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
|
require File.expand_path('../../../../spec_helper', __FILE__)
require File.expand_path('../../fixtures/classes', __FILE__)
describe "TCPServer.new" do
after(:each) do
@server.close if @server && !@server.closed?
end
it "binds to a host and a port" do
@server = TCPServer.new('127.0.0.1', SocketSpecs.port)
addr = @server.addr
addr[0].should == 'AF_INET'
addr[1].should be_kind_of(Fixnum)
# on some platforms (Mac), MRI
# returns comma at the end.
addr[2].should =~ /^#{SocketSpecs.hostname}\b/
addr[3].should == '127.0.0.1'
end
it "binds to localhost and a port with either IPv4 or IPv6" do
@server = TCPServer.new(SocketSpecs.hostname, SocketSpecs.port)
addr = @server.addr
if addr[0] == 'AF_INET'
addr[1].should == SocketSpecs.port
addr[2].should =~ /^#{SocketSpecs.hostname}\b/
addr[3].should == '127.0.0.1'
else
addr[1].should == SocketSpecs.port
addr[2].should =~ /^#{SocketSpecs.hostnamev6}\b/
addr[3].should == '::1'
end
end
it "binds to INADDR_ANY if the hostname is empty" do
@server = TCPServer.new('', SocketSpecs.port)
addr = @server.addr
addr[0].should == 'AF_INET'
addr[1].should == SocketSpecs.port
expected = ['', '0.0.0.0']
expected.should include(addr[2])
addr[3].should == '0.0.0.0'
end
it "binds to INADDR_ANY if the hostname is empty and the port is a string" do
@server = TCPServer.new('', SocketSpecs.port.to_s)
addr = @server.addr
addr[0].should == 'AF_INET'
addr[1].should == SocketSpecs.port
expected = ['', '0.0.0.0']
expected.should include(addr[2])
addr[3].should == '0.0.0.0'
end
it "coerces port to string, then determines port from that number or service name" do
t = Object.new
lambda { TCPServer.new(SocketSpecs.hostname, t) }.should raise_error(TypeError)
def t.to_str; SocketSpecs.port.to_s; end
@server = TCPServer.new(SocketSpecs.hostname, t)
addr = @server.addr
addr[1].should == SocketSpecs.port
# TODO: This should also accept strings like 'https', but I don't know how to
# pick such a service port that will be able to reliably bind...
end
it "raises Errno::EADDRNOTAVAIL when the adress is unknown" do
lambda { TCPServer.new("1.2.3.4", 4000) }.should raise_error(Errno::EADDRNOTAVAIL)
end
# There is no way to make this fail-proof on all machines, because
# DNS servers like opendns return A records for ANY host, including
# traditionally invalidly named ones.
quarantine! do
it "raises a SocketError when the host is unknown" do
lambda {
TCPServer.new("--notavalidname", 4000)
}.should raise_error(SocketError)
end
end
it "raises Errno::EADDRINUSE when address is already in use" do
lambda {
@server = TCPServer.new('127.0.0.1', SocketSpecs.port)
@server = TCPServer.new('127.0.0.1', SocketSpecs.port)
}.should raise_error(Errno::EADDRINUSE)
end
end
|
