[Sharesheet] Add integration tests for sharesheet button in files app.

This CL adds integration tests for sharesheet button in the files app.

BUG=1097623

Change-Id: If6ca472a1d9cc4b83b4ed547f717f0770c574f91
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2351262
Commit-Queue: Maggie Cai <mxcai@chromium.org>
Reviewed-by: Luciano Pacheco <lucmult@chromium.org>
Cr-Commit-Position: refs/heads/master@{#798005}

chrome/browser/chromeos/file_manager/file_manager_browsertest.cc

@@ -118,6 +118,11 @@ struct TestCase {
     return *this;
   }
 
+  TestCase& EnableSharesheet() {
+    options.enable_sharesheet = true;
+    return *this;
+  }
+
   std::string GetFullName() const {
     std::string full_name = name;
 
@@ -430,14 +435,19 @@ WRAPPED_INSTANTIATE_TEST_SUITE_P(
 WRAPPED_INSTANTIATE_TEST_SUITE_P(
     Toolbar, /* toolbar.js */
     FilesAppBrowserTest,
-    ::testing::Values(TestCase("toolbarDeleteWithMenuItemNoEntrySelected"),
-                      TestCase("toolbarDeleteButtonKeepFocus"),
-                      TestCase("toolbarDeleteEntry").InGuestMode(),
-                      TestCase("toolbarDeleteEntry"),
-                      TestCase("toolbarRefreshButtonWithSelection").EnableArc(),
-                      TestCase("toolbarAltACommand").FilesNg(),
-                      TestCase("toolbarRefreshButtonHiddenInRecents"),
-                      TestCase("toolbarMultiMenuFollowsButton")));
+    ::testing::Values(
+        TestCase("toolbarDeleteWithMenuItemNoEntrySelected"),
+        TestCase("toolbarDeleteButtonKeepFocus"),
+        TestCase("toolbarDeleteEntry").InGuestMode(),
+        TestCase("toolbarDeleteEntry"),
+        TestCase("toolbarRefreshButtonWithSelection").EnableArc(),
+        TestCase("toolbarAltACommand").FilesNg(),
+        TestCase("toolbarRefreshButtonHiddenInRecents"),
+        TestCase("toolbarMultiMenuFollowsButton"),
+        TestCase("toolbarSharesheetButtonWithSelection").EnableSharesheet(),
+        TestCase("toolbarSharesheetContextMenuWithSelection")
+            .EnableSharesheet(),
+        TestCase("toolbarSharesheetNoEntrySelected").EnableSharesheet()));
 
 WRAPPED_INSTANTIATE_TEST_SUITE_P(
     QuickView, /* quick_view.js */

chrome/browser/chromeos/file_manager/file_manager_browsertest_base.cc

@@ -1576,6 +1576,10 @@ void FileManagerBrowserTestBase::SetUpCommandLine(
     disabled_features.push_back(chromeos::features::kFilesZipUnpack);
   }
 
+  if (options.enable_sharesheet) {
+    enabled_features.push_back(features::kSharesheet);
+  }
+
   // This is destroyed in |TearDown()|. We cannot initialize this in the
   // constructor due to this feature values' above dependence on virtual
   // method calls, but by convention subclasses of this fixture may initialize

chrome/browser/chromeos/file_manager/file_manager_browsertest_base.h

@@ -89,6 +89,9 @@ class FileManagerBrowserTestBase : public extensions::ExtensionApiTest {
 
     // Whether test should observe file tasks.
     bool observe_file_tasks = true;
+
+    // Whether test should enable sharesheet.
+    bool enable_sharesheet = false;
   };
 
  protected:

ui/file_manager/file_manager/background/js/test_util.js

@@ -788,5 +788,46 @@ test.util.sync.removeAllBackgroundFakes = () => {
   return removedCount;
 };
 
+/**
+ * Records if sharesheet was invoked.
+ *
+ * @private {boolean}
+ */
+test.util.sharesheetInvoked_ = false;
+
+/**
+ * Override the sharesheet-related methods in private api for test.
+ *
+ * @param {Window} contentWindow Window to be tested.
+ */
+test.util.sync.overrideSharesheetApi = contentWindow => {
+  test.util.sharesheetInvoked_ = false;
+  const sharesheetHasTargets = (entries, hasTargets) => {
+    setTimeout(() => {
+      hasTargets(true);
+    }, 0);
+  };
+
+  const invokeSharesheet = (entries, callback) => {
+    test.util.sharesheetInvoked_ = true;
+    setTimeout(() => {
+      callback();
+    }, 0);
+  };
+
+  contentWindow.chrome.fileManagerPrivate.sharesheetHasTargets =
+      sharesheetHasTargets;
+  contentWindow.chrome.fileManagerPrivate.invokeSharesheet = invokeSharesheet;
+};
+
+/**
+ * Obtains if the sharesheet invoked.
+ * @param {Window} contentWindow Window to be tested.
+ * @return {boolean} Whether sharesheet invoked.
+ */
+test.util.sync.sharesheetInvoked = contentWindow => {
+  return test.util.sharesheetInvoked_;
+};
+
 // Register the test utils.
 test.util.registerRemoteTestUtils();

ui/file_manager/integration_tests/file_manager/toolbar.js

@@ -218,3 +218,83 @@ testcase.toolbarMultiMenuFollowsButton = async () => {
     }
   });
 };
+
+/**
+ * Tests that the sharesheet button is enabled and executable.
+ */
+testcase.toolbarSharesheetButtonWithSelection = async () => {
+  const appId = await setupAndWaitUntilReady(RootPath.DOWNLOADS);
+
+  // Override the sharesheet api for testing.
+  await remoteCall.callRemoteTestUtil('overrideSharesheetApi', appId, []);
+
+  const entry = ENTRIES.hello;
+  // Select an entry in the file list.
+  chrome.test.assertTrue(await remoteCall.callRemoteTestUtil(
+      'selectFile', appId, [entry.nameText]));
+
+  await remoteCall.waitAndClickElement(
+      appId, '#sharesheet-button:not([hidden])');
+
+  // Check invoke sharesheet is called.
+  chrome.test.assertTrue(
+      await remoteCall.callRemoteTestUtil('sharesheetInvoked', appId, []));
+};
+
+/**
+ * Tests that the sharesheet command in context menu is enabled and executable.
+ */
+testcase.toolbarSharesheetContextMenuWithSelection = async () => {
+  const contextMenu = '#file-context-menu:not([hidden])';
+
+  const appId = await setupAndWaitUntilReady(RootPath.DOWNLOADS);
+
+  // Override the sharesheet api for testing.
+  await remoteCall.callRemoteTestUtil('overrideSharesheetApi', appId, []);
+
+  const entry = ENTRIES.hello;
+  // Select an entry in the file list.
+  chrome.test.assertTrue(await remoteCall.callRemoteTestUtil(
+      'selectFile', appId, [entry.nameText]));
+
+  chrome.test.assertTrue(!!await remoteCall.waitAndRightClick(
+      appId, '#file-list .table-row[selected]'));
+
+  // Wait until the context menu is shown.
+  await remoteCall.waitForElement(appId, contextMenu);
+
+  // Assert the menu sharesheet command is not hidden.
+  const sharesheetEnabled =
+      '[command="#invoke-sharesheet"]:not([hidden]):not([disabled])';
+
+  await remoteCall.waitAndClickElement(
+      appId, contextMenu + ' ' + sharesheetEnabled);
+
+  // Check invoke sharesheet is called.
+  chrome.test.assertTrue(
+      await remoteCall.callRemoteTestUtil('sharesheetInvoked', appId, []));
+};
+
+/**
+ * Tests that the sharesheet item is hidden if no entry is selected.
+ */
+testcase.toolbarSharesheetNoEntrySelected = async () => {
+  const contextMenu = '#file-context-menu:not([hidden])';
+
+  const appId = await setupAndWaitUntilReady(RootPath.DOWNLOADS);
+
+  // Right click the list without selecting an entry.
+  chrome.test.assertTrue(
+      !!await remoteCall.waitAndRightClick(appId, 'list.list'));
+
+  // Wait until the context menu is shown.
+  await remoteCall.waitForElement(appId, contextMenu);
+
+  // Assert the menu sharesheet command is disabled.
+  const sharesheetDisabled =
+      '[command="#invoke-sharesheet"][hidden][disabled="disabled"]';
+  await remoteCall.waitForElement(
+      appId, contextMenu + ' ' + sharesheetDisabled);
+
+  await remoteCall.waitForElement(appId, '#sharesheet-button[hidden]');
+};