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add unit tests for bug #1619

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This commit is contained in:
Gael Guennebaud 2018-11-01 15:14:50 +01:00
parent 8d7a73e48e
commit 9d318b92c6
1 changed files with 50 additions and 0 deletions
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50
test/stl_iterators.cpp
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@ -46,6 +46,50 @@ bool is_pointer_based_stl_iterator(const internal::pointer_based_stl_iterator<Xp
template<typename XprType>
bool is_generic_randaccess_stl_iterator(const internal::generic_randaccess_stl_iterator<XprType> &) { return true; }
template<typename Xpr>
void check_begin_end_for_loop(Xpr xpr)
{
const Xpr& cxpr(xpr);
Index i = 0;
i = 0;
for(typename Xpr::iterator it = xpr.begin(); it!=xpr.end(); ++it) { VERIFY_IS_EQUAL(*it,xpr[i++]); }
i = 0;
for(typename Xpr::const_iterator it = xpr.cbegin(); it!=xpr.cend(); ++it) { VERIFY_IS_EQUAL(*it,xpr[i++]); }
i = 0;
for(typename Xpr::const_iterator it = cxpr.begin(); it!=cxpr.end(); ++it) { VERIFY_IS_EQUAL(*it,xpr[i++]); }
// Needs to be uncommented while fixing bug 1619
// i = 0;
// for(typename Xpr::const_iterator it = xpr.begin(); it!=xpr.end(); ++it) { VERIFY_IS_EQUAL(*it,xpr[i++]); }
if(xpr.size()>0) {
VERIFY(xpr.begin() != xpr.end());
VERIFY(xpr.begin() < xpr.end());
VERIFY(xpr.begin() <= xpr.end());
VERIFY(!(xpr.begin() == xpr.end()));
VERIFY(!(xpr.begin() < xpr.end()));
VERIFY(!(xpr.begin() <= xpr.end()));
// Needs to be uncommented while fixing bug 1619
// VERIFY(xpr.cbegin() != xpr.end());
// VERIFY(xpr.cbegin() < xpr.end());
// VERIFY(xpr.cbegin() <= xpr.end());
// VERIFY(!(xpr.cbegin() == xpr.end()));
// VERIFY(!(xpr.cbegin() < xpr.end()));
// VERIFY(!(xpr.cbegin() <= xpr.end()));
// VERIFY(xpr.begin() != xpr.cend());
// VERIFY(xpr.begin() < xpr.cend());
// VERIFY(xpr.begin() <= xpr.cend());
// VERIFY(!(xpr.begin() == xpr.cend()));
// VERIFY(!(xpr.begin() < xpr.cend()));
// VERIFY(!(xpr.begin() <= xpr.cend()));
}
}
template<typename Scalar, int Rows, int Cols>
void test_stl_iterators(int rows=Rows, int cols=Cols)
{
@ -94,6 +138,12 @@ void test_stl_iterators(int rows=Rows, int cols=Cols)
VERIFY( is_generic_randaccess_stl_iterator(A.template reshaped<RowMajor>().end()) );
}
{
check_begin_end_for_loop(v);
check_begin_end_for_loop(v.col(internal::random<Index>(0,A.cols()-1)));
check_begin_end_for_loop(v.row(internal::random<Index>(0,A.rows()-1)));
}
#if EIGEN_HAS_CXX11
// check swappable
{