stl_loader_test.cpp

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#include <gtest/gtest.h>
#include <rviz/mesh_loader.h>
#include <ros/package.h>
#include <rviz/ogre_helpers/render_system.h>
 
TEST(STLLoader, load)
{
  // Get the path to the directory where the meshes are located.
  std::string meshDir = "package://rviz/src/test/meshes/";
 
  // Load a valid ascii STL file.
  std::string meshFilePath = meshDir + "valid_ascii.stl";
  EXPECT_TRUE(rviz::loadMeshFromResource(meshFilePath).get());
 
  // Load an invalid ascii STL file, using "end facet" instead of "endfacet"
  meshFilePath = meshDir + "invalid_end_tags.stl";
  EXPECT_FALSE(rviz::loadMeshFromResource(meshFilePath).get());
 
  // Load an invalid STL binary file (size < 84 bytes).
  meshFilePath = meshDir + "invalid_short.stl";
  EXPECT_FALSE(rviz::loadMeshFromResource(meshFilePath).get());
 
  // Load an invalid STL binary file (size does not match the expected size).
  meshFilePath = meshDir + "invalid.stl";
  EXPECT_FALSE(rviz::loadMeshFromResource(meshFilePath).get());
 
  // Load an invalid STL binary file (size does not match the expected size,
  // but does if incorrectly read as an 16-bit uint)
  meshFilePath = meshDir + "16bit_vs_32bit_should_fail.stl";
  EXPECT_FALSE(rviz::loadMeshFromResource(meshFilePath).get());
 
  // Load a valid STL binary file.
  meshFilePath = meshDir + "valid.stl";
  EXPECT_TRUE(rviz::loadMeshFromResource(meshFilePath).get());
 
  // Load a "potentially" valid STL binary file with extra data at the end of the file
  meshFilePath = meshDir + "invalid_extra.stl";
  EXPECT_FALSE(rviz::loadMeshFromResource(meshFilePath).get());
}
 
int main(int argc, char** argv)
{
  testing::InitGoogleTest(&argc, argv);
 
  // initialize ogre resource system
  rviz::RenderSystem::get();
 
  return RUN_ALL_TESTS();
}