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// 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.
#ifndef NET_PROXY_MOCK_PROXY_RESOLVER_H_
#define NET_PROXY_MOCK_PROXY_RESOLVER_H_
#include <vector>
#include "base/logging.h"
#include "base/message_loop.h"
#include "googleurl/src/gurl.h"
#include "net/base/net_errors.h"
#include "net/proxy/proxy_resolver.h"
namespace net {
// Asynchronous mock proxy resolver. All requests complete asynchronously,
// user must call Request::CompleteNow() on a pending request to signal it.
class MockAsyncProxyResolverBase : public ProxyResolver {
public:
class Request : public base::RefCounted<Request> {
public:
Request(MockAsyncProxyResolverBase* resolver,
const GURL& url,
ProxyInfo* results,
CompletionCallback* callback)
: resolver_(resolver),
url_(url),
results_(results),
callback_(callback),
origin_loop_(MessageLoop::current()) {
}
const GURL& url() const { return url_; }
ProxyInfo* results() const { return results_; }
CompletionCallback* callback() const { return callback_; }
void CompleteNow(int rv) {
CompletionCallback* callback = callback_;
// May delete |this|.
resolver_->RemovePendingRequest(this);
callback->Run(rv);
}
private:
friend class base::RefCounted<Request>;
~Request() {}
MockAsyncProxyResolverBase* resolver_;
const GURL url_;
ProxyInfo* results_;
CompletionCallback* callback_;
MessageLoop* origin_loop_;
};
class SetPacScriptRequest {
public:
SetPacScriptRequest(MockAsyncProxyResolverBase* resolver,
const GURL& pac_url,
const std::string& pac_bytes,
CompletionCallback* callback)
: resolver_(resolver),
pac_url_(pac_url),
pac_bytes_(pac_bytes),
callback_(callback),
origin_loop_(MessageLoop::current()) {
}
const GURL& pac_url() const { return pac_url_; }
const std::string& pac_bytes() const { return pac_bytes_; }
void CompleteNow(int rv) {
CompletionCallback* callback = callback_;
// Will delete |this|.
resolver_->RemovePendingSetPacScriptRequest(this);
callback->Run(rv);
}
private:
MockAsyncProxyResolverBase* resolver_;
const GURL pac_url_;
const std::string pac_bytes_;
CompletionCallback* callback_;
MessageLoop* origin_loop_;
};
typedef std::vector<scoped_refptr<Request> > RequestsList;
// ProxyResolver implementation:
virtual int GetProxyForURL(const GURL& url,
ProxyInfo* results,
CompletionCallback* callback,
RequestHandle* request_handle,
LoadLog* /*load_log*/) {
scoped_refptr<Request> request = new Request(this, url, results, callback);
pending_requests_.push_back(request);
if (request_handle)
*request_handle = reinterpret_cast<RequestHandle>(request.get());
// Test code completes the request by calling request->CompleteNow().
return ERR_IO_PENDING;
}
virtual void CancelRequest(RequestHandle request_handle) {
scoped_refptr<Request> request = reinterpret_cast<Request*>(request_handle);
cancelled_requests_.push_back(request);
RemovePendingRequest(request);
}
virtual int SetPacScript(const GURL& pac_url,
const std::string& pac_bytes,
CompletionCallback* callback) {
DCHECK(!pending_set_pac_script_request_.get());
pending_set_pac_script_request_.reset(
new SetPacScriptRequest(this, pac_url, pac_bytes, callback));
// Finished when user calls SetPacScriptRequest::CompleteNow().
return ERR_IO_PENDING;
}
const RequestsList& pending_requests() const {
return pending_requests_;
}
const RequestsList& cancelled_requests() const {
return cancelled_requests_;
}
SetPacScriptRequest* pending_set_pac_script_request() const {
return pending_set_pac_script_request_.get();
}
void RemovePendingRequest(Request* request) {
RequestsList::iterator it = std::find(
pending_requests_.begin(), pending_requests_.end(), request);
DCHECK(it != pending_requests_.end());
pending_requests_.erase(it);
}
void RemovePendingSetPacScriptRequest(SetPacScriptRequest* request) {
DCHECK_EQ(request, pending_set_pac_script_request());
pending_set_pac_script_request_.reset();
}
protected:
explicit MockAsyncProxyResolverBase(bool expects_pac_bytes)
: ProxyResolver(expects_pac_bytes) {}
private:
RequestsList pending_requests_;
RequestsList cancelled_requests_;
scoped_ptr<SetPacScriptRequest> pending_set_pac_script_request_;
};
class MockAsyncProxyResolver : public MockAsyncProxyResolverBase {
public:
MockAsyncProxyResolver()
: MockAsyncProxyResolverBase(false /*expects_pac_bytes*/) {}
};
class MockAsyncProxyResolverExpectsBytes : public MockAsyncProxyResolverBase {
public:
MockAsyncProxyResolverExpectsBytes()
: MockAsyncProxyResolverBase(true /*expects_pac_bytes*/) {}
};
} // namespace net
#endif // NET_PROXY_MOCK_PROXY_RESOLVER_H_
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