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0028445: Data Exchange - Opening specific STEP file leads to application crash

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Add check for null vertex during translation from STEP.
This commit is contained in:
ika 2017-02-07 15:20:29 +03:00 committed by apn
parent dace4784d1
commit 9f984417b1
3 changed files with 39 additions and 7 deletions
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5
src/StepToTopoDS/StepToTopoDS_TranslateVertex.cxx
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@ -65,6 +65,11 @@ void StepToTopoDS_TranslateVertex::Init(const Handle(StepShape_Vertex)& aVertex,
StepToTopoDS_Tool& aTool, StepToTopoDS_Tool& aTool,
StepToTopoDS_NMTool& NMTool) StepToTopoDS_NMTool& NMTool)
{ {
if (aVertex.IsNull()) {
myError = StepToTopoDS_TranslateVertexOther;
done = Standard_False;
return;
}
if (!aTool.IsBound(aVertex)) { if (!aTool.IsBound(aVertex)) {
// [BEGIN] Proceed with non-manifold topology (ssv; 14.11.2010) // [BEGIN] Proceed with non-manifold topology (ssv; 14.11.2010)

14
tests/bugs/step/bug26451
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@ -9,20 +9,20 @@ puts ""
stepread [locate_data_file bug26451_Test_STEP.stp] a * stepread [locate_data_file bug26451_Test_STEP.stp] a *
tpcompound result tpcompound result
checkprops result -s 550061 checkprops result -s 551394
checkshape result checkshape result
set nbshapes_expected " set nbshapes_expected "
Number of shapes in shape Number of shapes in shape
VERTEX : 7973 VERTEX : 8057
EDGE : 8250 EDGE : 8372
WIRE : 1950 WIRE : 1988
FACE : 1716 FACE : 1754
SHELL : 1716 SHELL : 1754
SOLID : 0 SOLID : 0
COMPSOLID : 0 COMPSOLID : 0
COMPOUND : 1 COMPOUND : 1
SHAPE : 21606 SHAPE : 21926
" "
checknbshapes result -ref ${nbshapes_expected} -t -m "importing file" checknbshapes result -ref ${nbshapes_expected} -t -m "importing file"
checkview -display result -3d -path ${imagedir}/${test_image}.png checkview -display result -3d -path ${imagedir}/${test_image}.png

27
tests/bugs/step/bug28256 Normal file
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@ -0,0 +1,27 @@
puts "========"
puts "OCC28256"
puts "========"
puts ""
##########################################################################
# Opening specific STEP file leads to application crash
##########################################################################
stepread [locate_data_file bug28256_test.stp] a *
tpcompound result
checkprops result -s 1.8e+101
set nbshapes_expected "
Number of shapes in shape
VERTEX : 56881
EDGE : 85310
WIRE : 37795
FACE : 32992
SHELL : 1318
SOLID : 1308
COMPSOLID : 0
COMPOUND : 1
SHAPE : 215605
"
checknbshapes result -ref ${nbshapes_expected} -t -m "importing file"
checkview -display result -3d -path ${imagedir}/${test_image}.png