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-rw-r--r--test/ruby/test_float.rb42
-rw-r--r--test/ruby/test_integer.rb44
-rw-r--r--test/ruby/test_rational.rb23
3 files changed, 95 insertions, 14 deletions
diff --git a/test/ruby/test_float.rb b/test/ruby/test_float.rb
index b31c0415f2..f2989e4f5b 100644
--- a/test/ruby/test_float.rb
+++ b/test/ruby/test_float.rb
@@ -659,6 +659,48 @@ class TestFloat < Test::Unit::TestCase
}
end
+ def test_round_half_even
+ assert_equal(12.0, 12.5.round(half: :even))
+ assert_equal(14.0, 13.5.round(half: :even))
+
+ assert_equal(2.2, 2.15.round(1, half: :even))
+ assert_equal(2.2, 2.25.round(1, half: :even))
+ assert_equal(2.4, 2.35.round(1, half: :even))
+
+ assert_equal(-2.2, -2.15.round(1, half: :even))
+ assert_equal(-2.2, -2.25.round(1, half: :even))
+ assert_equal(-2.4, -2.35.round(1, half: :even))
+
+ assert_equal(7.1364, 7.13645.round(4, half: :even))
+ assert_equal(7.1365, 7.1364501.round(4, half: :even))
+ assert_equal(7.1364, 7.1364499.round(4, half: :even))
+
+ assert_equal(-7.1364, -7.13645.round(4, half: :even))
+ assert_equal(-7.1365, -7.1364501.round(4, half: :even))
+ assert_equal(-7.1364, -7.1364499.round(4, half: :even))
+ end
+
+ def test_round_half_up
+ assert_equal(13.0, 12.5.round(half: :up))
+ assert_equal(14.0, 13.5.round(half: :up))
+
+ assert_equal(2.2, 2.15.round(1, half: :up))
+ assert_equal(2.3, 2.25.round(1, half: :up))
+ assert_equal(2.4, 2.35.round(1, half: :up))
+
+ assert_equal(-2.2, -2.15.round(1, half: :up))
+ assert_equal(-2.3, -2.25.round(1, half: :up))
+ assert_equal(-2.4, -2.35.round(1, half: :up))
+
+ assert_equal(7.1365, 7.13645.round(4, half: :up))
+ assert_equal(7.1365, 7.1364501.round(4, half: :up))
+ assert_equal(7.1364, 7.1364499.round(4, half: :up))
+
+ assert_equal(-7.1365, -7.13645.round(4, half: :up))
+ assert_equal(-7.1365, -7.1364501.round(4, half: :up))
+ assert_equal(-7.1364, -7.1364499.round(4, half: :up))
+ end
+
def test_Float
assert_in_delta(0.125, Float("0.1_2_5"), 0.00001)
assert_in_delta(0.125, "0.1_2_5__".to_f, 0.00001)
diff --git a/test/ruby/test_integer.rb b/test/ruby/test_integer.rb
index 6e505ec003..d9dd754ca6 100644
--- a/test/ruby/test_integer.rb
+++ b/test/ruby/test_integer.rb
@@ -187,13 +187,49 @@ class TestInteger < Test::Unit::TestCase
assert_int_equal(11110, 11111.round(-1))
assert_int_equal(11100, 11111.round(-2))
assert_int_equal(+200, +249.round(-2))
- assert_int_equal(+300, +250.round(-2))
+ assert_int_equal(+200, +250.round(-2))
assert_int_equal(-200, -249.round(-2))
- assert_int_equal(-300, -250.round(-2))
- assert_int_equal(+30 * 10**70, (+25 * 10**70).round(-71))
- assert_int_equal(-30 * 10**70, (-25 * 10**70).round(-71))
+ assert_int_equal(+200, +249.round(-2, half: :even))
+ assert_int_equal(+200, +250.round(-2, half: :even))
+ assert_int_equal(+300, +349.round(-2, half: :even))
+ assert_int_equal(+400, +350.round(-2, half: :even))
+ assert_int_equal(+200, +249.round(-2, half: :up))
+ assert_int_equal(+300, +250.round(-2, half: :up))
+ assert_int_equal(+300, +349.round(-2, half: :up))
+ assert_int_equal(+400, +350.round(-2, half: :up))
+ assert_int_equal(-200, -250.round(-2))
+ assert_int_equal(-200, -249.round(-2, half: :even))
+ assert_int_equal(-200, -250.round(-2, half: :even))
+ assert_int_equal(-300, -349.round(-2, half: :even))
+ assert_int_equal(-400, -350.round(-2, half: :even))
+ assert_int_equal(-200, -249.round(-2, half: :up))
+ assert_int_equal(-300, -250.round(-2, half: :up))
+ assert_int_equal(-300, -349.round(-2, half: :up))
+ assert_int_equal(-400, -350.round(-2, half: :up))
+ assert_int_equal(+20 * 10**70, (+25 * 10**70).round(-71))
+ assert_int_equal(-20 * 10**70, (-25 * 10**70).round(-71))
assert_int_equal(+20 * 10**70, (+25 * 10**70 - 1).round(-71))
assert_int_equal(-20 * 10**70, (-25 * 10**70 + 1).round(-71))
+ assert_int_equal(+40 * 10**70, (+35 * 10**70).round(-71))
+ assert_int_equal(-40 * 10**70, (-35 * 10**70).round(-71))
+ assert_int_equal(+30 * 10**70, (+35 * 10**70 - 1).round(-71))
+ assert_int_equal(-30 * 10**70, (-35 * 10**70 + 1).round(-71))
+ assert_int_equal(+20 * 10**70, (+25 * 10**70).round(-71, half: :even))
+ assert_int_equal(-20 * 10**70, (-25 * 10**70).round(-71, half: :even))
+ assert_int_equal(+20 * 10**70, (+25 * 10**70 - 1).round(-71, half: :even))
+ assert_int_equal(-20 * 10**70, (-25 * 10**70 + 1).round(-71, half: :even))
+ assert_int_equal(+40 * 10**70, (+35 * 10**70).round(-71, half: :even))
+ assert_int_equal(-40 * 10**70, (-35 * 10**70).round(-71, half: :even))
+ assert_int_equal(+30 * 10**70, (+35 * 10**70 - 1).round(-71, half: :even))
+ assert_int_equal(-30 * 10**70, (-35 * 10**70 + 1).round(-71, half: :even))
+ assert_int_equal(+30 * 10**70, (+25 * 10**70).round(-71, half: :up))
+ assert_int_equal(-30 * 10**70, (-25 * 10**70).round(-71, half: :up))
+ assert_int_equal(+20 * 10**70, (+25 * 10**70 - 1).round(-71, half: :up))
+ assert_int_equal(-20 * 10**70, (-25 * 10**70 + 1).round(-71, half: :up))
+ assert_int_equal(+40 * 10**70, (+35 * 10**70).round(-71, half: :up))
+ assert_int_equal(-40 * 10**70, (-35 * 10**70).round(-71, half: :up))
+ assert_int_equal(+30 * 10**70, (+35 * 10**70 - 1).round(-71, half: :up))
+ assert_int_equal(-30 * 10**70, (-35 * 10**70 + 1).round(-71, half: :up))
assert_int_equal(1111_1111_1111_1111_1111_1111_1111_1110, 1111_1111_1111_1111_1111_1111_1111_1111.round(-1))
assert_int_equal(-1111_1111_1111_1111_1111_1111_1111_1110, (-1111_1111_1111_1111_1111_1111_1111_1111).round(-1))
diff --git a/test/ruby/test_rational.rb b/test/ruby/test_rational.rb
index 387f4121cf..d65c292970 100644
--- a/test/ruby/test_rational.rb
+++ b/test/ruby/test_rational.rb
@@ -597,17 +597,20 @@ class Rational_Test < Test::Unit::TestCase
end
def test_trunc
- [[Rational(13, 5), [ 2, 3, 2, 3]], # 2.6
- [Rational(5, 2), [ 2, 3, 2, 3]], # 2.5
- [Rational(12, 5), [ 2, 3, 2, 2]], # 2.4
- [Rational(-12,5), [-3, -2, -2, -2]], # -2.4
- [Rational(-5, 2), [-3, -2, -2, -3]], # -2.5
- [Rational(-13, 5), [-3, -2, -2, -3]], # -2.6
+ [[Rational(13, 5), [ 2, 3, 2, 3, 3, 3]], # 2.6
+ [Rational(5, 2), [ 2, 3, 2, 2, 2, 3]], # 2.5
+ [Rational(12, 5), [ 2, 3, 2, 2, 2, 2]], # 2.4
+ [Rational(-12,5), [-3, -2, -2, -2, -2, -2]], # -2.4
+ [Rational(-5, 2), [-3, -2, -2, -2, -2, -3]], # -2.5
+ [Rational(-13, 5), [-3, -2, -2, -3, -3, -3]], # -2.6
].each do |i, a|
- assert_equal(a[0], i.floor)
- assert_equal(a[1], i.ceil)
- assert_equal(a[2], i.truncate)
- assert_equal(a[3], i.round)
+ s = proc {i.inspect}
+ assert_equal(a[0], i.floor, s)
+ assert_equal(a[1], i.ceil, s)
+ assert_equal(a[2], i.truncate, s)
+ assert_equal(a[3], i.round, s)
+ assert_equal(a[4], i.round(half: :even), s)
+ assert_equal(a[5], i.round(half: :up), s)
end
end
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-22 15:14:13 +0000