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
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
| | # frozen_string_literal: true
require 'minitest/global_expectations/autorun'
require 'rack'
require 'rack/server'
require 'tempfile'
require 'socket'
require 'open-uri'
module Minitest::Spec::DSL
alias :should :it
end
describe Rack::Server do
SPEC_ARGV = []
before { SPEC_ARGV[0..-1] = [] }
def app
lambda { |env| [200, { 'Content-Type' => 'text/plain' }, ['success']] }
end
def with_stderr
old, $stderr = $stderr, StringIO.new
yield $stderr
ensure
$stderr = old
end
it "overrides :config if :app is passed in" do
server = Rack::Server.new(app: "FOO")
server.app.must_equal "FOO"
end
it "prefer to use :builder when it is passed in" do
server = Rack::Server.new(builder: "run lambda { |env| [200, {'Content-Type' => 'text/plain'}, ['success']] }")
server.app.class.must_equal Proc
Rack::MockRequest.new(server.app).get("/").body.to_s.must_equal 'success'
end
it "allow subclasses to override middleware" do
server = Class.new(Rack::Server).class_eval { def middleware; Hash.new [] end; self }
server.middleware['deployment'].wont_equal []
server.new(app: 'foo').middleware['deployment'].must_equal []
end
it "allow subclasses to override default middleware" do
server = Class.new(Rack::Server).instance_eval { def default_middleware_by_environment; Hash.new [] end; self }
server.middleware['deployment'].must_equal []
server.new(app: 'foo').middleware['deployment'].must_equal []
end
it "only provide default middleware for development and deployment environments" do
Rack::Server.default_middleware_by_environment.keys.sort.must_equal %w(deployment development)
end
it "always return an empty array for unknown environments" do
server = Rack::Server.new(app: 'foo')
server.middleware['production'].must_equal []
end
it "not include Rack::Lint in deployment environment" do
server = Rack::Server.new(app: 'foo')
server.middleware['deployment'].flatten.wont_include Rack::Lint
end
it "not include Rack::ShowExceptions in deployment environment" do
server = Rack::Server.new(app: 'foo')
server.middleware['deployment'].flatten.wont_include Rack::ShowExceptions
end
it "include Rack::TempfileReaper in deployment environment" do
server = Rack::Server.new(app: 'foo')
server.middleware['deployment'].flatten.must_include Rack::TempfileReaper
end
it "support CGI" do
begin
o, ENV["REQUEST_METHOD"] = ENV["REQUEST_METHOD"], 'foo'
server = Rack::Server.new(app: 'foo')
server.server.name =~ /CGI/
Rack::Server.logging_middleware.call(server).must_be_nil
ensure
ENV['REQUEST_METHOD'] = o
end
end
it "be quiet if said so" do
server = Rack::Server.new(app: "FOO", quiet: true)
Rack::Server.logging_middleware.call(server).must_be_nil
end
it "use a full path to the pidfile" do
# avoids issues with daemonize chdir
opts = Rack::Server.new.send(:parse_options, %w[--pid testing.pid])
opts[:pid].must_equal ::File.expand_path('testing.pid')
end
it "get options from ARGV" do
SPEC_ARGV[0..-1] = ['--debug', '-sthin', '--env', 'production']
server = Rack::Server.new
server.options[:debug].must_equal true
server.options[:server].must_equal 'thin'
server.options[:environment].must_equal 'production'
end
it "only override non-passed options from parsed .ru file" do
builder_file = File.join(File.dirname(__FILE__), 'builder', 'options.ru')
SPEC_ARGV[0..-1] = ['--debug', '-sthin', '--env', 'production', builder_file]
server = Rack::Server.new
server.app # force .ru file to be parsed
server.options[:debug].must_equal true
server.options[:server].must_equal 'thin'
server.options[:environment].must_equal 'production'
server.options[:Port].must_equal '2929'
end
it "run a server" do
pidfile = Tempfile.open('pidfile') { |f| break f }
FileUtils.rm pidfile.path
server = Rack::Server.new(
app: app,
environment: 'none',
pid: pidfile.path,
Port: TCPServer.open('127.0.0.1', 0){|s| s.addr[1] },
Host: '127.0.0.1',
Logger: WEBrick::Log.new(nil, WEBrick::BasicLog::WARN),
AccessLog: [],
daemonize: false,
server: 'webrick'
)
t = Thread.new { server.start { |s| Thread.current[:server] = s } }
t.join(0.01) until t[:server] && t[:server].status != :Stop
body = if URI.respond_to?(:open)
URI.open("http://127.0.0.1:#{server.options[:Port]}/") { |f| f.read }
else
open("http://127.0.0.1:#{server.options[:Port]}/") { |f| f.read }
end
body.must_equal 'success'
Process.kill(:INT, $$)
t.join
open(pidfile.path) { |f| f.read.must_equal $$.to_s }
end
it "check pid file presence and running process" do
pidfile = Tempfile.open('pidfile') { |f| f.write($$); break f }.path
server = Rack::Server.new(pid: pidfile)
server.send(:pidfile_process_status).must_equal :running
end
it "check pid file presence and dead process" do
dead_pid = `echo $$`.to_i
pidfile = Tempfile.open('pidfile') { |f| f.write(dead_pid); break f }.path
server = Rack::Server.new(pid: pidfile)
server.send(:pidfile_process_status).must_equal :dead
end
it "check pid file presence and exited process" do
pidfile = Tempfile.open('pidfile') { |f| break f }.path
::File.delete(pidfile)
server = Rack::Server.new(pid: pidfile)
server.send(:pidfile_process_status).must_equal :exited
end
it "check pid file presence and not owned process" do
owns_pid_1 = (Process.kill(0, 1) rescue nil) == 1
skip "cannot test if pid 1 owner matches current process (eg. docker/lxc)" if owns_pid_1
pidfile = Tempfile.open('pidfile') { |f| f.write(1); break f }.path
server = Rack::Server.new(pid: pidfile)
server.send(:pidfile_process_status).must_equal :not_owned
end
it "not write pid file when it is created after check" do
pidfile = Tempfile.open('pidfile') { |f| break f }.path
::File.delete(pidfile)
server = Rack::Server.new(pid: pidfile)
::File.open(pidfile, 'w') { |f| f.write(1) }
with_stderr do |err|
lambda { server.send(:write_pid) }.must_raise SystemExit
err.rewind
output = err.read
output.must_match(/already running/)
output.must_include pidfile
end
end
it "inform the user about existing pidfiles with running processes" do
pidfile = Tempfile.open('pidfile') { |f| f.write(1); break f }.path
server = Rack::Server.new(pid: pidfile)
with_stderr do |err|
lambda { server.start }.must_raise SystemExit
err.rewind
output = err.read
output.must_match(/already running/)
output.must_include pidfile
end
end
end
|