Commit 82f9839a authored by Jan Möbius's avatar Jan Möbius
Browse files

Unittest for Face vertex iterator

git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@793 fdac6126-5c0c-442c-9429-916003d36597
parent 3c4ce5ab
......@@ -30,3 +30,95 @@ class OpenMeshTrimeshCirculatorFaceVertex : public OpenMeshBase {
*/
/*
* Small FaceVertexIterator Test
*/
TEST_F(OpenMeshTrimeshCirculatorFaceVertex, FaceVertexIterWithoutIncrement) {
mesh_.clear();
// Add some vertices
Mesh::VertexHandle vhandle[5];
vhandle[0] = mesh_.add_vertex(Mesh::Point(0, 1, 0));
vhandle[1] = mesh_.add_vertex(Mesh::Point(1, 0, 0));
vhandle[2] = mesh_.add_vertex(Mesh::Point(2, 1, 0));
vhandle[3] = mesh_.add_vertex(Mesh::Point(0,-1, 0));
vhandle[4] = mesh_.add_vertex(Mesh::Point(2,-1, 0));
// Add two faces
std::vector<Mesh::VertexHandle> face_vhandles;
face_vhandles.push_back(vhandle[0]);
face_vhandles.push_back(vhandle[1]);
face_vhandles.push_back(vhandle[2]);
Mesh::FaceHandle fh0 = mesh_.add_face(face_vhandles);
face_vhandles.clear();
face_vhandles.push_back(vhandle[1]);
face_vhandles.push_back(vhandle[3]);
face_vhandles.push_back(vhandle[4]);
mesh_.add_face(face_vhandles);
face_vhandles.clear();
face_vhandles.push_back(vhandle[0]);
face_vhandles.push_back(vhandle[3]);
face_vhandles.push_back(vhandle[1]);
mesh_.add_face(face_vhandles);
face_vhandles.clear();
face_vhandles.push_back(vhandle[2]);
face_vhandles.push_back(vhandle[1]);
face_vhandles.push_back(vhandle[4]);
mesh_.add_face(face_vhandles);
/* Test setup:
0 ==== 2
|\ 0 /|
| \ / |
|2 1 3|
| / \ |
|/ 1 \|
3 ==== 4 */
// Check face handle index
EXPECT_EQ(0, fh0.idx() ) << "Index wrong in FaceVertexIter at initialization";
// Iterate around vertex 1 at the middle (with holes in between)
Mesh::FaceVertexIter fv_it = mesh_.fv_begin(fh0);
Mesh::FaceVertexIter fv_end = mesh_.fv_end(fh0);
EXPECT_EQ(0, fv_it.handle().idx() ) << "Index wrong in FaceVertexIter at initialization";
EXPECT_TRUE(fv_it) << "Iterator invalid in FaceVertexIter at initialization";
++fv_it ;
EXPECT_EQ(1, fv_it.handle().idx() ) << "Index wrong in FaceVertexIter at step 1";
EXPECT_TRUE(fv_it) << "Iterator invalid in FaceVertexIter at step 1";
++fv_it ;
EXPECT_EQ(2, fv_it.handle().idx() ) << "Index wrong in FaceVertexIter at step 2";
EXPECT_TRUE(fv_it) << "Iterator invalid in FaceVertexIter at step 2";
++fv_it ;
EXPECT_EQ(0, fv_it.handle().idx() ) << "Index wrong in FaceVertexIter at step 3";
EXPECT_FALSE(fv_it) << "Iterator invalid in FaceVertexIter at step 3";
EXPECT_TRUE( fv_it == fv_end ) << "End iterator for FaceVertexIter not matching";
// Iterate around vertex 1 at the middle (with holes in between) with const iterator
Mesh::ConstFaceVertexIter cfv_it = mesh_.cfv_begin(fh0);
Mesh::ConstFaceVertexIter cfv_end = mesh_.cfv_end(fh0);
EXPECT_EQ(0, cfv_it.handle().idx() ) << "Index wrong in ConstFaceVertexIter at initialization";
EXPECT_TRUE(cfv_it) << "Iterator invalid in ConstFaceVertexIter at initialization";
++cfv_it ;
EXPECT_EQ(1, cfv_it.handle().idx() ) << "Index wrong in ConstFaceVertexIter at step 1";
EXPECT_TRUE(cfv_it) << "Iterator invalid in ConstFaceVertexIter at step 1";
++cfv_it ;
EXPECT_EQ(2, cfv_it.handle().idx() ) << "Index wrong in ConstFaceVertexIter at step 2";
EXPECT_TRUE(cfv_it) << "Iterator invalid in ConstFaceVertexIter at step 2";
++cfv_it ;
EXPECT_EQ(0, cfv_it.handle().idx() ) << "Index wrong in ConstFaceVertexIter at step 3";
EXPECT_FALSE(cfv_it) << "Iterator invalid in ConstFaceVertexIter at step 3";
EXPECT_TRUE( cfv_it == cfv_end ) << "End iterator for ConstFaceVertexIter not matching";
}
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