[iOS][PageInfo] Adds EG2 Tests

This CL adds EG2 the following tests for the page info:
- Tests that rotating the device will don't dismiss the page info view.
- Tests that opening the page info on a Chromium page displays the
correct information.

Bug: 1147414
Change-Id: I83f3353934e71dba698909fff0ac419e0a182adc
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2529106
Commit-Queue: Ewann Pellé <ewannpv@chromium.org>
Reviewed-by: Mark Cogan <marq@chromium.org>
Reviewed-by: Gauthier Ambard <gambard@chromium.org>
Cr-Commit-Position: refs/heads/master@{#831033}

ios/chrome/browser/ui/page_info/BUILD.gn

@@ -98,3 +98,26 @@ source_set("coordinator") {
   ]
   frameworks = [ "UIKit.framework" ]
 }
+
+source_set("eg2_tests") {
+  defines = [ "CHROME_EARL_GREY_2" ]
+  configs += [
+    "//build/config/compiler:enable_arc",
+    "//build/config/ios:xctest_config",
+  ]
+  testonly = true
+  sources = [ "page_info_egtest.mm" ]
+  deps = [
+    ":constants",
+    "//components/strings",
+    "//ios/chrome/app/strings",
+    "//ios/chrome/test/earl_grey:eg_test_support+eg2",
+    "//ios/testing/earl_grey:eg_test_support+eg2",
+    "//ios/third_party/earl_grey2:test_lib",
+    "//ui/base",
+  ]
+  frameworks = [
+    "UIKit.framework",
+    "XCTest.framework",
+  ]
+}

ios/chrome/browser/ui/page_info/page_info_egtest.mm

+// Copyright 2020 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#import <UIKit/UIKit.h>
+#import <XCTest/XCTest.h>
+
+#include "components/strings/grit/components_chromium_strings.h"
+#import "ios/chrome/browser/ui/page_info/page_info_constants.h"
+#include "ios/chrome/grit/ios_chromium_strings.h"
+#import "ios/chrome/test/earl_grey/chrome_earl_grey.h"
+#import "ios/chrome/test/earl_grey/chrome_earl_grey_ui.h"
+#import "ios/chrome/test/earl_grey/chrome_matchers.h"
+#import "ios/chrome/test/earl_grey/chrome_test_case.h"
+#import "ios/testing/earl_grey/earl_grey_test.h"
+#include "ui/base/l10n/l10n_util.h"
+
+#if !defined(__has_feature) || !__has_feature(objc_arc)
+#error "This file requires ARC support."
+#endif
+
+@interface PageInfoTestCase : ChromeTestCase
+@end
+
+@implementation PageInfoTestCase
+
+// Tests that rotating the device will don't dismiss the page info view.
+- (void)testShowPageInfoRotation {
+  [ChromeEarlGrey loadURL:GURL("https://invalid")];
+  [ChromeEarlGreyUI openPageInfo];
+
+  // Checks that the page info view has appeared.
+  [[EarlGrey selectElementWithMatcher:grey_accessibilityID(
+                                          kPageInfoViewAccessibilityIdentifier)]
+      assertWithMatcher:grey_sufficientlyVisible()];
+
+  // Rotates the device and checks that the page info view is still presented.
+  [EarlGrey rotateDeviceToOrientation:UIDeviceOrientationLandscapeRight
+                                error:nil];
+  [[EarlGrey selectElementWithMatcher:grey_accessibilityID(
+                                          kPageInfoViewAccessibilityIdentifier)]
+      assertWithMatcher:grey_sufficientlyVisible()];
+
+  // Closes the page info using the 'Done' button.
+  [[EarlGrey
+      selectElementWithMatcher:chrome_test_util::NavigationBarDoneButton()]
+      performAction:grey_tap()];
+  [[EarlGrey selectElementWithMatcher:grey_accessibilityID(
+                                          kPageInfoViewAccessibilityIdentifier)]
+      assertWithMatcher:grey_nil()];
+}
+
+// Tests that opening the page info on a Chromium page displays the correct
+// information.
+- (void)testShowPageInfoChromePage {
+  [ChromeEarlGrey loadURL:GURL("chrome://version")];
+  [ChromeEarlGreyUI openPageInfo];
+
+  // Checks that the page info view has appeared.
+  [[EarlGrey selectElementWithMatcher:grey_accessibilityID(
+                                          kPageInfoViewAccessibilityIdentifier)]
+      assertWithMatcher:grey_sufficientlyVisible()];
+
+  // Checks that “You’re viewing a secure Chrome page.” is displayed.
+  [[EarlGrey selectElementWithMatcher:grey_text(l10n_util::GetNSString(
+                                          IDS_PAGE_INFO_INTERNAL_PAGE))]
+      assertWithMatcher:grey_sufficientlyVisible()];
+}
+
+@end

ios/chrome/test/earl_grey/chrome_earl_grey_ui.h

@@ -107,6 +107,9 @@
 // Waits for the app to idle.
 - (void)waitForAppToIdle;
 
+// Opens pageInfo via the tools menu.
+- (void)openPageInfo;
+
 @end
 
 #endif  // IOS_CHROME_TEST_EARL_GREY_CHROME_EARL_GREY_UI_H_

ios/chrome/test/earl_grey/chrome_earl_grey_ui.mm

@@ -280,6 +280,17 @@ class ScopedDisableTimerTracking {
   GREYWaitForAppToIdle(@"App failed to idle");
 }
 
+- (void)openPageInfo {
+  [self openToolsMenu];
+  [[[EarlGrey
+      selectElementWithMatcher:grey_allOf(grey_accessibilityID(
+                                              kToolsMenuSiteInformation),
+                                          grey_sufficientlyVisible(), nil)]
+         usingSearchAction:grey_scrollInDirection(kGREYDirectionDown, 200)
+      onElementWithMatcher:grey_accessibilityID(kPopupMenuToolsMenuTableViewId)]
+      performAction:grey_tap()];
+}
+
 #pragma mark - Private
 
 // Clears all browsing data from the device. This method needs to be called when

ios/chrome/test/earl_grey2/BUILD.gn

@@ -158,6 +158,7 @@ chrome_ios_eg2_test("ios_chrome_ui_eg2tests_module") {
     "//ios/chrome/browser/ui/omnibox:eg2_tests",
     "//ios/chrome/browser/ui/omnibox/popup:eg2_tests",
     "//ios/chrome/browser/ui/open_in:eg2_tests",
+    "//ios/chrome/browser/ui/page_info:eg2_tests",
     "//ios/chrome/browser/ui/passwords:eg2_tests",
     "//ios/chrome/browser/ui/popup_menu:eg2_tests",
     "//ios/chrome/browser/ui/qr_scanner:eg2_tests",