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// Copyright (c) 2010 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/scoped_ptr.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "webkit/appcache/appcache.h"
#include "webkit/appcache/appcache_group.h"
#include "webkit/appcache/appcache_host.h"
#include "webkit/appcache/mock_appcache_service.h"
namespace appcache {
class AppCacheHostTest : public testing::Test {
public:
AppCacheHostTest() {
get_status_callback_.reset(
NewCallback(this, &AppCacheHostTest::GetStatusCallback));
start_update_callback_.reset(
NewCallback(this, &AppCacheHostTest::StartUpdateCallback));
swap_cache_callback_.reset(
NewCallback(this, &AppCacheHostTest::SwapCacheCallback));
}
class MockFrontend : public AppCacheFrontend {
public:
MockFrontend()
: last_host_id_(-222), last_cache_id_(-222),
last_status_(appcache::OBSOLETE),
last_status_changed_(appcache::OBSOLETE),
last_event_id_(appcache::OBSOLETE_EVENT) {
}
virtual void OnCacheSelected(int host_id, int64 cache_id ,
appcache::Status status) {
last_host_id_ = host_id;
last_cache_id_ = cache_id;
last_status_ = status;
}
virtual void OnStatusChanged(const std::vector<int>& host_ids,
appcache::Status status) {
last_status_changed_ = status;
}
virtual void OnEventRaised(const std::vector<int>& host_ids,
appcache::EventID event_id) {
last_event_id_ = event_id;
}
int last_host_id_;
int64 last_cache_id_;
appcache::Status last_status_;
appcache::Status last_status_changed_;
appcache::EventID last_event_id_;
};
void GetStatusCallback(Status status, void* param) {
last_status_result_ = status;
last_callback_param_ = param;
}
void StartUpdateCallback(bool result, void* param) {
last_start_result_ = result;
last_callback_param_ = param;
}
void SwapCacheCallback(bool result, void* param) {
last_swap_result_ = result;
last_callback_param_ = param;
}
// Mock classes for the 'host' to work with
MockAppCacheService service_;
MockFrontend mock_frontend_;
// Mock callbacks we expect to receive from the 'host'
scoped_ptr<appcache::GetStatusCallback> get_status_callback_;
scoped_ptr<appcache::StartUpdateCallback> start_update_callback_;
scoped_ptr<appcache::SwapCacheCallback> swap_cache_callback_;
Status last_status_result_;
bool last_swap_result_;
bool last_start_result_;
void* last_callback_param_;
};
TEST_F(AppCacheHostTest, Basic) {
// Construct a host and test what state it appears to be in.
AppCacheHost host(1, &mock_frontend_, &service_);
EXPECT_EQ(1, host.host_id());
EXPECT_EQ(&service_, host.service());
EXPECT_EQ(&mock_frontend_, host.frontend());
EXPECT_EQ(NULL, host.associated_cache());
EXPECT_FALSE(host.is_selection_pending());
// See that the callbacks are delivered immediately
// and respond as if there is no cache selected.
last_status_result_ = OBSOLETE;
host.GetStatusWithCallback(get_status_callback_.get(),
reinterpret_cast<void*>(1));
EXPECT_EQ(UNCACHED, last_status_result_);
EXPECT_EQ(reinterpret_cast<void*>(1), last_callback_param_);
last_start_result_ = true;
host.StartUpdateWithCallback(start_update_callback_.get(),
reinterpret_cast<void*>(2));
EXPECT_FALSE(last_start_result_);
EXPECT_EQ(reinterpret_cast<void*>(2), last_callback_param_);
last_swap_result_ = true;
host.SwapCacheWithCallback(swap_cache_callback_.get(),
reinterpret_cast<void*>(3));
EXPECT_FALSE(last_swap_result_);
EXPECT_EQ(reinterpret_cast<void*>(3), last_callback_param_);
}
TEST_F(AppCacheHostTest, SelectNoCache) {
// Reset our mock frontend
mock_frontend_.last_cache_id_ = -333;
mock_frontend_.last_host_id_ = -333;
mock_frontend_.last_status_ = OBSOLETE;
AppCacheHost host(1, &mock_frontend_, &service_);
host.SelectCache(GURL("http://whatever/"), kNoCacheId, GURL());
// We should have received an OnCacheSelected msg
EXPECT_EQ(1, mock_frontend_.last_host_id_);
EXPECT_EQ(kNoCacheId, mock_frontend_.last_cache_id_);
EXPECT_EQ(UNCACHED, mock_frontend_.last_status_);
// Otherwise, see that it respond as if there is no cache selected.
EXPECT_EQ(1, host.host_id());
EXPECT_EQ(&service_, host.service());
EXPECT_EQ(&mock_frontend_, host.frontend());
EXPECT_EQ(NULL, host.associated_cache());
EXPECT_FALSE(host.is_selection_pending());
}
TEST_F(AppCacheHostTest, ForeignEntry) {
// Reset our mock frontend
mock_frontend_.last_cache_id_ = -333;
mock_frontend_.last_host_id_ = -333;
mock_frontend_.last_status_ = OBSOLETE;
AppCacheHost host(1, &mock_frontend_, &service_);
host.MarkAsForeignEntry(GURL("http://whatever/"), 22);
// We should have received an OnCacheSelected msg for kNoCacheId.
EXPECT_EQ(1, mock_frontend_.last_host_id_);
EXPECT_EQ(kNoCacheId, mock_frontend_.last_cache_id_);
EXPECT_EQ(UNCACHED, mock_frontend_.last_status_);
// See that it respond as if there is no cache selected.
EXPECT_EQ(1, host.host_id());
EXPECT_EQ(&service_, host.service());
EXPECT_EQ(&mock_frontend_, host.frontend());
EXPECT_EQ(NULL, host.associated_cache());
EXPECT_FALSE(host.is_selection_pending());
}
TEST_F(AppCacheHostTest, FailedCacheLoad) {
// Reset our mock frontend
mock_frontend_.last_cache_id_ = -333;
mock_frontend_.last_host_id_ = -333;
mock_frontend_.last_status_ = OBSOLETE;
AppCacheHost host(1, &mock_frontend_, &service_);
EXPECT_FALSE(host.is_selection_pending());
const int kMockCacheId = 333;
// Put it in a state where we're waiting on a cache
// load prior to finishing cache selection.
host.pending_selected_cache_id_ = kMockCacheId;
EXPECT_TRUE(host.is_selection_pending());
// The callback should not occur until we finish cache selection.
last_status_result_ = OBSOLETE;
last_callback_param_ = reinterpret_cast<void*>(-1);
host.GetStatusWithCallback(get_status_callback_.get(),
reinterpret_cast<void*>(1));
EXPECT_EQ(OBSOLETE, last_status_result_);
EXPECT_EQ(reinterpret_cast<void*>(-1), last_callback_param_);
// Satisfy the load with NULL, a failure.
host.OnCacheLoaded(NULL, kMockCacheId);
// Cache selection should have finished
EXPECT_FALSE(host.is_selection_pending());
EXPECT_EQ(1, mock_frontend_.last_host_id_);
EXPECT_EQ(kNoCacheId, mock_frontend_.last_cache_id_);
EXPECT_EQ(UNCACHED, mock_frontend_.last_status_);
// Callback should have fired upon completing the cache load too.
EXPECT_EQ(UNCACHED, last_status_result_);
EXPECT_EQ(reinterpret_cast<void*>(1), last_callback_param_);
}
TEST_F(AppCacheHostTest, FailedGroupLoad) {
AppCacheHost host(1, &mock_frontend_, &service_);
const GURL kMockManifestUrl("http://foo.bar/baz");
// Put it in a state where we're waiting on a cache
// load prior to finishing cache selection.
host.pending_selected_manifest_url_ = kMockManifestUrl;
EXPECT_TRUE(host.is_selection_pending());
// The callback should not occur until we finish cache selection.
last_status_result_ = OBSOLETE;
last_callback_param_ = reinterpret_cast<void*>(-1);
host.GetStatusWithCallback(get_status_callback_.get(),
reinterpret_cast<void*>(1));
EXPECT_EQ(OBSOLETE, last_status_result_);
EXPECT_EQ(reinterpret_cast<void*>(-1), last_callback_param_);
// Satisfy the load will NULL, a failure.
host.OnGroupLoaded(NULL, kMockManifestUrl);
// Cache selection should have finished
EXPECT_FALSE(host.is_selection_pending());
EXPECT_EQ(1, mock_frontend_.last_host_id_);
EXPECT_EQ(kNoCacheId, mock_frontend_.last_cache_id_);
EXPECT_EQ(UNCACHED, mock_frontend_.last_status_);
// Callback should have fired upon completing the group load.
EXPECT_EQ(UNCACHED, last_status_result_);
EXPECT_EQ(reinterpret_cast<void*>(1), last_callback_param_);
}
TEST_F(AppCacheHostTest, SetSwappableCache) {
AppCacheHost host(1, &mock_frontend_, &service_);
host.SetSwappableCache(NULL);
EXPECT_FALSE(host.swappable_cache_.get());
scoped_refptr<AppCacheGroup> group1 =
new AppCacheGroup(&service_, GURL(), service_.storage()->NewGroupId());
host.SetSwappableCache(group1);
EXPECT_FALSE(host.swappable_cache_.get());
AppCache* cache1 = new AppCache(&service_, 111);
cache1->set_complete(true);
group1->AddCache(cache1);
host.SetSwappableCache(group1);
EXPECT_EQ(cache1, host.swappable_cache_.get());
mock_frontend_.last_host_id_ = -222; // to verify we received OnCacheSelected
host.AssociateCache(cache1);
EXPECT_FALSE(host.swappable_cache_.get()); // was same as associated cache
EXPECT_EQ(appcache::IDLE, host.GetStatus());
// verify OnCacheSelected was called
EXPECT_EQ(host.host_id(), mock_frontend_.last_host_id_);
EXPECT_EQ(cache1->cache_id(), mock_frontend_.last_cache_id_);
EXPECT_EQ(appcache::IDLE, mock_frontend_.last_status_);
AppCache* cache2 = new AppCache(&service_, 222);
cache2->set_complete(true);
group1->AddCache(cache2);
EXPECT_EQ(cache2, host.swappable_cache_.get()); // updated to newest
scoped_refptr<AppCacheGroup> group2 =
new AppCacheGroup(&service_, GURL("http://foo.com"),
service_.storage()->NewGroupId());
AppCache* cache3 = new AppCache(&service_, 333);
cache3->set_complete(true);
group2->AddCache(cache3);
AppCache* cache4 = new AppCache(&service_, 444);
cache4->set_complete(true);
group2->AddCache(cache4);
EXPECT_EQ(cache2, host.swappable_cache_.get()); // unchanged
host.AssociateCache(cache3);
EXPECT_EQ(cache4, host.swappable_cache_.get()); // newest cache in group2
EXPECT_FALSE(group1->HasCache()); // both caches in group1 have refcount 0
host.AssociateCache(NULL);
EXPECT_FALSE(host.swappable_cache_.get());
EXPECT_FALSE(group2->HasCache()); // both caches in group2 have refcount 0
// Host adds reference to newest cache when an update is complete.
AppCache* cache5 = new AppCache(&service_, 555);
cache5->set_complete(true);
group2->AddCache(cache5);
host.group_being_updated_ = group2;
host.OnUpdateComplete(group2);
EXPECT_FALSE(host.group_being_updated_);
EXPECT_EQ(cache5, host.swappable_cache_.get());
group2->RemoveCache(cache5);
EXPECT_FALSE(group2->HasCache());
host.group_being_updated_ = group2;
host.OnUpdateComplete(group2);
EXPECT_FALSE(host.group_being_updated_);
EXPECT_FALSE(host.swappable_cache_.get()); // group2 had no newest cache
}
} // namespace appcache
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