kc3-lang/angle/tests/gles_conformance_tests/gles_conformance_tests.cpp

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• Author : Geoff Lang
  Date : 2014-05-07 12:59:47
  Hash : 6ba49d94
  Message : Automate the es conformance tests by wrapping them in the gtest suite. BUG=angle:497 Change-Id: If12b2dd79f9f666c5d686237d5663f316171b15c Reviewed-on: https://chromium-review.googlesource.com/200043 Reviewed-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Shannon Woods <shannonwoods@chromium.org> Tested-by: Geoff Lang <geofflang@chromium.org>

• tests/gles_conformance_tests/gles_conformance_tests.cpp

• #include "gles_conformance_tests.h"
  #include "GTFMain.h"
  
  #include <stdio.h>
  #include <stdlib.h>
  #include <vector>
  #include <sstream>
  #include <stdarg.h>
  
  static ConformanceConfig kCurrentConfig = { 64, 64, EGL_DEFAULT_DISPLAY };
  
  void SetCurrentConfig(const ConformanceConfig& config)
  {
      kCurrentConfig = config;
  }
  
  const ConformanceConfig& GetCurrentConfig()
  {
      return kCurrentConfig;
  }
  
  static std::vector<char> FormatArg(const char* fmt, ...)
  {
      va_list vararg;
      va_start(vararg, fmt);
      int len = vsnprintf(NULL, 0, fmt, vararg);
      va_end(vararg);
  
      std::vector<char> buf(len + 1);
  
      va_start(vararg, fmt);
      vsnprintf(buf.data(), buf.size(), fmt, vararg);
      va_end(vararg);
  
      return buf;
  }
  
  static std::string GetExecutableDirectory()
  {
      std::vector<char> executableFileBuf(MAX_PATH);
      DWORD executablePathLen = GetModuleFileNameA(NULL, executableFileBuf.data(), executableFileBuf.size());
      if (executablePathLen == 0)
      {
          return false;
      }
  
      std::string executableLocation = executableFileBuf.data();
      size_t lastPathSepLoc = executableLocation.find_last_of("\\/");
      if (lastPathSepLoc != std::string::npos)
      {
          executableLocation = executableLocation.substr(0, lastPathSepLoc);
      }
      else
      {
          executableLocation = "";
      }
  
      return executableLocation;
  }
  
  void RunConformanceTest(const std::string &testPath, const ConformanceConfig& config)
  {
      std::vector<char*> args;
  
      // Empty first argument for the program name
      args.push_back("");
  
      std::vector<char> widthArg = FormatArg("-width=%u", config.width);
      args.push_back(widthArg.data());
  
      std::vector<char> heightArg = FormatArg("-height=%u", config.height);
      args.push_back(heightArg.data());
  
      std::vector<char> displayArg = FormatArg("-d=%u", config.displayType);
      args.push_back(displayArg.data());
  
      std::vector<char> runArg = FormatArg("-run=%s/conformance_tests/%s", GetExecutableDirectory().c_str(), testPath.c_str());
      args.push_back(runArg.data());
  
      // Redirect cout
      std::streambuf* oldCoutStreamBuf = std::cout.rdbuf();
      std::ostringstream strCout;
      std::cout.rdbuf(strCout.rdbuf());
  
      if (GTFMain(args.size(), args.data()) != 0)
      {
          FAIL() << "GTFMain failed.";
      }
  
      // Restore old cout
      std::cout.rdbuf(oldCoutStreamBuf);
      std::string log = strCout.str();
  
      // Look for failures
      size_t offset = 0;
      std::string offsetSearchString = "failure = ";
      while ((offset = log.find("failure = ", offset)) != std::string::npos)
      {
          offset += offsetSearchString.length();
  
          size_t failureCount = atoll(log.c_str() + offset);
          EXPECT_EQ(0, failureCount) << log;
      }
  }