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// Copyright 2013 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/extensions/extension_notification_observer.h"
#include <vector>
#include "base/logging.h"
#include "base/strings/stringprintf.h"
#include "extensions/common/extension.h"
namespace extensions {
namespace {
std::string Str(const std::vector<extensions::NotificationType>& types) {
std::string str = "[";
bool needs_comma = false;
for (std::vector<extensions::NotificationType>::const_iterator it =
types.begin();
it != types.end();
++it) {
if (needs_comma)
str += ",";
needs_comma = true;
str += base::StringPrintf("%d", *it);
}
str += "]";
return str;
}
} // namespace
ExtensionNotificationObserver::ExtensionNotificationObserver(
content::NotificationSource source,
const std::set<std::string>& extension_ids)
: extension_ids_(extension_ids) {
registrar_.Add(
this, extensions::NOTIFICATION_EXTENSION_LOADED_DEPRECATED, source);
registrar_.Add(
this,
extensions::NOTIFICATION_EXTENSION_WILL_BE_INSTALLED_DEPRECATED,
source);
registrar_.Add(
this, extensions::NOTIFICATION_EXTENSION_UNLOADED_DEPRECATED, source);
}
ExtensionNotificationObserver::~ExtensionNotificationObserver() {}
testing::AssertionResult ExtensionNotificationObserver::CheckNotifications() {
return CheckNotifications(std::vector<extensions::NotificationType>());
}
testing::AssertionResult ExtensionNotificationObserver::CheckNotifications(
extensions::NotificationType type) {
return CheckNotifications(std::vector<extensions::NotificationType>(1, type));
}
testing::AssertionResult ExtensionNotificationObserver::CheckNotifications(
extensions::NotificationType t1,
extensions::NotificationType t2) {
std::vector<extensions::NotificationType> types;
types.push_back(t1);
types.push_back(t2);
return CheckNotifications(types);
}
testing::AssertionResult ExtensionNotificationObserver::CheckNotifications(
extensions::NotificationType t1,
extensions::NotificationType t2,
extensions::NotificationType t3) {
std::vector<extensions::NotificationType> types;
types.push_back(t1);
types.push_back(t2);
types.push_back(t3);
return CheckNotifications(types);
}
testing::AssertionResult ExtensionNotificationObserver::CheckNotifications(
extensions::NotificationType t1,
extensions::NotificationType t2,
extensions::NotificationType t3,
extensions::NotificationType t4,
extensions::NotificationType t5,
extensions::NotificationType t6) {
std::vector<extensions::NotificationType> types;
types.push_back(t1);
types.push_back(t2);
types.push_back(t3);
types.push_back(t4);
types.push_back(t5);
types.push_back(t6);
return CheckNotifications(types);
}
// content::NotificationObserver implementation.
void ExtensionNotificationObserver::Observe(
int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) {
switch (type) {
case extensions::NOTIFICATION_EXTENSION_WILL_BE_INSTALLED_DEPRECATED: {
const Extension* extension =
content::Details<const InstalledExtensionInfo>(details)->extension;
if (extension_ids_.count(extension->id()))
notifications_.push_back(
static_cast<extensions::NotificationType>(type));
break;
}
case extensions::NOTIFICATION_EXTENSION_LOADED_DEPRECATED: {
const Extension* extension =
content::Details<const Extension>(details).ptr();
if (extension_ids_.count(extension->id()))
notifications_.push_back(
static_cast<extensions::NotificationType>(type));
break;
}
case extensions::NOTIFICATION_EXTENSION_UNLOADED_DEPRECATED: {
UnloadedExtensionInfo* reason =
content::Details<UnloadedExtensionInfo>(details).ptr();
if (extension_ids_.count(reason->extension->id())) {
notifications_.push_back(
static_cast<extensions::NotificationType>(type));
// The only way that extensions are unloaded in these tests is
// by blacklisting.
EXPECT_EQ(UnloadedExtensionInfo::REASON_BLACKLIST,
reason->reason);
}
break;
}
default:
NOTREACHED();
break;
}
}
testing::AssertionResult ExtensionNotificationObserver::CheckNotifications(
const std::vector<extensions::NotificationType>& types) {
testing::AssertionResult result = (notifications_ == types) ?
testing::AssertionSuccess() :
testing::AssertionFailure() << "Expected " << Str(types) << ", " <<
"Got " << Str(notifications_);
notifications_.clear();
return result;
}
} // namespace extensions
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