Upstream Chrome on iOS source code [8/11].

ios/chrome/browser/ui/side_swipe/side_swipe_controller_unittest.mm

+// Copyright 2015 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.
+
+#include "base/mac/scoped_nsobject.h"
+#include "ios/chrome/browser/browser_state/test_chrome_browser_state.h"
+#import "ios/chrome/browser/ui/side_swipe/side_swipe_controller.h"
+#include "ios/web/public/test/test_web_thread_bundle.h"
+#include "testing/platform_test.h"
+#import "third_party/ocmock/OCMock/OCMock.h"
+#import "third_party/ocmock/gtest_support.h"
+#include "third_party/ocmock/ocmock_extensions.h"
+
+namespace {
+
+class SideSwipeControllerTest : public PlatformTest {
+ public:
+  void SetUp() override {
+    // Create a mock for the TabModel that owns the object under test.
+    tab_model_.reset([[OCMockObject niceMockForClass:[TabModel class]] retain]);
+
+    TestChromeBrowserState::Builder builder;
+    browser_state_ = builder.Build();
+    // Create the object to test.
+    side_swipe_controller_.reset([[SideSwipeController alloc]
+        initWithTabModel:tab_model_
+            browserState:browser_state_.get()]);
+
+    view_.reset([[UIView alloc] initWithFrame:CGRectMake(0, 0, 320, 240)]);
+
+    [side_swipe_controller_ addHorizontalGesturesToView:view_];
+  };
+
+  web::TestWebThreadBundle thread_bundle_;
+  std::unique_ptr<TestChromeBrowserState> browser_state_;
+  base::scoped_nsobject<UIView> view_;
+  base::scoped_nsobject<TabModel> tab_model_;
+  base::scoped_nsobject<SideSwipeController> side_swipe_controller_;
+};
+
+TEST_F(SideSwipeControllerTest, TestConstructor) {
+  EXPECT_TRUE(side_swipe_controller_.get());
+}
+
+TEST_F(SideSwipeControllerTest, TestSwipeRecognizers) {
+  NSSet* recognizers = [side_swipe_controller_ swipeRecognizers];
+  BOOL hasRecognizer = NO;
+  for (UISwipeGestureRecognizer* swipeRecognizer in recognizers) {
+    hasRecognizer = YES;
+    EXPECT_TRUE(swipeRecognizer);
+  }
+  EXPECT_TRUE(hasRecognizer);
+}
+
+}  // anonymous namespace