vendor/rails/actionpack/test/template/active_record_helper_test.rb

   1 require 'abstract_unit'
   2
   3 class ActiveRecordHelperTest < ActionView::TestCase
   4   tests ActionView::Helpers::ActiveRecordHelper
   5
   6   silence_warnings do
   7     Post = Struct.new("Post", :title, :author_name, :body, :secret, :written_on)
   8     Post.class_eval do
   9       alias_method :title_before_type_cast, :title unless respond_to?(:title_before_type_cast)
  10       alias_method :body_before_type_cast, :body unless respond_to?(:body_before_type_cast)
  11       alias_method :author_name_before_type_cast, :author_name unless respond_to?(:author_name_before_type_cast)
  12     end
  13
  14     User = Struct.new("User", :email)
  15     User.class_eval do
  16       alias_method :email_before_type_cast, :email unless respond_to?(:email_before_type_cast)
  17     end
  18
  19     Column = Struct.new("Column", :type, :name, :human_name)
  20   end
  21
  22   class DirtyPost
  23     class Errors
  24       def empty?
  25         false
  26       end
  27
  28       def count
  29         1
  30       end
  31
  32       def full_messages
  33         ["Author name can't be <em>empty</em>"]
  34       end
  35
  36       def on(field)
  37         "can't be <em>empty</em>"
  38       end
  39     end
  40
  41     def errors
  42       Errors.new
  43     end
  44   end
  45
  46   def setup_post
  47     @post = Post.new
  48     def @post.errors
  49       Class.new {
  50         def on(field)
  51           case field.to_s
  52           when "author_name"
  53             "can't be empty"
  54           when "body"
  55             true
  56           else
  57             false
  58           end
  59         end
  60         def empty?() false end
  61         def count() 1 end
  62         def full_messages() [ "Author name can't be empty" ] end
  63       }.new
  64     end
  65
  66     def @post.new_record?() true end
  67     def @post.to_param() nil end
  68
  69     def @post.column_for_attribute(attr_name)
  70       Post.content_columns.select { |column| column.name == attr_name }.first
  71     end
  72
  73     silence_warnings do
  74       def Post.content_columns() [ Column.new(:string, "title", "Title"), Column.new(:text, "body", "Body") ] end
  75     end
  76
  77     @post.title       = "Hello World"
  78     @post.author_name = ""
  79     @post.body        = "Back to the hill and over it again!"
  80     @post.secret = 1
  81     @post.written_on  = Date.new(2004, 6, 15)
  82   end
  83
  84   def setup_user
  85     @user = User.new
  86     def @user.errors
  87       Class.new {
  88         def on(field) field == "email" end
  89         def empty?() false end
  90         def count() 1 end
  91         def full_messages() [ "User email can't be empty" ] end
  92       }.new
  93     end
  94
  95     def @user.new_record?() true end
  96     def @user.to_param() nil end
  97
  98     def @user.column_for_attribute(attr_name)
  99       User.content_columns.select { |column| column.name == attr_name }.first
 100     end
 101
 102     silence_warnings do
 103       def User.content_columns() [ Column.new(:string, "email", "Email") ] end
 104     end
 105
 106     @user.email = ""
 107   end
 108
 109   def protect_against_forgery?
 110     @protect_against_forgery ? true : false
 111   end
 112   attr_accessor :request_forgery_protection_token, :form_authenticity_token
 113
 114   def setup
 115     setup_post
 116     setup_user
 117
 118     @response = ActionController::TestResponse.new
 119
 120     @controller = Object.new
 121     def @controller.url_for(options)
 122       options = options.symbolize_keys
 123
 124       [options[:action], options[:id].to_param].compact.join('/')
 125     end
 126   end
 127
 128   def test_generic_input_tag
 129     assert_dom_equal(
 130       %(<input id="post_title" name="post[title]" size="30" type="text" value="Hello World" />), input("post", "title")
 131     )
 132   end
 133
 134   def test_text_area_with_errors
 135     assert_dom_equal(
 136       %(<div class="fieldWithErrors"><textarea cols="40" id="post_body" name="post[body]" rows="20">Back to the hill and over it again!</textarea></div>),
 137       text_area("post", "body")
 138     )
 139   end
 140
 141   def test_text_field_with_errors
 142     assert_dom_equal(
 143       %(<div class="fieldWithErrors"><input id="post_author_name" name="post[author_name]" size="30" type="text" value="" /></div>),
 144       text_field("post", "author_name")
 145     )
 146   end
 147
 148   def test_form_with_string
 149     assert_dom_equal(
 150       %(<form action="create" method="post"><p><label for="post_title">Title</label><br /><input id="post_title" name="post[title]" size="30" type="text" value="Hello World" /></p>\n<p><label for="post_body">Body</label><br /><div class="fieldWithErrors"><textarea cols="40" id="post_body" name="post[body]" rows="20">Back to the hill and over it again!</textarea></div></p><input name="commit" type="submit" value="Create" /></form>),
 151       form("post")
 152     )
 153
 154     silence_warnings do
 155       class << @post
 156         def new_record?() false end
 157         def to_param() id end
 158         def id() 1 end
 159       end
 160     end
 161
 162     assert_dom_equal(
 163       %(<form action="update/1" method="post"><input id="post_id" name="post[id]" type="hidden" value="1" /><p><label for="post_title">Title</label><br /><input id="post_title" name="post[title]" size="30" type="text" value="Hello World" /></p>\n<p><label for="post_body">Body</label><br /><div class="fieldWithErrors"><textarea cols="40" id="post_body" name="post[body]" rows="20">Back to the hill and over it again!</textarea></div></p><input name="commit" type="submit" value="Update" /></form>),
 164       form("post")
 165     )
 166   end
 167
 168   def test_form_with_protect_against_forgery
 169     @protect_against_forgery = true
 170     @request_forgery_protection_token = 'authenticity_token'
 171     @form_authenticity_token = '123'
 172     assert_dom_equal(
 173       %(<form action="create" method="post"><div style='margin:0;padding:0'><input type='hidden' name='authenticity_token' value='123' /></div><p><label for="post_title">Title</label><br /><input id="post_title" name="post[title]" size="30" type="text" value="Hello World" /></p>\n<p><label for="post_body">Body</label><br /><div class="fieldWithErrors"><textarea cols="40" id="post_body" name="post[body]" rows="20">Back to the hill and over it again!</textarea></div></p><input name="commit" type="submit" value="Create" /></form>),
 174       form("post")
 175     )
 176   end
 177
 178   def test_form_with_method_option
 179     assert_dom_equal(
 180       %(<form action="create" method="get"><p><label for="post_title">Title</label><br /><input id="post_title" name="post[title]" size="30" type="text" value="Hello World" /></p>\n<p><label for="post_body">Body</label><br /><div class="fieldWithErrors"><textarea cols="40" id="post_body" name="post[body]" rows="20">Back to the hill and over it again!</textarea></div></p><input name="commit" type="submit" value="Create" /></form>),
 181       form("post", :method=>'get')
 182     )
 183   end
 184
 185   def test_form_with_action_option
 186     @response.body = form("post", :action => "sign")
 187     assert_select "form[action=sign]" do |form|
 188       assert_select "input[type=submit][value=Sign]"
 189     end
 190   end
 191
 192   def test_form_with_date
 193     silence_warnings do
 194       def Post.content_columns() [ Column.new(:date, "written_on", "Written on") ] end
 195     end
 196
 197     assert_dom_equal(
 198       %(<form action="create" method="post"><p><label for="post_written_on">Written on</label><br /><select id="post_written_on_1i" name="post[written_on(1i)]">\n<option value="1999">1999</option>\n<option value="2000">2000</option>\n<option value="2001">2001</option>\n<option value="2002">2002</option>\n<option value="2003">2003</option>\n<option value="2004" selected="selected">2004</option>\n<option value="2005">2005</option>\n<option value="2006">2006</option>\n<option value="2007">2007</option>\n<option value="2008">2008</option>\n<option value="2009">2009</option>\n</select>\n<select id="post_written_on_2i" name="post[written_on(2i)]">\n<option value="1">January</option>\n<option value="2">February</option>\n<option value="3">March</option>\n<option value="4">April</option>\n<option value="5">May</option>\n<option value="6" selected="selected">June</option>\n<option value="7">July</option>\n<option value="8">August</option>\n<option value="9">September</option>\n<option value="10">October</option>\n<option value="11">November</option>\n<option value="12">December</option>\n</select>\n<select id="post_written_on_3i" name="post[written_on(3i)]">\n<option value="1">1</option>\n<option value="2">2</option>\n<option value="3">3</option>\n<option value="4">4</option>\n<option value="5">5</option>\n<option value="6">6</option>\n<option value="7">7</option>\n<option value="8">8</option>\n<option value="9">9</option>\n<option value="10">10</option>\n<option value="11">11</option>\n<option value="12">12</option>\n<option value="13">13</option>\n<option value="14">14</option>\n<option value="15" selected="selected">15</option>\n<option value="16">16</option>\n<option value="17">17</option>\n<option value="18">18</option>\n<option value="19">19</option>\n<option value="20">20</option>\n<option value="21">21</option>\n<option value="22">22</option>\n<option value="23">23</option>\n<option value="24">24</option>\n<option value="25">25</option>\n<option value="26">26</option>\n<option value="27">27</option>\n<option value="28">28</option>\n<option value="29">29</option>\n<option value="30">30</option>\n<option value="31">31</option>\n</select>\n</p><input name="commit" type="submit" value="Create" /></form>),
 199       form("post")
 200     )
 201   end
 202
 203   def test_form_with_datetime
 204     silence_warnings do
 205       def Post.content_columns() [ Column.new(:datetime, "written_on", "Written on") ] end
 206     end
 207     @post.written_on  = Time.gm(2004, 6, 15, 16, 30)
 208
 209     assert_dom_equal(
 210       %(<form action="create" method="post"><p><label for="post_written_on">Written on</label><br /><select id="post_written_on_1i" name="post[written_on(1i)]">\n<option value="1999">1999</option>\n<option value="2000">2000</option>\n<option value="2001">2001</option>\n<option value="2002">2002</option>\n<option value="2003">2003</option>\n<option value="2004" selected="selected">2004</option>\n<option value="2005">2005</option>\n<option value="2006">2006</option>\n<option value="2007">2007</option>\n<option value="2008">2008</option>\n<option value="2009">2009</option>\n</select>\n<select id="post_written_on_2i" name="post[written_on(2i)]">\n<option value="1">January</option>\n<option value="2">February</option>\n<option value="3">March</option>\n<option value="4">April</option>\n<option value="5">May</option>\n<option value="6" selected="selected">June</option>\n<option value="7">July</option>\n<option value="8">August</option>\n<option value="9">September</option>\n<option value="10">October</option>\n<option value="11">November</option>\n<option value="12">December</option>\n</select>\n<select id="post_written_on_3i" name="post[written_on(3i)]">\n<option value="1">1</option>\n<option value="2">2</option>\n<option value="3">3</option>\n<option value="4">4</option>\n<option value="5">5</option>\n<option value="6">6</option>\n<option value="7">7</option>\n<option value="8">8</option>\n<option value="9">9</option>\n<option value="10">10</option>\n<option value="11">11</option>\n<option value="12">12</option>\n<option value="13">13</option>\n<option value="14">14</option>\n<option value="15" selected="selected">15</option>\n<option value="16">16</option>\n<option value="17">17</option>\n<option value="18">18</option>\n<option value="19">19</option>\n<option value="20">20</option>\n<option value="21">21</option>\n<option value="22">22</option>\n<option value="23">23</option>\n<option value="24">24</option>\n<option value="25">25</option>\n<option value="26">26</option>\n<option value="27">27</option>\n<option value="28">28</option>\n<option value="29">29</option>\n<option value="30">30</option>\n<option value="31">31</option>\n</select>\n &mdash; <select id="post_written_on_4i" name="post[written_on(4i)]">\n<option value="00">00</option>\n<option value="01">01</option>\n<option value="02">02</option>\n<option value="03">03</option>\n<option value="04">04</option>\n<option value="05">05</option>\n<option value="06">06</option>\n<option value="07">07</option>\n<option value="08">08</option>\n<option value="09">09</option>\n<option value="10">10</option>\n<option value="11">11</option>\n<option value="12">12</option>\n<option value="13">13</option>\n<option value="14">14</option>\n<option value="15">15</option>\n<option value="16" selected="selected">16</option>\n<option value="17">17</option>\n<option value="18">18</option>\n<option value="19">19</option>\n<option value="20">20</option>\n<option value="21">21</option>\n<option value="22">22</option>\n<option value="23">23</option>\n</select>\n : <select id="post_written_on_5i" name="post[written_on(5i)]">\n<option value="00">00</option>\n<option value="01">01</option>\n<option value="02">02</option>\n<option value="03">03</option>\n<option value="04">04</option>\n<option value="05">05</option>\n<option value="06">06</option>\n<option value="07">07</option>\n<option value="08">08</option>\n<option value="09">09</option>\n<option value="10">10</option>\n<option value="11">11</option>\n<option value="12">12</option>\n<option value="13">13</option>\n<option value="14">14</option>\n<option value="15">15</option>\n<option value="16">16</option>\n<option value="17">17</option>\n<option value="18">18</option>\n<option value="19">19</option>\n<option value="20">20</option>\n<option value="21">21</option>\n<option value="22">22</option>\n<option value="23">23</option>\n<option value="24">24</option>\n<option value="25">25</option>\n<option value="26">26</option>\n<option value="27">27</option>\n<option value="28">28</option>\n<option value="29">29</option>\n<option value="30" selected="selected">30</option>\n<option value="31">31</option>\n<option value="32">32</option>\n<option value="33">33</option>\n<option value="34">34</option>\n<option value="35">35</option>\n<option value="36">36</option>\n<option value="37">37</option>\n<option value="38">38</option>\n<option value="39">39</option>\n<option value="40">40</option>\n<option value="41">41</option>\n<option value="42">42</option>\n<option value="43">43</option>\n<option value="44">44</option>\n<option value="45">45</option>\n<option value="46">46</option>\n<option value="47">47</option>\n<option value="48">48</option>\n<option value="49">49</option>\n<option value="50">50</option>\n<option value="51">51</option>\n<option value="52">52</option>\n<option value="53">53</option>\n<option value="54">54</option>\n<option value="55">55</option>\n<option value="56">56</option>\n<option value="57">57</option>\n<option value="58">58</option>\n<option value="59">59</option>\n</select>\n</p><input name="commit" type="submit" value="Create" /></form>),
 211       form("post")
 212     )
 213   end
 214
 215   def test_error_for_block
 216     assert_dom_equal %(<div class="errorExplanation" id="errorExplanation"><h2>1 error prohibited this post from being saved</h2><p>There were problems with the following fields:</p><ul><li>Author name can't be empty</li></ul></div>), error_messages_for("post")
 217     assert_equal %(<div class="errorDeathByClass" id="errorDeathById"><h1>1 error prohibited this post from being saved</h1><p>There were problems with the following fields:</p><ul><li>Author name can't be empty</li></ul></div>), error_messages_for("post", :class => "errorDeathByClass", :id => "errorDeathById", :header_tag => "h1")
 218     assert_equal %(<div id="errorDeathById"><h1>1 error prohibited this post from being saved</h1><p>There were problems with the following fields:</p><ul><li>Author name can't be empty</li></ul></div>), error_messages_for("post", :class => nil, :id => "errorDeathById", :header_tag => "h1")
 219     assert_equal %(<div class="errorDeathByClass"><h1>1 error prohibited this post from being saved</h1><p>There were problems with the following fields:</p><ul><li>Author name can't be empty</li></ul></div>), error_messages_for("post", :class => "errorDeathByClass", :id => nil, :header_tag => "h1")
 220   end
 221
 222   def test_error_messages_for_escapes_html
 223     @dirty_post = DirtyPost.new
 224     assert_dom_equal %(<div class="errorExplanation" id="errorExplanation"><h2>1 error prohibited this dirty post from being saved</h2><p>There were problems with the following fields:</p><ul><li>Author name can't be &lt;em&gt;empty&lt;/em&gt;</li></ul></div>), error_messages_for("dirty_post")
 225   end
 226
 227   def test_error_messages_for_handles_nil
 228     assert_equal "", error_messages_for("notthere")
 229   end
 230
 231   def test_error_message_on_escapes_html
 232     @dirty_post = DirtyPost.new
 233     assert_dom_equal "<div class=\"formError\">can't be &lt;em&gt;empty&lt;/em&gt;</div>", error_message_on(:dirty_post, :author_name)
 234   end
 235
 236   def test_error_message_on_handles_nil
 237     assert_equal "", error_message_on("notthere", "notthere")
 238   end
 239
 240   def test_error_message_on
 241     assert_dom_equal "<div class=\"formError\">can't be empty</div>", error_message_on(:post, :author_name)
 242   end
 243
 244   def test_error_message_on_no_instance_variable
 245     other_post = @post
 246     assert_dom_equal "<div class=\"formError\">can't be empty</div>", error_message_on(other_post, :author_name)
 247   end
 248
 249   def test_error_message_on_with_options_hash
 250     assert_dom_equal "<div class=\"differentError\">beforecan't be emptyafter</div>", error_message_on(:post, :author_name, :css_class => 'differentError', :prepend_text => 'before', :append_text => 'after')
 251   end
 252
 253   def test_error_messages_for_many_objects
 254     assert_dom_equal %(<div class="errorExplanation" id="errorExplanation"><h2>2 errors prohibited this post from being saved</h2><p>There were problems with the following fields:</p><ul><li>Author name can't be empty</li><li>User email can't be empty</li></ul></div>), error_messages_for("post", "user")
 255
 256     # reverse the order, error order changes and so does the title
 257     assert_dom_equal %(<div class="errorExplanation" id="errorExplanation"><h2>2 errors prohibited this user from being saved</h2><p>There were problems with the following fields:</p><ul><li>User email can't be empty</li><li>Author name can't be empty</li></ul></div>), error_messages_for("user", "post")
 258
 259     # add the default to put post back in the title
 260     assert_dom_equal %(<div class="errorExplanation" id="errorExplanation"><h2>2 errors prohibited this post from being saved</h2><p>There were problems with the following fields:</p><ul><li>User email can't be empty</li><li>Author name can't be empty</li></ul></div>), error_messages_for("user", "post", :object_name => "post")
 261
 262     # symbols work as well
 263     assert_dom_equal %(<div class="errorExplanation" id="errorExplanation"><h2>2 errors prohibited this post from being saved</h2><p>There were problems with the following fields:</p><ul><li>User email can't be empty</li><li>Author name can't be empty</li></ul></div>), error_messages_for(:user, :post, :object_name => :post)
 264
 265     # any default works too
 266     assert_dom_equal %(<div class="errorExplanation" id="errorExplanation"><h2>2 errors prohibited this monkey from being saved</h2><p>There were problems with the following fields:</p><ul><li>User email can't be empty</li><li>Author name can't be empty</li></ul></div>), error_messages_for(:user, :post, :object_name => "monkey")
 267
 268     # should space object name
 269     assert_dom_equal %(<div class="errorExplanation" id="errorExplanation"><h2>2 errors prohibited this chunky bacon from being saved</h2><p>There were problems with the following fields:</p><ul><li>User email can't be empty</li><li>Author name can't be empty</li></ul></div>), error_messages_for(:user, :post, :object_name => "chunky_bacon")
 270
 271     # hide header and explanation messages with nil or empty string
 272     assert_dom_equal %(<div class="errorExplanation" id="errorExplanation"><ul><li>User email can't be empty</li><li>Author name can't be empty</li></ul></div>), error_messages_for(:user, :post, :header_message => nil, :message => "")
 273
 274     # override header and explanation messages
 275     header_message = "Yikes! Some errors"
 276     message = "Please fix the following fields and resubmit:"
 277     assert_dom_equal %(<div class="errorExplanation" id="errorExplanation"><h2>#{header_message}</h2><p>#{message}</p><ul><li>User email can't be empty</li><li>Author name can't be empty</li></ul></div>), error_messages_for(:user, :post, :header_message => header_message, :message => message)
 278   end
 279
 280   def test_error_messages_for_non_instance_variable
 281     actual_user = @user
 282     actual_post = @post
 283     @user = nil
 284     @post = nil
 285
 286   #explicitly set object
 287     assert_dom_equal %(<div class="errorExplanation" id="errorExplanation"><h2>1 error prohibited this post from being saved</h2><p>There were problems with the following fields:</p><ul><li>Author name can't be empty</li></ul></div>), error_messages_for("post", :object => actual_post)
 288
 289   #multiple objects
 290     assert_dom_equal %(<div class="errorExplanation" id="errorExplanation"><h2>2 errors prohibited this user from being saved</h2><p>There were problems with the following fields:</p><ul><li>User email can't be empty</li><li>Author name can't be empty</li></ul></div>), error_messages_for("user", "post", :object => [actual_user, actual_post])
 291
 292   #nil object
 293     assert_equal '', error_messages_for('user', :object => nil)
 294   end
 295
 296   def test_form_with_string_multipart
 297     assert_dom_equal(
 298       %(<form action="create" enctype="multipart/form-data" method="post"><p><label for="post_title">Title</label><br /><input id="post_title" name="post[title]" size="30" type="text" value="Hello World" /></p>\n<p><label for="post_body">Body</label><br /><div class="fieldWithErrors"><textarea cols="40" id="post_body" name="post[body]" rows="20">Back to the hill and over it again!</textarea></div></p><input name="commit" type="submit" value="Create" /></form>),
 299       form("post", :multipart => true)
 300     )
 301   end
 302 end