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add write unittest for binary files

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refs #2497

git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@1281 fdac6126-5c0c-442c-9429-916003d36597
This commit is contained in:
Matthias Möller
2015-06-11 11:15:35 +00:00
parent 8c11800eea
commit d1ce0efb54
1 changed files with 75 additions and 0 deletions
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75
src/Unittests/unittests_read_write_STL.cc
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@@ -130,4 +130,79 @@ TEST_F(OpenMeshReadWriteSTL, LoadSimpleSTLBinaryFileWithNormals) {
mesh_.release_face_normals(); mesh_.release_face_normals();
} }
/*
* Read and Write stl binary file
*/
TEST_F(OpenMeshReadWriteSTL, ReadWriteSimpleSTLBinaryFile) {
mesh_.clear();
OpenMesh::IO::Options opt;
opt += OpenMesh::IO::Options::Binary;
bool ok = OpenMesh::IO::read_mesh(mesh_, "cube1Binary.stl");
EXPECT_TRUE(ok);
const char* filename = "cube1Binary_openmeshWriteTestFile.stl";
ok = OpenMesh::IO::write_mesh(mesh_, filename, opt);
EXPECT_TRUE(ok);
ok = OpenMesh::IO::read_mesh(mesh_, filename, opt);
EXPECT_TRUE(ok);
EXPECT_EQ(7526u , mesh_.n_vertices()) << "The number of loaded vertices is not correct!";
EXPECT_EQ(22572u , mesh_.n_edges()) << "The number of loaded edges is not correct!";
EXPECT_EQ(15048u , mesh_.n_faces()) << "The number of loaded faces is not correct!";
remove(filename);
}
/*
* Just load a simple mesh file in stlb format and count whether
* the right number of entities has been loaded. Also check facet normals.
*/
TEST_F(OpenMeshReadWriteSTL, ReadWriteSimpleSTLBinaryFileWithNormals) {
mesh_.clear();
mesh_.request_face_normals();
OpenMesh::IO::Options opt;
opt += OpenMesh::IO::Options::FaceNormal;
opt += OpenMesh::IO::Options::Binary;
bool ok = OpenMesh::IO::read_mesh(mesh_, "cube1Binary.stl", opt);
EXPECT_TRUE(ok);
const char* filename = "cube1BinaryNormal_openmeshWriteTestFile.stl";
ok = OpenMesh::IO::write_mesh(mesh_, filename, opt);
EXPECT_TRUE(ok);
ok = OpenMesh::IO::read_mesh(mesh_, filename, opt);
EXPECT_TRUE(ok);
EXPECT_TRUE(opt.is_binary());
EXPECT_TRUE(opt.face_has_normal());
EXPECT_FALSE(opt.vertex_has_normal());
EXPECT_NEAR(-0.038545f, mesh_.normal(mesh_.face_handle(0))[0], 0.0001 ) << "Wrong face normal at face 0 component 0";
EXPECT_NEAR(-0.004330f, mesh_.normal(mesh_.face_handle(0))[1], 0.0001 ) << "Wrong face normal at face 0 component 1";
EXPECT_NEAR(0.999247f, mesh_.normal(mesh_.face_handle(0))[2], 0.0001 ) << "Wrong face normal at face 0 component 2";
EXPECT_EQ(7526u , mesh_.n_vertices()) << "The number of loaded vertices is not correct!";
EXPECT_EQ(22572u , mesh_.n_edges()) << "The number of loaded edges is not correct!";
EXPECT_EQ(15048u , mesh_.n_faces()) << "The number of loaded faces is not correct!";
mesh_.release_face_normals();
remove(filename);
}
} }