qt-everywhere-src-5.15.1/qtnetworkauth/tests/auto/oauth2/tst_oauth2.cpp

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** This file is part of the test suite of the Qt Toolkit.
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#include <QtTest>

#include <QtNetworkAuth/qabstractoauthreplyhandler.h>
#include <QtNetworkAuth/qoauth2authorizationcodeflow.h>

#include "webserver.h"

class tst_OAuth2 : public QObject
{
    Q_OBJECT

private Q_SLOTS:
    void getToken();
    void refreshToken();
    void getAndRefreshToken();
    void prepareRequest();
};

struct ReplyHandler : QAbstractOAuthReplyHandler
{
    QString callback() const override
    {
        return QLatin1String("test");
    }

    void networkReplyFinished(QNetworkReply *reply) override
    {
        QVariantMap data;
        const auto items = QUrlQuery(reply->readAll()).queryItems();
        for (const auto &pair : items)
            data.insert(pair.first, pair.second);
        Q_EMIT tokensReceived(data);
    }

    void emitCallbackReceived(const QVariantMap &data)
    {
        Q_EMIT callbackReceived(data);
    }
};

void tst_OAuth2::getToken()
{
    WebServer webServer([](const WebServer::HttpRequest &request, QTcpSocket *socket) {
        if (request.url.path() == QLatin1String("/accessToken")) {
            const QString text = "access_token=token&token_type=bearer";
            const QByteArray replyMessage {
                "HTTP/1.0 200 OK\r\n"
                "Content-Type: application/x-www-form-urlencoded; charset=\"utf-8\"\r\n"
                "Content-Length: " + QByteArray::number(text.size()) + "\r\n\r\n"
                + text.toUtf8()
            };
            socket->write(replyMessage);
        }
    });
    QOAuth2AuthorizationCodeFlow oauth2;
    oauth2.setAuthorizationUrl(webServer.url(QLatin1String("authorization")));
    oauth2.setAccessTokenUrl(webServer.url(QLatin1String("accessToken")));
    ReplyHandler replyHandler;
    oauth2.setReplyHandler(&replyHandler);
    connect(&oauth2, &QOAuth2AuthorizationCodeFlow::authorizeWithBrowser, [&](const QUrl &url) {
        const QUrlQuery query(url.query());
        replyHandler.emitCallbackReceived(QVariantMap {
                                               { QLatin1String("code"), QLatin1String("test") },
                                               { QLatin1String("state"),
                                                 query.queryItemValue(QLatin1String("state")) }
                                           });
    });
    QSignalSpy grantedSpy(&oauth2, &QOAuth2AuthorizationCodeFlow::granted);
    oauth2.grant();
    QTRY_COMPARE(grantedSpy.count(), 1);
    QCOMPARE(oauth2.token(), QLatin1String("token"));
}

void tst_OAuth2::refreshToken()
{
    WebServer webServer([](const WebServer::HttpRequest &request, QTcpSocket *socket) {
        if (request.url.path() == QLatin1String("/accessToken")) {
            const QString text = "access_token=token&token_type=bearer";
            const QByteArray replyMessage {
                "HTTP/1.0 200 OK\r\n"
                "Content-Type: application/x-www-form-urlencoded; charset=\"utf-8\"\r\n"
                "Content-Length: " + QByteArray::number(text.size()) + "\r\n\r\n"
                + text.toUtf8()
            };
            socket->write(replyMessage);
        }
    });
    QOAuth2AuthorizationCodeFlow oauth2;
    oauth2.setAccessTokenUrl(webServer.url(QLatin1String("accessToken")));
    ReplyHandler replyHandler;
    oauth2.setReplyHandler(&replyHandler);
    oauth2.setRefreshToken(QLatin1String("refresh_token"));
    QSignalSpy grantedSpy(&oauth2, &QOAuth2AuthorizationCodeFlow::granted);
    oauth2.refreshAccessToken();
    QTRY_COMPARE(grantedSpy.count(), 1);
    QCOMPARE(oauth2.token(), QLatin1String("token"));
}

void tst_OAuth2::getAndRefreshToken()
{
    // In this test we use the grant_type as a token to be able to
    // identify the token request from the token refresh.
    WebServer webServer([](const WebServer::HttpRequest &request, QTcpSocket *socket) {
        if (request.url.path() == QLatin1String("/accessToken")) {
            const QUrlQuery query(request.body);
            const QString format = QStringLiteral("access_token=%1&token_type=bearer&expires_in=1&"
                                                  "refresh_token=refresh_token");
            const auto text = format.arg(query.queryItemValue(QLatin1String("grant_type")));
            const QByteArray replyMessage {
                "HTTP/1.0 200 OK\r\n"
                "Content-Type: application/x-www-form-urlencoded; charset=\"utf-8\"\r\n"
                "Content-Length: " + QByteArray::number(text.size()) + "\r\n\r\n"
                + text.toUtf8()
            };
            socket->write(replyMessage);
        }
    });
    QOAuth2AuthorizationCodeFlow oauth2;
    oauth2.setAuthorizationUrl(webServer.url(QLatin1String("authorization")));
    oauth2.setAccessTokenUrl(webServer.url(QLatin1String("accessToken")));
    ReplyHandler replyHandler;
    oauth2.setReplyHandler(&replyHandler);
    connect(&oauth2, &QOAuth2AuthorizationCodeFlow::authorizeWithBrowser, [&](const QUrl &url) {
        const QUrlQuery query(url.query());
        replyHandler.emitCallbackReceived(QVariantMap {
                                              { QLatin1String("code"), QLatin1String("test") },
                                              { QLatin1String("state"),
                                                query.queryItemValue(QLatin1String("state")) }
                                          });
    });
    QSignalSpy grantedSpy(&oauth2, &QOAuth2AuthorizationCodeFlow::granted);
    oauth2.grant();
    QTRY_COMPARE(grantedSpy.count(), 1);
    QCOMPARE(oauth2.token(), QLatin1String("authorization_code"));
    grantedSpy.clear();
    oauth2.refreshAccessToken();
    QTRY_COMPARE(grantedSpy.count(), 1);
    QCOMPARE(oauth2.token(), QLatin1String("refresh_token"));
}

void tst_OAuth2::prepareRequest()
{
    QOAuth2AuthorizationCodeFlow oauth2;
    oauth2.setToken(QStringLiteral("access_token"));

    QNetworkRequest request(QUrl("http://localhost"));
    oauth2.prepareRequest(&request, QByteArray());
    QCOMPARE(request.rawHeader("Authorization"), QByteArray("Bearer access_token"));
}

QTEST_MAIN(tst_OAuth2)
#include "tst_oauth2.moc"