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
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
|
# frozen_string_literal: true
require 'test/unit'
require_relative 'scheduler'
require 'timeout'
class TestFiberIOBuffer < Test::Unit::TestCase
MESSAGE = "Hello World"
def test_read_write_blocking
omit "UNIXSocket is not defined!" unless defined?(UNIXSocket)
i, o = UNIXSocket.pair
i.nonblock = false
o.nonblock = false
message = nil
thread = Thread.new do
scheduler = IOBufferScheduler.new
Fiber.set_scheduler scheduler
Fiber.schedule do
message = i.read(20)
i.close
end
Fiber.schedule do
o.write(MESSAGE)
o.close
end
end
thread.join
assert_equal MESSAGE, message
assert_predicate(i, :closed?)
assert_predicate(o, :closed?)
ensure
i&.close
o&.close
end
def test_timeout_after
omit "UNIXSocket is not defined!" unless defined?(UNIXSocket)
i, o = UNIXSocket.pair
i.nonblock = false
o.nonblock = false
message = nil
error = nil
thread = Thread.new do
scheduler = IOBufferScheduler.new
Fiber.set_scheduler scheduler
Fiber.schedule do
Timeout.timeout(0.1) do
message = i.read(20)
end
rescue Timeout::Error => error
# Assertions below.
ensure
i.close
end
end
thread.join
assert_nil message
assert_kind_of Timeout::Error, error
ensure
i&.close
o&.close
end
def test_read_nonblock
omit "UNIXSocket is not defined!" unless defined?(UNIXSocket)
i, o = UNIXSocket.pair
message = nil
thread = Thread.new do
scheduler = IOBufferScheduler.new
Fiber.set_scheduler scheduler
Fiber.schedule do
message = i.read_nonblock(20, exception: false)
i.close
end
end
thread.join
assert_equal :wait_readable, message
ensure
i&.close
o&.close
end
def test_write_nonblock
omit "UNIXSocket is not defined!" unless defined?(UNIXSocket)
i, o = UNIXSocket.pair
thread = Thread.new do
scheduler = IOBufferScheduler.new
Fiber.set_scheduler scheduler
Fiber.schedule do
o.write_nonblock(MESSAGE, exception: false)
o.close
end
end
thread.join
assert_equal MESSAGE, i.read
ensure
i&.close
o&.close
end
end
|