test_create_mesh.cpp

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#include "resources/config.h"
#include <geometric_shapes/mesh_operations.h>
#include <gtest/gtest.h>
#include <string>

namespace {

  void assertMesh(shapes::Mesh * mesh)
  {
    ASSERT_TRUE(mesh != NULL);
    ASSERT_EQ(3, mesh->vertex_count);
    ASSERT_EQ(1, mesh->triangle_count);

    ASSERT_EQ(0, mesh->triangles[0]);
    ASSERT_EQ(1, mesh->triangles[1]);
    ASSERT_EQ(2, mesh->triangles[2]);

    ASSERT_FLOAT_EQ(0, mesh->vertices[0 + 0]);
    ASSERT_FLOAT_EQ(0, mesh->vertices[0 + 1]);
    ASSERT_FLOAT_EQ(1, mesh->vertices[0 + 2]);
    ASSERT_FLOAT_EQ(0, mesh->vertices[3 + 0]);
    ASSERT_FLOAT_EQ(1, mesh->vertices[3 + 1]);
    ASSERT_FLOAT_EQ(0, mesh->vertices[3 + 2]);
    ASSERT_FLOAT_EQ(1, mesh->vertices[6 + 0]);
    ASSERT_FLOAT_EQ(0, mesh->vertices[6 + 1]);
    ASSERT_FLOAT_EQ(0, mesh->vertices[6 + 2]);
  }

  shapes::Mesh * loadMesh(const std::string & mesh)
  {
    std::string path = "file://" + std::string(TEST_RESOURCES_DIR) + "/" + mesh;
    return shapes::createMeshFromResource(path);
  }

}

TEST(CreateMesh, stl)
{
  assertMesh(loadMesh("triangle.stl"));
}

TEST(CreateMesh, daeNoUp)
{
  assertMesh(loadMesh("triangle_no_up.dae"));
}

TEST(CreateMesh, daeYUp)
{
  assertMesh(loadMesh("triangle_y_up.dae"));
}

TEST(CreateMesh, daeZUp)
{
  assertMesh(loadMesh("triangle_z_up.dae"));
}

TEST(CreateMesh, daeXUp)
{
  assertMesh(loadMesh("triangle_x_up.dae"));
}

TEST(CreateMesh, daeNoUnit)
{
  assertMesh(loadMesh("triangle_no_unit.dae"));
}

TEST(CreateMesh, dae1M)
{
  assertMesh(loadMesh("triangle_1m.dae"));
}

TEST(CreateMesh, dae10M)
{
  assertMesh(loadMesh("triangle_10m.dae"));
}

int main(int argc, char **argv)
{
  testing::InitGoogleTest(&argc, argv);
  return RUN_ALL_TESTS();
}