EG Tests for Sad Tab View

ios/chrome/test/earl_grey/chrome_matchers.mm

 // Copyright 2016 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 "ios/chrome/test/earl_grey/chrome_matchers.h"
 
 #import <OCHamcrest/OCHamcrest.h>
 
 #import <WebKit/WebKit.h>
 
@@ skipping 204 matching lines @@
 
 id<GREYMatcher> ContentSettingsButton() {
   return ButtonWithAccessibilityLabelId(IDS_IOS_CONTENT_SETTINGS_TITLE);
 }
 
 id<GREYMatcher> SettingsMenuBackButton() {
   return grey_allOf(grey_accessibilityID(@"ic_arrow_back"),
                     grey_accessibilityTrait(UIAccessibilityTraitButton), nil);
 }
 
+id<GREYMatcher> ContainsText(NSString* text) {
+  MatchesBlock matches = ^BOOL(id element) {
+    return [[element text] containsString:text];
+  };
+  DescribeToBlock describe = ^void(id<GREYDescription> description) {
+    [description appendText:[NSString stringWithFormat:@"hasText('%@')", text]];
+  };
+  id<GREYMatcher> matcher =
+      [[GREYElementMatcherBlock alloc] initWithMatchesBlock:matches
+                                           descriptionBlock:describe];
+  return grey_allOf(grey_anyOf(grey_kindOfClass([UILabel class]),
+                               grey_kindOfClass([UITextField class]),
+                               grey_kindOfClass([UITextView class]), nil),
+                    matcher, nil);
+}
+
 }  // namespace chrome_test_util