aboutsummaryrefslogtreecommitdiffstats
path: root/actionpack/test/controller/send_file_test.rb
blob: fd2399e433ec05515f35819098bd01cdcaa1fb85 (plain) (blame)
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
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
# frozen_string_literal: true

require "abstract_unit"

module TestFileUtils
  def file_name() File.basename(__FILE__) end
  def file_path() __FILE__ end
  def file_data() @data ||= File.open(file_path, "rb") { |f| f.read } end
end

class SendFileController < ActionController::Base
  include TestFileUtils
  include ActionController::Testing
  layout "layouts/standard" # to make sure layouts don't interfere

  before_action :file, only: :file_from_before_action

  attr_writer :options
  def options
    @options ||= {}
  end

  def file
    send_file(file_path, options)
  end

  def file_from_before_action
    raise "No file sent from before action."
  end

  def test_send_file_headers_bang
    options = {
      type: Mime[:png],
      disposition: "disposition",
      filename: "filename"
    }

    send_data "foo", options
  end

  def test_send_file_headers_with_disposition_as_a_symbol
    options = {
      type: Mime[:png],
      disposition: :disposition,
      filename: "filename"
    }

    send_data "foo", options
  end

  def test_send_file_headers_with_mime_lookup_with_symbol
    options = { type: :png }

    send_data "foo", options
  end

  def test_send_file_headers_with_bad_symbol
    options = { type: :this_type_is_not_registered }
    send_data "foo", options
  end

  def test_send_file_headers_with_nil_content_type
    options = { type: nil }
    send_data "foo", options
  end

  def test_send_file_headers_guess_type_from_extension
    options = { filename: params[:filename] }
    send_data "foo", options
  end

  def data
    send_data(file_data, options)
  end
end

class SendFileWithActionControllerLive < SendFileController
  include ActionController::Live
end

class SendFileTest < ActionController::TestCase
  include TestFileUtils

  def setup
    @controller = SendFileController.new
  end

  def test_file_nostream
    @controller.options = { stream: false }
    response = nil
    assert_nothing_raised { response = process("file") }
    assert_not_nil response
    body = response.body
    assert_kind_of String, body
    assert_equal file_data, body
  end

  def test_file_stream
    response = nil
    assert_nothing_raised { response = process("file") }
    assert_not_nil response
    assert_respond_to response.stream, :each
    assert_respond_to response.stream, :to_path

    require "stringio"
    output = StringIO.new
    output.binmode
    output.string.force_encoding(file_data.encoding)
    response.body_parts.each { |part| output << part.to_s }
    assert_equal file_data, output.string
  end

  def test_file_url_based_filename
    @controller.options = { url_based_filename: true }
    response = nil
    assert_nothing_raised { response = process("file") }
    assert_not_nil response
    assert_equal "attachment", response.headers["Content-Disposition"]
  end

  def test_data
    response = nil
    assert_nothing_raised { response = process("data") }
    assert_not_nil response

    assert_kind_of String, response.body
    assert_equal file_data, response.body
  end

  def test_headers_after_send_shouldnt_include_charset
    response = process("data")
    assert_equal "application/octet-stream", response.headers["Content-Type"]

    response = process("file")
    assert_equal "application/octet-stream", response.headers["Content-Type"]
  end

  # Test that send_file_headers! is setting the correct HTTP headers.
  def test_send_file_headers_bang
    # Do it a few times: the resulting headers should be identical
    # no matter how many times you send with the same options.
    # Test resolving Ticket #458.
    5.times do
      get :test_send_file_headers_bang

      assert_equal "image/png", response.content_type
      assert_equal 'disposition; filename="filename"', response.get_header("Content-Disposition")
      assert_equal "binary", response.get_header("Content-Transfer-Encoding")
      assert_equal "private", response.get_header("Cache-Control")
    end
  end

  def test_send_file_headers_with_disposition_as_a_symbol
    get :test_send_file_headers_with_disposition_as_a_symbol

    assert_equal 'disposition; filename="filename"', response.get_header("Content-Disposition")
  end

  def test_send_file_headers_with_mime_lookup_with_symbol
    get __method__
    assert_equal "image/png", response.content_type
  end

  def test_send_file_headers_with_bad_symbol
    error = assert_raise(ArgumentError) { get __method__ }
    assert_equal "Unknown MIME type this_type_is_not_registered", error.message
  end

  def test_send_file_headers_with_nil_content_type
    error = assert_raise(ArgumentError) { get __method__ }
    assert_equal ":type option required", error.message
  end

  def test_send_file_headers_guess_type_from_extension
    {
      "image.png" => "image/png",
      "image.jpeg" => "image/jpeg",
      "image.jpg" => "image/jpeg",
      "image.tif" => "image/tiff",
      "image.gif" => "image/gif",
      "movie.mpg" => "video/mpeg",
      "file.zip" => "application/zip",
      "file.unk" => "application/octet-stream",
      "zip" => "application/octet-stream"
    }.each do |filename, expected_type|
      get __method__, params: { filename: filename }
      assert_equal expected_type, response.content_type
    end
  end

  def test_send_file_with_default_content_disposition_header
    process("data")
    assert_equal "attachment", @controller.headers["Content-Disposition"]
  end

  def test_send_file_without_content_disposition_header
    @controller.options = { disposition: nil }
    process("data")
    assert_nil @controller.headers["Content-Disposition"]
  end

  def test_send_file_from_before_action
    response = nil
    assert_nothing_raised { response = process("file_from_before_action") }
    assert_not_nil response

    assert_kind_of String, response.body
    assert_equal file_data, response.body
  end

  %w(file data).each do |method|
    define_method "test_send_#{method}_status" do
      @controller.options = { stream: false, status: 500 }
      assert_not_nil process(method)
      assert_equal 500, @response.status
    end

    define_method "test_send_#{method}_content_type" do
      @controller.options = { stream: false, content_type: "application/x-ruby" }
      assert_nothing_raised { assert_not_nil process(method) }
      assert_equal "application/x-ruby", @response.content_type
    end

    define_method "test_default_send_#{method}_status" do
      @controller.options = { stream: false }
      assert_nothing_raised { assert_not_nil process(method) }
      assert_equal 200, @response.status
    end
  end

  def test_send_file_with_action_controller_live
    @controller = SendFileWithActionControllerLive.new
    @controller.options = { content_type: "application/x-ruby" }

    response = process("file")
    assert_equal 200, response.status
  end

  def test_send_file_charset_with_type_options_key
    @controller = SendFileWithActionControllerLive.new
    @controller.options = { type: "text/calendar; charset=utf-8" }
    response = process("file")
    assert_equal "text/calendar; charset=utf-8", response.headers["Content-Type"]
  end

  def test_send_file_charset_with_type_options_key_without_charset
    @controller = SendFileWithActionControllerLive.new
    @controller.options = { type: "image/png" }
    response = process("file")
    assert_equal "image/png", response.headers["Content-Type"]
  end

  def test_send_file_charset_with_content_type_options_key
    @controller = SendFileWithActionControllerLive.new
    @controller.options = { content_type: "text/calendar" }
    response = process("file")
    assert_equal "text/calendar", response.headers["Content-Type"]
  end
end