summaryrefslogtreecommitdiff
path: root/vendor/plugins/paperclip/test/paperclip_test.rb
blob: 8365649874391bd45b1ef8715f7f793cae80b096 (plain)
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
require 'test/helper'

class PaperclipTest < Test::Unit::TestCase
  [:image_magick_path, :convert_path].each do |path|
    context "Calling Paperclip.run with an #{path} specified" do
      setup do
        Paperclip.options[:image_magick_path] = nil
        Paperclip.options[:convert_path]      = nil
        Paperclip.options[path]               = "/usr/bin"
      end

      should "execute the right command" do
        Paperclip.expects(:path_for_command).with("convert").returns("/usr/bin/convert")
        Paperclip.expects(:bit_bucket).returns("/dev/null")
        Paperclip.expects(:"`").with("/usr/bin/convert one.jpg two.jpg 2>/dev/null")
        Paperclip.run("convert", "one.jpg two.jpg")
      end
    end
  end

  context "Calling Paperclip.run with no path specified" do
    setup do
      Paperclip.options[:image_magick_path] = nil
      Paperclip.options[:convert_path]      = nil
    end

    should "execute the right command" do
      Paperclip.expects(:path_for_command).with("convert").returns("convert")
      Paperclip.expects(:bit_bucket).returns("/dev/null")
      Paperclip.expects(:"`").with("convert one.jpg two.jpg 2>/dev/null")
      Paperclip.run("convert", "one.jpg two.jpg")
    end
  end

  should "raise when sent #processor and the name of a class that exists but isn't a subclass of Processor" do
    assert_raises(Paperclip::PaperclipError){ Paperclip.processor(:attachment) }
  end

  should "raise when sent #processor and the name of a class that doesn't exist" do
    assert_raises(NameError){ Paperclip.processor(:boogey_man) }
  end

  should "return a class when sent #processor and the name of a class under Paperclip" do
    assert_equal ::Paperclip::Thumbnail, Paperclip.processor(:thumbnail)
  end

  context "Paperclip.bit_bucket" do
    context "on systems without /dev/null" do
      setup do
        File.expects(:exists?).with("/dev/null").returns(false)
      end
      
      should "return 'NUL'" do
        assert_equal "NUL", Paperclip.bit_bucket
      end
    end

    context "on systems with /dev/null" do
      setup do
        File.expects(:exists?).with("/dev/null").returns(true)
      end
      
      should "return '/dev/null'" do
        assert_equal "/dev/null", Paperclip.bit_bucket
      end
    end
  end

  context "An ActiveRecord model with an 'avatar' attachment" do
    setup do
      rebuild_model :path => "tmp/:class/omg/:style.:extension"
      @file = File.new(File.join(FIXTURES_DIR, "5k.png"), 'rb')
    end

    teardown { @file.close }

    should "not error when trying to also create a 'blah' attachment" do
      assert_nothing_raised do
        Dummy.class_eval do
          has_attached_file :blah
        end
      end
    end

    context "that is attr_protected" do
      setup do
        Dummy.class_eval do
          attr_protected :avatar
        end
        @dummy = Dummy.new
      end

      should "not assign the avatar on mass-set" do
        @dummy.attributes = { :other => "I'm set!",
                              :avatar => @file }
        
        assert_equal "I'm set!", @dummy.other
        assert ! @dummy.avatar?
      end

      should "still allow assigment on normal set" do
        @dummy.other  = "I'm set!"
        @dummy.avatar = @file
        
        assert_equal "I'm set!", @dummy.other
        assert @dummy.avatar?
      end
    end

    context "with a subclass" do
      setup do
        class ::SubDummy < Dummy; end
      end

      should "be able to use the attachment from the subclass" do
        assert_nothing_raised do
          @subdummy = SubDummy.create(:avatar => @file)
        end
      end

      should "be able to see the attachment definition from the subclass's class" do
        assert_equal "tmp/:class/omg/:style.:extension", SubDummy.attachment_definitions[:avatar][:path]
      end

      teardown do
        Object.send(:remove_const, "SubDummy") rescue nil
      end
    end

    should "have an #avatar method" do
      assert Dummy.new.respond_to?(:avatar)
    end

    should "have an #avatar= method" do
      assert Dummy.new.respond_to?(:avatar=)
    end

    context "that is valid" do
      setup do
        @dummy = Dummy.new
        @dummy.avatar = @file
      end

      should "be valid" do
        assert @dummy.valid?
      end

      context "then has a validation added that makes it invalid" do
        setup do
          assert @dummy.save
          Dummy.class_eval do
            validates_attachment_content_type :avatar, :content_type => ["text/plain"]
          end
          @dummy2 = Dummy.find(@dummy.id)
        end

        should "be invalid when reloaded" do
          assert ! @dummy2.valid?, @dummy2.errors.inspect
        end

        should "be able to call #valid? twice without having duplicate errors" do
          @dummy2.avatar.valid?
          first_errors = @dummy2.avatar.errors
          @dummy2.avatar.valid?
          assert_equal first_errors, @dummy2.avatar.errors
        end
      end
    end

    def self.should_validate validation, options, valid_file, invalid_file
      context "with #{validation} validation and #{options.inspect} options" do
        setup do
          Dummy.send(:"validates_attachment_#{validation}", :avatar, options)
          @dummy = Dummy.new
        end
        context "and assigning nil" do
          setup do
            @dummy.avatar = nil
            @dummy.valid?
          end
          if validation == :presence
            should "have an error on the attachment" do
              assert @dummy.errors.on(:avatar)
            end
          else
            should "not have an error on the attachment" do
              assert_nil @dummy.errors.on(:avatar)
            end
          end
        end
        context "and assigned a valid file" do
          setup do
            @dummy.avatar = valid_file
            @dummy.valid?
          end
          should "not have an error when assigned a valid file" do
            assert ! @dummy.avatar.errors.key?(validation)
          end
          should "not have an error on the attachment" do
            assert_nil @dummy.errors.on(:avatar)
          end
        end
        context "and assigned an invalid file" do
          setup do
            @dummy.avatar = invalid_file
            @dummy.valid?
          end
          should "have an error when assigned a valid file" do
            assert_not_nil @dummy.avatar.errors[validation]
          end
          should "have an error on the attachment" do
            assert @dummy.errors.on(:avatar)
          end
        end
      end
    end

    [[:presence,      {},                              "5k.png",   nil],
     [:size,          {:in => 1..10240},               nil,        "12k.png"],
     [:size,          {:less_than => 10240},           "5k.png",   "12k.png"],
     [:size,          {:greater_than => 8096},         "12k.png",  "5k.png"],
     [:content_type,  {:content_type => "image/png"},  "5k.png",   "text.txt"],
     [:content_type,  {:content_type => "text/plain"}, "text.txt", "5k.png"],
     [:content_type,  {:content_type => %r{image/.*}}, "5k.png",   "text.txt"]].each do |args|
      validation, options, valid_file, invalid_file = args
      valid_file   &&= File.open(File.join(FIXTURES_DIR, valid_file), "rb")
      invalid_file &&= File.open(File.join(FIXTURES_DIR, invalid_file), "rb")
      
      should_validate validation, options, valid_file, invalid_file
    end

  end
end