1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
|
require 'test/unit'
class TestString < Test::Unit::TestCase
def check_sum(str, bits=16)
sum = 0
str.each_byte {|c| sum += c}
sum = sum & ((1 << bits) - 1) if bits != 0
assert_equal(sum, str.sum(bits))
end
def test_sum
assert_equal(0, "".sum)
assert_equal(294, "abc".sum)
check_sum("abc")
check_sum("\x80")
0.upto(70) {|bits|
check_sum("xyz", bits)
}
end
def test_inspect
original_kcode = $KCODE
$KCODE = 'n'
assert_equal('"\343\201\202"', "\xe3\x81\x82".inspect)
$KCODE = 'u'
assert_equal("\"\343\201\202\"", "\xe3\x81\x82".inspect)
assert_no_match(/\0/, "\xe3\x81".inspect, '[ruby-dev:39550]')
ensure
$KCODE = original_kcode
end
end
|
