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0030378: Data Exchange - extract of subset of model entities fails (regression)

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Field theflags in class Interface_BitMap is always initialized to avoid exception on operations with the class.

Added test bugs step bug30378
This commit is contained in:
abv 2020-10-03 07:03:51 +03:00 committed by bugmaster
parent afe3ff9aaa
commit b81a7e3160
3 changed files with 31 additions and 34 deletions
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47
src/Interface/Interface_BitMap.cxx
View File

@ -33,11 +33,7 @@ void Interface_BitMap::Initialize(const Standard_Integer nbitems, const Standard
thenbitems = nbitems;
thenbwords = nbitems/32 + 1;
thenbflags = 0;
if(nbitems)
{
theflags = new TColStd_HArray1OfInteger (0,thenbwords*(resflags+1));
theflags->Init(0);
}
theflags = new TColStd_HArray1OfInteger(0, thenbwords*(resflags + 1), 0);
}
Interface_BitMap::Interface_BitMap
@ -50,33 +46,24 @@ Interface_BitMap::Interface_BitMap
void Interface_BitMap::Initialize(const Interface_BitMap& other,
const Standard_Boolean copied)
{
other.Internals (thenbitems,thenbwords,thenbflags,theflags,thenames);
if (!copied) return;
Standard_Integer nb = theflags->Upper ();
Handle(TColStd_HArray1OfInteger) flags = new TColStd_HArray1OfInteger(0,nb);
Standard_Integer i; // svv Jan11 2000 : porting on DEC
for (i = 0; i <= nb; i ++)
flags->SetValue (i,theflags->Value(i));
theflags = flags;
if (thenames.IsNull()) return;
nb = thenames->Length();
Handle(TColStd_HSequenceOfAsciiString) names = new TColStd_HSequenceOfAsciiString();
for (i = 1; i <= nb; i ++)
names->Append ( TCollection_AsciiString(thenames->Value(i)) );
thenames = names;
thenbitems = other.thenbitems;
thenbwords = other.thenbwords;
thenbflags = other.thenbflags;
if (!copied)
{
theflags = other.theflags;
thenames = other.thenames;
}
else
{
theflags = new TColStd_HArray1OfInteger(other.theflags->Array1());
if (! other.thenames.IsNull())
{
thenames = new TColStd_HSequenceOfAsciiString(other.thenames->Sequence());
}
}
}
void Interface_BitMap::Internals
(Standard_Integer& nbitems, Standard_Integer& nbwords,
Standard_Integer& nbflags,
Handle(TColStd_HArray1OfInteger)& flags,
Handle(TColStd_HSequenceOfAsciiString)& names) const
{
nbitems = thenbitems; nbwords = thenbwords; nbflags = thenbflags;
flags = theflags; names = thenames;
}
void Interface_BitMap::Reservate (const Standard_Integer moreflags)
{
Standard_Integer nb = theflags->Upper ();

4
src/Interface/Interface_BitMap.hxx
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@ -70,10 +70,6 @@ public:
//! Initialize a BitMap from another one
Standard_EXPORT void Initialize (const Interface_BitMap& other, const Standard_Boolean copied = Standard_False);
//! Returns internal values, used for copying
//! Flags values start at false
Standard_EXPORT void Internals (Standard_Integer& nbitems, Standard_Integer& nbwords, Standard_Integer& nbflags, Handle(TColStd_HArray1OfInteger)& flags, Handle(TColStd_HSequenceOfAsciiString)& names) const;
//! Reservates for a count of more flags
Standard_EXPORT void Reservate (const Standard_Integer moreflags);

14
tests/bugs/step/bug30378 Normal file
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@ -0,0 +1,14 @@
puts "# ==============================================================================="
puts "# 0030378: Data Exchange - extract of subset of model entities fails (regression)"
puts "# ==============================================================================="
puts "Prepare simple STEP model"
pload MODELING XSDRAW
box b 10 10 10
stepwrite a b
puts "Write entity #3"
set res [writeent ${imagedir}/${test_image}.stp 3]
if { ! [regexp {Write\s+Done} $res] } {
puts "Error: expected output is not found"
}