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
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
|
require_relative '../spec_helper'
require_relative '../fixtures/classes'
describe "UDPSocket#send" do
before :each do
@port = nil
@server_thread = Thread.new do
@server = UDPSocket.open
begin
@server.bind(nil, 0)
@port = @server.addr[1]
begin
@msg = @server.recvfrom_nonblock(64)
rescue IO::WaitReadable
IO.select([@server])
retry
end
ensure
@server.close if [email protected]?
end
end
Thread.pass while @server_thread.status and !@port
end
after :each do
@server_thread.join
end
it "sends data in ad hoc mode" do
@socket = UDPSocket.open
@socket.send("ad hoc", 0, SocketSpecs.hostname, @port)
@socket.close
@server_thread.join
@msg[0].should == "ad hoc"
@msg[1][0].should == "AF_INET"
@msg[1][1].should be_kind_of(Integer)
@msg[1][3].should == "127.0.0.1"
end
it "sends data in ad hoc mode (with port given as a String)" do
@socket = UDPSocket.open
@socket.send("ad hoc", 0, SocketSpecs.hostname, @port.to_s)
@socket.close
@server_thread.join
@msg[0].should == "ad hoc"
@msg[1][0].should == "AF_INET"
@msg[1][1].should be_kind_of(Integer)
@msg[1][3].should == "127.0.0.1"
end
it "sends data in connection mode" do
@socket = UDPSocket.open
@socket.connect(SocketSpecs.hostname, @port)
@socket.send("connection-based", 0)
@socket.close
@server_thread.join
@msg[0].should == "connection-based"
@msg[1][0].should == "AF_INET"
@msg[1][1].should be_kind_of(Integer)
@msg[1][3].should == "127.0.0.1"
end
it "raises EMSGSIZE if data is too too big" do
@socket = UDPSocket.open
begin
lambda do
@socket.send('1' * 100_000, 0, SocketSpecs.hostname, @port.to_s)
end.should raise_error(Errno::EMSGSIZE)
ensure
@socket.send("ad hoc", 0, SocketSpecs.hostname, @port)
@socket.close
@server_thread.join
end
end
end
describe 'UDPSocket#send' do
SocketSpecs.each_ip_protocol do |family, ip_address|
before do
@server = UDPSocket.new(family)
@client = UDPSocket.new(family)
@server.bind(ip_address, 0)
@addr = @server.connect_address
end
after do
@server.close
@client.close
end
describe 'using a disconnected socket' do
describe 'without a destination address' do
it "raises #{SocketSpecs.dest_addr_req_error}" do
lambda { @client.send('hello', 0) }.should raise_error(SocketSpecs.dest_addr_req_error)
end
end
describe 'with a destination address as separate arguments' do
it 'returns the amount of sent bytes' do
@client.send('hello', 0, @addr.ip_address, @addr.ip_port).should == 5
end
it 'does not persist the connection after sending data' do
@client.send('hello', 0, @addr.ip_address, @addr.ip_port)
lambda { @client.send('hello', 0) }.should raise_error(SocketSpecs.dest_addr_req_error)
end
end
describe 'with a destination address as a single String argument' do
it 'returns the amount of sent bytes' do
@client.send('hello', 0, @server.getsockname).should == 5
end
end
end
describe 'using a connected socket' do
describe 'without an explicit destination address' do
before do
@client.connect(@addr.ip_address, @addr.ip_port)
end
it 'returns the amount of bytes written' do
@client.send('hello', 0).should == 5
end
end
describe 'with an explicit destination address' do
before do
@alt_server = UDPSocket.new(family)
@alt_server.bind(ip_address, 0)
end
after do
@alt_server.close
end
it 'sends the data to the given address instead' do
@client.send('hello', 0, @alt_server.getsockname).should == 5
lambda { @server.recv(5) }.should block_caller
@alt_server.recv(5).should == 'hello'
end
end
end
end
end
|
