diff options
Diffstat (limited to 'examples/cppunittest/TestAssertTest.cpp')
| -rw-r--r-- | examples/cppunittest/TestAssertTest.cpp | 37 |
1 files changed, 34 insertions, 3 deletions
diff --git a/examples/cppunittest/TestAssertTest.cpp b/examples/cppunittest/TestAssertTest.cpp index 3b621ed..e05c54e 100644 --- a/examples/cppunittest/TestAssertTest.cpp +++ b/examples/cppunittest/TestAssertTest.cpp @@ -1,6 +1,8 @@ #include "CoreSuite.h" #include "TestAssertTest.h" +#include <cppunit/portability/FloatingPoint.h> #include <algorithm> +#include <limits> /* Note: @@ -192,16 +194,45 @@ TestAssertTest::testAssertDoubleEqualsPrecision() CPPUNIT_FAIL( "Expected assertion failure" ); } + void TestAssertTest::testAssertDoubleNonFinite() { double inf = std::numeric_limits<double>::infinity(); + double nan = std::numeric_limits<double>::quiet_NaN(); + // test our portable floating-point primitives that detect NaN values + CPPUNIT_ASSERT( CPPUNIT_NS::floatingPointIsUnordered( nan ) ); + CPPUNIT_ASSERT( !CPPUNIT_NS::floatingPointIsUnordered( inf ) ); + CPPUNIT_ASSERT( !CPPUNIT_NS::floatingPointIsUnordered( -inf ) ); + CPPUNIT_ASSERT( !CPPUNIT_NS::floatingPointIsUnordered( 1.0 ) ); + CPPUNIT_ASSERT( !CPPUNIT_NS::floatingPointIsUnordered( 1.5 ) ); + CPPUNIT_ASSERT( !CPPUNIT_NS::floatingPointIsUnordered( 2.0 ) ); + CPPUNIT_ASSERT( !CPPUNIT_NS::floatingPointIsUnordered( 2.5 ) ); + CPPUNIT_ASSERT( !CPPUNIT_NS::floatingPointIsUnordered( 0.0 ) ); + CPPUNIT_ASSERT( !CPPUNIT_NS::floatingPointIsUnordered( -1.0 ) ); + CPPUNIT_ASSERT( !CPPUNIT_NS::floatingPointIsUnordered( -2.0 ) ); + // test our portable floating-point primitives that detect finite values + CPPUNIT_ASSERT( CPPUNIT_NS::floatingPointIsFinite( 0.0 ) ); + CPPUNIT_ASSERT( CPPUNIT_NS::floatingPointIsFinite( 0.5 ) ); + CPPUNIT_ASSERT( CPPUNIT_NS::floatingPointIsFinite( 1.0 ) ); + CPPUNIT_ASSERT( CPPUNIT_NS::floatingPointIsFinite( 1.5 ) ); + CPPUNIT_ASSERT( CPPUNIT_NS::floatingPointIsFinite( 2.0 ) ); + CPPUNIT_ASSERT( CPPUNIT_NS::floatingPointIsFinite( 2.5 ) ); + CPPUNIT_ASSERT( CPPUNIT_NS::floatingPointIsFinite( -1.5 ) ); + CPPUNIT_ASSERT( !CPPUNIT_NS::floatingPointIsFinite( nan ) ); + CPPUNIT_ASSERT( !CPPUNIT_NS::floatingPointIsFinite( inf ) ); + CPPUNIT_ASSERT( !CPPUNIT_NS::floatingPointIsFinite( -inf ) ); + // Infinity tests + CPPUNIT_ASSERT( inf == inf ); + CPPUNIT_ASSERT( -inf == -inf ); + CPPUNIT_ASSERT( -inf != inf ); + CPPUNIT_ASSERT( -inf < inf ); + CPPUNIT_ASSERT( inf > -inf ); CPPUNIT_ASSERT_ASSERTION_FAIL( CPPUNIT_ASSERT_DOUBLES_EQUAL( inf, 0.0, 1.0 ) ); CPPUNIT_ASSERT_ASSERTION_FAIL( CPPUNIT_ASSERT_DOUBLES_EQUAL( 0.0, inf, 1.0 ) ); CPPUNIT_ASSERT_ASSERTION_PASS( CPPUNIT_ASSERT_DOUBLES_EQUAL( inf, inf, 1.0 ) ); - - double nan = std::numeric_limits<double>::quiet_NaN(); - CPPUNIT_ASSERT_ASSERTION_FAIL( CPPUNIT_ASSERT_DOUBLES_EQUAL( nan, 0.0, 1.0 ) ); + // NaN tests + CPPUNIT_ASSERT_ASSERTION_FAIL( CPPUNIT_ASSERT_DOUBLES_EQUAL( nan, 0.0, 1.0 ) ); // this one fails CPPUNIT_ASSERT_ASSERTION_FAIL( CPPUNIT_ASSERT_DOUBLES_EQUAL( nan, nan, 1.0 ) ); CPPUNIT_ASSERT_ASSERTION_FAIL( CPPUNIT_ASSERT_DOUBLES_EQUAL( nan, inf, 1.0 ) ); CPPUNIT_ASSERT_ASSERTION_FAIL( CPPUNIT_ASSERT_DOUBLES_EQUAL( inf, nan, 1.0 ) ); |