diff options
Diffstat (limited to 'test')
-rw-r--r-- | test/ruby/test_bignum.rb | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/test/ruby/test_bignum.rb b/test/ruby/test_bignum.rb index 29fda85572..b77fd8f683 100644 --- a/test/ruby/test_bignum.rb +++ b/test/ruby/test_bignum.rb @@ -4,6 +4,9 @@ class TestBignum < Test::Unit::TestCase def setup @verbose = $VERBOSE $VERBOSE = nil + @fmax = Float::MAX.to_i + @fmax2 = @fmax * 2 + @big = (1 << 63) - 1 end def teardown @@ -395,4 +398,19 @@ class TestBignum < Test::Unit::TestCase e = assert_raise(RangeError) {(1 << big).to_s} assert_match(/too big to convert/, e.message) end + + def test_fix_fdiv + assert_not_equal(0, 1.fdiv(@fmax2)) + assert_in_delta(0.5, 1.fdiv(@fmax2) * @fmax, 0.01) + end + + def test_big_fdiv + assert_equal(1, @big.fdiv(@big)) + assert_not_equal(0, @big.fdiv(@fmax2)) + assert_not_equal(0, @fmax2.fdiv(@big)) + assert_not_equal(0, @fmax2.fdiv(@fmax2)) + assert_in_delta(0.5, @fmax.fdiv(@fmax2), 0.01) + assert_in_delta(1.0, @fmax2.fdiv(@fmax2), 0.01) + end + end |