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Attempt to test for QPDFNameTreeObjectHelper's vtable

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It has disappeared from the DLL on Windows a few times.
This commit is contained in:
Jay Berkenbilt 2022-10-06 08:04:45 -04:00
parent 06c6f9a971
commit db6598b449
2 changed files with 26 additions and 0 deletions
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1
qpdf/qtest/qpdf/exceptions.out
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@ -2,4 +2,5 @@ Caught QPDFExc as expected
Caught QPDFSystemError as expected
Caught logic_error as expected
Caught runtime_error as expected
~ExtendNameTree called
test 61 done

25
qpdf/test_driver.cc
View File

@ -47,6 +47,24 @@ usage()
exit(2);
}
// Derive from QPDFNumberTreeObjectHelper -- See test 61
class ExtendNameTree: public QPDFNameTreeObjectHelper
{
public:
ExtendNameTree(QPDFObjectHandle o, QPDF& q);
virtual ~ExtendNameTree();
};
ExtendNameTree::ExtendNameTree(QPDFObjectHandle o, QPDF& q) :
QPDFNameTreeObjectHelper(o, q)
{
}
ExtendNameTree::~ExtendNameTree()
{
std::cout << "~ExtendNameTree called" << std::endl;
}
class Provider: public QPDFObjectHandle::StreamDataProvider
{
public:
@ -2281,6 +2299,13 @@ test_61(QPDF& pdf, char const* arg2)
Pl_Discard pd;
Pipeline* p = &pd;
assert(dynamic_cast<Pl_Discard*>(p) != nullptr);
// For some reason, QPDFNameTreeObjectHelper's vtable seems to
// like to not make it into the shared library with mingw. Try to
// make sure this is really fixed.
QPDFNameTreeObjectHelper* n =
new ExtendNameTree(QPDFObjectHandle::newNull(), pdf);
delete n;
}
static void