1 files changed, 58 insertions, 0 deletions
diff --git a/devtools/client/webconsole/test/browser/browser_jsterm_history_nav.js b/devtools/client/webconsole/test/browser/browser_jsterm_history_nav.js
new file mode 100644
index 0000000000..0d9fd467f8
--- /dev/null
+++ b/devtools/client/webconsole/test/browser/browser_jsterm_history_nav.js
@@ -0,0 +1,58 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// See Bug 660806. Check that history navigation with the UP/DOWN arrows does not trigger
+// autocompletion.
+
+const TEST_URI =
+  "data:text/html;charset=utf-8,<!DOCTYPE html><p>bug 660806 - history " +
+  "navigation must not show the autocomplete popup";
+
+add_task(async function () {
+  const hud = await openNewTabAndConsole(TEST_URI);
+  const { jsterm } = hud;
+  const popup = jsterm.autocompletePopup;
+
+  // The autocomplete popup should never be displayed during the test.
+  const onShown = function () {
+    ok(false, "popup shown");
+  };
+  popup.on("popup-opened", onShown);
+
+  await executeAndWaitForResultMessage(
+    hud,
+    `window.foobarBug660806 = {
+    'location': 'value0',
+    'locationbar': 'value1'
+  }`,
+    ""
+  );
+  ok(!popup.isOpen, "popup is not open");
+
+  // Let's add this expression in the input history. We don't use setInputValue since
+  // it _does_ trigger an autocompletion request in codeMirror JsTerm.
+  await executeAndWaitForResultMessage(
+    hud,
+    "window.foobarBug660806.location",
+    ""
+  );
+
+  const onSetInputValue = jsterm.once("set-input-value");
+  EventUtils.synthesizeKey("KEY_ArrowUp");
+  await onSetInputValue;
+
+  // We don't have an explicit event to wait for here, so we just wait for the next tick
+  // before checking the popup status.
+  await new Promise(executeSoon);
+
+  is(
+    getInputValue(hud),
+    "window.foobarBug660806.location",
+    "input has expected value"
+  );
+
+  ok(!popup.isOpen, "popup is not open");
+  popup.off("popup-opened", onShown);
+});