1 files changed, 67 insertions, 0 deletions
diff --git a/devtools/client/webconsole/test/browser/browser_jsterm_autocomplete_paste_undo.js b/devtools/client/webconsole/test/browser/browser_jsterm_autocomplete_paste_undo.js
new file mode 100644
index 0000000000..14ef4aa177
--- /dev/null
+++ b/devtools/client/webconsole/test/browser/browser_jsterm_autocomplete_paste_undo.js
@@ -0,0 +1,67 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const TEST_URI =
+  "data:text/html;charset=utf-8,<!DOCTYPE html><p>test for bug 642615</p>";
+
+XPCOMUtils.defineLazyServiceGetter(
+  this,
+  "clipboardHelper",
+  "@mozilla.org/widget/clipboardhelper;1",
+  "nsIClipboardHelper"
+);
+const stringToCopy = "foobazbarBug642615";
+
+add_task(async function () {
+  const hud = await openNewTabAndConsole(TEST_URI);
+  const { jsterm } = hud;
+  await clearOutput(hud);
+  ok(!getInputCompletionValue(hud), "no completeNode.value");
+
+  setInputValue(hud, "doc");
+
+  info("wait for completion value after typing 'docu'");
+  let onAutocompleteUpdated = jsterm.once("autocomplete-updated");
+  EventUtils.sendString("u");
+  await onAutocompleteUpdated;
+
+  const completionValue = getInputCompletionValue(hud);
+
+  info(`Copy "${stringToCopy}" in clipboard`);
+  await waitForClipboardPromise(
+    () => clipboardHelper.copyString(stringToCopy),
+    stringToCopy
+  );
+
+  setInputValue(hud, "docu");
+  info("wait for completion update after clipboard paste");
+  onAutocompleteUpdated = jsterm.once("autocomplete-updated");
+  EventUtils.synthesizeKey("v", { accelKey: true });
+
+  await onAutocompleteUpdated;
+
+  ok(!getInputCompletionValue(hud), "no completion value after paste");
+
+  info("wait for completion update after undo");
+  onAutocompleteUpdated = jsterm.once("autocomplete-updated");
+
+  EventUtils.synthesizeKey("z", { accelKey: true });
+
+  await onAutocompleteUpdated;
+
+  checkInputCompletionValue(
+    hud,
+    completionValue,
+    "same completeNode.value after undo"
+  );
+
+  info("wait for completion update after clipboard paste (ctrl-v)");
+  onAutocompleteUpdated = jsterm.once("autocomplete-updated");
+
+  EventUtils.synthesizeKey("v", { accelKey: true });
+
+  await onAutocompleteUpdated;
+  ok(!getInputCompletionValue(hud), "no completion value after paste (ctrl-v)");
+});