import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

toolkit/content/tests/browser/browser_bug451286.js

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+Services.scriptloader.loadSubScript("chrome://mochikit/content/tests/SimpleTest/WindowSnapshot.js", this);
+
+add_task(function*() {
+  const SEARCH_TEXT = "text";
+  const DATAURI = "data:text/html," + SEARCH_TEXT;
+
+  // Bug 451286. An iframe that should be highlighted
+  let visible = "<iframe id='visible' src='" + DATAURI + "'></iframe>";
+
+  // Bug 493658. An invisible iframe that shouldn't interfere with
+  // highlighting matches lying after it in the document
+  let invisible = "<iframe id='invisible' style='display: none;' " +
+                  "src='" + DATAURI + "'></iframe>";
+
+  let uri = DATAURI + invisible + SEARCH_TEXT + visible + SEARCH_TEXT;
+  let tab = yield BrowserTestUtils.openNewForegroundTab(gBrowser, uri);
+  let contentRect = tab.linkedBrowser.getBoundingClientRect();
+  let noHighlightSnapshot = snapshotRect(window, contentRect);
+  ok(noHighlightSnapshot, "Got noHighlightSnapshot");
+
+  yield openFindBarAndWait();
+  gFindBar._findField.value = SEARCH_TEXT;
+  yield findAgainAndWait();
+  var matchCase = gFindBar.getElement("find-case-sensitive");
+  if (matchCase.checked)
+    matchCase.doCommand();
+
+  // Turn on highlighting
+  yield toggleHighlightAndWait(true);
+  yield closeFindBarAndWait();
+
+  // Take snapshot of highlighting
+  let findSnapshot = snapshotRect(window, contentRect);
+  ok(findSnapshot, "Got findSnapshot");
+
+  // Now, remove the highlighting, and take a snapshot to compare
+  // to our original state
+  yield openFindBarAndWait();
+  yield toggleHighlightAndWait(false);
+  yield closeFindBarAndWait();
+
+  let unhighlightSnapshot = snapshotRect(window, contentRect);
+  ok(unhighlightSnapshot, "Got unhighlightSnapshot");
+
+  // Select the matches that should have been highlighted manually
+  yield ContentTask.spawn(tab.linkedBrowser, null, function*() {
+    let doc = content.document;
+    let win = doc.defaultView;
+
+    // Create a manual highlight in the visible iframe to test bug 451286
+    let iframe = doc.getElementById("visible");
+    let ifBody = iframe.contentDocument.body;
+    let range = iframe.contentDocument.createRange();
+    range.selectNodeContents(ifBody.childNodes[0]);
+    let ifWindow = iframe.contentWindow;
+    let ifDocShell = ifWindow.QueryInterface(Ci.nsIInterfaceRequestor)
+                             .getInterface(Ci.nsIWebNavigation)
+                             .QueryInterface(Ci.nsIDocShell);
+
+    let ifController = ifDocShell.QueryInterface(Ci.nsIInterfaceRequestor)
+                                 .getInterface(Ci.nsISelectionDisplay)
+                                 .QueryInterface(Ci.nsISelectionController);
+
+    let frameFindSelection =
+      ifController.getSelection(ifController.SELECTION_FIND);
+    frameFindSelection.addRange(range);
+
+    // Create manual highlights in the main document (the matches that lie
+    // before/after the iframes
+    let docShell = win.QueryInterface(Ci.nsIInterfaceRequestor)
+                      .getInterface(Ci.nsIWebNavigation)
+                      .QueryInterface(Ci.nsIDocShell);
+
+    let controller = docShell.QueryInterface(Ci.nsIInterfaceRequestor)
+                             .getInterface(Ci.nsISelectionDisplay)
+                             .QueryInterface(Ci.nsISelectionController);
+
+    let docFindSelection =
+      controller.getSelection(ifController.SELECTION_FIND);
+
+    range = doc.createRange();
+    range.selectNodeContents(doc.body.childNodes[0]);
+    docFindSelection.addRange(range);
+    range = doc.createRange();
+    range.selectNodeContents(doc.body.childNodes[2]);
+    docFindSelection.addRange(range);
+    range = doc.createRange();
+    range.selectNodeContents(doc.body.childNodes[4]);
+    docFindSelection.addRange(range);
+  });
+
+  // Take snapshot of manual highlighting
+  let manualSnapshot = snapshotRect(window, contentRect);
+  ok(manualSnapshot, "Got manualSnapshot");
+
+  // Test 1: Were the matches in iframe correctly highlighted?
+  let res = compareSnapshots(findSnapshot, manualSnapshot, true);
+  ok(res[0], "Matches found in iframe correctly highlighted");
+
+  // Test 2: Were the matches in iframe correctly unhighlighted?
+  res = compareSnapshots(noHighlightSnapshot, unhighlightSnapshot, true);
+  ok(res[0], "Highlighting in iframe correctly removed");
+
+  yield BrowserTestUtils.removeTab(tab);
+});
+
+function toggleHighlightAndWait(shouldHighlight) {
+  return new Promise((resolve) => {
+    let listener = {
+      onFindResult() {},
+      onHighlightFinished() {
+        gFindBar.browser.finder.removeResultListener(listener);
+        resolve();
+      },
+      onMatchesCountResult() {}
+    };
+    gFindBar.browser.finder.addResultListener(listener);
+    gFindBar.toggleHighlight(shouldHighlight);
+  });
+}
+
+function findAgainAndWait() {
+  return new Promise(resolve => {
+    let listener = {
+      onFindResult() {
+        gFindBar.browser.finder.removeResultListener(listener);
+        resolve();
+      },
+      onHighlightFinished() {},
+      onMatchesCountResult() {}
+    };
+    gFindBar.browser.finder.addResultListener(listener);
+    gFindBar.onFindAgainCommand();
+  });
+}
+
+function* openFindBarAndWait() {
+  let awaitTransitionEnd = BrowserTestUtils.waitForEvent(gFindBar, "transitionend");
+  gFindBar.open();
+  yield awaitTransitionEnd;
+}
+
+// This test is comparing snapshots. It is necessary to wait for the gFindBar
+// to close before taking the snapshot so the gFindBar does not take up space
+// on the new snapshot.
+function* closeFindBarAndWait() {
+  let awaitTransitionEnd = BrowserTestUtils.waitForEvent(gFindBar, "transitionend", false, event => {
+    return event.propertyName == "visibility";
+  });
+  gFindBar.close();
+  yield awaitTransitionEnd;
+}