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- Additional tests for is_valid().

This commit is contained in:
Sylvain Pion 1999-10-12 16:09:57 +00:00
parent 2e3318540a
commit f1f766280a
1 changed files with 21 additions and 3 deletions
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24
Packages/Interval_arithmetic/test/Interval_arithmetic/include/tst_generic.C
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@ -75,6 +75,11 @@ bool square_root_test()
// Same thing for [-2;2] -> [-inf;+inf].
// Same thing for [-2.1;2.1] -> [-inf;+inf].
IA_nt test_add(const IA_nt &a, const IA_nt &b)
{
return a+b;
}
bool overflow_test()
{
int i=0;
@ -92,8 +97,8 @@ bool overflow_test()
b = b * b;
c *= c;
d = d * d;
DEBUG( std::cout << a << b << c << d << std::endl; )
// DEBUG( std::cout << a << std::endl; )
// DEBUG( std::cout << a << b << c << d << std::endl; )
DEBUG( std::cout << a << std::endl; )
}
for (i=0; i<10000; i++)
@ -101,6 +106,7 @@ bool overflow_test()
e += e;
f = f+f;
g += g;
DEBUG( std::cout << "f = " << f << std::endl; )
}
return a.is_same(IA_nt(CGAL_IA_MAX_DOUBLE, HUGE_VAL)) &&
@ -254,8 +260,20 @@ bool is_valid_test()
const IA_nt a(nan, nan), b(0,nan), c(nan, 0), d(1,0);
const IA_nt e(0,1), f(0,0);
tmpflag = CGAL::is_valid(a);
tmpflag = CGAL::is_valid(nan);
DEBUG( std::cout << std::endl; )
DEBUG( std::cout << "is_valid( " << nan << " ) = " << tmpflag << std::endl; )
flag = flag && !tmpflag;
tmpflag = CGAL::is_valid(zero);
DEBUG( std::cout << "is_valid( " << zero << " ) = " << tmpflag << std::endl; )
flag = flag && tmpflag;
tmpflag = CGAL::is_valid(inf);
DEBUG( std::cout << "is_valid( " << inf << " ) = " << tmpflag << std::endl; )
flag = flag && tmpflag;
tmpflag = CGAL::is_valid(a);
DEBUG( std::cout << "is_valid( " << a << " ) = " << tmpflag << std::endl; )
flag = flag && !tmpflag;