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A few more real128 tests

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This commit is contained in:
Nathan Hourt 2014-10-16 09:31:15 -04:00
parent dfe67a4494
commit 5e7cd9776e
1 changed files with 21 additions and 7 deletions
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28
tests/real128_test.cpp
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@ -8,6 +8,7 @@ using std::string;
BOOST_AUTO_TEST_CASE(real128_test)
{
BOOST_CHECK_EQUAL(string(real128()), string("0."));
BOOST_CHECK_EQUAL(string(real128(0)), string("0."));
BOOST_CHECK_EQUAL(real128(8).to_uint64(), 8);
BOOST_CHECK_EQUAL(real128(6789).to_uint64(), 6789);
@ -20,19 +21,32 @@ BOOST_AUTO_TEST_CASE(real128_test)
real128 ten(10);
real128 two(2);
real128 twenty(20);
real128 pi(31415926535);
pi /= 10000000000;
BOOST_CHECK_EQUAL( string(ten), "10." );
BOOST_CHECK_EQUAL( string(two), "2." );
BOOST_CHECK_EQUAL( string(ten+two), "12." );
BOOST_CHECK_EQUAL( string(ten-two), "8." );
BOOST_CHECK_EQUAL( string(ten*two), "20." );
BOOST_CHECK_EQUAL( string(ten/two), "5." );
BOOST_CHECK_EQUAL( string(ten), "10." );
BOOST_CHECK_EQUAL( string(two), "2." );
BOOST_CHECK_EQUAL( string(ten+two), "12." );
BOOST_CHECK_EQUAL( string(ten-two), "8." );
BOOST_CHECK_EQUAL( string(ten*two), "20." );
BOOST_CHECK_EQUAL( string(ten/two), "5." );
BOOST_CHECK_EQUAL( string(ten/two/two/two*two*two*two), "10." );
BOOST_CHECK_EQUAL( string(ten/two/two/two*two*two*two), string(ten) );
BOOST_CHECK_EQUAL( string(twenty/ten), string(two) );
BOOST_CHECK_EQUAL( string(pi), "3.1415926535" );
BOOST_CHECK_EQUAL( string(pi*10), "31.415926535" );
BOOST_CHECK_EQUAL( string(pi*20), "62.83185307" );
BOOST_CHECK_EQUAL( string(real128("62.83185307")/twenty), string(pi) );
BOOST_CHECK_EQUAL( string(pi*1), "3.1415926535" );
BOOST_CHECK_EQUAL( string(pi*0), "0." );
BOOST_CHECK_EQUAL(real128("12345.6789").to_uint64(), 12345);
BOOST_CHECK_EQUAL((real128("12345.6789")*10000).to_uint64(), 123456789);
BOOST_CHECK_EQUAL(string(real128("12345.6789")), string("12345.6789"));
BOOST_CHECK_EQUAL( real128(uint64_t(-1)).to_uint64(), uint64_t(-1) );
wdump( (ten)(two)(twenty) );
wdump( (real128(uint64_t(-1)))(uint64_t(-1)) );
wdump((real128("12345.6789")) );
wdump( (ten/3*3) );
}