1 files changed, 83 insertions, 0 deletions
diff --git a/devtools/client/webconsole/test/browser/browser_jsterm_autocomplete_return_key.js b/devtools/client/webconsole/test/browser/browser_jsterm_autocomplete_return_key.js
new file mode 100644
index 0000000000..fba3da5781
--- /dev/null
+++ b/devtools/client/webconsole/test/browser/browser_jsterm_autocomplete_return_key.js
@@ -0,0 +1,83 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Test that the Enter keys works as expected. See Bug 585991 and 1483880.
+
+const TEST_URI = `data:text/html;charset=utf-8,<!DOCTYPE html>
+<head>
+  <script>
+    /* Create a prototype-less object so popup does not contain native
+     * Object prototype properties.
+     */
+    window.foobar = Object.create(null);
+    Object.assign(window.foobar, {
+      item0: "value0",
+      item1: "value1",
+      item2: "value2",
+      item3: "value3",
+      item33: "value33",
+    });
+  </script>
+</head>
+<body>bug 585991 - test pressing return with open popup</body>`;
+
+add_task(async function () {
+  const hud = await openNewTabAndConsole(TEST_URI);
+  const { jsterm } = hud;
+  const { autocompletePopup: popup } = jsterm;
+
+  info("wait for completion suggestions: window.foobar.");
+  await setInputValueForAutocompletion(hud, "window.foobar.");
+
+  ok(popup.isOpen, "popup is open");
+  const expectedPopupItems = ["item0", "item1", "item2", "item3", "item33"];
+  hasExactPopupLabels(popup, expectedPopupItems);
+  is(popup.itemCount, expectedPopupItems.length, "popup.itemCount is correct");
+  is(popup.selectedIndex, 0, "First index from top is selected");
+
+  EventUtils.synthesizeKey("KEY_ArrowUp");
+
+  is(
+    popup.selectedIndex,
+    expectedPopupItems.length - 1,
+    "last index is selected"
+  );
+  is(popup.selectedItem.label, "item33", "item33 is selected");
+  checkInputCompletionValue(hud, "item33", "completeNode.value holds item33");
+
+  info("press Return to accept suggestion. wait for popup to hide");
+  let onPopupClose = popup.once("popup-closed");
+  EventUtils.synthesizeKey("KEY_Enter");
+
+  await onPopupClose;
+
+  ok(!popup.isOpen, "popup is not open after KEY_Enter");
+  is(
+    getInputValue(hud),
+    "window.foobar.item33",
+    "completion was successful after KEY_Enter"
+  );
+  ok(!getInputCompletionValue(hud), "completeNode is empty");
+
+  info(
+    "Test that hitting enter when the completeNode is empty closes the popup"
+  );
+  info("wait for completion suggestions: window.foobar.item3");
+  await setInputValueForAutocompletion(hud, "window.foobar.item3");
+
+  is(popup.selectedItem.label, "item3", "item3 is selected");
+  ok(!getInputCompletionValue(hud), "completeNode is empty");
+
+  onPopupClose = popup.once("popup-closed");
+  EventUtils.synthesizeKey("KEY_Enter");
+  await onPopupClose;
+
+  ok(!popup.isOpen, "popup is not open after KEY_Enter");
+  is(
+    getInputValue(hud),
+    "window.foobar.item3",
+    "completion was successful after KEY_Enter"
+  );
+});