1 files changed, 57 insertions, 0 deletions
diff --git a/devtools/client/webconsole/test/browser_webconsole_bug_817834_add_edited_input_to_history.js b/devtools/client/webconsole/test/browser_webconsole_bug_817834_add_edited_input_to_history.js
new file mode 100644
index 000000000..ccbcb3bf3
--- /dev/null
+++ b/devtools/client/webconsole/test/browser_webconsole_bug_817834_add_edited_input_to_history.js
@@ -0,0 +1,57 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// Test that user input that is not submitted in the command line input is not
+// lost after navigating in history.
+// See https://bugzilla.mozilla.org/show_bug.cgi?id=817834
+
+"use strict";
+
+const TEST_URI = "data:text/html;charset=utf-8,Web Console test for bug 817834";
+
+add_task(function* () {
+  yield loadTab(TEST_URI);
+
+  let hud = yield openConsole();
+
+  testEditedInputHistory(hud);
+});
+
+function testEditedInputHistory(HUD) {
+  let jsterm = HUD.jsterm;
+  let inputNode = jsterm.inputNode;
+  ok(!jsterm.getInputValue(), "jsterm.getInputValue() is empty");
+  is(inputNode.selectionStart, 0);
+  is(inputNode.selectionEnd, 0);
+
+  jsterm.setInputValue('"first item"');
+  EventUtils.synthesizeKey("VK_UP", {});
+  is(jsterm.getInputValue(), '"first item"', "null test history up");
+  EventUtils.synthesizeKey("VK_DOWN", {});
+  is(jsterm.getInputValue(), '"first item"', "null test history down");
+
+  jsterm.execute();
+  is(jsterm.getInputValue(), "", "cleared input line after submit");
+
+  jsterm.setInputValue('"editing input 1"');
+  EventUtils.synthesizeKey("VK_UP", {});
+  is(jsterm.getInputValue(), '"first item"', "test history up");
+  EventUtils.synthesizeKey("VK_DOWN", {});
+  is(jsterm.getInputValue(), '"editing input 1"',
+    "test history down restores in-progress input");
+
+  jsterm.setInputValue('"second item"');
+  jsterm.execute();
+  jsterm.setInputValue('"editing input 2"');
+  EventUtils.synthesizeKey("VK_UP", {});
+  is(jsterm.getInputValue(), '"second item"', "test history up");
+  EventUtils.synthesizeKey("VK_UP", {});
+  is(jsterm.getInputValue(), '"first item"', "test history up");
+  EventUtils.synthesizeKey("VK_DOWN", {});
+  is(jsterm.getInputValue(), '"second item"', "test history down");
+  EventUtils.synthesizeKey("VK_DOWN", {});
+  is(jsterm.getInputValue(), '"editing input 2"',
+     "test history down restores new in-progress input again");
+}