#964 Added test for checking correct export of nonmanifold objects

testdata/scad/misc/nonmanifold-polyhedron.scad

@@ -0,0 +1,16 @@
+polyhedron(points=[
+[0,0,0],
+[10,0,0],
+[10,10,0],
+[0,10,0],
+[0,-20,20],
+[10,-20,20],
+[10,-20,30],
+[0,-20,30]
+],
+faces = [[0,1,2,3],[4,5,6,7],
+[1,2,5,4],
+[2,3,6,5],
+[3,0,6,5],
+[0,1,4,7]
+]);

tests/CMakeLists.txt

@@ -1116,6 +1116,9 @@ list(APPEND EXPORT3D_TEST_FILES ${CMAKE_SOURCE_DIR}/../testdata/scad/3D/features
                                 ${CMAKE_SOURCE_DIR}/../testdata/scad/misc/bad-stl-wing.scad
                                 ${CMAKE_SOURCE_DIR}/../testdata/scad/misc/rotate_extrude-hole.scad)
 
+list(APPEND EXPORTCSG_TEST_FILES 
+                                ${CMAKE_SOURCE_DIR}/../testdata/scad/misc/nonmanifold-polyhedron.scad)
+
 disable_tests(
   # These don't output anything
   dxfpngtest_text-empty-tests
@@ -1313,6 +1316,7 @@ file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/CTestCustom.cmake ${TMP})
 # o stlpngtest: Export to STL, Re-import and render to PNG (--render=cgal)
 # o offpngtest: Export to OFF, Re-import and render to PNG (--render=cgal)
 # o dxfpngtest: Export to DXF, Re-import and render to PNG (--render=cgal)
+# o stlcsgpngtest: Export to STL, Re-import and render to PNG (--preview)
 #
 
 add_cmdline_test(moduledumptest EXE ${OPENSCAD_BINPATH} ARGS -o SUFFIX ast FILES
@@ -1356,6 +1360,7 @@ add_cmdline_test(monotonepngtest EXE ${OPENSCAD_BINPATH} ARGS --colorscheme=Mono
 add_cmdline_test(stlpngtest EXE ${PYTHON_EXECUTABLE} SCRIPT ${CMAKE_SOURCE_DIR}/export_import_pngtest.py ARGS --openscad=${OPENSCAD_BINPATH} --format=STL --render=cgal EXPECTEDDIR monotonepngtest SUFFIX png FILES ${EXPORT3D_TEST_FILES})
 add_cmdline_test(offpngtest EXE ${PYTHON_EXECUTABLE} SCRIPT ${CMAKE_SOURCE_DIR}/export_import_pngtest.py ARGS --openscad=${OPENSCAD_BINPATH} --format=OFF --render=cgal EXPECTEDDIR monotonepngtest SUFFIX png FILES ${EXPORT3D_TEST_FILES})
 add_cmdline_test(dxfpngtest EXE ${PYTHON_EXECUTABLE} SCRIPT ${CMAKE_SOURCE_DIR}/export_import_pngtest.py ARGS --openscad=${OPENSCAD_BINPATH} --format=DXF --render=cgal EXPECTEDDIR cgalpngtest SUFFIX png FILES ${FILES_2D})
+add_cmdline_test(stlcsgpngtest EXE ${PYTHON_EXECUTABLE} SCRIPT ${CMAKE_SOURCE_DIR}/export_import_pngtest.py ARGS --openscad=${OPENSCAD_BINPATH} --format=STL EXPECTEDDIR monotonepngtest SUFFIX png FILES ${EXPORTCSG_TEST_FILES})
 
 
 #