0021427: Invalid result of cutting attached shapes

Adding test case

diff --git a/tests/bugs/modalg_6/bug21427 b/tests/bugs/modalg_6/bug21427
new file mode 100644 (file)
index 0000000..bfe0654
--- /dev/null
+++ b/tests/bugs/modalg_6/bug21427
@@ -0,0 +1,16 @@
+puts "============"
+puts "OCC21427"
+puts "============"
+puts ""
+######################################################
+# Operation "cut" crashes on attached shapes
+######################################################
+
+restore [locate_data_file bug21427a.brep] shape
+restore [locate_data_file bug21427b.brep] tool
+
+bcut result shape tool
+
+checkprops result -s 1.49188e+007 
+checkshape result
+checkview -display result -2d -path ${imagedir}/${test_image}.png
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