X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/ef7f3d800cbdd49b692df10d312e5fd880e2e938..fc0aebc1a8ccad4ae9a3ac6435df00328e5a98e5:/test/controllers/changeset_controller_test.rb

diff --git a/test/controllers/changeset_controller_test.rb b/test/controllers/changeset_controller_test.rb
index 07b06e675..efdf22e54 100644
--- a/test/controllers/changeset_controller_test.rb
+++ b/test/controllers/changeset_controller_test.rb
@@ -1,9 +1,8 @@
-require 'test_helper'
-require 'changeset_controller'
+require "test_helper"
+require "changeset_controller"
 
 class ChangesetControllerTest < ActionController::TestCase
   api_fixtures
-  fixtures :changeset_comments, :changesets_subscribers
 
   ##
   # test all routes which lead to this controller
@@ -74,11 +73,11 @@ class ChangesetControllerTest < ActionController::TestCase
     )
     assert_routing(
       { :path => "/history/friends", :method => :get },
-      { :controller => "changeset", :action => "list", :friends => true }
+      { :controller => "changeset", :action => "list", :friends => true, :format => :html }
     )
     assert_routing(
       { :path => "/history/nearby", :method => :get },
-      { :controller => "changeset", :action => "list", :nearby => true }
+      { :controller => "changeset", :action => "list", :nearby => true, :format => :html }
     )
     assert_routing(
       { :path => "/history", :method => :get },
@@ -102,16 +101,16 @@ class ChangesetControllerTest < ActionController::TestCase
     basic_authorization users(:normal_user).email, "test"
     # Create the first user's changeset
     content "<osm><changeset>" +
-      "<tag k='created_by' v='osm test suite checking changesets'/>" +
-      "</changeset></osm>"
+            "<tag k='created_by' v='osm test suite checking changesets'/>" +
+            "</changeset></osm>"
     put :create
     assert_require_public_data
 
     basic_authorization users(:public_user).email, "test"
     # Create the first user's changeset
     content "<osm><changeset>" +
-      "<tag k='created_by' v='osm test suite checking changesets'/>" +
-      "</changeset></osm>"
+            "<tag k='created_by' v='osm test suite checking changesets'/>" +
+            "</changeset></osm>"
     put :create
 
     assert_response :success, "Creation of changeset did not return sucess status"
@@ -180,6 +179,7 @@ class ChangesetControllerTest < ActionController::TestCase
   # document structure.
   def test_read
     changeset_id = changesets(:normal_user_first_change).id
+
     get :read, :id => changeset_id
     assert_response :success, "cannot get first changeset"
 
@@ -193,6 +193,18 @@ class ChangesetControllerTest < ActionController::TestCase
     assert_select "osm[version='#{API_VERSION}'][generator='OpenStreetMap server']", 1
     assert_select "osm>changeset[id='#{changeset_id}']", 1
     assert_select "osm>changeset>discussion", 1
+    assert_select "osm>changeset>discussion>comment", 0
+
+    changeset_id = changesets(:normal_user_closed_change).id
+    create_list(:changeset_comment, 3, :changeset_id => changeset_id)
+
+    get :read, :id => changeset_id, :include_discussion => true
+    assert_response :success, "cannot get closed changeset with comments"
+
+    assert_select "osm[version='#{API_VERSION}'][generator='OpenStreetMap server']", 1
+    assert_select "osm>changeset[id='#{changeset_id}']", 1
+    assert_select "osm>changeset>discussion", 1
+    assert_select "osm>changeset>discussion>comment", 3
   end
 
   ##
@@ -464,7 +476,7 @@ EOF
     changeset_id = changesets(:public_user_first_change).id
     %w(node way relation).each do |type|
       delete.find("//osmChange/delete/#{type}").each do |n|
-        n['changeset'] = changeset_id.to_s
+        n["changeset"] = changeset_id.to_s
       end
     end
 
@@ -515,13 +527,12 @@ EOF
 
       # create a temporary changeset
       content "<osm><changeset>" +
-        "<tag k='created_by' v='osm test suite checking changesets'/>" +
-        "</changeset></osm>"
-      assert_difference('Changeset.count', 1) do
+              "<tag k='created_by' v='osm test suite checking changesets'/>" +
+              "</changeset></osm>"
+      assert_difference "Changeset.count", 1 do
         put :create
       end
       assert_response :success
-      changeset_id = @response.body.to_i
     end
   end
 
@@ -571,9 +582,9 @@ EOF
     # check that the changeset bbox is within bounds
     cs = Changeset.find(changeset_id)
     assert cs.min_lon >= -180 * GeoRecord::SCALE, "Minimum longitude (#{cs.min_lon / GeoRecord::SCALE}) should be >= -180 to be valid."
-    assert cs.max_lon <=  180 * GeoRecord::SCALE, "Maximum longitude (#{cs.max_lon / GeoRecord::SCALE}) should be <= 180 to be valid."
-    assert cs.min_lat >=  -90 * GeoRecord::SCALE, "Minimum latitude (#{cs.min_lat / GeoRecord::SCALE}) should be >= -90 to be valid."
-    assert cs.max_lat >=   90 * GeoRecord::SCALE, "Maximum latitude (#{cs.max_lat / GeoRecord::SCALE}) should be <= 90 to be valid."
+    assert cs.max_lon <= 180 * GeoRecord::SCALE, "Maximum longitude (#{cs.max_lon / GeoRecord::SCALE}) should be <= 180 to be valid."
+    assert cs.min_lat >= -90 * GeoRecord::SCALE, "Minimum latitude (#{cs.min_lat / GeoRecord::SCALE}) should be >= -90 to be valid."
+    assert cs.max_lat >= 90 * GeoRecord::SCALE, "Maximum latitude (#{cs.max_lat / GeoRecord::SCALE}) should be <= 90 to be valid."
   end
 
   ##
@@ -664,7 +675,7 @@ EOF
 <osmChange>
  <create>
   <node id='-1' lon='0' lat='0' changeset='#{cs_id}'>
-   <tag k='foo' v='#{"x" * 256}'/>
+   <tag k='foo' v='#{'x' * 256}'/>
   </node>
  </create>
 </osmChange>
@@ -727,7 +738,7 @@ EOF
     assert_equal 2, Node.find(new_node_id).tags.size, "new node should have two tags"
     assert_equal [new_node_id, 3], Way.find(1).nds, "way nodes should match"
     Relation.find(1).members.each do |type, id, _role|
-      if type == 'node'
+      if type == "node"
         assert_equal new_node_id, id, "relation should contain new node"
       end
     end
@@ -778,6 +789,7 @@ EOF
     # check that objects are unmodified
     assert_nodes_are_equal(node, Node.find(1))
     assert_ways_are_equal(way, Way.find(1))
+    assert_relations_are_equal(rel, Relation.find(1))
   end
 
   ##
@@ -1090,8 +1102,8 @@ EOF
     basic_authorization users(:public_user).email, "test"
 
     content "<osm><changeset>" +
-      "<tag k='created_by' v='osm test suite checking changesets'/>" +
-      "</changeset></osm>"
+            "<tag k='created_by' v='osm test suite checking changesets'/>" +
+            "</changeset></osm>"
     put :create
     assert_response :success
     changeset_id = @response.body.to_i
@@ -1102,8 +1114,8 @@ EOF
     diff.root = XML::Node.new "osmChange"
     modify = XML::Node.new "modify"
     xml_old_node = old_node.to_xml_node
-    xml_old_node["lat"] = (2.0).to_s
-    xml_old_node["lon"] = (2.0).to_s
+    xml_old_node["lat"] = 2.0.to_s
+    xml_old_node["lon"] = 2.0.to_s
     xml_old_node["changeset"] = changeset_id.to_s
     modify << xml_old_node
     diff.root << modify
@@ -1128,8 +1140,8 @@ EOF
     basic_authorization users(:public_user).email, "test"
 
     content "<osm><changeset>" +
-      "<tag k='created_by' v='osm test suite checking changesets'/>" +
-      "</changeset></osm>"
+            "<tag k='created_by' v='osm test suite checking changesets'/>" +
+            "</changeset></osm>"
     put :create
     assert_response :success
     changeset_id = @response.body.to_i
@@ -1169,8 +1181,7 @@ EOF
     ["<osmChange/>",
      "<osmChange></osmChange>",
      "<osmChange><modify/></osmChange>",
-     "<osmChange><modify></modify></osmChange>"
-    ].each do |diff|
+     "<osmChange><modify></modify></osmChange>"].each do |diff|
       # upload it
       content diff
       post :upload, :id => changesets(:public_user_first_change).id
@@ -1213,8 +1224,8 @@ EOF
 
     # create a temporary changeset
     content "<osm><changeset>" +
-      "<tag k='created_by' v='osm test suite checking changesets'/>" +
-      "</changeset></osm>"
+            "<tag k='created_by' v='osm test suite checking changesets'/>" +
+            "</changeset></osm>"
     put :create
     assert_response :forbidden
 
@@ -1223,8 +1234,8 @@ EOF
 
     # create a temporary changeset
     content "<osm><changeset>" +
-      "<tag k='created_by' v='osm test suite checking changesets'/>" +
-      "</changeset></osm>"
+            "<tag k='created_by' v='osm test suite checking changesets'/>" +
+            "</changeset></osm>"
     put :create
     assert_response :success
     changeset_id = @response.body.to_i
@@ -1269,8 +1280,8 @@ EOF
 
     # create a temporary changeset
     content "<osm><changeset>" +
-      "<tag k='created_by' v='osm test suite checking changesets'/>" +
-      "</changeset></osm>"
+            "<tag k='created_by' v='osm test suite checking changesets'/>" +
+            "</changeset></osm>"
     put :create
     assert_response :success
     changeset_id = @response.body.to_i
@@ -1328,8 +1339,8 @@ OSMFILE
 
     # create a temporary changeset
     content "<osm><changeset>" +
-      "<tag k='created_by' v='osm test suite checking changesets'/>" +
-      "</changeset></osm>"
+            "<tag k='created_by' v='osm test suite checking changesets'/>" +
+            "</changeset></osm>"
     put :create
     assert_response :success
     changeset_id = @response.body.to_i
@@ -1381,7 +1392,7 @@ EOF
     assert_response :success
     assert_template nil
     # print @response.body
-    # FIXME needs more assert_select tests
+    # FIXME: needs more assert_select tests
     assert_select "osmChange[version='#{API_VERSION}'][generator='#{GENERATOR}']" do
       assert_select "create", :count => 5
       assert_select "create>node[id='#{nodes(:used_node_2).node_id}'][visible='#{nodes(:used_node_2).visible?}'][version='#{nodes(:used_node_2).version}']" do
@@ -1393,7 +1404,7 @@ EOF
 
   ##
   # check that the bounding box of a changeset gets updated correctly
-  ## FIXME: This should really be moded to a integration test due to the with_controller
+  # FIXME: This should really be moded to a integration test due to the with_controller
   def test_changeset_bbox
     basic_authorization users(:public_user).email, "test"
 
@@ -1465,12 +1476,12 @@ EOF
     # NOTE: the include method doesn't over-expand, like inserting
     # a real method does. this is because we expect the client to
     # know what it is doing!
-    check_after_include(changeset_id,  1,  1, [1,  1,  1,  1])
-    check_after_include(changeset_id,  3,  3, [1,  1,  3,  3])
-    check_after_include(changeset_id,  4,  2, [1,  1,  4,  3])
-    check_after_include(changeset_id,  2,  2, [1,  1,  4,  3])
-    check_after_include(changeset_id, -1, -1, [-1, -1,  4,  3])
-    check_after_include(changeset_id, -2,  5, [-2, -1,  4,  5])
+    check_after_include(changeset_id, 1, 1, [1, 1, 1, 1])
+    check_after_include(changeset_id, 3, 3, [1, 1, 3, 3])
+    check_after_include(changeset_id, 4, 2, [1, 1, 4, 3])
+    check_after_include(changeset_id, 2, 2, [1, 1, 4, 3])
+    check_after_include(changeset_id, -1, -1, [-1, -1, 4, 3])
+    check_after_include(changeset_id, -2, 5, [-2, -1, 4, 5])
   end
 
   ##
@@ -1544,39 +1555,39 @@ EOF
     assert_response :success, "can't get changesets by user and open"
     assert_changesets [1]
 
-    get :query, :time => '2007-12-31'
+    get :query, :time => "2007-12-31"
     assert_response :success, "can't get changesets by time-since"
     assert_changesets [1, 2, 4, 5, 6]
 
-    get :query, :time => '2008-01-01T12:34Z'
+    get :query, :time => "2008-01-01T12:34Z"
     assert_response :success, "can't get changesets by time-since with hour"
     assert_changesets [1, 2, 4, 5, 6]
 
-    get :query, :time => '2007-12-31T23:59Z,2008-01-01T00:01Z'
+    get :query, :time => "2007-12-31T23:59Z,2008-01-01T00:01Z"
     assert_response :success, "can't get changesets by time-range"
     assert_changesets [1, 5, 6]
 
-    get :query, :open => 'true'
+    get :query, :open => "true"
     assert_response :success, "can't get changesets by open-ness"
     assert_changesets [1, 2, 4]
 
-    get :query, :closed => 'true'
+    get :query, :closed => "true"
     assert_response :success, "can't get changesets by closed-ness"
-    assert_changesets [3, 5, 6, 7, 8]
+    assert_changesets [3, 5, 6, 7, 8, 9]
 
-    get :query, :closed => 'true', :user => users(:normal_user).id
+    get :query, :closed => "true", :user => users(:normal_user).id
     assert_response :success, "can't get changesets by closed-ness and user"
     assert_changesets [3, 6, 8]
 
-    get :query, :closed => 'true', :user => users(:public_user).id
+    get :query, :closed => "true", :user => users(:public_user).id
     assert_response :success, "can't get changesets by closed-ness and user"
     assert_changesets [7]
 
-    get :query, :changesets => '1,2,3'
+    get :query, :changesets => "1,2,3"
     assert_response :success, "can't get changesets by id (as comma-separated string)"
     assert_changesets [1, 2, 3]
 
-    get :query, :changesets => ''
+    get :query, :changesets => ""
     assert_response :bad_request, "should be a bad request since changesets is empty"
   end
 
@@ -1586,8 +1597,7 @@ EOF
   def test_query_invalid
     ["abracadabra!",
      "1,2,3,F",
-     ";drop table users;"
-    ].each do |bbox|
+     ";drop table users;"].each do |bbox|
       get :query, :bbox => bbox
       assert_response :bad_request, "'#{bbox}' isn't a bbox"
     end
@@ -1596,8 +1606,7 @@ EOF
      "00-00-00",
      ";drop table users;",
      ",",
-     "-,-"
-    ].each do |time|
+     "-,-"].each do |time|
       get :query, :time => time
       assert_response :bad_request, "'#{time}' isn't a valid time range"
     end
@@ -1605,8 +1614,7 @@ EOF
     ["me",
      "foobar",
      "-1",
-     "0"
-    ].each do |uid|
+     "0"].each do |uid|
       get :query, :user => uid
       assert_response :bad_request, "'#{uid}' isn't a valid user ID"
     end
@@ -1619,8 +1627,8 @@ EOF
     changeset = changesets(:normal_user_first_change)
     new_changeset = changeset.to_xml
     new_tag = XML::Node.new "tag"
-    new_tag['k'] = "tagtesting"
-    new_tag['v'] = "valuetesting"
+    new_tag["k"] = "tagtesting"
+    new_tag["v"] = "valuetesting"
     new_changeset.find("//osm/changeset").first << new_tag
     content new_changeset
 
@@ -1640,10 +1648,11 @@ EOF
 
     ## Now try with the public user
     changeset = changesets(:public_user_first_change)
+    create(:changeset_tag, :changeset => changeset)
     new_changeset = changeset.to_xml
     new_tag = XML::Node.new "tag"
-    new_tag['k'] = "tagtesting"
-    new_tag['v'] = "valuetesting"
+    new_tag["k"] = "tagtesting"
+    new_tag["v"] = "valuetesting"
     new_changeset.find("//osm/changeset").first << new_tag
     content new_changeset
 
@@ -1676,8 +1685,8 @@ EOF
     changeset = changesets(:normal_user_first_change)
     new_changeset = changeset.to_xml
     new_tag = XML::Node.new "tag"
-    new_tag['k'] = "testing"
-    new_tag['v'] = "testing"
+    new_tag["k"] = "testing"
+    new_tag["v"] = "testing"
     new_changeset.find("//osm/changeset").first << new_tag
 
     content new_changeset
@@ -1719,9 +1728,9 @@ EOF
 
       # loop until we fill the changeset with nodes
       offset.times do |i|
-        node_xml['lat'] = rand.to_s
-        node_xml['lon'] = rand.to_s
-        node_xml['version'] = (i + 1).to_s
+        node_xml["lat"] = rand.to_s
+        node_xml["lon"] = rand.to_s
+        node_xml["version"] = (i + 1).to_s
 
         content node_doc
         put :update, :id => node_id
@@ -1729,9 +1738,9 @@ EOF
       end
 
       # trying again should fail
-      node_xml['lat'] = rand.to_s
-      node_xml['lon'] = rand.to_s
-      node_xml['version'] = offset.to_s
+      node_xml["lat"] = rand.to_s
+      node_xml["lon"] = rand.to_s
+      node_xml["version"] = offset.to_s
 
       content node_doc
       put :update, :id => node_id
@@ -1748,7 +1757,7 @@ EOF
   end
 
   ##
-  # This should display the last 20 changesets closed.
+  # This should display the last 20 changesets closed
   def test_list
     get :list, :format => "html"
     assert_response :success
@@ -1756,25 +1765,15 @@ EOF
     assert_template :layout => "map"
     assert_select "h2", :text => "Changesets", :count => 1
 
-    get :list, :format => "html", :list => '1', :bbox => '-180,-90,90,180'
+    xhr :get, :list, :format => "html", :list => "1"
     assert_response :success
     assert_template "list"
 
-    changesets = Changeset
-                 .where("num_changes > 0 and min_lon is not null")
-                 .order(:created_at => :desc)
-                 .limit(20)
-    assert changesets.size <= 20
-
-    # Now check that all 20 (or however many were returned) changesets are in the html
-    assert_select "li", :count => changesets.size
-    changesets.each do |_changeset|
-      # FIXME this test needs rewriting - test for table contents
-    end
+    check_list_result(Changeset.all)
   end
 
   ##
-  # This should display the last 20 changesets closed.
+  # This should display the last 20 changesets closed
   def test_list_xhr
     xhr :get, :list, :format => "html"
     assert_response :success
@@ -1782,31 +1781,59 @@ EOF
     assert_template :layout => "xhr"
     assert_select "h2", :text => "Changesets", :count => 1
 
-    get :list, :format => "html", :list => '1', :bbox => '-180,-90,90,180'
+    xhr :get, :list, :format => "html", :list => "1"
     assert_response :success
     assert_template "list"
 
-    changesets = Changeset
-                 .where("num_changes > 0 and min_lon is not null")
-                 .order(:created_at => :desc)
-                 .limit(20)
-    assert changesets.size <= 20
+    check_list_result(Changeset.all)
+  end
 
-    # Now check that all 20 (or however many were returned) changesets are in the html
-    assert_select "li", :count => changesets.size
-    changesets.each do |_changeset|
-      # FIXME this test needs rewriting - test for table contents
-    end
+  ##
+  # This should display the last 20 changesets closed in a specific area
+  def test_list_bbox
+    get :list, :format => "html", :bbox => "4.5,4.5,5.5,5.5"
+    assert_response :success
+    assert_template "history"
+    assert_template :layout => "map"
+    assert_select "h2", :text => "Changesets", :count => 1
+
+    xhr :get, :list, :format => "html", :bbox => "4.5,4.5,5.5,5.5", :list => "1"
+    assert_response :success
+    assert_template "list"
+
+    check_list_result(Changeset.where("min_lon < 55000000 and max_lon > 45000000 and min_lat < 55000000 and max_lat > 45000000"))
   end
 
   ##
   # Checks the display of the user changesets listing
   def test_list_user
     user = users(:public_user)
+
+    get :list, :format => "html", :display_name => user.display_name
+    assert_response :success
+    assert_template "history"
+
+    xhr :get, :list, :format => "html", :display_name => user.display_name, :list => "1"
+    assert_response :success
+    assert_template "list"
+
+    check_list_result(user.changesets)
+  end
+
+  ##
+  # Checks the display of the user changesets listing for a private user
+  def test_list_private_user
+    user = users(:normal_user)
+
     get :list, :format => "html", :display_name => user.display_name
     assert_response :success
     assert_template "history"
-    ## FIXME need to add more checks to see which if edits are actually shown if your data is public
+
+    xhr :get, :list, :format => "html", :display_name => user.display_name, :list => "1"
+    assert_response :success
+    assert_template "list"
+
+    check_list_result(Changeset.none)
   end
 
   ##
@@ -1814,34 +1841,106 @@ EOF
   def test_list_user_not_found
     get :list, :format => "html", :display_name => "Some random user"
     assert_response :not_found
-    assert_template 'user/no_such_user'
+    assert_template "user/no_such_user"
+
+    xhr :get, :list, :format => "html", :display_name => "Some random user", :list => "1"
+    assert_response :not_found
+    assert_template "user/no_such_user"
+  end
+
+  ##
+  # Checks the display of the friends changesets listing
+  def test_list_friends
+    user = users(:normal_user)
+
+    get :list, :friends => true
+    assert_response :redirect
+    assert_redirected_to :controller => :user, :action => :login, :referer => friend_changesets_path
+
+    session[:user] = user.id
+
+    get :list, :friends => true
+    assert_response :success
+    assert_template "history"
+
+    xhr :get, :list, :friends => true, :list => "1"
+    assert_response :success
+    assert_template "list"
+
+    check_list_result(Changeset.where(:user => user.friend_users.identifiable))
+  end
+
+  ##
+  # Checks the display of the nearby user changesets listing
+  def test_list_nearby
+    user = users(:normal_user)
+
+    get :list, :nearby => true
+    assert_response :redirect
+    assert_redirected_to :controller => :user, :action => :login, :referer => nearby_changesets_path
+
+    session[:user] = user.id
+
+    get :list, :nearby => true
+    assert_response :success
+    assert_template "history"
+
+    xhr :get, :list, :nearby => true, :list => "1"
+    assert_response :success
+    assert_template "list"
+
+    check_list_result(Changeset.where(:user => user.nearby))
+  end
+
+  ##
+  # Check that we can't request later pages of the changesets list
+  def test_list_max_id
+    xhr :get, :list, :format => "html", :max_id => 4
+    assert_response :success
+    assert_template "history"
+    assert_template :layout => "xhr"
+    assert_select "h2", :text => "Changesets", :count => 1
+
+    xhr :get, :list, :format => "html", :list => "1", :max_id => 4
+    assert_response :success
+    assert_template "list"
+
+    check_list_result(Changeset.where("id <= 4"))
   end
 
   ##
-  # This should display the last 20 changesets closed.
+  # This should display the last 20 changesets closed
   def test_feed
-    changesets = Changeset.where("num_changes > 0").order(:created_at => :desc).limit(20)
-    assert changesets.size <= 20
-    get :feed, :format => "atom"
+    get :feed, :format => :atom
     assert_response :success
     assert_template "list"
-    # Now check that all 20 (or however many were returned) changesets are in the html
-    assert_select "feed", :count => 1
-    assert_select "entry", :count => changesets.size
-    changesets.each do |_changeset|
-      # FIXME this test needs rewriting - test for feed contents
-    end
+    assert_equal "application/atom+xml", response.content_type
+
+    check_feed_result(Changeset.all)
+  end
+
+  ##
+  # This should display the last 20 changesets closed in a specific area
+  def test_feed_bbox
+    get :feed, :format => :atom, :bbox => "4.5,4.5,5.5,5.5"
+    assert_response :success
+    assert_template "list"
+    assert_equal "application/atom+xml", response.content_type
+
+    check_feed_result(Changeset.where("min_lon < 55000000 and max_lon > 45000000 and min_lat < 55000000 and max_lat > 45000000"))
   end
 
   ##
   # Checks the display of the user changesets feed
   def test_feed_user
     user = users(:public_user)
-    get :feed, :format => "atom", :display_name => user.display_name
+
+    get :feed, :format => :atom, :display_name => user.display_name
     assert_response :success
     assert_template "list"
     assert_equal "application/atom+xml", response.content_type
-    ## FIXME need to add more checks to see which if edits are actually shown if your data is public
+
+    check_feed_result(user.changesets)
   end
 
   ##
@@ -1851,6 +1950,14 @@ EOF
     assert_response :not_found
   end
 
+  ##
+  # Check that we can't request later pages of the changesets feed
+  def test_feed_max_id
+    get :feed, :format => "atom", :max_id => 100
+    assert_response :redirect
+    assert_redirected_to :action => :feed
+  end
+
   ##
   # check that the changeset download for a changeset with a redacted
   # element in it doesn't contain that element.
@@ -1870,44 +1977,87 @@ EOF
   ##
   # create comment success
   def test_create_comment_success
-    basic_authorization(users(:public_user).email, 'test')
+    basic_authorization(users(:public_user).email, "test")
+
+    assert_difference "ChangesetComment.count", 1 do
+      assert_no_difference "ActionMailer::Base.deliveries.size" do
+        post :comment, :id => changesets(:normal_user_closed_change).id, :text => "This is a comment"
+      end
+    end
+    assert_response :success
+
+    changeset = changesets(:normal_user_subscribed_change)
+    changeset.subscribers.push(users(:normal_user))
+    changeset.subscribers.push(users(:public_user))
+    changeset.subscribers.push(users(:suspended_user))
+    changeset.subscribers.push(users(:deleted_user))
+
+    assert_difference "ChangesetComment.count", 1 do
+      assert_difference "ActionMailer::Base.deliveries.size", 1 do
+        post :comment, :id => changeset.id, :text => "This is a comment"
+      end
+    end
+    assert_response :success
+
+    email = ActionMailer::Base.deliveries.first
+    assert_equal 1, email.to.length
+    assert_equal "[OpenStreetMap] test2 has commented on one of your changesets", email.subject
+    assert_equal "test@openstreetmap.org", email.to.first
+
+    ActionMailer::Base.deliveries.clear
+
+    basic_authorization(users(:second_public_user).email, "test")
 
-    assert_difference('ChangesetComment.count') do
-      post :comment, :id => changesets(:normal_user_closed_change).id, :text => 'This is a comment'
+    assert_difference "ChangesetComment.count", 1 do
+      assert_difference "ActionMailer::Base.deliveries.size", 2 do
+        post :comment, :id => changeset.id, :text => "This is a comment"
+      end
     end
     assert_response :success
+
+    email = ActionMailer::Base.deliveries.find { |e| e.to.first == "test@openstreetmap.org" }
+    assert_not_nil email
+    assert_equal 1, email.to.length
+    assert_equal "[OpenStreetMap] pulibc_test2 has commented on one of your changesets", email.subject
+
+    email = ActionMailer::Base.deliveries.find { |e| e.to.first == "test@example.com" }
+    assert_not_nil email
+    assert_equal 1, email.to.length
+    assert_equal "[OpenStreetMap] pulibc_test2 has commented on a changeset you are interested in", email.subject
+
+    ActionMailer::Base.deliveries.clear
   end
 
   ##
   # create comment fail
   def test_create_comment_fail
     # unauthorized
-    post :comment, :id => changesets(:normal_user_closed_change).id, :text => 'This is a comment'
+    post :comment, :id => changesets(:normal_user_closed_change).id, :text => "This is a comment"
     assert_response :unauthorized
 
-    basic_authorization(users(:public_user).email, 'test')
+    basic_authorization(users(:public_user).email, "test")
 
     # bad changeset id
-    assert_no_difference('ChangesetComment.count') do
-      post :comment, :id => 999111, :text => 'This is a comment'
+    assert_no_difference "ChangesetComment.count" do
+      post :comment, :id => 999111, :text => "This is a comment"
     end
     assert_response :not_found
 
     # not closed changeset
-    assert_no_difference('ChangesetComment.count') do
-      post :comment, :id => changesets(:normal_user_first_change).id, :text => 'This is a comment'
+    assert_no_difference "ChangesetComment.count" do
+      post :comment, :id => changesets(:normal_user_first_change).id, :text => "This is a comment"
     end
     assert_response :conflict
 
     # no text
-    assert_no_difference('ChangesetComment.count') do
+    assert_no_difference "ChangesetComment.count" do
       post :comment, :id => changesets(:normal_user_closed_change).id
     end
     assert_response :bad_request
 
     # empty text
-    assert_no_difference('ChangesetComment.count') do
-      post :comment, :id => changesets(:normal_user_closed_change).id, :text => ''
+    assert_no_difference "ChangesetComment.count" do
+      post :comment, :id => changesets(:normal_user_closed_change).id, :text => ""
     end
     assert_response :bad_request
   end
@@ -1915,10 +2065,10 @@ EOF
   ##
   # test subscribe success
   def test_subscribe_success
-    basic_authorization(users(:public_user).email, 'test')
+    basic_authorization(users(:public_user).email, "test")
     changeset = changesets(:normal_user_closed_change)
 
-    assert_difference('changeset.subscribers.count') do
+    assert_difference "changeset.subscribers.count", 1 do
       post :subscribe, :id => changeset.id
     end
     assert_response :success
@@ -1929,29 +2079,30 @@ EOF
   def test_subscribe_fail
     # unauthorized
     changeset = changesets(:normal_user_closed_change)
-    assert_no_difference('changeset.subscribers.count') do
+    assert_no_difference "changeset.subscribers.count" do
       post :subscribe, :id => changeset.id
     end
     assert_response :unauthorized
 
-    basic_authorization(users(:public_user).email, 'test')
+    basic_authorization(users(:public_user).email, "test")
 
     # bad changeset id
-    assert_no_difference('changeset.subscribers.count') do
+    assert_no_difference "changeset.subscribers.count" do
       post :subscribe, :id => 999111
     end
     assert_response :not_found
 
     # not closed changeset
     changeset = changesets(:normal_user_first_change)
-    assert_no_difference('changeset.subscribers.count') do
+    assert_no_difference "changeset.subscribers.count" do
       post :subscribe, :id => changeset.id
     end
     assert_response :conflict
 
     # trying to subscribe when already subscribed
     changeset = changesets(:normal_user_subscribed_change)
-    assert_no_difference('changeset.subscribers.count') do
+    changeset.subscribers.push(users(:public_user))
+    assert_no_difference "changeset.subscribers.count" do
       post :subscribe, :id => changeset.id
     end
     assert_response :conflict
@@ -1960,10 +2111,11 @@ EOF
   ##
   # test unsubscribe success
   def test_unsubscribe_success
-    basic_authorization(users(:public_user).email, 'test')
+    basic_authorization(users(:public_user).email, "test")
     changeset = changesets(:normal_user_subscribed_change)
+    changeset.subscribers.push(users(:public_user))
 
-    assert_difference('changeset.subscribers.count', -1) do
+    assert_difference "changeset.subscribers.count", -1 do
       post :unsubscribe, :id => changeset.id
     end
     assert_response :success
@@ -1974,29 +2126,29 @@ EOF
   def test_unsubscribe_fail
     # unauthorized
     changeset = changesets(:normal_user_closed_change)
-    assert_no_difference('changeset.subscribers.count') do
+    assert_no_difference "changeset.subscribers.count" do
       post :unsubscribe, :id => changeset.id
     end
     assert_response :unauthorized
 
-    basic_authorization(users(:public_user).email, 'test')
+    basic_authorization(users(:public_user).email, "test")
 
     # bad changeset id
-    assert_no_difference('changeset.subscribers.count', -1) do
+    assert_no_difference "changeset.subscribers.count" do
       post :unsubscribe, :id => 999111
     end
     assert_response :not_found
 
     # not closed changeset
     changeset = changesets(:normal_user_first_change)
-    assert_no_difference('changeset.subscribers.count', -1) do
+    assert_no_difference "changeset.subscribers.count" do
       post :unsubscribe, :id => changeset.id
     end
     assert_response :conflict
 
     # trying to unsubscribe when not subscribed
     changeset = changesets(:normal_user_closed_change)
-    assert_no_difference('changeset.subscribers.count') do
+    assert_no_difference "changeset.subscribers.count" do
       post :unsubscribe, :id => changeset.id
     end
     assert_response :not_found
@@ -2006,81 +2158,85 @@ EOF
   # test hide comment fail
   def test_hide_comment_fail
     # unauthorized
-    comment = changeset_comments(:normal_comment_1)
-    assert('comment.visible') do
-      post :hide_comment, :id => comment.id
-      assert_response :unauthorized
-    end
+    comment = create(:changeset_comment)
+    assert_equal true, comment.visible
 
-    basic_authorization(users(:public_user).email, 'test')
+    post :hide_comment, :id => comment.id
+    assert_response :unauthorized
+    assert_equal true, comment.reload.visible
+
+    basic_authorization(users(:public_user).email, "test")
 
     # not a moderator
-    assert('comment.visible') do
-      post :hide_comment, :id => comment.id
-      assert_response :forbidden
-    end
+    post :hide_comment, :id => comment.id
+    assert_response :forbidden
+    assert_equal true, comment.reload.visible
 
-    basic_authorization(users(:moderator_user).email, 'test')
+    basic_authorization(users(:moderator_user).email, "test")
 
     # bad comment id
     post :hide_comment, :id => 999111
     assert_response :not_found
+    assert_equal true, comment.reload.visible
   end
 
   ##
   # test hide comment succes
   def test_hide_comment_success
-    comment = changeset_comments(:normal_comment_1)
+    comment = create(:changeset_comment)
+    assert_equal true, comment.visible
 
-    basic_authorization(users(:moderator_user).email, 'test')
+    basic_authorization(users(:moderator_user).email, "test")
 
-    assert('!comment.visible') do
-      post :hide_comment, :id => comment.id
-    end
+    post :hide_comment, :id => comment.id
     assert_response :success
+    assert_equal false, comment.reload.visible
   end
 
   ##
   # test unhide comment fail
   def test_unhide_comment_fail
     # unauthorized
-    comment = changeset_comments(:normal_comment_1)
-    assert('comment.visible') do
-      post :unhide_comment, :id => comment.id
-      assert_response :unauthorized
-    end
+    comment = create(:changeset_comment, :visible => false)
+    assert_equal false, comment.visible
 
-    basic_authorization(users(:public_user).email, 'test')
+    post :unhide_comment, :id => comment.id
+    assert_response :unauthorized
+    assert_equal false, comment.reload.visible
+
+    basic_authorization(users(:public_user).email, "test")
 
     # not a moderator
-    assert('comment.visible') do
-      post :unhide_comment, :id => comment.id
-      assert_response :forbidden
-    end
+    post :unhide_comment, :id => comment.id
+    assert_response :forbidden
+    assert_equal false, comment.reload.visible
 
-    basic_authorization(users(:moderator_user).email, 'test')
+    basic_authorization(users(:moderator_user).email, "test")
 
     # bad comment id
     post :unhide_comment, :id => 999111
     assert_response :not_found
+    assert_equal false, comment.reload.visible
   end
 
   ##
   # test unhide comment succes
   def test_unhide_comment_success
-    comment = changeset_comments(:normal_comment_1)
+    comment = create(:changeset_comment, :visible => false)
+    assert_equal false, comment.visible
 
-    basic_authorization(users(:moderator_user).email, 'test')
+    basic_authorization(users(:moderator_user).email, "test")
 
-    assert('!comment.visible') do
-      post :unhide_comment, :id => comment.id
-    end
+    post :unhide_comment, :id => comment.id
     assert_response :success
+    assert_equal true, comment.reload.visible
   end
 
   ##
   # test comments feed
   def test_comments_feed
+    create_list(:changeset_comment, 3, :changeset_id => changesets(:normal_user_closed_change).id)
+
     get :comments_feed, :format => "rss"
     assert_response :success
     assert_equal "application/rss+xml", @response.content_type
@@ -2090,6 +2246,15 @@ EOF
       end
     end
 
+    get :comments_feed, :format => "rss", :limit => 2
+    assert_response :success
+    assert_equal "application/rss+xml", @response.content_type
+    assert_select "rss", :count => 1 do
+      assert_select "channel", :count => 1 do
+        assert_select "item", :count => 2
+      end
+    end
+
     get :comments_feed, :id => changesets(:normal_user_closed_change), :format => "rss"
     assert_response :success
     assert_equal "application/rss+xml", @response.content_type
@@ -2100,9 +2265,17 @@ EOF
     end
   end
 
-  #------------------------------------------------------------
-  # utility functions
-  #------------------------------------------------------------
+  ##
+  # test comments feed
+  def test_comments_feed_bad_limit
+    get :comments_feed, :format => "rss", :limit => 0
+    assert_response :bad_request
+
+    get :comments_feed, :format => "rss", :limit => 100001
+    assert_response :bad_request
+  end
+
+  private
 
   ##
   # boilerplate for checking that certain changesets exist in the
@@ -2128,16 +2301,16 @@ EOF
     # check the bbox
     doc = XML::Parser.string(@response.body).parse
     changeset = doc.find("//osm/changeset").first
-    assert_equal bbox[0], changeset['min_lon'].to_f, "min lon"
-    assert_equal bbox[1], changeset['min_lat'].to_f, "min lat"
-    assert_equal bbox[2], changeset['max_lon'].to_f, "max lon"
-    assert_equal bbox[3], changeset['max_lat'].to_f, "max lat"
+    assert_equal bbox[0], changeset["min_lon"].to_f, "min lon"
+    assert_equal bbox[1], changeset["min_lat"].to_f, "min lat"
+    assert_equal bbox[2], changeset["max_lon"].to_f, "max lon"
+    assert_equal bbox[3], changeset["max_lat"].to_f, "max lat"
   end
 
   ##
   # update the changeset_id of a way element
   def update_changeset(xml, changeset_id)
-    xml_attr_rewrite(xml, 'changeset', changeset_id)
+    xml_attr_rewrite(xml, "changeset", changeset_id)
   end
 
   ##
@@ -2146,4 +2319,39 @@ EOF
     xml.find("//osm/way").first[name] = value.to_s
     xml
   end
+
+  ##
+  # check the result of a list
+  def check_list_result(changesets)
+    changesets = changesets.where("num_changes > 0")
+                           .order(:created_at => :desc)
+                           .limit(20)
+    assert changesets.size <= 20
+
+    assert_select "ol.changesets", :count => [changesets.size, 1].min do
+      assert_select "li", :count => changesets.size
+
+      changesets.each do |changeset|
+        assert_select "li#changeset_#{changeset.id}", :count => 1
+      end
+    end
+  end
+
+  ##
+  # check the result of a feed
+  def check_feed_result(changesets)
+    changesets = changesets.where("num_changes > 0")
+                           .order(:created_at => :desc)
+                           .limit(20)
+    assert changesets.size <= 20
+
+    assert_select "feed", :count => [changesets.size, 1].min do
+      assert_select "> title", :count => 1, :text => /^Changesets/
+      assert_select "> entry", :count => changesets.size
+
+      changesets.each do |changeset|
+        assert_select "> entry > id", changeset_url(:id => changeset.id)
+      end
+    end
+  end
 end