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
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
|
require 'test/unit'
module TestEOF
def test_eof_0
open_file("") {|f|
assert_equal("", f.read(0))
assert_equal("", f.read(0))
assert_equal("", f.read)
assert_equal(nil, f.read(0))
assert_equal(nil, f.read(0))
}
open_file("") {|f|
assert_equal(nil, f.read(1))
assert_equal(nil, f.read)
assert_equal(nil, f.read(1))
}
end
def test_eof_0_rw
return unless respond_to? :open_file_rw
open_file_rw("") {|f|
assert_equal("", f.read)
assert_equal(nil, f.read)
assert_equal(0, f.syswrite(""))
assert_equal(nil, f.read)
}
end
def test_eof_1
open_file("a") {|f|
assert_equal("", f.read(0))
assert_equal("a", f.read(1))
assert_equal("" , f.read(0))
assert_equal("" , f.read(0))
assert_equal("", f.read)
assert_equal(nil, f.read(0))
assert_equal(nil, f.read(0))
}
open_file("a") {|f|
assert_equal("a", f.read(1))
assert_equal(nil, f.read(1))
}
open_file("a") {|f|
assert_equal("a", f.read(2))
assert_equal(nil, f.read(1))
assert_equal(nil, f.read)
assert_equal(nil, f.read(1))
}
open_file("a") {|f|
assert_equal("a", f.read)
assert_equal(nil, f.read(1))
assert_equal(nil, f.read)
assert_equal(nil, f.read(1))
}
end
end
|
