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| author | Sakura286 <sakura286@outlook.com> | 2024-10-15 17:49:21 +0800 |
|---|---|---|
| committer | Eike Rathke <erack@redhat.com> | 2024-10-17 11:46:34 +0200 |
| commit | 50656d54131abeefc88a6ceb77e7f60686ce2fea (patch) | |
| tree | d410075165379b246849335f840bab9f447231a4 /sal/qa/rtl/math/test-rtl-math.cxx | |
| parent | 92f952971908e84ea1c32ab93c8d6b2b6d66b392 (diff) | |
extract NaN payload test from single unit test
Change-Id: I51a029c9ac729352fe435b9a70c5e8bd2cf746b1
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/174964
Reviewed-by: Eike Rathke <erack@redhat.com>
Tested-by: Jenkins
Diffstat (limited to 'sal/qa/rtl/math/test-rtl-math.cxx')
| -rw-r--r-- | sal/qa/rtl/math/test-rtl-math.cxx | 23 |
1 files changed, 3 insertions, 20 deletions
diff --git a/sal/qa/rtl/math/test-rtl-math.cxx b/sal/qa/rtl/math/test-rtl-math.cxx index 7e28356f625a..8f669f265ecf 100644 --- a/sal/qa/rtl/math/test-rtl-math.cxx +++ b/sal/qa/rtl/math/test-rtl-math.cxx @@ -24,6 +24,7 @@ #include <rtl/math.hxx> #include <rtl/ustring.hxx> #include <limits> +#include <test/nanpayload_test.hxx> template<> inline std::string CPPUNIT_NS::assertion_traits<rtl_math_ConversionStatus>::toString( const rtl_math_ConversionStatus& x ) @@ -667,26 +668,8 @@ public: } void test_payloadNaN() { - // Test that a quiet NaN payload is propagated and behaves as we - // expect. Ideally that could be done with a constexpr in - // sal/rtl/math.cxx to fail already during compile time instead of make - // check, but.. - // See - // https://grouper.ieee.org/groups/msc/ANSI_IEEE-Std-754-2019/background/nan-propagation.pdf - double fVal1 = std::numeric_limits<double>::quiet_NaN(); - reinterpret_cast<sal_math_Double*>(&fVal1)->nan_parts.fraction_lo = 0xbeef; - const double fVal2 = 0 + fVal1; - CPPUNIT_ASSERT(std::isnan(fVal2)); - CPPUNIT_ASSERT_EQUAL_MESSAGE("Your platform does not support propagation of NaN payloads.", - static_cast<sal_uInt32>(0xbeef), - static_cast<sal_uInt32>(reinterpret_cast<const sal_math_Double*>(&fVal2)->nan_parts.fraction_lo)); - reinterpret_cast<sal_math_Double*>(&fVal1)->nan_parts.fraction_lo = 0xdead; - const double fVal3 = fVal1 + fVal2; - // Result is one of the payloaded NaNs but the standard does not - // specify which. - CPPUNIT_ASSERT_MESSAGE("Your platform does not support propagation of two combined NaN payloads.", - 0xbeef == reinterpret_cast<const sal_math_Double*>(&fVal3)->nan_parts.fraction_lo || - 0xdead == reinterpret_cast<const sal_math_Double*>(&fVal3)->nan_parts.fraction_lo); + NanPayloadTest nanTest; + CPPUNIT_ASSERT_MESSAGE(nanTest.getMessage(), nanTest.getIfSupported()); } CPPUNIT_TEST_SUITE(Test); |