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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 "net/proxy/mock_proxy_resolver.h"
#include "base/logging.h"
#include "base/message_loop/message_loop.h"
namespace net {
MockAsyncProxyResolver::Request::Request(MockAsyncProxyResolver* resolver,
const GURL& url,
ProxyInfo* results,
const CompletionCallback& callback)
: resolver_(resolver),
url_(url),
results_(results),
callback_(callback),
origin_loop_(base::MessageLoop::current()) {
}
void MockAsyncProxyResolver::Request::CompleteNow(int rv) {
CompletionCallback callback = callback_;
// May delete |this|.
resolver_->RemovePendingRequest(this);
callback.Run(rv);
}
MockAsyncProxyResolver::Request::~Request() {}
MockAsyncProxyResolver::~MockAsyncProxyResolver() {}
int MockAsyncProxyResolver::GetProxyForURL(const GURL& url,
ProxyInfo* results,
const CompletionCallback& callback,
RequestHandle* request_handle,
const BoundNetLog& /*net_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;
}
void MockAsyncProxyResolver::CancelRequest(RequestHandle request_handle) {
scoped_refptr<Request> request = reinterpret_cast<Request*>(request_handle);
cancelled_requests_.push_back(request);
RemovePendingRequest(request.get());
}
LoadState MockAsyncProxyResolver::GetLoadState(
RequestHandle request_handle) const {
return LOAD_STATE_RESOLVING_PROXY_FOR_URL;
}
void MockAsyncProxyResolver::RemovePendingRequest(Request* request) {
RequestsList::iterator it = std::find(
pending_requests_.begin(), pending_requests_.end(), request);
DCHECK(it != pending_requests_.end());
pending_requests_.erase(it);
}
MockAsyncProxyResolver::MockAsyncProxyResolver() {
}
MockAsyncProxyResolverFactory::Request::Request(
MockAsyncProxyResolverFactory* factory,
const scoped_refptr<ProxyResolverScriptData>& script_data,
scoped_ptr<ProxyResolver>* resolver,
const CompletionCallback& callback)
: factory_(factory),
script_data_(script_data),
resolver_(resolver),
callback_(callback) {
}
MockAsyncProxyResolverFactory::Request::~Request() {
}
void MockAsyncProxyResolverFactory::Request::CompleteNow(
int rv,
scoped_ptr<ProxyResolver> resolver) {
*resolver_ = resolver.Pass();
// RemovePendingRequest may remove the last external reference to |this|.
scoped_refptr<MockAsyncProxyResolverFactory::Request> keep_alive(this);
factory_->RemovePendingRequest(this);
factory_ = nullptr;
callback_.Run(rv);
}
void MockAsyncProxyResolverFactory::Request::CompleteNowWithForwarder(
int rv,
ProxyResolver* resolver) {
DCHECK(resolver);
CompleteNow(rv, make_scoped_ptr(new ForwardingProxyResolver(resolver)));
}
void MockAsyncProxyResolverFactory::Request::FactoryDestroyed() {
factory_ = nullptr;
}
class MockAsyncProxyResolverFactory::Job
: public ProxyResolverFactory::Request {
public:
explicit Job(
const scoped_refptr<MockAsyncProxyResolverFactory::Request>& request)
: request_(request) {}
~Job() override {
if (request_->factory_) {
request_->factory_->cancelled_requests_.push_back(request_);
request_->factory_->RemovePendingRequest(request_.get());
}
}
private:
scoped_refptr<MockAsyncProxyResolverFactory::Request> request_;
};
MockAsyncProxyResolverFactory::MockAsyncProxyResolverFactory(
bool resolvers_expect_pac_bytes)
: ProxyResolverFactory(resolvers_expect_pac_bytes) {
}
int MockAsyncProxyResolverFactory::CreateProxyResolver(
const scoped_refptr<ProxyResolverScriptData>& pac_script,
scoped_ptr<ProxyResolver>* resolver,
const net::CompletionCallback& callback,
scoped_ptr<ProxyResolverFactory::Request>* request_handle) {
scoped_refptr<Request> request =
new Request(this, pac_script, resolver, callback);
pending_requests_.push_back(request);
request_handle->reset(new Job(request));
// Test code completes the request by calling request->CompleteNow().
return ERR_IO_PENDING;
}
void MockAsyncProxyResolverFactory::RemovePendingRequest(Request* request) {
RequestsList::iterator it =
std::find(pending_requests_.begin(), pending_requests_.end(), request);
DCHECK(it != pending_requests_.end());
pending_requests_.erase(it);
}
MockAsyncProxyResolverFactory::~MockAsyncProxyResolverFactory() {
for (auto& request : pending_requests_) {
request->FactoryDestroyed();
}
}
ForwardingProxyResolver::ForwardingProxyResolver(ProxyResolver* impl)
: impl_(impl) {
}
int ForwardingProxyResolver::GetProxyForURL(const GURL& query_url,
ProxyInfo* results,
const CompletionCallback& callback,
RequestHandle* request,
const BoundNetLog& net_log) {
return impl_->GetProxyForURL(query_url, results, callback, request, net_log);
}
void ForwardingProxyResolver::CancelRequest(RequestHandle request) {
impl_->CancelRequest(request);
}
LoadState ForwardingProxyResolver::GetLoadState(RequestHandle request) const {
return impl_->GetLoadState(request);
}
} // namespace net
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