llhttpclient_tut.cpp

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#include <tut/tut.h>
#include "linden_common.h"

// These are too slow on Windows to actually include in the build. JC
#if !LL_WINDOWS

#include "lltut.h"
#include "llhttpclient.h"
#include "llformat.h"
#include "llpipeutil.h"
#include "llpumpio.h"

#include "llsdhttpserver.h"
#include "lliohttpserver.h"
#include "lliosocket.h"

namespace tut
{
        LLSD storage;
        
        class LLSDStorageNode : public LLHTTPNode
        {
        public:
                LLSD get() const                                        { return storage; }
                LLSD put(const LLSD& value) const       { storage = value; return LLSD(); }
        };

        class ErrorNode : public LLHTTPNode
        {
        public:
                void get(ResponsePtr r, const LLSD& context) const
                        { r->status(599, "Intentional error"); }
                void post(ResponsePtr r, const LLSD& context, const LLSD& input) const
                        { r->status(input["status"], input["reason"]); }
        };

        class TimeOutNode : public LLHTTPNode
        {
        public:
                void get(ResponsePtr r, const LLSD& context) const
                {
            /* do nothing, the request will eventually time out */ 
                }
        };

        LLHTTPRegistration<LLSDStorageNode> gStorageNode("/test/storage");
        LLHTTPRegistration<ErrorNode>           gErrorNode("/test/error");
        LLHTTPRegistration<TimeOutNode>         gTimeOutNode("/test/timeout");

        struct HTTPClientTestData
        {
        public:
                HTTPClientTestData()
                {
                        apr_pool_create(&mPool, NULL);
                        mServerPump = new LLPumpIO(mPool);
                        mClientPump = new LLPumpIO(mPool);
                        
                        LLHTTPClient::setPump(*mClientPump);
                }
                
                ~HTTPClientTestData()
                {
                        delete mServerPump;
                        delete mClientPump;
                        apr_pool_destroy(mPool);
                }

                void setupTheServer()
                {
                        LLHTTPNode& root = LLIOHTTPServer::create(mPool, *mServerPump, 8888);

                        LLHTTPStandardServices::useServices();
                        LLHTTPRegistrar::buildAllServices(root);
                }
                
                void runThePump(float timeout = 100.0f)
                {
                        LLTimer timer;
                        timer.setTimerExpirySec(timeout);

                        while(!mSawCompleted && !timer.hasExpired())
                        {
                                if (mServerPump)
                                {
                                        mServerPump->pump();
                                        mServerPump->callback();
                                }
                                if (mClientPump)
                                {
                                        mClientPump->pump();
                                        mClientPump->callback();
                                }
                        }
                }

                void killServer()
                {
                        delete mServerPump;
                        mServerPump = NULL;
                }
        
        private:
                apr_pool_t* mPool;
                LLPumpIO* mServerPump;
                LLPumpIO* mClientPump;

                
        protected:
                void ensureStatusOK()
                {
                        if (mSawError)
                        {
                                std::string msg =
                                        llformat("error() called when not expected, status %d",
                                                mStatus); 
                                fail(msg);
                        }
                }
        
                void ensureStatusError()
                {
                        if (!mSawError)
                        {
                                fail("error() wasn't called");
                        }
                }
                
                LLSD getResult()
                {
                        return mResult;
                }
        
        protected:
                bool mSawError;
                U32 mStatus;
                std::string mReason;
                bool mSawCompleted;
                LLSD mResult;
                bool mResultDeleted;

                class Result : public LLHTTPClient::Responder
                {
                protected:
                        Result(HTTPClientTestData& client)
                                : mClient(client)
                        {
                        }
                
                public:
                        static boost::intrusive_ptr<Result> build(HTTPClientTestData& client)
                        {
                                return boost::intrusive_ptr<Result>(new Result(client));
                        }
                        
                        ~Result()
                        {
                                mClient.mResultDeleted = true;
                        }
                        
                        virtual void error(U32 status, const std::string& reason)
                        {
                                mClient.mSawError = true;
                                mClient.mStatus = status;
                                mClient.mReason = reason;
                        }

                        virtual void result(const LLSD& content)
                        {
                                mClient.mResult = content;
                        }

                        virtual void completed(
                                                        U32 status, const std::string& reason,
                                                        const LLSD& content)
                        {
                                LLHTTPClient::Responder::completed(status, reason, content);
                                
                                mClient.mSawCompleted = true;
                        }

                private:
                        HTTPClientTestData& mClient;
                };

                friend class Result;

        protected:
                LLHTTPClient::ResponderPtr newResult()
                {
                        mSawError = false;
                        mStatus = 0;
                        mSawCompleted = false;
                        mResult.clear();
                        mResultDeleted = false;
                        
                        return Result::build(*this);
                }
        };
        
        
        typedef test_group<HTTPClientTestData>  HTTPClientTestGroup;
        typedef HTTPClientTestGroup::object             HTTPClientTestObject;
        HTTPClientTestGroup httpClientTestGroup("http_client");

        template<> template<>
        void HTTPClientTestObject::test<1>()
        {
                LLHTTPClient::get("http://www.secondlife.com/", newResult());
                runThePump();
                ensureStatusOK();
                ensure("result object wasn't destroyed", mResultDeleted);
        }

        template<> template<>
        void HTTPClientTestObject::test<2>()
        {
                LLHTTPClient::get("http://www.invalid", newResult());
                runThePump();
                ensureStatusError();
        }

        template<> template<>
                void HTTPClientTestObject::test<3>()
        {
                LLSD sd;

                sd["list"][0]["one"] = 1;
                sd["list"][0]["two"] = 2;
                sd["list"][1]["three"] = 3;
                sd["list"][1]["four"] = 4;
                
                setupTheServer();

                LLHTTPClient::post("http://localhost:8888/web/echo", sd, newResult());
                runThePump();
                ensureStatusOK();
                ensure_equals("echoed result matches", getResult(), sd);
        }

        template<> template<>
                void HTTPClientTestObject::test<4>()
        {
                LLSD sd;

                sd["message"] = "This is my test message.";

                setupTheServer();
                LLHTTPClient::put("http://localhost:8888/test/storage", sd, newResult());
                runThePump();
                ensureStatusOK();

                LLHTTPClient::get("http://localhost:8888/test/storage", newResult());
                runThePump();
                ensureStatusOK();
                ensure_equals("echoed result matches", getResult(), sd);
        
        }

        template<> template<>
                void HTTPClientTestObject::test<5>()
        {
                LLSD sd;
                sd["status"] = 543;
                sd["reason"] = "error for testing";

                setupTheServer();

                LLHTTPClient::post("http://localhost:8888/test/error", sd, newResult());
                runThePump();
                ensureStatusError();
                ensure_contains("reason", mReason, sd["reason"]);
        }

        template<> template<>
                void HTTPClientTestObject::test<6>()
        {
                setupTheServer();

                LLHTTPClient::get("http://localhost:8888/test/timeout", newResult());
                runThePump(1.0f);
                killServer();
                runThePump();
                ensureStatusError();
                ensure_equals("reason", mReason, "STATUS_ERROR");
        }

        template<> template<>
                void HTTPClientTestObject::test<7>()
        {
                // Can not use the little mini server.  The blocking request won't ever let it run.
                // Instead get from a known LLSD source and compare results with the non-blocking get
                // which is tested against the mini server earlier.
                LLSD expected;

                LLHTTPClient::get("http://secondlife.com/xmlhttp/homepage.php", newResult());
                runThePump();
                ensureStatusOK();
                expected = getResult();

                LLSD result;
                result = LLHTTPClient::blockingGet("http://secondlife.com/xmlhttp/homepage.php");
                LLSD body = result["body"];
                ensure_equals("echoed result matches", body.size(), expected.size());
        }

}

#endif  // !LL_WINDOWS

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