Function TestResourceFileLocator

Common/Misc/Testing/Cxx/TestResourceFileLocator.cxx:12–111

#include <iostream>

int TestResourceFileLocator(int, char*[])
{
  auto vtklib = vtkGetLibraryPathForSymbol(GetVTKVersion);
  if (vtklib.empty())
  {
    std::cerr << "FAILED to locate `GetVTKVersion`." << std::endl;
    return EXIT_FAILURE;
  }

  vtkNew<vtkResourceFileLocator> locator;
  locator->SetLogVerbosity(vtkLogger::VERBOSITY_INFO);

  // ------------------------------------------------------------
  // Test: new unified API
  // ------------------------------------------------------------
  auto pathFromAddress =
    vtkResourceFileLocator::GetLibraryPathForAddress(reinterpret_cast<const void*>(&GetVTKVersion));

  if (pathFromAddress.empty())
  {
    std::cerr << "FAILED to locate 'Testing/Temporary' dir." << std::endl;
    return EXIT_FAILURE;
  }

  std::string libDir = vtksys::SystemTools::GetFilenamePath(pathFromAddress);
  if (!vtksys::SystemTools::FileIsDirectory(libDir))
  {
    std::cerr << "FAILED: Library directory from GetLibraryPathForAddress() does not exist: "
              << libDir << "\n";
    return EXIT_FAILURE;
  }

  // ------------------------------------------------------------
  // Test: legacy macro API (kept for compatibility)
  // ------------------------------------------------------------
  auto pathFromMacro = vtkGetLibraryPathForSymbol(GetVTKVersion);
  if (pathFromMacro.empty())
  {
    std::cerr << "FAILED: vtkGetLibraryPathForSymbol() macro returned empty path.\n";
    return EXIT_FAILURE;
  }

  // ------------------------------------------------------------
  // Test: Locate(anchor, landmark)
  // Look for directory that should exist in build tree
  // ------------------------------------------------------------
  auto located1 = locator->Locate(libDir, "Testing/Temporary");
  if (located1.empty())
  {
    std::cerr << "FAILED: Locate() did not find Testing/Temporary relative to library dir.\n";
    return EXIT_FAILURE;
  }

  // verify the directory is real
  if (!vtksys::SystemTools::FileIsDirectory(located1))
  {
    std::cerr << "FAILED: Located path is not a directory: " << located1 << "\n";
    return EXIT_FAILURE;