0f9b4c2358
- extent circulator unittests for endings testing now the cases: (--endIter).is_valid and (++(--startIter)).is_valid git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@1226 fdac6126-5c0c-442c-9429-916003d36597
211 lines
6.6 KiB
C++
211 lines
6.6 KiB
C++
#include <gtest/gtest.h>
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#include <Unittests/unittests_common.hh>
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#include <iostream>
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namespace {
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class OpenMeshTrimeshCirculatorFaceVertex : public OpenMeshBase {
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protected:
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// This function is called before each test is run
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virtual void SetUp() {
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}
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// This function is called after all tests are through
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virtual void TearDown() {
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// Do some final stuff with the member data here...
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}
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// Member already defined in OpenMeshBase
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//Mesh mesh_;
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};
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/*
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* ====================================================================
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* Define tests below
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* ====================================================================
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*/
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/*
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* Small FaceVertexIterator Test
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*/
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TEST_F(OpenMeshTrimeshCirculatorFaceVertex, FaceVertexIterWithoutIncrement) {
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mesh_.clear();
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// Add some vertices
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Mesh::VertexHandle vhandle[5];
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vhandle[0] = mesh_.add_vertex(Mesh::Point(0, 1, 0));
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vhandle[1] = mesh_.add_vertex(Mesh::Point(1, 0, 0));
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vhandle[2] = mesh_.add_vertex(Mesh::Point(2, 1, 0));
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vhandle[3] = mesh_.add_vertex(Mesh::Point(0,-1, 0));
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vhandle[4] = mesh_.add_vertex(Mesh::Point(2,-1, 0));
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// Add two faces
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std::vector<Mesh::VertexHandle> face_vhandles;
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face_vhandles.push_back(vhandle[0]);
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face_vhandles.push_back(vhandle[1]);
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face_vhandles.push_back(vhandle[2]);
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Mesh::FaceHandle fh0 = mesh_.add_face(face_vhandles);
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face_vhandles.clear();
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face_vhandles.push_back(vhandle[1]);
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face_vhandles.push_back(vhandle[3]);
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face_vhandles.push_back(vhandle[4]);
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mesh_.add_face(face_vhandles);
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face_vhandles.clear();
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face_vhandles.push_back(vhandle[0]);
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face_vhandles.push_back(vhandle[3]);
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face_vhandles.push_back(vhandle[1]);
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mesh_.add_face(face_vhandles);
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face_vhandles.clear();
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face_vhandles.push_back(vhandle[2]);
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face_vhandles.push_back(vhandle[1]);
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face_vhandles.push_back(vhandle[4]);
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mesh_.add_face(face_vhandles);
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/* Test setup:
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0 ==== 2
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|\ 0 /|
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| \ / |
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|2 1 3|
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| / \ |
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|/ 1 \|
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3 ==== 4 */
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// Check face handle index
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EXPECT_EQ(0, fh0.idx() ) << "Index wrong in FaceVertexIter at initialization";
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// Iterate around vertex 1 at the middle (with holes in between)
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Mesh::FaceVertexIter fv_it = mesh_.fv_begin(fh0);
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Mesh::FaceVertexIter fv_end = mesh_.fv_end(fh0);
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EXPECT_EQ(0, fv_it->idx() ) << "Index wrong in FaceVertexIter at initialization";
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EXPECT_TRUE(fv_it.is_valid()) << "Iterator invalid in FaceVertexIter at initialization";
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++fv_it ;
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EXPECT_EQ(1, fv_it->idx() ) << "Index wrong in FaceVertexIter at step 1";
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EXPECT_TRUE(fv_it.is_valid()) << "Iterator invalid in FaceVertexIter at step 1";
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++fv_it ;
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EXPECT_EQ(2, fv_it->idx() ) << "Index wrong in FaceVertexIter at step 2";
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EXPECT_TRUE(fv_it.is_valid()) << "Iterator invalid in FaceVertexIter at step 2";
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++fv_it ;
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EXPECT_EQ(0, fv_it->idx() ) << "Index wrong in FaceVertexIter at step 3";
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EXPECT_FALSE(fv_it.is_valid()) << "Iterator invalid in FaceVertexIter at step 3";
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EXPECT_TRUE( fv_it == fv_end ) << "End iterator for FaceVertexIter not matching";
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// Iterate around vertex 1 at the middle (with holes in between) with const iterator
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Mesh::ConstFaceVertexIter cfv_it = mesh_.cfv_begin(fh0);
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Mesh::ConstFaceVertexIter cfv_end = mesh_.cfv_end(fh0);
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EXPECT_EQ(0, cfv_it->idx() ) << "Index wrong in ConstFaceVertexIter at initialization";
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EXPECT_TRUE(cfv_it.is_valid()) << "Iterator invalid in ConstFaceVertexIter at initialization";
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++cfv_it ;
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EXPECT_EQ(1, cfv_it->idx() ) << "Index wrong in ConstFaceVertexIter at step 1";
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EXPECT_TRUE(cfv_it.is_valid()) << "Iterator invalid in ConstFaceVertexIter at step 1";
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++cfv_it ;
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EXPECT_EQ(2, cfv_it->idx() ) << "Index wrong in ConstFaceVertexIter at step 2";
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EXPECT_TRUE(cfv_it.is_valid()) << "Iterator invalid in ConstFaceVertexIter at step 2";
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++cfv_it ;
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EXPECT_EQ(0, cfv_it->idx() ) << "Index wrong in ConstFaceVertexIter at step 3";
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EXPECT_FALSE(cfv_it.is_valid()) << "Iterator invalid in ConstFaceVertexIter at step 3";
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EXPECT_TRUE( cfv_it == cfv_end ) << "End iterator for ConstFaceVertexIter not matching";
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}
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/*
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* Test if the end iterator stays invalid after one lap
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*/
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TEST_F(OpenMeshTrimeshCirculatorFaceVertex, FaceVertexIterCheckInvalidationAtEnds) {
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mesh_.clear();
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// Add some vertices
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Mesh::VertexHandle vhandle[5];
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vhandle[0] = mesh_.add_vertex(Mesh::Point(0, 1, 0));
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vhandle[1] = mesh_.add_vertex(Mesh::Point(1, 0, 0));
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vhandle[2] = mesh_.add_vertex(Mesh::Point(2, 1, 0));
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vhandle[3] = mesh_.add_vertex(Mesh::Point(0,-1, 0));
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vhandle[4] = mesh_.add_vertex(Mesh::Point(2,-1, 0));
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// Add two faces
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std::vector<Mesh::VertexHandle> face_vhandles;
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face_vhandles.push_back(vhandle[0]);
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face_vhandles.push_back(vhandle[1]);
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face_vhandles.push_back(vhandle[2]);
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Mesh::FaceHandle fh0 = mesh_.add_face(face_vhandles);
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face_vhandles.clear();
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face_vhandles.push_back(vhandle[1]);
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face_vhandles.push_back(vhandle[3]);
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face_vhandles.push_back(vhandle[4]);
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mesh_.add_face(face_vhandles);
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face_vhandles.clear();
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face_vhandles.push_back(vhandle[0]);
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face_vhandles.push_back(vhandle[3]);
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face_vhandles.push_back(vhandle[1]);
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mesh_.add_face(face_vhandles);
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face_vhandles.clear();
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face_vhandles.push_back(vhandle[2]);
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face_vhandles.push_back(vhandle[1]);
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face_vhandles.push_back(vhandle[4]);
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mesh_.add_face(face_vhandles);
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/* Test setup:
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0 ==== 2
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|\ 0 /|
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| \ / |
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|2 1 3|
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| / \ |
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|/ 1 \|
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3 ==== 4 */
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// Check if the end iterator stays invalid after end
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Mesh::FaceVertexIter endIter = mesh_.fv_end(fh0);
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EXPECT_FALSE(endIter.is_valid()) << "EndIter is not invalid";
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++endIter ;
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EXPECT_FALSE(endIter.is_valid()) << "EndIter is not invalid after increment";
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// Check if the end iterators becomes valid after decrement
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endIter = mesh_.fv_end(fh0);
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EXPECT_FALSE(endIter.is_valid()) << "EndIter is not invalid";
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--endIter;
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EXPECT_TRUE(endIter.is_valid()) << "EndIter is invalid after decrement";
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EXPECT_EQ(2,endIter->idx()) << "EndIter points on the wrong element";
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// Check if the start iterator decrement is invalid
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Mesh::FaceVertexIter startIter = mesh_.fv_begin(fh0);
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EXPECT_TRUE(startIter.is_valid()) << "StartIter is not valid";
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--startIter;
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EXPECT_FALSE(startIter.is_valid()) << "StartIter decrement is not invalid";
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// Check if the start iterator becomes valid
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++startIter;
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EXPECT_TRUE(startIter.is_valid()) << "StartIter is invalid after re-incrementing";
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EXPECT_EQ(startIter->idx(), mesh_.fv_begin(fh0)->idx()) << "StartIter points on the wrong element";
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}
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}
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