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Fix Fixnum overflow test in Integer#<< test

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- Skip when `MRB_WITHOUT_FLOAT` is defined.
- Make `Fixnum` overflow even when `MRB_INT64` is defined.
This commit is contained in:
KOBAYASHI Shuji
2019-09-23 21:59:35 +09:00
parent a4f2e1276c
commit 549317a36b
1 changed files with 4 additions and 4 deletions
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test/t/integer.rb
+4 -4
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@@ -154,11 +154,11 @@ assert('Integer#<<', '15.2.8.3.12') do
# Left Shift by a negative is Right Shift
assert_equal 23, 46 << -1
# Left Shift by 31 is bitShift overflow to SignedInt
assert_equal 2147483648, 1 << 31
skip unless Object.const_defined?(:Float)
# -3 Left Shift by 30 is bitShift overflow to SignedInt
assert_equal(-3221225472, -3 << 30)
# Overflow to Fixnum
assert_float 9223372036854775808.0, 1 << 63
assert_float(-13835058055282163712.0, -3 << 62)
end
assert('Integer#>>', '15.2.8.3.13') do