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// Copyright 2014 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/net/safe_search_util.h"
#include "base/message_loop/message_loop.h"
#include "base/strings/string_piece.h"
#include "chrome/common/url_constants.h"
#include "net/http/http_request_headers.h"
#include "net/url_request/url_request_test_util.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "url/gurl.h"
class SafeSearchUtilTest : public ::testing::Test {
protected:
SafeSearchUtilTest() {}
~SafeSearchUtilTest() override {}
scoped_ptr<net::URLRequest> CreateRequest(const std::string& url) {
return context_.CreateRequest(GURL(url), net::DEFAULT_PRIORITY, NULL);
}
scoped_ptr<net::URLRequest> CreateYoutubeRequest() {
return CreateRequest("http://www.youtube.com");
}
scoped_ptr<net::URLRequest> CreateNonYoutubeRequest() {
return CreateRequest("http://www.notyoutube.com");
}
// Does a request using the |url_string| URL and verifies that the expected
// string is equal to the query part (between ? and #) of the final url of
// that request.
void CheckAddedParameters(const std::string& url_string,
const std::string& expected_query_parameters) {
// Show the URL in the trace so we know where we failed.
SCOPED_TRACE(url_string);
scoped_ptr<net::URLRequest> request(CreateRequest(url_string));
GURL result(url_string);
safe_search_util::ForceGoogleSafeSearch(request.get(), &result);
EXPECT_EQ(expected_query_parameters, result.query());
}
base::MessageLoop message_loop_;
net::TestURLRequestContext context_;
};
TEST_F(SafeSearchUtilTest, AddGoogleSafeSearchParams) {
const std::string kSafeParameter = chrome::kSafeSearchSafeParameter;
const std::string kSsuiParameter = chrome::kSafeSearchSsuiParameter;
const std::string kBothParameters = kSafeParameter + "&" + kSsuiParameter;
// Test the home page.
CheckAddedParameters("http://google.com/", kBothParameters);
// Test the search home page.
CheckAddedParameters("http://google.com/webhp",
kBothParameters);
// Test different valid search pages with parameters.
CheckAddedParameters("http://google.com/search?q=google",
"q=google&" + kBothParameters);
CheckAddedParameters("http://google.com/?q=google",
"q=google&" + kBothParameters);
CheckAddedParameters("http://google.com/webhp?q=google",
"q=google&" + kBothParameters);
// Test the valid pages with safe set to off.
CheckAddedParameters("http://google.com/search?q=google&safe=off",
"q=google&" + kBothParameters);
CheckAddedParameters("http://google.com/?q=google&safe=off",
"q=google&" + kBothParameters);
CheckAddedParameters("http://google.com/webhp?q=google&safe=off",
"q=google&" + kBothParameters);
CheckAddedParameters("http://google.com/webhp?q=google&%73afe=off",
"q=google&%73afe=off&" + kBothParameters);
// Test the home page, different TLDs.
CheckAddedParameters("http://google.de/", kBothParameters);
CheckAddedParameters("http://google.ro/", kBothParameters);
CheckAddedParameters("http://google.nl/", kBothParameters);
// Test the search home page, different TLD.
CheckAddedParameters("http://google.de/webhp", kBothParameters);
// Test the search page with parameters, different TLD.
CheckAddedParameters("http://google.de/search?q=google",
"q=google&" + kBothParameters);
// Test the home page with parameters, different TLD.
CheckAddedParameters("http://google.de/?q=google",
"q=google&" + kBothParameters);
// Test the search page with the parameters set.
CheckAddedParameters("http://google.de/?q=google&" + kBothParameters,
"q=google&" + kBothParameters);
// Test some possibly tricky combinations.
CheckAddedParameters("http://google.com/?q=goog&" + kSafeParameter +
"&ssui=one",
"q=goog&" + kBothParameters);
CheckAddedParameters("http://google.de/?q=goog&unsafe=active&" +
kSsuiParameter,
"q=goog&unsafe=active&" + kBothParameters);
CheckAddedParameters("http://google.de/?q=goog&safe=off&ssui=off",
"q=goog&" + kBothParameters);
// Test various combinations where we should not add anything.
CheckAddedParameters("http://google.com/?q=goog&" + kSsuiParameter + "&" +
kSafeParameter,
"q=goog&" + kBothParameters);
CheckAddedParameters("http://google.com/?" + kSsuiParameter + "&q=goog&" +
kSafeParameter,
"q=goog&" + kBothParameters);
CheckAddedParameters("http://google.com/?" + kSsuiParameter + "&" +
kSafeParameter + "&q=goog",
"q=goog&" + kBothParameters);
// Test that another website is not affected, without parameters.
CheckAddedParameters("http://google.com/finance", std::string());
// Test that another website is not affected, with parameters.
CheckAddedParameters("http://google.com/finance?q=goog", "q=goog");
// Test with percent-encoded data (%26 is &)
CheckAddedParameters("http://google.com/?q=%26%26%26&" + kSsuiParameter +
"&" + kSafeParameter + "¶m=%26%26%26",
"q=%26%26%26¶m=%26%26%26&" + kBothParameters);
}
TEST_F(SafeSearchUtilTest, SetYoutubeHeader) {
scoped_ptr<net::URLRequest> request = CreateYoutubeRequest();
net::HttpRequestHeaders headers;
safe_search_util::ForceYouTubeSafetyMode(request.get(), &headers);
std::string value;
EXPECT_TRUE(headers.GetHeader("Youtube-Safety-Mode", &value));
EXPECT_EQ("Active", value);
}
TEST_F(SafeSearchUtilTest, OverrideYoutubeHeader) {
scoped_ptr<net::URLRequest> request = CreateYoutubeRequest();
net::HttpRequestHeaders headers;
headers.SetHeader("Youtube-Safety-Mode", "Off");
safe_search_util::ForceYouTubeSafetyMode(request.get(), &headers);
std::string value;
EXPECT_TRUE(headers.GetHeader("Youtube-Safety-Mode", &value));
EXPECT_EQ("Active", value);
}
TEST_F(SafeSearchUtilTest, DoesntTouchNonYoutubeURL) {
scoped_ptr<net::URLRequest> request = CreateNonYoutubeRequest();
net::HttpRequestHeaders headers;
headers.SetHeader("Youtube-Safety-Mode", "Off");
safe_search_util::ForceYouTubeSafetyMode(request.get(), &headers);
std::string value;
EXPECT_TRUE(headers.GetHeader("Youtube-Safety-Mode", &value));
EXPECT_EQ("Off", value);
}
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