Fix Style/NumericPredicate rubocop warnings

[rails.git] / test / controllers / diary_entry_controller_test.rb

diff --git a/test/controllers/diary_entry_controller_test.rb b/test/controllers/diary_entry_controller_test.rb
index ad3d6787b1aea7581ffbbf1cf5f48fe0979f58c8..edff9062560cb34d596a02b6e44957404c264f94 100644 (file)
--- a/test/controllers/diary_entry_controller_test.rb
+++ b/test/controllers/diary_entry_controller_test.rb
@@ -1,32 +1,38 @@
-require 'test_helper'
+require "test_helper"

 
 class DiaryEntryControllerTest < ActionController::TestCase
 
 class DiaryEntryControllerTest < ActionController::TestCase

-  fixtures :users, :diary_entries, :diary_comments, :languages
-

   include ActionView::Helpers::NumberHelper
 
   include ActionView::Helpers::NumberHelper
 

+  def setup
+    # Create the default language for diary entries
+    create(:language, :code => "en")
+    # Stub nominatim response for diary entry locations
+    stub_request(:get, %r{^https://nominatim\.openstreetmap\.org/reverse\?})
+      .to_return(:status => 404)
+  end
+

   ##
   # test all routes which lead to this controller
   def test_routes
     assert_routing(
       { :path => "/diary", :method => :get },
   ##
   # test all routes which lead to this controller
   def test_routes
     assert_routing(
       { :path => "/diary", :method => :get },

-      { :controller => "diary_entry", :action => "list" }
+      { :controller => "diary_entry", :action => "index" }

     )
     assert_routing(
       { :path => "/diary/language", :method => :get },
     )
     assert_routing(
       { :path => "/diary/language", :method => :get },

-      { :controller => "diary_entry", :action => "list", :language => "language" }
+      { :controller => "diary_entry", :action => "index", :language => "language" }

     )
     assert_routing(
       { :path => "/user/username/diary", :method => :get },
     )
     assert_routing(
       { :path => "/user/username/diary", :method => :get },

-      { :controller => "diary_entry", :action => "list", :display_name => "username" }
+      { :controller => "diary_entry", :action => "index", :display_name => "username" }

     )
     assert_routing(
       { :path => "/diary/friends", :method => :get },
     )
     assert_routing(
       { :path => "/diary/friends", :method => :get },

-      { :controller => "diary_entry", :action => "list", :friends => true }
+      { :controller => "diary_entry", :action => "index", :friends => true }

     )
     assert_routing(
       { :path => "/diary/nearby", :method => :get },
     )
     assert_routing(
       { :path => "/diary/nearby", :method => :get },

-      { :controller => "diary_entry", :action => "list", :nearby => true }
+      { :controller => "diary_entry", :action => "index", :nearby => true }

     )
 
     assert_routing(
     )
 
     assert_routing(


@@ -61,7 +67,7 @@ class DiaryEntryControllerTest < ActionController::TestCase
     )
     assert_routing(
       { :path => "/user/username/diary/1", :method => :get },
     )
     assert_routing(
       { :path => "/user/username/diary/1", :method => :get },

-      { :controller => "diary_entry", :action => "view", :display_name => "username", :id => "1" }
+      { :controller => "diary_entry", :action => "show", :display_name => "username", :id => "1" }

     )
     assert_routing(
       { :path => "/user/username/diary/1/edit", :method => :get },
     )
     assert_routing(
       { :path => "/user/username/diary/1/edit", :method => :get },


@@ -83,62 +89,202 @@ class DiaryEntryControllerTest < ActionController::TestCase
       { :path => "/user/username/diary/1/hidecomment/2", :method => :post },
       { :controller => "diary_entry", :action => "hidecomment", :display_name => "username", :id => "1", :comment => "2" }
     )
       { :path => "/user/username/diary/1/hidecomment/2", :method => :post },
       { :controller => "diary_entry", :action => "hidecomment", :display_name => "username", :id => "1", :comment => "2" }
     )

+    assert_routing(
+      { :path => "/user/username/diary/1/subscribe", :method => :post },
+      { :controller => "diary_entry", :action => "subscribe", :display_name => "username", :id => "1" }
+    )
+    assert_routing(
+      { :path => "/user/username/diary/1/unsubscribe", :method => :post },
+      { :controller => "diary_entry", :action => "unsubscribe", :display_name => "username", :id => "1" }
+    )

   end
 
   end
 

-  def test_showing_new_diary_entry
+  def test_new_no_login
+    # Make sure that you are redirected to the login page when you
+    # are not logged in

     get :new
     assert_response :redirect
     get :new
     assert_response :redirect

-    assert_redirected_to :controller => :user, :action => "login", :referer => "/diary/new"
-    # Now pretend to login by using the session hash, with the 
-    # id of the person we want to login as through session(:user)=user.id
-    get(:new, nil, {'user' => users(:normal_user).id})
+    assert_redirected_to :controller => :user, :action => :login, :referer => "/diary/new"
+  end
+
+  def test_new_form
+    # Now try again when logged in
+    get :new, :session => { :user => create(:user) }

     assert_response :success
     assert_response :success

-    #print @response.body
-    
-    #print @response.to_yaml

     assert_select "title", :text => /New Diary Entry/, :count => 1
     assert_select "div.content-heading", :count => 1 do
     assert_select "title", :text => /New Diary Entry/, :count => 1
     assert_select "div.content-heading", :count => 1 do

-      assert_select "h1", :text => "New Diary Entry", :count => 1
+      assert_select "h1", :text => /New Diary Entry/, :count => 1

     end
     assert_select "div#content", :count => 1 do
     end
     assert_select "div#content", :count => 1 do

-      # We don't care about the layout, we just care about the form fields
-      # that are available
-      assert_select "form[action='/diary/new']", :count => 1 do
-        assert_select "input[id=diary_entry_title][name='diary_entry[title]']", :count => 1
-        assert_select "textarea#diary_entry_body[name='diary_entry[body]']", :count => 1
-        assert_select "input#latitude[name='diary_entry[latitude]'][type=text]", :count => 1
-        assert_select "input#longitude[name='diary_entry[longitude]'][type=text]", :count => 1
-        assert_select "input[name=commit][type=submit][value=Save]", :count => 1
+      assert_select "form[action='/diary/new'][method=post]", :count => 1 do
+        assert_select "input#diary_entry_title[name='diary_entry[title]']", :count => 1
+        assert_select "textarea#diary_entry_body[name='diary_entry[body]']", :text => "", :count => 1
+        assert_select "select#diary_entry_language_code", :count => 1
+        assert_select "input#latitude[name='diary_entry[latitude]']", :count => 1
+        assert_select "input#longitude[name='diary_entry[longitude]']", :count => 1
+        assert_select "input[name=commit][type=submit][value=Publish]", :count => 1
+        assert_select "input[name=commit][type=submit][value=Edit]", :count => 1
+        assert_select "input[name=commit][type=submit][value=Preview]", :count => 1
+        assert_select "input", :count => 7

       end
     end
   end
       end
     end
   end

-  
-  def test_editing_diary_entry
-    entry = diary_entries(:normal_user_entry_1)

 
 

-    # Make sure that you are redirected to the login page when you are 
+  def test_new_get_with_params
+    # Now try creating a diary entry using get
+    assert_difference "DiaryEntry.count", 0 do
+      get :new,
+          :params => { :commit => "save",
+                       :diary_entry => { :title => "New Title", :body => "This is a new body for the diary entry", :latitude => "1.1",
+                                         :longitude => "2.2", :language_code => "en" } },
+          :session => { :user => create(:user).id }
+    end
+    assert_response :success
+    assert_template :edit
+  end
+
+  def test_new_no_body
+    # Now try creating a invalid diary entry with an empty body
+    user = create(:user)
+    assert_no_difference "DiaryEntry.count" do
+      post :new,
+           :params => { :commit => "save",
+                        :diary_entry => { :title => "New Title", :body => "", :latitude => "1.1",
+                                          :longitude => "2.2", :language_code => "en" } },
+           :session => { :user => user.id }
+    end
+    assert_response :success
+    assert_template :edit
+
+    assert_nil UserPreference.where(:user_id => user.id, :k => "diary.default_language").first
+  end
+
+  def test_new_post
+    # Now try creating a diary entry
+    user = create(:user)
+    assert_difference "DiaryEntry.count", 1 do
+      post :new,
+           :params => { :commit => "save",
+                        :diary_entry => { :title => "New Title", :body => "This is a new body for the diary entry", :latitude => "1.1",
+                                          :longitude => "2.2", :language_code => "en" } },
+           :session => { :user => user.id }
+    end
+    assert_response :redirect
+    assert_redirected_to :action => :index, :display_name => user.display_name
+    entry = DiaryEntry.order(:id).last
+    assert_equal user.id, entry.user_id
+    assert_equal "New Title", entry.title
+    assert_equal "This is a new body for the diary entry", entry.body
+    assert_equal "1.1".to_f, entry.latitude
+    assert_equal "2.2".to_f, entry.longitude
+    assert_equal "en", entry.language_code
+
+    # checks if user was subscribed
+    assert_equal 1, entry.subscribers.length
+
+    assert_equal "en", UserPreference.where(:user_id => user.id, :k => "diary.default_language").first.v
+  end
+
+  def test_new_german
+    create(:language, :code => "de")
+    user = create(:user)
+
+    # Now try creating a diary entry in a different language
+    assert_difference "DiaryEntry.count", 1 do
+      post :new,
+           :params => { :commit => "save",
+                        :diary_entry => { :title => "New Title", :body => "This is a new body for the diary entry", :latitude => "1.1",
+                                          :longitude => "2.2", :language_code => "de" } },
+           :session => { :user => user.id }
+    end
+    assert_response :redirect
+    assert_redirected_to :action => :index, :display_name => user.display_name
+    entry = DiaryEntry.order(:id).last
+    assert_equal user.id, entry.user_id
+    assert_equal "New Title", entry.title
+    assert_equal "This is a new body for the diary entry", entry.body
+    assert_equal "1.1".to_f, entry.latitude
+    assert_equal "2.2".to_f, entry.longitude
+    assert_equal "de", entry.language_code
+
+    # checks if user was subscribed
+    assert_equal 1, entry.subscribers.length
+
+    assert_equal "de", UserPreference.where(:user_id => user.id, :k => "diary.default_language").first.v
+  end
+
+  def test_new_spammy
+    user = create(:user)
+    # Generate some spammy content
+    spammy_title = "Spam Spam Spam Spam Spam"
+    spammy_body = 1.upto(50).map { |n| "http://example.com/spam#{n}" }.join(" ")
+
+    # Try creating a spammy diary entry
+    assert_difference "DiaryEntry.count", 1 do
+      post :new,
+           :params => { :commit => "save",
+                        :diary_entry => { :title => spammy_title, :body => spammy_body, :language_code => "en" } },
+           :session => { :user => user.id }
+    end
+    assert_response :redirect
+    assert_redirected_to :action => :index, :display_name => user.display_name
+    entry = DiaryEntry.order(:id).last
+    assert_equal user.id, entry.user_id
+    assert_equal spammy_title, entry.title
+    assert_equal spammy_body, entry.body
+    assert_equal "en", entry.language_code
+    assert_equal "suspended", User.find(user.id).status
+
+    # Follow the redirect
+    get :index,
+        :params => { :display_name => user.display_name },
+        :session => { :user => user }
+    assert_response :redirect
+    assert_redirected_to :controller => :user, :action => :suspended
+  end
+
+  def test_edit
+    user = create(:user)
+    other_user = create(:user)
+
+    entry = create(:diary_entry, :user => user)
+
+    # Make sure that you are redirected to the login page when you are

     # not logged in, without and with the id of the entry you want to edit
     # not logged in, without and with the id of the entry you want to edit

-    get :edit, :display_name => entry.user.display_name, :id => entry.id
+    get :edit,
+        :params => { :display_name => entry.user.display_name, :id => entry.id }

     assert_response :redirect
     assert_response :redirect

-    assert_redirected_to :controller => :user, :action => "login", :referer => "/user/#{entry.user.display_name}/diary/#{entry.id}/edit"
-    
+    assert_redirected_to :controller => :user, :action => :login, :referer => "/user/#{ERB::Util.u(entry.user.display_name)}/diary/#{entry.id}/edit"
+

     # Verify that you get a not found error, when you pass a bogus id
     # Verify that you get a not found error, when you pass a bogus id

-    get(:edit, {:display_name => entry.user.display_name, :id => 9999}, {'user' => entry.user.id})
+    get :edit,
+        :params => { :display_name => entry.user.display_name, :id => 9999 },
+        :session => { :user => entry.user }

     assert_response :not_found
     assert_select "div.content-heading", :count => 1 do
       assert_select "h2", :text => "No entry with the id: 9999", :count => 1
     end
 
     assert_response :not_found
     assert_select "div.content-heading", :count => 1 do
       assert_select "h2", :text => "No entry with the id: 9999", :count => 1
     end
 

-    # Now pass the id, and check that you can edit it, when using the same 
+    # Verify that you get redirected to show if you are not the user
+    # that created the entry
+    get :edit,
+        :params => { :display_name => entry.user.display_name, :id => entry.id },
+        :session => { :user => other_user }
+    assert_response :redirect
+    assert_redirected_to :action => :show, :display_name => entry.user.display_name, :id => entry.id
+
+    # Now pass the id, and check that you can edit it, when using the same

     # user as the person who created the entry
     # user as the person who created the entry

-    get(:edit, {:display_name => entry.user.display_name, :id => entry.id}, {'user' => entry.user.id})
+    get :edit,
+        :params => { :display_name => entry.user.display_name, :id => entry.id },
+        :session => { :user => entry.user }

     assert_response :success
     assert_select "title", :text => /Edit diary entry/, :count => 1
     assert_select "div.content-heading", :count => 1 do
       assert_select "h1", :text => /Edit diary entry/, :count => 1
     end
     assert_select "div#content", :count => 1 do
     assert_response :success
     assert_select "title", :text => /Edit diary entry/, :count => 1
     assert_select "div.content-heading", :count => 1 do
       assert_select "h1", :text => /Edit diary entry/, :count => 1
     end
     assert_select "div#content", :count => 1 do

-      assert_select "form[action='/user/#{entry.user.display_name}/diary/#{entry.id}/edit'][method=post]", :count => 1 do
+      assert_select "form[action='/user/#{ERB::Util.u(entry.user.display_name)}/diary/#{entry.id}/edit'][method=post]", :count => 1 do

         assert_select "input#diary_entry_title[name='diary_entry[title]'][value='#{entry.title}']", :count => 1
         assert_select "textarea#diary_entry_body[name='diary_entry[body]']", :text => entry.body, :count => 1
         assert_select "select#diary_entry_language_code", :count => 1
         assert_select "input#diary_entry_title[name='diary_entry[title]'][value='#{entry.title}']", :count => 1
         assert_select "textarea#diary_entry_body[name='diary_entry[body]']", :text => entry.body, :count => 1
         assert_select "select#diary_entry_language_code", :count => 1


@@ -157,291 +303,470 @@ class DiaryEntryControllerTest < ActionController::TestCase
     new_latitude = "1.1"
     new_longitude = "2.2"
     new_language_code = "en"
     new_latitude = "1.1"
     new_longitude = "2.2"
     new_language_code = "en"

-    post(:edit, {:display_name => entry.user.display_name, :id => entry.id, 'commit' => 'save', 
-      'diary_entry'=>{'title' => new_title, 'body' => new_body, 'latitude' => new_latitude,
-      'longitude' => new_longitude, 'language_code' => new_language_code} },
-         {'user' => entry.user.id})
+    post :edit,
+         :params => { :display_name => entry.user.display_name, :id => entry.id, :commit => "save",
+                      :diary_entry => { :title => new_title, :body => new_body, :latitude => new_latitude,
+                                        :longitude => new_longitude, :language_code => new_language_code } },
+         :session => { :user => entry.user.id }

     assert_response :redirect
     assert_response :redirect

-    assert_redirected_to :action => :view, :display_name => entry.user.display_name, :id => entry.id
-    
+    assert_redirected_to :action => :show, :display_name => entry.user.display_name, :id => entry.id
+

     # Now check that the new data is rendered, when logged in
     # Now check that the new data is rendered, when logged in

-    get :view, {:display_name => entry.user.display_name, :id => entry.id}, {'user' => entry.user.id}
+    get :show,
+        :params => { :display_name => entry.user.display_name, :id => entry.id },
+        :session => { :user => entry.user }

     assert_response :success
     assert_response :success

-    assert_template 'diary_entry/view'
+    assert_template "diary_entry/show"

     assert_select "title", :text => /Users' diaries | /, :count => 1
     assert_select "div.content-heading", :count => 1 do
     assert_select "title", :text => /Users' diaries | /, :count => 1
     assert_select "div.content-heading", :count => 1 do

-      assert_select "h2", :text => /#{entry.user.display_name}&#39;s diary/, :count => 1
+      assert_select "h2", :text => /#{entry.user.display_name}'s diary/, :count => 1

     end
     assert_select "div#content", :count => 1 do
       assert_select "div.post_heading", :text => /#{new_title}/, :count => 1
       # This next line won't work if the text has been run through the htmlize function
       # due to formatting that could be introduced
       assert_select "p", :text => /#{new_body}/, :count => 1
     end
     assert_select "div#content", :count => 1 do
       assert_select "div.post_heading", :text => /#{new_title}/, :count => 1
       # This next line won't work if the text has been run through the htmlize function
       # due to formatting that could be introduced
       assert_select "p", :text => /#{new_body}/, :count => 1

-      assert_select "abbr[class=geo][title=#{number_with_precision(new_latitude, :precision => 4)}; #{number_with_precision(new_longitude, :precision => 4)}]", :count => 1
+      assert_select "abbr[class='geo'][title='#{number_with_precision(new_latitude, :precision => 4)}; #{number_with_precision(new_longitude, :precision => 4)}']", :count => 1

       # As we're not logged in, check that you cannot edit
       # As we're not logged in, check that you cannot edit

-      #print @response.body
-      assert_select "a[href='/user/#{entry.user.display_name}/diary/#{entry.id}/edit']", :text => "Edit this entry", :count => 1
+      # print @response.body
+      assert_select "a[href='/user/#{ERB::Util.u(entry.user.display_name)}/diary/#{entry.id}/edit']", :text => "Edit this entry", :count => 1

     end
 
     # and when not logged in as the user who wrote the entry
     end
 
     # and when not logged in as the user who wrote the entry

-    get :view, {:display_name => entry.user.display_name, :id => entry.id}, {'user' => entry.user.id}
+    get :show,
+        :params => { :display_name => entry.user.display_name, :id => entry.id },
+        :session => { :user => create(:user) }

     assert_response :success
     assert_response :success

-    assert_template 'diary_entry/view'
+    assert_template "diary_entry/show"

     assert_select "title", :text => /Users' diaries | /, :count => 1
     assert_select "div.content-heading", :count => 1 do
     assert_select "title", :text => /Users' diaries | /, :count => 1
     assert_select "div.content-heading", :count => 1 do

-      assert_select "h2", :text => /#{users(:normal_user).display_name}&#39;s diary/, :count => 1
+      assert_select "h2", :text => /#{entry.user.display_name}'s diary/, :count => 1

     end
     assert_select "div#content", :count => 1 do
       assert_select "div.post_heading", :text => /#{new_title}/, :count => 1
       # This next line won't work if the text has been run through the htmlize function
       # due to formatting that could be introduced
       assert_select "p", :text => /#{new_body}/, :count => 1
     end
     assert_select "div#content", :count => 1 do
       assert_select "div.post_heading", :text => /#{new_title}/, :count => 1
       # This next line won't work if the text has been run through the htmlize function
       # due to formatting that could be introduced
       assert_select "p", :text => /#{new_body}/, :count => 1

-      assert_select "abbr[class=geo][title=#{number_with_precision(new_latitude, :precision => 4)}; #{number_with_precision(new_longitude, :precision => 4)}]", :count => 1
+      assert_select "abbr[class=geo][title='#{number_with_precision(new_latitude, :precision => 4)}; #{number_with_precision(new_longitude, :precision => 4)}']", :count => 1

       # As we're not logged in, check that you cannot edit
       # As we're not logged in, check that you cannot edit

-      assert_select "li[class=hidden show_if_user_#{entry.user.id}]", :count => 1 do
-        assert_select "a[href='/user/#{entry.user.display_name}/diary/#{entry.id}/edit']", :text => "Edit this entry", :count => 1
-      end
+      assert_select "a[href='/user/#{ERB::Util.u(entry.user.display_name)}/diary/#{entry.id}/edit']", false

     end
   end
     end
   end

-  
-  def test_edit_diary_entry_i18n
-    get :edit, {:display_name => users(:normal_user).display_name, :id => diary_entries(:normal_user_entry_1).id}, {'user' => users(:normal_user).id}
+
+  def test_edit_i18n
+    user = create(:user)
+    diary_entry = create(:diary_entry, :language_code => "en", :user => user)
+    get :edit,
+        :params => { :display_name => user.display_name, :id => diary_entry.id },
+        :session => { :user => user }

     assert_response :success
     assert_select "span[class=translation_missing]", false, "Missing translation in edit diary entry"
   end
     assert_response :success
     assert_select "span[class=translation_missing]", false, "Missing translation in edit diary entry"
   end

-  
-  def test_create_diary_entry
-    # Make sure that you are redirected to the login page when you
-    # are not logged in
-    get :new
-    assert_response :redirect
-    assert_redirected_to :controller => :user, :action => :login, :referer => "/diary/new"

 
 

-    # Now try again when logged in
-    get :new, {}, {:user => users(:normal_user).id}
-    assert_response :success
-    assert_select "title", :text => /New Diary Entry/, :count => 1
-    assert_select "div.content-heading", :count => 1 do
-      assert_select "h1", :text => /New Diary Entry/, :count => 1
-    end
-    assert_select "div#content", :count => 1 do
-      assert_select "form[action='/diary/new'][method=post]", :count => 1 do
-        assert_select "input#diary_entry_title[name='diary_entry[title]']", :count => 1
-        assert_select "textarea#diary_entry_body[name='diary_entry[body]']", :text => "", :count => 1
-        assert_select "select#diary_entry_language_code", :count => 1
-        assert_select "input#latitude[name='diary_entry[latitude]']", :count => 1
-        assert_select "input#longitude[name='diary_entry[longitude]']", :count => 1
-        assert_select "input[name=commit][type=submit][value=Save]", :count => 1
-        assert_select "input[name=commit][type=submit][value=Edit]", :count => 1
-        assert_select "input[name=commit][type=submit][value=Preview]", :count => 1
-        assert_select "input", :count => 7
-      end
-    end
-
-    # Now try creating a diary entry
-    new_title = "New Title"
-    new_body = "This is a new body for the diary entry"
-    new_latitude = "1.1"
-    new_longitude = "2.2"
-    new_language_code = "en"
-    assert_difference "DiaryEntry.count", 1 do
-      post(:new, {'commit' => 'save', 
-        'diary_entry'=>{'title' => new_title, 'body' => new_body, 'latitude' => new_latitude,
-        'longitude' => new_longitude, 'language_code' => new_language_code} },
-           {:user => users(:normal_user).id})
-    end
-    assert_response :redirect
-    assert_redirected_to :action => :list, :display_name => users(:normal_user).display_name
-    entry = DiaryEntry.find(6)
-    assert_equal users(:normal_user).id, entry.user_id
-    assert_equal new_title, entry.title
-    assert_equal new_body, entry.body
-    assert_equal new_latitude.to_f, entry.latitude
-    assert_equal new_longitude.to_f, entry.longitude
-    assert_equal new_language_code, entry.language_code
-  end
-  
-  def test_creating_diary_comment
-    entry = diary_entries(:normal_user_entry_1)
+  def test_comment
+    user = create(:user)
+    other_user = create(:user)
+    entry = create(:diary_entry, :user => user)

 
     # Make sure that you are denied when you are not logged in
 
     # Make sure that you are denied when you are not logged in

-    post :comment, :display_name => entry.user.display_name, :id => entry.id
+    post :comment,
+         :params => { :display_name => entry.user.display_name, :id => entry.id }

     assert_response :forbidden
     assert_response :forbidden

-    
+

     # Verify that you get a not found error, when you pass a bogus id
     # Verify that you get a not found error, when you pass a bogus id

-    post :comment, {:display_name => entry.user.display_name, :id => 9999}, {:user => users(:public_user).id}
+    post :comment,
+         :params => { :display_name => entry.user.display_name, :id => 9999 },
+         :session => { :user => other_user }

     assert_response :not_found
     assert_select "div.content-heading", :count => 1 do
       assert_select "h2", :text => "No entry with the id: 9999", :count => 1
     end
 
     assert_response :not_found
     assert_select "div.content-heading", :count => 1 do
       assert_select "h2", :text => "No entry with the id: 9999", :count => 1
     end
 

+    post :subscribe,
+         :params => { :id => entry.id, :display_name => entry.user.display_name },
+         :session => { :user => user }
+
+    # Now try an invalid comment with an empty body
+    assert_no_difference "ActionMailer::Base.deliveries.size" do
+      assert_no_difference "DiaryComment.count" do
+        assert_no_difference "entry.subscribers.count" do
+          post :comment,
+               :params => { :display_name => entry.user.display_name, :id => entry.id, :diary_comment => { :body => "" } },
+               :session => { :user => other_user }
+        end
+      end
+    end
+    assert_response :success
+    assert_template :show
+

     # Now try again with the right id
     # Now try again with the right id

-    assert_difference "ActionMailer::Base.deliveries.size", 1 do
+    assert_difference "ActionMailer::Base.deliveries.size", entry.subscribers.count do

       assert_difference "DiaryComment.count", 1 do
       assert_difference "DiaryComment.count", 1 do

-        post :comment, {:display_name => entry.user.display_name, :id => entry.id, :diary_comment => {:body => "New comment"}}, {:user => users(:public_user).id}
+        assert_difference "entry.subscribers.count", 1 do
+          post :comment,
+               :params => { :display_name => entry.user.display_name, :id => entry.id, :diary_comment => { :body => "New comment" } },
+               :session => { :user => other_user }
+        end

       end
     end
     assert_response :redirect
       end
     end
     assert_response :redirect

-    assert_redirected_to :action => :view, :display_name => entry.user.display_name, :id => entry.id
+    assert_redirected_to :action => :show, :display_name => entry.user.display_name, :id => entry.id

     email = ActionMailer::Base.deliveries.first
     email = ActionMailer::Base.deliveries.first

-    assert_equal [ users(:normal_user).email ], email.to
-    assert_equal "[OpenStreetMap] #{users(:public_user).display_name} commented on your diary entry", email.subject
-    assert_match /New comment/, email.text_part.decoded
-    assert_match /New comment/, email.html_part.decoded
+    assert_equal [user.email], email.to
+    assert_equal "[OpenStreetMap] #{other_user.display_name} commented on a diary entry", email.subject
+    assert_match(/New comment/, email.text_part.decoded)
+    assert_match(/New comment/, email.html_part.decoded)

     ActionMailer::Base.deliveries.clear
     ActionMailer::Base.deliveries.clear

-    comment = DiaryComment.find(5)
+    comment = DiaryComment.order(:id).last

     assert_equal entry.id, comment.diary_entry_id
     assert_equal entry.id, comment.diary_entry_id

-    assert_equal users(:public_user).id, comment.user_id
+    assert_equal other_user.id, comment.user_id

     assert_equal "New comment", comment.body
 
     assert_equal "New comment", comment.body
 

-    # Now view the diary entry, and check the new comment is present
-    get :view, :display_name => entry.user.display_name, :id => entry.id
+    # Now show the diary entry, and check the new comment is present
+    get :show,
+        :params => { :display_name => entry.user.display_name, :id => entry.id }

     assert_response :success
     assert_select ".diary-comment", :count => 1 do
     assert_response :success
     assert_select ".diary-comment", :count => 1 do

-      assert_select "#comment5", :count => 1 do
-        assert_select "a[href='/user/#{users(:public_user).display_name}']", :text => users(:public_user).display_name, :count => 1
+      assert_select "#comment#{comment.id}", :count => 1 do
+        assert_select "a[href='/user/#{ERB::Util.u(other_user.display_name)}']", :text => other_user.display_name, :count => 1

       end
       assert_select ".richtext", :text => /New comment/, :count => 1
     end
   end
       end
       assert_select ".richtext", :text => /New comment/, :count => 1
     end
   end

-  
-  # Check that you can get the expected response and template for all available languages
-  # Should test that there are no <span class="translation_missing">
-  def test_listing_diary_entries
-      get :list
-      assert_response :success, "Should be able to list the diary entries in locale"
-      assert_template 'list', "Should use the list template in locale"
-      assert_select "span[class=translation_missing]", false, "Missing translation in list of diary entries"
-    
-      # Now try to find a specific user's diary entry
-      get :list, {:display_name => users(:normal_user).display_name}
-      assert_response :success, "Should be able to list the diary entries for a user in locale"
-      assert_template 'list', "Should use the list template for a user in locale"
-      assert_no_missing_translations
-  end
-  
+
+  def test_comment_spammy
+    user = create(:user)
+    other_user = create(:user)
+
+    # Find the entry to comment on
+    entry = create(:diary_entry, :user => user)
+    post :subscribe,
+         :params => { :id => entry.id, :display_name => entry.user.display_name },
+         :session => { :user => user }
+
+    # Generate some spammy content
+    spammy_text = 1.upto(50).map { |n| "http://example.com/spam#{n}" }.join(" ")
+
+    # Try creating a spammy comment
+    assert_difference "ActionMailer::Base.deliveries.size", 1 do
+      assert_difference "DiaryComment.count", 1 do
+        post :comment,
+             :params => { :display_name => entry.user.display_name, :id => entry.id, :diary_comment => { :body => spammy_text } },
+             :session => { :user => other_user }
+      end
+    end
+    assert_response :redirect
+    assert_redirected_to :action => :show, :display_name => entry.user.display_name, :id => entry.id
+    email = ActionMailer::Base.deliveries.first
+    assert_equal [user.email], email.to
+    assert_equal "[OpenStreetMap] #{other_user.display_name} commented on a diary entry", email.subject
+    assert_match %r{http://example.com/spam}, email.text_part.decoded
+    assert_match %r{http://example.com/spam}, email.html_part.decoded
+    ActionMailer::Base.deliveries.clear
+    comment = DiaryComment.order(:id).last
+    assert_equal entry.id, comment.diary_entry_id
+    assert_equal other_user.id, comment.user_id
+    assert_equal spammy_text, comment.body
+    assert_equal "suspended", User.find(other_user.id).status
+
+    # Follow the redirect
+    get :index,
+        :params => { :display_name => user.display_name },
+        :session => { :user => other_user }
+    assert_response :redirect
+    assert_redirected_to :controller => :user, :action => :suspended
+
+    # Now show the diary entry, and check the new comment is not present
+    get :show,
+        :params => { :display_name => entry.user.display_name, :id => entry.id }
+    assert_response :success
+    assert_select ".diary-comment", :count => 0
+  end
+
+  def test_index_all
+    diary_entry = create(:diary_entry)
+    geo_entry = create(:diary_entry, :latitude => 51.50763, :longitude => -0.10781)
+    public_entry = create(:diary_entry, :user => create(:user))
+
+    # Try a list of all diary entries
+    get :index
+    check_diary_index diary_entry, geo_entry, public_entry
+  end
+
+  def test_index_user
+    user = create(:user)
+    other_user = create(:user)
+
+    diary_entry = create(:diary_entry, :user => user)
+    geo_entry = create(:diary_entry, :user => user, :latitude => 51.50763, :longitude => -0.10781)
+    _other_entry = create(:diary_entry, :user => other_user)
+
+    # Try a list of diary entries for a valid user
+    get :index, :params => { :display_name => user.display_name }
+    check_diary_index diary_entry, geo_entry
+
+    # Try a list of diary entries for an invalid user
+    get :index, :params => { :display_name => "No Such User" }
+    assert_response :not_found
+    assert_template "user/no_such_user"
+  end
+
+  def test_index_friends
+    user = create(:user)
+    other_user = create(:user)
+    friend = create(:friend, :befriender => user)
+    diary_entry = create(:diary_entry, :user => friend.befriendee)
+    _other_entry = create(:diary_entry, :user => other_user)
+
+    # Try a list of diary entries for your friends when not logged in
+    get :index, :params => { :friends => true }
+    assert_response :redirect
+    assert_redirected_to :controller => :user, :action => :login, :referer => "/diary/friends"
+
+    # Try a list of diary entries for your friends when logged in
+    get :index, :params => { :friends => true }, :session => { :user => user }
+    check_diary_index diary_entry
+    get :index, :params => { :friends => true }, :session => { :user => other_user }
+    check_diary_index
+  end
+
+  def test_index_nearby
+    user = create(:user, :home_lat => 12, :home_lon => 12)
+    nearby_user = create(:user, :home_lat => 11.9, :home_lon => 12.1)
+
+    diary_entry = create(:diary_entry, :user => user)
+
+    # Try a list of diary entries for nearby users when not logged in
+    get :index, :params => { :nearby => true }
+    assert_response :redirect
+    assert_redirected_to :controller => :user, :action => :login, :referer => "/diary/nearby"
+
+    # Try a list of diary entries for nearby users when logged in
+    get :index, :params => { :nearby => true }, :session => { :user => nearby_user }
+    check_diary_index diary_entry
+    get :index, :params => { :nearby => true }, :session => { :user => user }
+    check_diary_index
+  end
+
+  def test_index_language
+    create(:language, :code => "de")
+    create(:language, :code => "sl")
+    diary_entry_en = create(:diary_entry, :language_code => "en")
+    diary_entry_en2 = create(:diary_entry, :language_code => "en")
+    diary_entry_de = create(:diary_entry, :language_code => "de")
+
+    # Try a list of diary entries in english
+    get :index, :params => { :language => "en" }
+    check_diary_index diary_entry_en, diary_entry_en2
+
+    # Try a list of diary entries in german
+    get :index, :params => { :language => "de" }
+    check_diary_index diary_entry_de
+
+    # Try a list of diary entries in slovenian
+    get :index, :params => { :language => "sl" }
+    check_diary_index
+  end
+
+  def test_index_paged
+    # Create several pages worth of diary entries
+    create_list(:diary_entry, 50)
+
+    # Try and get the index
+    get :index
+    assert_response :success
+    assert_select "div.diary_post", :count => 20
+
+    # Try and get the second page
+    get :index, :params => { :page => 2 }
+    assert_response :success
+    assert_select "div.diary_post", :count => 20
+  end
+

   def test_rss
   def test_rss

-    get :rss, {:format => :rss}
+    create(:language, :code => "de")
+    create(:diary_entry, :language_code => "en")
+    create(:diary_entry, :language_code => "en")
+    create(:diary_entry, :language_code => "de")
+
+    get :rss, :params => { :format => :rss }

     assert_response :success, "Should be able to get a diary RSS"
     assert_select "rss", :count => 1 do
       assert_select "channel", :count => 1 do
         assert_select "channel>title", :count => 1
         assert_select "image", :count => 1
     assert_response :success, "Should be able to get a diary RSS"
     assert_select "rss", :count => 1 do
       assert_select "channel", :count => 1 do
         assert_select "channel>title", :count => 1
         assert_select "image", :count => 1

-        assert_select "channel>item", :count => 2
+        assert_select "channel>item", :count => 3

       end
     end
   end
       end
     end
   end

-  
+

   def test_rss_language
   def test_rss_language

-    get :rss, {:language => diary_entries(:normal_user_entry_1).language_code, :format => :rss}
+    create(:language, :code => "de")
+    create(:diary_entry, :language_code => "en")
+    create(:diary_entry, :language_code => "en")
+    create(:diary_entry, :language_code => "de")
+
+    get :rss, :params => { :language => "en", :format => :rss }

     assert_response :success, "Should be able to get a specific language diary RSS"
     assert_response :success, "Should be able to get a specific language diary RSS"

-    assert_select "rss>channel>item", :count => 1 #, "Diary entries should be filtered by language"
+    assert_select "rss>channel>item", :count => 2 # , "Diary entries should be filtered by language"

   end
   end

-  
-#  def test_rss_nonexisting_language
-#    get :rss, {:language => 'xx', :format => :rss}
-#    assert_response :not_found, "Should not be able to get a nonexisting language diary RSS"
-#  end
+
+  #  def test_rss_nonexisting_language
+  #    get :rss, :params => { :language => 'xx', :format => :rss }
+  #    assert_response :not_found, "Should not be able to get a nonexisting language diary RSS"
+  #  end

 
   def test_rss_language_with_no_entries
 
   def test_rss_language_with_no_entries

-    get :rss, {:language => 'sl', :format => :rss}
+    create(:language, :code => "sl")
+    create(:diary_entry, :language_code => "en")
+
+    get :rss, :params => { :language => "sl", :format => :rss }

     assert_response :success, "Should be able to get a specific language diary RSS"
     assert_response :success, "Should be able to get a specific language diary RSS"

-    assert_select "rss>channel>item", :count => 0 #, "Diary entries should be filtered by language"
+    assert_select "rss>channel>item", :count => 0 # , "Diary entries should be filtered by language"

   end
 
   def test_rss_user
   end
 
   def test_rss_user

-    get :rss, {:display_name => users(:normal_user).display_name, :format => :rss}
+    user = create(:user)
+    other_user = create(:user)
+    create(:diary_entry, :user => user)
+    create(:diary_entry, :user => user)
+    create(:diary_entry, :user => other_user)
+
+    get :rss, :params => { :display_name => user.display_name, :format => :rss }

     assert_response :success, "Should be able to get a specific users diary RSS"
     assert_response :success, "Should be able to get a specific users diary RSS"

-    assert_select "rss>channel>item", :count => 2 #, "Diary entries should be filtered by user"
+    assert_select "rss>channel>item", :count => 2 # , "Diary entries should be filtered by user"

   end
   end

-  
+

   def test_rss_nonexisting_user
     # Try a user that has never existed
   def test_rss_nonexisting_user
     # Try a user that has never existed

-    get :rss, {:display_name => 'fakeUsername76543', :format => :rss}
+    get :rss, :params => { :display_name => "fakeUsername76543", :format => :rss }

     assert_response :not_found, "Should not be able to get a nonexisting users diary RSS"
 
     # Try a suspended user
     assert_response :not_found, "Should not be able to get a nonexisting users diary RSS"
 
     # Try a suspended user

-    get :rss, {:display_name => users(:suspended_user).display_name, :format => :rss}
+    get :rss, :params => { :display_name => create(:user, :suspended).display_name, :format => :rss }

     assert_response :not_found, "Should not be able to get a suspended users diary RSS"
 
     # Try a deleted user
     assert_response :not_found, "Should not be able to get a suspended users diary RSS"
 
     # Try a deleted user

-    get :rss, {:display_name => users(:deleted_user).display_name, :format => :rss}
+    get :rss, :params => { :display_name => create(:user, :deleted).display_name, :format => :rss }

     assert_response :not_found, "Should not be able to get a deleted users diary RSS"
   end
 
     assert_response :not_found, "Should not be able to get a deleted users diary RSS"
   end
 

-  def test_viewing_diary_entry
+  def test_rss_character_escaping
+    create(:diary_entry, :title => "<script>")
+    get :rss, :params => { :format => :rss }
+
+    assert_match "<title>&lt;script&gt;</title>", response.body
+  end
+
+  def test_show
+    user = create(:user)
+    suspended_user = create(:user, :suspended)
+    deleted_user = create(:user, :deleted)
+

     # Try a normal entry that should work
     # Try a normal entry that should work

-    get :view, {:display_name => users(:normal_user).display_name, :id => diary_entries(:normal_user_entry_1).id}
+    diary_entry = create(:diary_entry, :user => user)
+    get :show, :params => { :display_name => user.display_name, :id => diary_entry.id }

     assert_response :success
     assert_response :success

-    assert_template :view
+    assert_template :show

 
     # Try a deleted entry
 
     # Try a deleted entry

-    get :view, {:display_name => users(:normal_user).display_name, :id => diary_entries(:deleted_entry).id}
+    diary_entry_deleted = create(:diary_entry, :user => user, :visible => false)
+    get :show, :params => { :display_name => user.display_name, :id => diary_entry_deleted.id }

     assert_response :not_found
 
     # Try an entry by a suspended user
     assert_response :not_found
 
     # Try an entry by a suspended user

-    get :view, {:display_name => users(:suspended_user).display_name, :id => diary_entries(:entry_by_suspended_user).id}
+    diary_entry_suspended = create(:diary_entry, :user => suspended_user)
+    get :show, :params => { :display_name => suspended_user.display_name, :id => diary_entry_suspended.id }

     assert_response :not_found
 
     # Try an entry by a deleted user
     assert_response :not_found
 
     # Try an entry by a deleted user

-    get :view, {:display_name => users(:deleted_user).display_name, :id => diary_entries(:entry_by_deleted_user).id}
+    diary_entry_deleted = create(:diary_entry, :user => deleted_user)
+    get :show, :params => { :display_name => deleted_user.display_name, :id => diary_entry_deleted.id }

     assert_response :not_found
   end
 
     assert_response :not_found
   end
 

-  def test_viewing_hidden_comments
+  def test_show_hidden_comments

     # Get a diary entry that has hidden comments
     # Get a diary entry that has hidden comments

-    get :view, {:display_name => users(:normal_user).display_name, :id => diary_entries(:normal_user_geo_entry).id}
+    user = create(:user)
+    diary_entry = create(:diary_entry, :user => user)
+    visible_comment = create(:diary_comment, :diary_entry => diary_entry)
+    suspended_user_comment = create(:diary_comment, :diary_entry => diary_entry, :user => create(:user, :suspended))
+    deleted_user_comment = create(:diary_comment, :diary_entry => diary_entry, :user => create(:user, :deleted))
+    hidden_comment = create(:diary_comment, :diary_entry => diary_entry, :visible => false)
+
+    get :show, :params => { :display_name => user.display_name, :id => diary_entry.id }

     assert_response :success
     assert_response :success

-    assert_template :view
+    assert_template :show

     assert_select "div.comments" do
     assert_select "div.comments" do

-      assert_select "p#comment1", :count => 1 # visible comment
-      assert_select "p#comment2", :count => 0 # comment by suspended user
-      assert_select "p#comment3", :count => 0 # comment by deleted user
-      assert_select "p#comment4", :count => 0 # hidden comment
+      assert_select "p#comment#{visible_comment.id}", :count => 1
+      assert_select "p#comment#{suspended_user_comment.id}", :count => 0
+      assert_select "p#comment#{deleted_user_comment.id}", :count => 0
+      assert_select "p#comment#{hidden_comment.id}", :count => 0

     end
   end
 
   def test_hide
     end
   end
 
   def test_hide

+    user = create(:user)
+

     # Try without logging in
     # Try without logging in

-    post :hide, {:display_name => users(:normal_user).display_name, :id => diary_entries(:normal_user_entry_1).id}
+    diary_entry = create(:diary_entry, :user => user)
+    post :hide,
+         :params => { :display_name => user.display_name, :id => diary_entry.id }

     assert_response :forbidden
     assert_response :forbidden

-    assert_equal true, DiaryEntry.find(diary_entries(:normal_user_entry_1).id).visible
+    assert_equal true, DiaryEntry.find(diary_entry.id).visible

 
     # Now try as a normal user
 
     # Now try as a normal user

-    post :hide, {:display_name => users(:normal_user).display_name, :id => diary_entries(:normal_user_entry_1).id}, {:user => users(:normal_user).id}
+    post :hide,
+         :params => { :display_name => user.display_name, :id => diary_entry.id },
+         :session => { :user => user }

     assert_response :redirect
     assert_response :redirect

-    assert_redirected_to :action => :view, :display_name => users(:normal_user).display_name, :id => diary_entries(:normal_user_entry_1).id
-    assert_equal true, DiaryEntry.find(diary_entries(:normal_user_entry_1).id).visible
+    assert_redirected_to :action => :show, :display_name => user.display_name, :id => diary_entry.id
+    assert_equal true, DiaryEntry.find(diary_entry.id).visible

 
     # Finally try as an administrator
 
     # Finally try as an administrator

-    post :hide, {:display_name => users(:normal_user).display_name, :id => diary_entries(:normal_user_entry_1).id}, {:user => users(:administrator_user).id}
+    post :hide,
+         :params => { :display_name => user.display_name, :id => diary_entry.id },
+         :session => { :user => create(:administrator_user) }

     assert_response :redirect
     assert_response :redirect

-    assert_redirected_to :action => :list, :display_name => users(:normal_user).display_name
-    assert_equal false, DiaryEntry.find(diary_entries(:normal_user_entry_1).id).visible
+    assert_redirected_to :action => :index, :display_name => user.display_name
+    assert_equal false, DiaryEntry.find(diary_entry.id).visible

   end
 
   def test_hidecomment
   end
 
   def test_hidecomment

+    user = create(:user)
+    administrator_user = create(:administrator_user)
+    diary_entry = create(:diary_entry, :user => user)
+    diary_comment = create(:diary_comment, :diary_entry => diary_entry)

     # Try without logging in
     # Try without logging in

-    post :hidecomment, {:display_name => users(:normal_user).display_name, :id => diary_entries(:normal_user_geo_entry).id, :comment => diary_comments(:comment_for_geo_post).id}
+    post :hidecomment,
+         :params => { :display_name => user.display_name, :id => diary_entry.id, :comment => diary_comment.id }

     assert_response :forbidden
     assert_response :forbidden

-    assert_equal true, DiaryComment.find(diary_comments(:comment_for_geo_post).id).visible
+    assert_equal true, DiaryComment.find(diary_comment.id).visible

 
     # Now try as a normal user
 
     # Now try as a normal user

-    post :hidecomment, {:display_name => users(:normal_user).display_name, :id => diary_entries(:normal_user_geo_entry).id, :comment => diary_comments(:comment_for_geo_post).id}, {:user => users(:normal_user).id}
+    post :hidecomment,
+         :params => { :display_name => user.display_name, :id => diary_entry.id, :comment => diary_comment.id },
+         :session => { :user => user }

     assert_response :redirect
     assert_response :redirect

-    assert_redirected_to :action => :view, :display_name => users(:normal_user).display_name, :id => diary_entries(:normal_user_geo_entry).id
-    assert_equal true, DiaryComment.find(diary_comments(:comment_for_geo_post).id).visible
+    assert_redirected_to :action => :show, :display_name => user.display_name, :id => diary_entry.id
+    assert_equal true, DiaryComment.find(diary_comment.id).visible

 
     # Finally try as an administrator
 
     # Finally try as an administrator

-    post :hidecomment, {:display_name => users(:normal_user).display_name, :id => diary_entries(:normal_user_geo_entry).id, :comment => diary_comments(:comment_for_geo_post).id}, {:user => users(:administrator_user).id}
+    post :hidecomment,
+         :params => { :display_name => user.display_name, :id => diary_entry.id, :comment => diary_comment.id },
+         :session => { :user => administrator_user }

     assert_response :redirect
     assert_response :redirect

-    assert_redirected_to :action => :view, :display_name => users(:normal_user).display_name, :id => diary_entries(:normal_user_geo_entry).id
-    assert_equal false, DiaryComment.find(diary_comments(:comment_for_geo_post).id).visible
+    assert_redirected_to :action => :show, :display_name => user.display_name, :id => diary_entry.id
+    assert_equal false, DiaryComment.find(diary_comment.id).visible

   end
 
   def test_comments
   end
 
   def test_comments

+    user = create(:user)
+    other_user = create(:user)
+    suspended_user = create(:user, :suspended)
+    deleted_user = create(:user, :deleted)

     # Test a user with no comments
     # Test a user with no comments

-    get :comments, :display_name => users(:normal_user).display_name
+    get :comments, :params => { :display_name => user.display_name }

     assert_response :success
     assert_template :comments
     assert_select "table.messages" do
     assert_response :success
     assert_template :comments
     assert_select "table.messages" do


@@ -449,7 +774,9 @@ class DiaryEntryControllerTest < ActionController::TestCase
     end
 
     # Test a user with a comment
     end
 
     # Test a user with a comment

-    get :comments, :display_name => users(:public_user).display_name
+    create(:diary_comment, :user => other_user)
+
+    get :comments, :params => { :display_name => other_user.display_name }

     assert_response :success
     assert_template :comments
     assert_select "table.messages" do
     assert_response :success
     assert_template :comments
     assert_select "table.messages" do


@@ -457,11 +784,111 @@ class DiaryEntryControllerTest < ActionController::TestCase
     end
 
     # Test a suspended user
     end
 
     # Test a suspended user

-    get :comments, :display_name => users(:suspended_user).display_name
+    get :comments, :params => { :display_name => suspended_user.display_name }

     assert_response :not_found
 
     # Test a deleted user
     assert_response :not_found
 
     # Test a deleted user

-    get :comments, :display_name => users(:deleted_user).display_name
+    get :comments, :params => { :display_name => deleted_user.display_name }
+    assert_response :not_found
+  end
+
+  def test_subscribe_success
+    user = create(:user)
+    other_user = create(:user)
+    diary_entry = create(:diary_entry, :user => user)
+
+    assert_difference "diary_entry.subscribers.count", 1 do
+      post :subscribe,
+           :params => { :id => diary_entry.id, :display_name => diary_entry.user.display_name },
+           :session => { :user => other_user }
+    end
+    assert_response :redirect
+  end
+
+  def test_subscribe_fail
+    user = create(:user)
+    other_user = create(:user)
+
+    diary_entry = create(:diary_entry, :user => user)
+
+    # not signed in
+    assert_no_difference "diary_entry.subscribers.count" do
+      post :subscribe,
+           :params => { :id => diary_entry.id, :display_name => diary_entry.user.display_name }
+    end
+    assert_response :forbidden
+
+    # bad diary id
+    post :subscribe,
+         :params => { :id => 999111, :display_name => "username" },
+         :session => { :user => other_user }

     assert_response :not_found
     assert_response :not_found

+
+    # trying to subscribe when already subscribed
+    post :subscribe,
+         :params => { :id => diary_entry.id, :display_name => diary_entry.user.display_name },
+         :session => { :user => other_user }
+    assert_no_difference "diary_entry.subscribers.count" do
+      post :subscribe,
+           :params => { :id => diary_entry.id, :display_name => diary_entry.user.display_name },
+           :session => { :user => other_user }
+    end
+  end
+
+  def test_unsubscribe_success
+    user = create(:user)
+    other_user = create(:user)
+
+    diary_entry = create(:diary_entry, :user => user)
+
+    post :subscribe,
+         :params => { :id => diary_entry.id, :display_name => diary_entry.user.display_name },
+         :session => { :user => other_user }
+    assert_difference "diary_entry.subscribers.count", -1 do
+      post :unsubscribe,
+           :params => { :id => diary_entry.id, :display_name => diary_entry.user.display_name },
+           :session => { :user => other_user }
+    end
+    assert_response :redirect
+  end
+
+  def test_unsubscribe_fail
+    user = create(:user)
+    other_user = create(:user)
+
+    diary_entry = create(:diary_entry, :user => user)
+
+    # not signed in
+    assert_no_difference "diary_entry.subscribers.count" do
+      post :unsubscribe,
+           :params => { :id => diary_entry.id, :display_name => diary_entry.user.display_name }
+    end
+    assert_response :forbidden
+
+    # bad diary id
+    post :unsubscribe,
+         :params => { :id => 999111, :display_name => "username" },
+         :session => { :user => other_user }
+    assert_response :not_found
+
+    # trying to unsubscribe when not subscribed
+    assert_no_difference "diary_entry.subscribers.count" do
+      post :unsubscribe,
+           :params => { :id => diary_entry.id, :display_name => diary_entry.user.display_name },
+           :session => { :user => other_user }
+    end
+  end
+
+  private
+
+  def check_diary_index(*entries)
+    assert_response :success
+    assert_template "index"
+    assert_no_missing_translations
+    assert_select "div.diary_post", entries.count
+
+    entries.each do |entry|
+      assert_select "a[href=?]", "/user/#{ERB::Util.u(entry.user.display_name)}/diary/#{entry.id}"
+    end

   end
 end
   end
 end