Upstream Chrome on iOS source code [7/11].

ios/chrome/browser/ui/settings/cells/native_app_item_unittest.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/browser/ui/settings/cells/native_app_item.h"
+
+#import "ios/chrome/browser/ui/collection_view/cells/test_utils.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "testing/gtest_mac.h"
+
+#if !defined(__has_feature) || !__has_feature(objc_arc)
+#error "This file requires ARC support."
+#endif
+
+namespace {
+
+// Tests that the name, icon and state are honoured after a call to
+// |configureCell:|.
+TEST(NativeAppItemTest, ConfigureCell) {
+  NativeAppItem* item = [[NativeAppItem alloc] initWithType:0];
+  NSString* text = @"Test Switch";
+  UIImage* image = ios_internal::CollectionViewTestImage();
+
+  item.name = text;
+  item.icon = image;
+
+  id cell = [[[item cellClass] alloc] init];
+  ASSERT_TRUE([cell isMemberOfClass:[NativeAppCell class]]);
+
+  NativeAppCell* appCell = static_cast<NativeAppCell*>(cell);
+  EXPECT_FALSE(appCell.nameLabel.text);
+  EXPECT_TRUE(appCell.iconImageView.image);
+  EXPECT_NE(image, appCell.iconImageView.image);
+  EXPECT_FALSE(appCell.accessoryView);
+
+  [item configureCell:cell];
+  EXPECT_NSEQ(text, appCell.nameLabel.text);
+  EXPECT_NSEQ(image, appCell.iconImageView.image);
+  EXPECT_EQ((UIView*)appCell.switchControl, appCell.accessoryView);
+  EXPECT_FALSE(appCell.switchControl.on);
+}
+
+// Tests that the NativeAppItemSwitchOff configures the cell with a switch,
+// turned off.
+TEST(NativeAppItemTest, State_SwitchOff) {
+  NativeAppItem* item = [[NativeAppItem alloc] initWithType:0];
+  item.state = NativeAppItemSwitchOff;
+  NativeAppCell* appCell = [[[item cellClass] alloc] init];
+  [item configureCell:appCell];
+
+  EXPECT_EQ((UIView*)appCell.switchControl, appCell.accessoryView);
+  EXPECT_FALSE(appCell.switchControl.on);
+}
+
+// Tests that the NativeAppItemSwitchOn configures the cell with a switch,
+// turned on.
+TEST(NativeAppItemTest, State_SwitchOn) {
+  NativeAppItem* item = [[NativeAppItem alloc] initWithType:0];
+  item.state = NativeAppItemSwitchOn;
+  NativeAppCell* appCell = [[[item cellClass] alloc] init];
+  [item configureCell:appCell];
+
+  EXPECT_EQ((UIView*)appCell.switchControl, appCell.accessoryView);
+  EXPECT_TRUE(appCell.switchControl.on);
+}
+
+// Tests that the NativeAppItemInstall configures the cell with a button.
+TEST(NativeAppItemTest, State_Install) {
+  NativeAppItem* item = [[NativeAppItem alloc] initWithType:0];
+  item.state = NativeAppItemInstall;
+  NativeAppCell* appCell = [[[item cellClass] alloc] init];
+  [item configureCell:appCell];
+
+  EXPECT_EQ((UIView*)appCell.installButton, appCell.accessoryView);
+}
+
+}  // namespace