Bug 1745247 - Port browser_printpreview.js to the new UI. r=mstriemer

Differential Revision: https://phabricator.services.mozilla.com/D133394

browser/base/content/test/general/browser_printpreview.js

@@ -2,21 +2,15 @@ let ourTab;
 
 async function test() {
   waitForExplicitFinish();
-  await pushPrefs(["print.tab_modal.enabled", false]);
 
   BrowserTestUtils.openNewForegroundTab(gBrowser, "about:home", true).then(
     function(tab) {
       ourTab = tab;
       ok(
-        !gInPrintPreviewMode,
+        !document.querySelector(".printPreviewBrowser"),
         "Should NOT be in print preview mode at starting this tests"
       );
-      // Skip access key test on platforms which don't support access key.
-      if (!/Win|Linux/.test(navigator.platform)) {
-        openPrintPreview(testClosePrintPreviewWithEscKey);
-      } else {
-        openPrintPreview(testClosePrintPreviewWithAccessKey);
-      }
+      testClosePrintPreviewWithEscKey();
     }
   );
 }
@@ -26,61 +20,24 @@ function tidyUp() {
   finish();
 }
 
-async function testClosePrintPreviewWithAccessKey() {
-  let closeButton = document.getElementById(
-    "print-preview-toolbar-close-button"
-  );
-  await TestUtils.waitForCondition(() => closeButton.hasAttribute("accesskey"));
-  EventUtils.synthesizeKey("c", { altKey: true });
-  checkPrintPreviewClosed(function(aSucceeded) {
-    ok(aSucceeded, "print preview mode should be finished by access key");
-    openPrintPreview(testClosePrintPreviewWithEscKey);
-  });
-}
-
-function testClosePrintPreviewWithEscKey() {
+async function testClosePrintPreviewWithEscKey() {
+  await openPrintPreview();
   EventUtils.synthesizeKey("KEY_Escape");
-  checkPrintPreviewClosed(function(aSucceeded) {
-    ok(aSucceeded, "print preview mode should be finished by Esc key press");
-    openPrintPreview(testClosePrintPreviewWithClosingWindowShortcutKey);
-  });
+  await checkPrintPreviewClosed();
+  ok(true, "print preview mode should be finished by Esc key press");
+  tidyUp();
 }
 
-function testClosePrintPreviewWithClosingWindowShortcutKey() {
-  EventUtils.synthesizeKey("w", { accelKey: true });
-  checkPrintPreviewClosed(function(aSucceeded) {
-    ok(
-      aSucceeded,
-      "print preview mode should be finished by closing window shortcut key"
-    );
-    tidyUp();
-  });
-}
-
-function openPrintPreview(aCallback) {
+async function openPrintPreview() {
   document.getElementById("cmd_printPreview").doCommand();
-  executeSoon(function waitForPrintPreview() {
-    if (gInPrintPreviewMode) {
-      executeSoon(aCallback);
-      return;
-    }
-    executeSoon(waitForPrintPreview);
+  await BrowserTestUtils.waitForCondition(() => {
+    let preview = document.querySelector(".printPreviewBrowser");
+    return preview && BrowserTestUtils.is_visible(preview);
   });
 }
 
-function checkPrintPreviewClosed(aCallback) {
-  let count = 0;
-  executeSoon(function waitForPrintPreviewClosed() {
-    if (!gInPrintPreviewMode) {
-      executeSoon(function() {
-        aCallback(count < 1000);
-      });
-      return;
-    }
-    if (++count == 1000) {
-      // The test might fail.
-      PrintUtils.exitPrintPreview();
-    }
-    executeSoon(waitForPrintPreviewClosed);
-  });
+async function checkPrintPreviewClosed() {
+  await BrowserTestUtils.waitForCondition(
+    () => !document.querySelector(".printPreviewBrowser")
+  );
 }