Initial download shelf on OS X....

chrome/browser/cocoa/download_shelf_mac_unittest.mm

 // Copyright (c) 2009 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 "chrome/browser/find_bar_controller.h"
+#include "chrome/browser/cocoa/browser_test_helper.h"
 #include "chrome/browser/cocoa/cocoa_test_helper.h"
-#include "chrome/browser/cocoa/find_bar_bridge.h"
+#include "chrome/browser/cocoa/download_shelf_mac.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
+
+// A fake implementation of DownloadShelfController. It implements only the
+// methods that DownloadShelfMac call during the tests in this file. We get this
+// class into the DownloadShelfMac constructor by some questionable casting --
+// Objective C is a dynamic language, so we pretend that's ok.
+
+@interface FakeDownloadShelfController : NSObject {
+ @public
+  int callCountIsVisible;
+  int callCountShow;
+  int callCountHide;
+}
+
+- (BOOL)isVisible;
+- (IBAction)show:(id)sender;
+- (IBAction)hide:(id)sender;
+@end
+
+@implementation FakeDownloadShelfController
+
+- (BOOL)isVisible {
+  ++callCountIsVisible;
+  return YES;
+}
+
+- (IBAction)show:(id)sender {
+  ++callCountShow;
+}
+
+- (IBAction)hide:(id)sender {
+  ++callCountHide;
+}
+
+@end
+
+
 namespace {
 
-class FindBarBridgeTest : public testing::Test {
+class DownloadShelfMacTest : public testing::Test {
+
+  virtual void SetUp() {
+    shelf_controller_.reset([[FakeDownloadShelfController alloc] init]);
+  }
+
  protected:
+  scoped_nsobject<FakeDownloadShelfController> shelf_controller_;
   CocoaTestHelper helper_;
+  BrowserTestHelper browser_helper_;
 };
 
-TEST_F(FindBarBridgeTest, Creation) {
-  // Make sure the FindBarBridge constructor doesn't crash and
-  // properly initializes its FindBarCocoaController.
-  FindBarBridge bridge;
-  EXPECT_TRUE(bridge.find_bar_cocoa_controller() != NULL);
+TEST_F(DownloadShelfMacTest, CreationCallsShow) {
+  // Also make sure the DownloadShelfMacTest constructor doesn't crash.
+  DownloadShelfMac shelf(browser_helper_.browser(),
+      (DownloadShelfController*)shelf_controller_.get());
+  EXPECT_EQ(1, shelf_controller_.get()->callCountShow);
 }
 
-TEST_F(FindBarBridgeTest, Accessors) {
-  // Get/SetFindBarController are virtual methods implemented in
-  // FindBarBridge, so we test them here.
-  FindBarBridge* bridge = new FindBarBridge();
-  FindBarController controller(bridge);  // takes ownership of |bridge|.
-  bridge->SetFindBarController(&controller);
+TEST_F(DownloadShelfMacTest, ForwardsShow) {
+  DownloadShelfMac shelf(browser_helper_.browser(),
+      (DownloadShelfController*)shelf_controller_.get());
+  EXPECT_EQ(1, shelf_controller_.get()->callCountShow);
+  shelf.Show();
+  EXPECT_EQ(2, shelf_controller_.get()->callCountShow);
+}
 
-  EXPECT_EQ(&controller, bridge->GetFindBarController());
+TEST_F(DownloadShelfMacTest, ForwardsHide) {
+  DownloadShelfMac shelf(browser_helper_.browser(),
+      (DownloadShelfController*)shelf_controller_.get());
+  EXPECT_EQ(0, shelf_controller_.get()->callCountHide);
+  shelf.Close();
+  EXPECT_EQ(1, shelf_controller_.get()->callCountHide);
 }
+
+TEST_F(DownloadShelfMacTest, ForwardsIsShowing) {
+  DownloadShelfMac shelf(browser_helper_.browser(),
+      (DownloadShelfController*)shelf_controller_.get());
+  EXPECT_EQ(0, shelf_controller_.get()->callCountIsVisible);
+  shelf.IsShowing();
+  EXPECT_EQ(1, shelf_controller_.get()->callCountIsVisible);
+}
+
 }  // namespace