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// Copyright (c) 2011 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 "ui/aura_shell/launcher/launcher_model.h"
#include "base/stringprintf.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/aura_shell/launcher/launcher_model_observer.h"
namespace aura_shell {
namespace {
// LauncherModelObserver implementation that tracks what message are invoked.
class TestLauncherModelObserver : public LauncherModelObserver {
public:
TestLauncherModelObserver()
: added_count_(0),
removed_count_(0),
images_changed_count_(0) {
}
// Returns a string description of the changes that have occurred since this
// was last invoked. Resets state to initial state.
std::string StateStringAndClear() {
std::string result(
base::StringPrintf("added=%d removed=%d images_changed=%d",
added_count_, removed_count_, images_changed_count_));
added_count_ = removed_count_ = images_changed_count_ = 0;
return result;
}
// LauncherModelObserver overrides:
virtual void LauncherItemAdded(int index) OVERRIDE {
added_count_++;
}
virtual void LauncherItemRemoved(int index) OVERRIDE {
removed_count_++;
}
virtual void LauncherItemImagesChanged(int index) OVERRIDE {
images_changed_count_++;
}
private:
int added_count_;
int removed_count_;
int images_changed_count_;
DISALLOW_COPY_AND_ASSIGN(TestLauncherModelObserver);
};
} // namespace
TEST(LauncherModel, BasicAssertions) {
TestLauncherModelObserver observer;
LauncherModel model;
// Add an item.
model.AddObserver(&observer);
LauncherItem item;
model.Add(0, item);
EXPECT_EQ(1, model.item_count());
EXPECT_EQ("added=1 removed=0 images_changed=0",
observer.StateStringAndClear());
// Change a tabbed image.
model.SetTabbedImages(0, LauncherTabbedImages());
EXPECT_EQ("added=0 removed=0 images_changed=1",
observer.StateStringAndClear());
// Remove the item.
model.RemoveItemAt(0);
EXPECT_EQ(0, model.item_count());
EXPECT_EQ("added=0 removed=1 images_changed=0",
observer.StateStringAndClear());
// Add an app item.
item.type = TYPE_APP;
model.Add(0, item);
observer.StateStringAndClear();
// Change an app image.
model.SetAppImage(0, SkBitmap());
EXPECT_EQ("added=0 removed=0 images_changed=1",
observer.StateStringAndClear());
}
} // namespace aura_shell
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