
+  let frames = menu.items;
+  is(frames.length, 2, "We have both frames in the list");
+
+  // Select the iframe
+  frames[1].click();
+
+  let navigating = once(target, "will-navigate");
+
+  yield navigating;
+
+  is($("#reload-notice").hidden, false,
+    "The 'reload this page' notice should still be visible when switching to a frame.");
+  is($("#waiting-notice").hidden, true,
+    "The 'waiting for an audio context' notice should be kept hidden when switching to a frame.");
+  is($("#content").hidden, true,
+    "The tool's content should still be hidden.");
+
+  navigating = once(target, "will-navigate");
+  let started = once(gFront, "start-context");
+
+  reload(target);
+
+  yield Promise.all([navigating, started]);
+
+  is($("#reload-notice").hidden, true,
+    "The 'reload this page' notice should be hidden after reloading the frame.");
+  is($("#waiting-notice").hidden, true,
+    "The 'waiting for an audio context' notice should be hidden after reloading the frame.");
+  is($("#content").hidden, false,
+    "The tool's content should appear after reload.");
+
+  yield teardown(target);
+});