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
| | # frozen_string_literal: true
require 'minitest/global_expectations/autorun'
require 'rack/etag'
require 'rack/lint'
require 'rack/mock'
require 'time'
describe Rack::ETag do
def etag(app, *args)
Rack::Lint.new Rack::ETag.new(app, *args)
end
def request
Rack::MockRequest.env_for
end
def sendfile_body
res = ['Hello World']
def res.to_path ; "/tmp/hello.txt" ; end
res
end
it "set ETag if none is set if status is 200" do
app = lambda { |env| [200, { 'Content-Type' => 'text/plain' }, ["Hello, World!"]] }
response = etag(app).call(request)
response[1]['ETag'].must_equal "W/\"dffd6021bb2bd5b0af676290809ec3a5\""
end
it "set ETag if none is set if status is 201" do
app = lambda { |env| [201, { 'Content-Type' => 'text/plain' }, ["Hello, World!"]] }
response = etag(app).call(request)
response[1]['ETag'].must_equal "W/\"dffd6021bb2bd5b0af676290809ec3a5\""
end
it "set Cache-Control to 'max-age=0, private, must-revalidate' (default) if none is set" do
app = lambda { |env| [201, { 'Content-Type' => 'text/plain' }, ["Hello, World!"]] }
response = etag(app).call(request)
response[1]['Cache-Control'].must_equal 'max-age=0, private, must-revalidate'
end
it "set Cache-Control to chosen one if none is set" do
app = lambda { |env| [201, { 'Content-Type' => 'text/plain' }, ["Hello, World!"]] }
response = etag(app, nil, 'public').call(request)
response[1]['Cache-Control'].must_equal 'public'
end
it "set a given Cache-Control even if digest could not be calculated" do
app = lambda { |env| [200, { 'Content-Type' => 'text/plain' }, []] }
response = etag(app, 'no-cache').call(request)
response[1]['Cache-Control'].must_equal 'no-cache'
end
it "not set Cache-Control if it is already set" do
app = lambda { |env| [201, { 'Content-Type' => 'text/plain', 'Cache-Control' => 'public' }, ["Hello, World!"]] }
response = etag(app).call(request)
response[1]['Cache-Control'].must_equal 'public'
end
it "not set Cache-Control if directive isn't present" do
app = lambda { |env| [200, { 'Content-Type' => 'text/plain' }, ["Hello, World!"]] }
response = etag(app, nil, nil).call(request)
response[1]['Cache-Control'].must_be_nil
end
it "not change ETag if it is already set" do
app = lambda { |env| [200, { 'Content-Type' => 'text/plain', 'ETag' => '"abc"' }, ["Hello, World!"]] }
response = etag(app).call(request)
response[1]['ETag'].must_equal "\"abc\""
end
it "not set ETag if body is empty" do
app = lambda { |env| [200, { 'Content-Type' => 'text/plain', 'Last-Modified' => Time.now.httpdate }, []] }
response = etag(app).call(request)
response[1]['ETag'].must_be_nil
end
it "not set ETag if Last-Modified is set" do
app = lambda { |env| [200, { 'Content-Type' => 'text/plain', 'Last-Modified' => Time.now.httpdate }, ["Hello, World!"]] }
response = etag(app).call(request)
response[1]['ETag'].must_be_nil
end
it "not set ETag if a sendfile_body is given" do
app = lambda { |env| [200, { 'Content-Type' => 'text/plain' }, sendfile_body] }
response = etag(app).call(request)
response[1]['ETag'].must_be_nil
end
it "not set ETag if a status is not 200 or 201" do
app = lambda { |env| [401, { 'Content-Type' => 'text/plain' }, ['Access denied.']] }
response = etag(app).call(request)
response[1]['ETag'].must_be_nil
end
it "not set ETag if no-cache is given" do
app = lambda { |env| [200, { 'Content-Type' => 'text/plain', 'Cache-Control' => 'no-cache, must-revalidate' }, ['Hello, World!']] }
response = etag(app).call(request)
response[1]['ETag'].must_be_nil
end
it "close the original body" do
body = StringIO.new
app = lambda { |env| [200, {}, body] }
response = etag(app).call(request)
body.wont_be :closed?
response[2].close
body.must_be :closed?
end
end
|