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Added bool_testable by Sam Partington

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[SVN r18413]
This commit is contained in:
Daniel Frey
2003-05-15 22:40:33 +00:00
parent 1be04eeec5
commit 88f4e47550
3 changed files with 179 additions and 1 deletions
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22
operators_test.cpp
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@ -50,6 +50,7 @@ namespace
class Wrapped1
: boost::operators<Wrapped1<T> >
, boost::shiftable<Wrapped1<T> >
, boost::bool_testable<Wrapped1<T> >
{
public:
explicit Wrapped1( T v = T() ) : _value(v) {}
@ -80,6 +81,7 @@ namespace
{ _value >>= x._value; return *this; }
Wrapped1& operator++() { ++_value; return *this; }
Wrapped1& operator--() { --_value; return *this; }
operator bool() const { return _value != 0; }
private:
T _value;
@ -555,6 +557,12 @@ template Wrapped6<unsigned int, unsigned char>;
#define PRIVATE_EXPR_TEST(e, t) BOOST_TEST( ((e), (t)) )
#define PRIVATE_BOOLEAN_EXPR_TEST(t, res) BOOST_TEST(static_cast<bool>((t)) == (res))
#if defined(BOOST_MSVC)
#define PRIVATE_MSVC_BOOL_TEST_WORKAROUND(x) (!!x)
#else
#define PRIVATE_MSVC_BOOL_TEST_WORKAROUND(x) (x)
#endif
int
test_main( int , char * [] )
@ -631,7 +639,19 @@ test_main( int , char * [] )
PRIVATE_EXPR_TEST( (i = i1 << i2), (i.value() == 4) );
PRIVATE_EXPR_TEST( (i = i2 >> i1), (i.value() == 1) );
PRIVATE_BOOLEAN_EXPR_TEST( i, false);
PRIVATE_BOOLEAN_EXPR_TEST( i1, true);
PRIVATE_BOOLEAN_EXPR_TEST( i2, true);
PRIVATE_BOOLEAN_EXPR_TEST(!i, true);
PRIVATE_BOOLEAN_EXPR_TEST(!i1, false);
PRIVATE_BOOLEAN_EXPR_TEST(!i2, false);
PRIVATE_BOOLEAN_EXPR_TEST(PRIVATE_MSVC_BOOL_TEST_WORKAROUND(i) && PRIVATE_MSVC_BOOL_TEST_WORKAROUND(i2), false);
PRIVATE_BOOLEAN_EXPR_TEST(PRIVATE_MSVC_BOOL_TEST_WORKAROUND(i) || PRIVATE_MSVC_BOOL_TEST_WORKAROUND(i2), true);
PRIVATE_BOOLEAN_EXPR_TEST(PRIVATE_MSVC_BOOL_TEST_WORKAROUND(i1) && PRIVATE_MSVC_BOOL_TEST_WORKAROUND(i2), false);
PRIVATE_BOOLEAN_EXPR_TEST(!i && PRIVATE_MSVC_BOOL_TEST_WORKAROUND(i2), false);
PRIVATE_BOOLEAN_EXPR_TEST(PRIVATE_MSVC_BOOL_TEST_WORKAROUND(i1) && !i, false);
cout << "Performed tests on MyInt objects.\n";
MyLong j1(1);