1 files changed, 177 insertions, 0 deletions
diff --git a/devtools/client/webconsole/test/browser/browser_webconsole_reverse_search.js b/devtools/client/webconsole/test/browser/browser_webconsole_reverse_search.js
new file mode 100644
index 0000000000..67329335fb
--- /dev/null
+++ b/devtools/client/webconsole/test/browser/browser_webconsole_reverse_search.js
@@ -0,0 +1,177 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// Tests reverse search features.
+
+"use strict";
+
+const TEST_URI = `data:text/html,<!DOCTYPE html><meta charset=utf8>Test reverse search`;
+const isMacOS = AppConstants.platform === "macosx";
+
+add_task(async function () {
+  const hud = await openNewTabAndConsole(TEST_URI);
+
+  const jstermHistory = [
+    `document`,
+    `Dog = "Snoopy"`,
+    `document
+       .querySelectorAll("*")
+       .forEach(()=>{})`,
+    `document`,
+    `"a" + "😎"`,
+  ];
+
+  // We have to wait for the same message twice in order to wait for the evaluation line
+  // as well as the result line
+  const onLastMessage = Promise.all([
+    waitForMessageByType(hud, `"a" + "😎"`, ".command"),
+    waitForMessageByType(hud, `"a😎"`, ".result"),
+  ]);
+  for (const input of jstermHistory) {
+    execute(hud, input);
+  }
+  await onLastMessage;
+
+  const initialValue = "initialValue";
+  setInputValue(hud, initialValue);
+
+  info("Check that the reverse search toolbar as the expected initial state");
+  let reverseSearchElement = await openReverseSearch(hud);
+  ok(
+    reverseSearchElement,
+    "Reverse search is displayed with a keyboard shortcut"
+  );
+  ok(
+    !getReverseSearchInfoElement(hud),
+    "The result info element is not displayed by default"
+  );
+  ok(
+    !reverseSearchElement.querySelector(".search-result-button-prev") &&
+      !reverseSearchElement.querySelector(".search-result-button-next"),
+    "The results navigation buttons are not displayed by default"
+  );
+  is(
+    getInputValue(hud),
+    initialValue,
+    "The jsterm value is not changed when opening reverse search"
+  );
+  is(isReverseSearchInputFocused(hud), true, "reverse search input is focused");
+
+  EventUtils.sendString("d");
+  let infoElement = await waitFor(() => getReverseSearchInfoElement(hud));
+  is(
+    infoElement.textContent,
+    "3 of 3 results",
+    "The reverse info has the expected text " +
+      "— duplicated results (`document`) are coalesced"
+  );
+
+  const previousButton = reverseSearchElement.querySelector(
+    ".search-result-button-prev"
+  );
+  const nextButton = reverseSearchElement.querySelector(
+    ".search-result-button-next"
+  );
+  ok(previousButton, "Previous navigation button is now displayed");
+  is(
+    previousButton.title,
+    `Previous result (${isMacOS ? "Ctrl + R" : "F9"})`,
+    "Previous navigation button has expected title"
+  );
+
+  ok(nextButton, "Next navigation button is now displayed");
+  is(
+    nextButton.title,
+    `Next result (${isMacOS ? "Ctrl + S" : "Shift + F9"})`,
+    "Next navigation button has expected title"
+  );
+  is(getInputValue(hud), "document", "JsTerm has the expected input");
+  is(
+    hud.jsterm.autocompletePopup.isOpen,
+    false,
+    "Setting the input value did not trigger the autocompletion"
+  );
+  is(isReverseSearchInputFocused(hud), true, "reverse search input is focused");
+
+  let onJsTermValueChanged = hud.jsterm.once("set-input-value");
+  EventUtils.sendString("og");
+  await onJsTermValueChanged;
+  is(getInputValue(hud), `Dog = "Snoopy"`, "JsTerm input was updated");
+  is(
+    infoElement.textContent,
+    "1 result",
+    "The reverse info has the expected text"
+  );
+  ok(
+    !reverseSearchElement.querySelector(".search-result-button-prev") &&
+      !reverseSearchElement.querySelector(".search-result-button-next"),
+    "The results navigation buttons are not displayed when there's only one result"
+  );
+
+  info("Check that the UI and results are updated when typing in the input");
+  onJsTermValueChanged = hud.jsterm.once("set-input-value");
+  EventUtils.sendString("g");
+  await waitFor(() => reverseSearchElement.classList.contains("no-result"));
+  is(
+    getInputValue(hud),
+    `Dog = "Snoopy"`,
+    "JsTerm input was not updated since there's no results"
+  );
+  is(
+    infoElement.textContent,
+    "No results",
+    "The reverse info has the expected text"
+  );
+  ok(
+    !reverseSearchElement.querySelector(".search-result-button-prev") &&
+      !reverseSearchElement.querySelector(".search-result-button-next"),
+    "The results navigation buttons are not displayed when there's no result"
+  );
+
+  info("Check that Backspace updates the UI");
+  EventUtils.synthesizeKey("KEY_Backspace");
+  await waitFor(() => !reverseSearchElement.classList.contains("no-result"));
+  is(
+    infoElement.textContent,
+    "1 result",
+    "The reverse info has the expected text"
+  );
+  is(getInputValue(hud), `Dog = "Snoopy"`, "JsTerm kept its value");
+
+  info("Check that Escape does not affect the jsterm value");
+  EventUtils.synthesizeKey("KEY_Escape");
+  await waitFor(() => !getReverseSearchElement(hud));
+  is(
+    getInputValue(hud),
+    `Dog = "Snoopy"`,
+    "Closing the input did not changed the JsTerm value"
+  );
+  is(isInputFocused(hud), true, "input is focused");
+
+  info("Check that the search works with emojis");
+  reverseSearchElement = await openReverseSearch(hud);
+  onJsTermValueChanged = hud.jsterm.once("set-input-value");
+  EventUtils.sendString("😎");
+  infoElement = await waitFor(() => getReverseSearchInfoElement(hud));
+  is(
+    infoElement.textContent,
+    "1 result",
+    "The reverse info has the expected text"
+  );
+
+  info("Check that Enter evaluates the JsTerm and closes the UI");
+  // We have to wait for the same message twice in order to wait for the evaluation line
+  // as well as the result line
+  const onMessage = Promise.all([
+    waitForMessageByType(hud, `"a" + "😎"`, ".command"),
+    waitForMessageByType(hud, `"a😎"`, ".result"),
+  ]);
+  const onReverseSearchClose = waitFor(() => !getReverseSearchElement(hud));
+  EventUtils.synthesizeKey("KEY_Enter");
+  await Promise.all([onMessage, onReverseSearchClose]);
+  ok(
+    true,
+    "Enter evaluates what's in the JsTerm and closes the reverse search UI"
+  );
+});