1 files changed, 102 insertions, 0 deletions
diff --git a/devtools/client/framework/test/browser_toolbox_disable_f12.js b/devtools/client/framework/test/browser_toolbox_disable_f12.js
new file mode 100644
index 0000000000..df0a755714
--- /dev/null
+++ b/devtools/client/framework/test/browser_toolbox_disable_f12.js
@@ -0,0 +1,102 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+add_task(async function () {
+  const tab = await addTab(
+    "https://example.com/document-builder.sjs?html=test"
+  );
+
+  info("Enable F12 and check that devtools open");
+  await pushPref("devtools.f12_enabled", true);
+  await assertToolboxOpens(tab, { shouldOpen: true });
+  await assertToolboxCloses(tab, { shouldClose: true });
+
+  info("Disable F12 and check that devtools will not open");
+  await pushPref("devtools.f12_enabled", false);
+  await assertToolboxOpens(tab, { shouldOpen: false });
+
+  info("Enable F12 again and open devtools");
+  await pushPref("devtools.f12_enabled", true);
+  await assertToolboxOpens(tab, { shouldOpen: true });
+
+  info("Disable F12 and check F12 no longer closes devtools");
+  await pushPref("devtools.f12_enabled", false);
+  await assertToolboxCloses(tab, { shouldClose: false });
+
+  info("Enable F12 and close devtools");
+  await pushPref("devtools.f12_enabled", true);
+  await assertToolboxCloses(tab, { shouldClose: true });
+
+  info("Disable F12 and check other shortcuts still work");
+  await pushPref("devtools.f12_enabled", false);
+  const isMac = Services.appinfo.OS == "Darwin";
+  const shortcut = {
+    key: "i",
+    options: { accelKey: true, altKey: isMac, shiftKey: !isMac },
+  };
+  await assertToolboxOpens(tab, { shouldOpen: true, shortcut });
+  // Check F12 still doesn't close the toolbox
+  await assertToolboxCloses(tab, { shouldClose: false });
+  await assertToolboxCloses(tab, { shouldClose: true, shortcut });
+
+  gBrowser.removeTab(tab);
+});
+
+const assertToolboxCloses = async function (tab, { shortcut, shouldClose }) {
+  info(
+    `Use ${
+      shortcut ? "shortcut" : "F12"
+    } to close the toolbox (close expected: ${shouldClose})`
+  );
+  const onToolboxDestroy = gDevTools.once("toolbox-destroyed");
+
+  if (shortcut) {
+    EventUtils.synthesizeKey(shortcut.key, shortcut.options);
+  } else {
+    EventUtils.synthesizeKey("VK_F12", {});
+  }
+
+  if (shouldClose) {
+    await onToolboxDestroy;
+  } else {
+    const onTimeout = wait(1000).then(() => "TIMEOUT");
+    const res = await Promise.race([onTimeout, onToolboxDestroy]);
+    is(res, "TIMEOUT", "No toolbox-destroyed event received");
+  }
+  is(
+    !gDevTools.getToolboxForTab(tab),
+    shouldClose,
+    `Toolbox was ${shouldClose ? "" : "not "}closed for the test tab`
+  );
+};
+
+const assertToolboxOpens = async function (tab, { shortcut, shouldOpen }) {
+  info(
+    `Use ${
+      shortcut ? "shortcut" : "F12"
+    } to open the toolbox (open expected: ${shouldOpen})`
+  );
+  const onToolboxReady = gDevTools.once("toolbox-ready");
+
+  if (shortcut) {
+    EventUtils.synthesizeKey(shortcut.key, shortcut.options);
+  } else {
+    EventUtils.synthesizeKey("VK_F12", {});
+  }
+
+  if (shouldOpen) {
+    await onToolboxReady;
+    info(`Received toolbox-ready`);
+  } else {
+    const onTimeout = wait(1000).then(() => "TIMEOUT");
+    const res = await Promise.race([onTimeout, onToolboxReady]);
+    is(res, "TIMEOUT", "No toolbox-ready event received");
+  }
+  is(
+    !!gDevTools.getToolboxForTab(tab),
+    shouldOpen,
+    `Toolbox was ${shouldOpen ? "" : "not "}opened for the test tab`
+  );
+};