From 5c57ed41e7136cc9c2efcb2353a2394fc442d718 Mon Sep 17 00:00:00 2001
From: Marius Kintel <marius@kintel.net>
Date: Wed, 15 Jan 2014 19:24:38 -0500
Subject: Added test for empty geometry


diff --git a/testdata/scad/misc/empty-shape-tests.scad b/testdata/scad/misc/empty-shape-tests.scad
new file mode 100644
index 0000000..2b1a98c
--- /dev/null
+++ b/testdata/scad/misc/empty-shape-tests.scad
@@ -0,0 +1,28 @@
+linear_extrude(h=1) {
+    square(0);
+    circle(0);
+    polygon();
+    import();
+}
+
+cube(0);
+sphere(0);
+cylinder(0);
+polyhedron();
+import();
+surface();
+rotate_extrude();
+linear_extrude();
+translate();
+color();
+hull();
+minkowski();
+union();
+difference();
+intersection();
+render();
+projection();
+assign();
+if(1) { }
+intersection_for();
+for();
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 6e1f905..053dbf9 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -841,7 +841,8 @@ list(APPEND CGALPNGTEST_FILES ${CMAKE_SOURCE_DIR}/../testdata/scad/misc/include-
                            ${CMAKE_SOURCE_DIR}/../testdata/scad/bugs/transform-nan-inf-tests.scad
                            ${CMAKE_SOURCE_DIR}/../testdata/scad/misc/localfiles-test.scad
                            ${CMAKE_SOURCE_DIR}/../testdata/scad/misc/localfiles_dir/localfiles-compatibility-test.scad
-                           ${CMAKE_SOURCE_DIR}/../testdata/scad/misc/rotate-empty-bbox.scad)
+                           ${CMAKE_SOURCE_DIR}/../testdata/scad/misc/rotate-empty-bbox.scad
+                           ${CMAKE_SOURCE_DIR}/../testdata/scad/misc/empty-shape-tests.scad)
 
 list(APPEND OPENCSGTEST_FILES ${CGALPNGTEST_FILES})
 list(APPEND OPENCSGTEST_FILES ${CMAKE_SOURCE_DIR}/../testdata/scad/bugs/intersection-prune-test.scad)
diff --git a/tests/regression/cgalpngtest/empty-shape-tests-expected.png b/tests/regression/cgalpngtest/empty-shape-tests-expected.png
new file mode 100644
index 0000000..50d838c
Binary files /dev/null and b/tests/regression/cgalpngtest/empty-shape-tests-expected.png differ
diff --git a/tests/regression/opencsgtest/empty-shape-tests-expected.png b/tests/regression/opencsgtest/empty-shape-tests-expected.png
new file mode 100644
index 0000000..50d838c
Binary files /dev/null and b/tests/regression/opencsgtest/empty-shape-tests-expected.png differ
diff --git a/tests/regression/throwntogethertest/empty-shape-tests-expected.png b/tests/regression/throwntogethertest/empty-shape-tests-expected.png
new file mode 100644
index 0000000..50d838c
Binary files /dev/null and b/tests/regression/throwntogethertest/empty-shape-tests-expected.png differ
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