1 files changed, 403 insertions, 0 deletions
diff --git a/browser/components/preferences/tests/browser_applications_selection.js b/browser/components/preferences/tests/browser_applications_selection.js
new file mode 100644
index 0000000000..683ce76a89
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+++ b/browser/components/preferences/tests/browser_applications_selection.js
@@ -0,0 +1,403 @@
+SimpleTest.requestCompleteLog();
+const { HandlerServiceTestUtils } = ChromeUtils.importESModule(
+  "resource://testing-common/HandlerServiceTestUtils.sys.mjs"
+);
+
+let gHandlerService = Cc["@mozilla.org/uriloader/handler-service;1"].getService(
+  Ci.nsIHandlerService
+);
+
+let gOldMailHandlers = [];
+let gDummyHandlers = [];
+let gOriginalPreferredMailHandler;
+let gOriginalPreferredPDFHandler;
+
+registerCleanupFunction(function () {
+  function removeDummyHandlers(handlers) {
+    // Remove any of the dummy handlers we created.
+    for (let i = handlers.Count() - 1; i >= 0; i--) {
+      try {
+        if (
+          gDummyHandlers.some(
+            h =>
+              h.uriTemplate ==
+              handlers.queryElementAt(i, Ci.nsIWebHandlerApp).uriTemplate
+          )
+        ) {
+          handlers.removeElementAt(i);
+        }
+      } catch (ex) {
+        /* ignore non-web-app handlers */
+      }
+    }
+  }
+  // Re-add the original protocol handlers:
+  let mailHandlerInfo = HandlerServiceTestUtils.getHandlerInfo("mailto");
+  let mailHandlers = mailHandlerInfo.possibleApplicationHandlers;
+  for (let h of gOldMailHandlers) {
+    mailHandlers.appendElement(h);
+  }
+  removeDummyHandlers(mailHandlers);
+  mailHandlerInfo.preferredApplicationHandler = gOriginalPreferredMailHandler;
+  gHandlerService.store(mailHandlerInfo);
+
+  let pdfHandlerInfo =
+    HandlerServiceTestUtils.getHandlerInfo("application/pdf");
+  removeDummyHandlers(pdfHandlerInfo.possibleApplicationHandlers);
+  pdfHandlerInfo.preferredApplicationHandler = gOriginalPreferredPDFHandler;
+  gHandlerService.store(pdfHandlerInfo);
+
+  gBrowser.removeCurrentTab();
+});
+
+function scrubMailtoHandlers(handlerInfo) {
+  // Remove extant web handlers because they have icons that
+  // we fetch from the web, which isn't allowed in tests.
+  let handlers = handlerInfo.possibleApplicationHandlers;
+  for (let i = handlers.Count() - 1; i >= 0; i--) {
+    try {
+      let handler = handlers.queryElementAt(i, Ci.nsIWebHandlerApp);
+      gOldMailHandlers.push(handler);
+      // If we get here, this is a web handler app. Remove it:
+      handlers.removeElementAt(i);
+    } catch (ex) {}
+  }
+}
+
+add_setup(async function () {
+  // Create our dummy handlers
+  let handler1 = Cc["@mozilla.org/uriloader/web-handler-app;1"].createInstance(
+    Ci.nsIWebHandlerApp
+  );
+  handler1.name = "Handler 1";
+  handler1.uriTemplate = "https://example.com/first/%s";
+
+  let handler2 = Cc["@mozilla.org/uriloader/web-handler-app;1"].createInstance(
+    Ci.nsIWebHandlerApp
+  );
+  handler2.name = "Handler 2";
+  handler2.uriTemplate = "http://example.org/second/%s";
+  gDummyHandlers.push(handler1, handler2);
+
+  function substituteWebHandlers(handlerInfo) {
+    // Append the dummy handlers to replace them:
+    let handlers = handlerInfo.possibleApplicationHandlers;
+    handlers.appendElement(handler1);
+    handlers.appendElement(handler2);
+    gHandlerService.store(handlerInfo);
+  }
+  // Set up our mailto handler test infrastructure.
+  let mailtoHandlerInfo = HandlerServiceTestUtils.getHandlerInfo("mailto");
+  scrubMailtoHandlers(mailtoHandlerInfo);
+  gOriginalPreferredMailHandler = mailtoHandlerInfo.preferredApplicationHandler;
+  substituteWebHandlers(mailtoHandlerInfo);
+
+  // Now do the same for pdf handler:
+  let pdfHandlerInfo =
+    HandlerServiceTestUtils.getHandlerInfo("application/pdf");
+  // PDF doesn't have built-in web handlers, so no need to scrub.
+  gOriginalPreferredPDFHandler = pdfHandlerInfo.preferredApplicationHandler;
+  substituteWebHandlers(pdfHandlerInfo);
+
+  await openPreferencesViaOpenPreferencesAPI("general", { leaveOpen: true });
+  info("Preferences page opened on the general pane.");
+
+  await gBrowser.selectedBrowser.contentWindow.promiseLoadHandlersList;
+  info("Apps list loaded.");
+});
+
+async function selectStandardOptions(itemToUse) {
+  async function selectItemInPopup(item) {
+    let popupShown = BrowserTestUtils.waitForEvent(popup, "popupshown");
+    // Synthesizing the mouse on the .actionsMenu menulist somehow just selects
+    // the top row. Probably something to do with the multiple layers of anon
+    // content - workaround by using the `.open` setter instead.
+    list.open = true;
+    await popupShown;
+    let popupHidden = BrowserTestUtils.waitForEvent(popup, "popuphidden");
+    if (typeof item == "function") {
+      item = item();
+    }
+    popup.activateItem(item);
+    await popupHidden;
+    return item;
+  }
+
+  let itemType = itemToUse.getAttribute("type");
+  // Center the item. Center rather than top so it doesn't get blocked by
+  // the search header.
+  itemToUse.scrollIntoView({ block: "center" });
+  itemToUse.closest("richlistbox").selectItem(itemToUse);
+  Assert.ok(itemToUse.selected, "Should be able to select our item.");
+  // Force reflow to make sure it's visible and the container dropdown isn't
+  // hidden.
+  itemToUse.getBoundingClientRect().top;
+  let list = itemToUse.querySelector(".actionsMenu");
+  let popup = list.menupopup;
+
+  // select one of our test cases:
+  let handlerItem = list.querySelector("menuitem[data-l10n-args*='Handler 1']");
+  await selectItemInPopup(handlerItem);
+  let { preferredAction, alwaysAskBeforeHandling } =
+    HandlerServiceTestUtils.getHandlerInfo(itemType);
+  Assert.notEqual(
+    preferredAction,
+    Ci.nsIHandlerInfo.alwaysAsk,
+    "Should have selected something other than 'always ask' (" + itemType + ")"
+  );
+  Assert.ok(
+    !alwaysAskBeforeHandling,
+    "Should have turned off asking before handling (" + itemType + ")"
+  );
+
+  // Test the alwaysAsk option
+  let alwaysAskItem = list.getElementsByAttribute(
+    "action",
+    Ci.nsIHandlerInfo.alwaysAsk
+  )[0];
+  await selectItemInPopup(alwaysAskItem);
+  Assert.equal(
+    list.selectedItem,
+    alwaysAskItem,
+    "Should have selected always ask item (" + itemType + ")"
+  );
+  alwaysAskBeforeHandling =
+    HandlerServiceTestUtils.getHandlerInfo(itemType).alwaysAskBeforeHandling;
+  Assert.ok(
+    alwaysAskBeforeHandling,
+    "Should have turned on asking before handling (" + itemType + ")"
+  );
+
+  let useDefaultItem = list.getElementsByAttribute(
+    "action",
+    Ci.nsIHandlerInfo.useSystemDefault
+  );
+  useDefaultItem = useDefaultItem && useDefaultItem[0];
+  if (useDefaultItem) {
+    await selectItemInPopup(useDefaultItem);
+    Assert.equal(
+      list.selectedItem,
+      useDefaultItem,
+      "Should have selected 'use default' item (" + itemType + ")"
+    );
+    preferredAction =
+      HandlerServiceTestUtils.getHandlerInfo(itemType).preferredAction;
+    Assert.equal(
+      preferredAction,
+      Ci.nsIHandlerInfo.useSystemDefault,
+      "Should have selected 'use default' (" + itemType + ")"
+    );
+  } else {
+    // Whether there's a "use default" item depends on the OS, so it's not
+    // possible to rely on it being the case or not.
+    info("No 'Use default' item, so not testing (" + itemType + ")");
+  }
+
+  // Select a web app item.
+  let webAppItems = Array.from(
+    popup.getElementsByAttribute("action", Ci.nsIHandlerInfo.useHelperApp)
+  );
+  webAppItems = webAppItems.filter(
+    item => item.handlerApp instanceof Ci.nsIWebHandlerApp
+  );
+  Assert.equal(
+    webAppItems.length,
+    2,
+    "Should have 2 web application handler. (" + itemType + ")"
+  );
+  Assert.notEqual(
+    webAppItems[0].label,
+    webAppItems[1].label,
+    "Should have 2 different web app handlers"
+  );
+  let selectedItem = await selectItemInPopup(webAppItems[0]);
+
+  // Test that the selected item label is the same as the label
+  // of the menu item.
+  let win = gBrowser.selectedBrowser.contentWindow;
+  await win.document.l10n.translateFragment(selectedItem);
+  await win.document.l10n.translateFragment(itemToUse);
+  Assert.equal(
+    selectedItem.label,
+    itemToUse.querySelector(".actionContainer label").value,
+    "Should have selected correct item (" + itemType + ")"
+  );
+  let { preferredApplicationHandler } =
+    HandlerServiceTestUtils.getHandlerInfo(itemType);
+  preferredApplicationHandler.QueryInterface(Ci.nsIWebHandlerApp);
+  Assert.equal(
+    selectedItem.handlerApp.uriTemplate,
+    preferredApplicationHandler.uriTemplate,
+    "App should actually be selected in the backend. (" + itemType + ")"
+  );
+
+  // select the other web app item
+  selectedItem = await selectItemInPopup(webAppItems[1]);
+
+  // Test that the selected item label is the same as the label
+  // of the menu item
+  await win.document.l10n.translateFragment(selectedItem);
+  await win.document.l10n.translateFragment(itemToUse);
+  Assert.equal(
+    selectedItem.label,
+    itemToUse.querySelector(".actionContainer label").value,
+    "Should have selected correct item (" + itemType + ")"
+  );
+  preferredApplicationHandler =
+    HandlerServiceTestUtils.getHandlerInfo(
+      itemType
+    ).preferredApplicationHandler;
+  preferredApplicationHandler.QueryInterface(Ci.nsIWebHandlerApp);
+  Assert.equal(
+    selectedItem.handlerApp.uriTemplate,
+    preferredApplicationHandler.uriTemplate,
+    "App should actually be selected in the backend. (" + itemType + ")"
+  );
+}
+
+add_task(async function checkDropdownBehavior() {
+  let win = gBrowser.selectedBrowser.contentWindow;
+
+  let container = win.document.getElementById("handlersView");
+
+  // First check a protocol handler item.
+  let mailItem = container.querySelector("richlistitem[type='mailto']");
+  Assert.ok(mailItem, "mailItem is present in handlersView.");
+  await selectStandardOptions(mailItem);
+
+  // Then check a content menu item.
+  let pdfItem = container.querySelector("richlistitem[type='application/pdf']");
+  Assert.ok(pdfItem, "pdfItem is present in handlersView.");
+  await selectStandardOptions(pdfItem);
+});
+
+add_task(async function sortingCheck() {
+  let win = gBrowser.selectedBrowser.contentWindow;
+  const handlerView = win.document.getElementById("handlersView");
+  const typeColumn = win.document.getElementById("typeColumn");
+  Assert.ok(typeColumn, "typeColumn is present in handlersView.");
+
+  let expectedNumberOfItems =
+    handlerView.querySelectorAll("richlistitem").length;
+
+  // Test default sorting
+  assertSortByType("ascending");
+
+  const oldDir = typeColumn.getAttribute("sortDirection");
+
+  // click on an item and sort again:
+  let itemToUse = handlerView.querySelector("richlistitem[type=mailto]");
+  itemToUse.scrollIntoView({ block: "center" });
+  itemToUse.closest("richlistbox").selectItem(itemToUse);
+
+  // Test sorting on the type column
+  typeColumn.click();
+  assertSortByType("descending");
+  Assert.notEqual(
+    oldDir,
+    typeColumn.getAttribute("sortDirection"),
+    "Sort direction should change"
+  );
+
+  typeColumn.click();
+  assertSortByType("ascending");
+
+  const actionColumn = win.document.getElementById("actionColumn");
+  Assert.ok(actionColumn, "actionColumn is present in handlersView.");
+
+  // Test sorting on the action column
+  const oldActionDir = actionColumn.getAttribute("sortDirection");
+  actionColumn.click();
+  assertSortByAction("ascending");
+  Assert.notEqual(
+    oldActionDir,
+    actionColumn.getAttribute("sortDirection"),
+    "Sort direction should change"
+  );
+
+  actionColumn.click();
+  assertSortByAction("descending");
+
+  // Restore the default sort order
+  typeColumn.click();
+  assertSortByType("ascending");
+
+  function assertSortByAction(order) {
+    Assert.equal(
+      actionColumn.getAttribute("sortDirection"),
+      order,
+      `Sort direction should be ${order}`
+    );
+    let siteItems = handlerView.getElementsByTagName("richlistitem");
+    Assert.equal(
+      siteItems.length,
+      expectedNumberOfItems,
+      "Number of items should not change."
+    );
+    for (let i = 0; i < siteItems.length - 1; ++i) {
+      let aType = siteItems[i].getAttribute("actionDescription").toLowerCase();
+      let bType = siteItems[i + 1]
+        .getAttribute("actionDescription")
+        .toLowerCase();
+      let result = 0;
+      if (aType > bType) {
+        result = 1;
+      } else if (bType > aType) {
+        result = -1;
+      }
+      if (order == "ascending") {
+        Assert.lessOrEqual(
+          result,
+          0,
+          "Should sort applications in the ascending order by action"
+        );
+      } else {
+        Assert.greaterOrEqual(
+          result,
+          0,
+          "Should sort applications in the descending order by action"
+        );
+      }
+    }
+  }
+
+  function assertSortByType(order) {
+    Assert.equal(
+      typeColumn.getAttribute("sortDirection"),
+      order,
+      `Sort direction should be ${order}`
+    );
+
+    let siteItems = handlerView.getElementsByTagName("richlistitem");
+    Assert.equal(
+      siteItems.length,
+      expectedNumberOfItems,
+      "Number of items should not change."
+    );
+    for (let i = 0; i < siteItems.length - 1; ++i) {
+      let aType = siteItems[i].getAttribute("typeDescription").toLowerCase();
+      let bType = siteItems[i + 1]
+        .getAttribute("typeDescription")
+        .toLowerCase();
+      let result = 0;
+      if (aType > bType) {
+        result = 1;
+      } else if (bType > aType) {
+        result = -1;
+      }
+      if (order == "ascending") {
+        Assert.lessOrEqual(
+          result,
+          0,
+          "Should sort applications in the ascending order by type"
+        );
+      } else {
+        Assert.greaterOrEqual(
+          result,
+          0,
+          "Should sort applications in the descending order by type"
+        );
+      }
+    }
+  }
+});