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linevlinev
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[http] introduce civetweb testing
If curl utility found - start http server on local port and run several tests Do not run test on windows - it require firewall changes before
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Lines changed: 178 additions & 1 deletion

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‎net/http/CMakeLists.txt‎

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# Copyright (C) 1995-2025, Rene Brun and Fons Rademakers.
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# Copyright (C) 1995-2026, Rene Brun and Fons Rademakers.
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# All rights reserved.
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#
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# For the licensing terms see $ROOTSYS/LICENSE.
@@ -117,3 +117,5 @@ if(FASTCGI_FOUND)
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else()
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target_compile_definitions(RHTTP PUBLIC -DHTTP_WITHOUT_FASTCGI)
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endif()
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ROOT_ADD_TEST_SUBDIRECTORY(test)

‎net/http/test/CMakeLists.txt‎

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# Copyright (C) 1995-2026, Rene Brun and Fons Rademakers.
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# All rights reserved.
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#
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# For the licensing terms see $ROOTSYS/LICENSE.
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# For the list of contributors see $ROOTSYS/README/CREDITS.
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############################################################################
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# CMakeLists.txt file for building ROOT net/http package
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# @author Sergey Linev, GSI
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############################################################################
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find_program(CURL_EXECUTABLE curl)
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# http server does not work on default Windows configuration
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# so skip testing there
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if(CURL_EXECUTABLE AND NOT WIN32)
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ROOT_ADD_GTEST(testHttpServer test_server.cxx LIBRARIES RHTTP RHTTPSniff Hist)
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endif()

‎net/http/test/test_server.cxx‎

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#include "gtest/gtest.h"
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#include <string>
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#include <fstream>
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#include "THttpServer.h"
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#include "TROOT.h"
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#include "TSystem.h"
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#include "TNamed.h"
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#include "TRandom.h"
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#include "ROOT/TestSupport.hxx"
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Int_t httpport = 0;
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TString server_url;
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// main http server
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std::string execute_request(const char *url, const char *post = nullptr)
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{
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TString fname = TString::Format("http_server_%d.output", httpport),
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pname, exec;
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if (post) {
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pname = TString::Format("http_server_%d.post", httpport);
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std::ofstream f(pname.Data());
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f << post;
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exec = TString::Format("curl -sS -X POST '%s%s' --data-binary @%s -o %s", server_url.Data(), url, pname.Data(), fname.Data());
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} else {
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exec = TString::Format("curl -sS '%s%s' -o %s", server_url.Data(), url, fname.Data());
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}
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printf("Execute %s\n", exec.Data());
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std::string res;
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if (gSystem->Exec(exec) != 0)
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res = "<fail>";
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else
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res = THttpServer::ReadFileContent(fname.Data());
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gSystem->Unlink(fname);
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if (!pname.IsNull())
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gSystem->Unlink(pname);
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return res;
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}
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// main http server
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TEST(THttpServer, main)
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{
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THttpServer serv("");
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gRandom->SetSeed(0);
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for(int ntry = 0; ntry < 100; ++ntry) {
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Int_t port = (Int_t) (25000 + gRandom->Rndm() * 1000);
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// only two threads, bind to loopback address only
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TString arg = TString::Format("http:%d?loopback&thrds=2", port);
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if (serv.CreateEngine(arg)) {
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httpport = port;
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break;
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}
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}
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EXPECT_NE(httpport, 0);
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if (!httpport)
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return;
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server_url = TString::Format("http:/localhost:%d", httpport);
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TNamed obj1("obj1", "title1");
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TNamed obj2("obj2", "title2");
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serv.Register("/", &obj1);
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serv.Register("/", &obj2);
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// let process requests in separate thread
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serv.CreateServerThread();
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// check JSON representation for the object
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std::string res = execute_request("/obj1/root.json");
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EXPECT_EQ(res, "{\n"
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" \"_typename\" : \"TNamed\",\n"
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" \"fUniqueID\" : 0,\n"
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" \"fBits\" : 8,\n"
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" \"fName\" : \"obj1\",\n"
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" \"fTitle\" : \"title1\"\n"
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"}");
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// check XML representation for the object
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res = execute_request("/obj1/root.xml");
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EXPECT_EQ(res, "<Object class=\"TNamed\">\n"
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" <TNamed version=\"1\">\n"
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" <TObject fUniqueID=\"0\" fBits=\"8\"/>\n"
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" <fName str=\"obj1\"/>\n"
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" <fTitle str=\"title1\"/>\n"
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" </TNamed>\n"
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"</Object>\n");
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// check BINARY representation for the object
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res = execute_request("/obj1/root.bin");
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// keep minimal margin for binary format change
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EXPECT_NEAR(res.length(), 28, 4);
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// check ROOT file creation
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res = execute_request("/obj1/file.root");
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// TODO: anlyze why so big size for small object
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EXPECT_NEAR(res.length(), 2097152, 10000);
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// check item request hierarchy request
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res = execute_request("/obj1/item.json");
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EXPECT_EQ(res, "{\n"
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" \"_name\" : \"obj1\",\n"
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" \"_root_version\" : " + std::to_string(gROOT->GetVersionCode()) + ",\n"
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" \"_kind\" : \"ROOT.TNamed\",\n"
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" \"_title\" : \"title1\"\n"
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"}");
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// check multi request to several objects
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res = execute_request("/multi.json?number=2", "/obj1/root.json\n/obj2/root.json\n");
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EXPECT_EQ(res, "[{\n"
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" \"_typename\" : \"TNamed\",\n"
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" \"fUniqueID\" : 0,\n"
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" \"fBits\" : 8,\n"
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" \"fName\" : \"obj1\",\n"
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" \"fTitle\" : \"title1\"\n"
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"}, {\n"
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" \"_typename\" : \"TNamed\",\n"
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" \"fUniqueID\" : 0,\n"
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" \"fBits\" : 8,\n"
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" \"fName\" : \"obj2\",\n"
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" \"fTitle\" : \"title2\"\n"
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"}]");
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// by default methods execution is not allowed
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res = execute_request("/obj1/exe.json?method=GetTitle");
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EXPECT_EQ(res, "");
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// disable readonly to get extra functionality
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serv.SetReadOnly(kFALSE);
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// only now one can execute method
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res = execute_request("/obj1/exe.json?method=GetTitle");
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EXPECT_EQ(res, "\"title1\"");
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res = execute_request("/obj1/exe.json?method=SetTitle&title=NewTitle");
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EXPECT_EQ(res, "null");
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EXPECT_EQ(std::string("NewTitle"), obj1.GetTitle());
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obj1.SetTitle("title1");
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}

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