X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/76708eefcffb6b451ce9c275db4bcaf23690f69d..264b92bd9fe2ae088f3bf505e370079787a15c46:/test/functional/changeset_controller_test.rb?ds=sidebyside

diff --git a/test/functional/changeset_controller_test.rb b/test/functional/changeset_controller_test.rb
index 524fad91b..a6eeaeeeb 100644
--- a/test/functional/changeset_controller_test.rb
+++ b/test/functional/changeset_controller_test.rb
@@ -4,21 +4,21 @@ require 'changeset_controller'
 class ChangesetControllerTest < ActionController::TestCase
   api_fixtures
 
-  def basic_authorization(user, pass)
-    @request.env["HTTP_AUTHORIZATION"] = "Basic %s" % Base64.encode64("#{user}:#{pass}")
-  end
-
-  def content(c)
-    @request.env["RAW_POST_DATA"] = c.to_s
-  end
-  
   # -----------------------
   # Test simple changeset creation
   # -----------------------
   
   def test_create
-    basic_authorization "test@openstreetmap.org", "test"
+    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>"
+    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'/>" + 
@@ -37,17 +37,52 @@ class ChangesetControllerTest < ActionController::TestCase
       assert_equal Rational(1,24), duration , "initial idle timeout should be an hour (#{cs.created_at} -> #{cs.closed_at})"
     else
       # must be number of seconds...
-      assert_equal 3600.0, duration , "initial idle timeout should be an hour (#{cs.created_at} -> #{cs.closed_at})"
+      assert_equal 3600, duration.round, "initial idle timeout should be an hour (#{cs.created_at} -> #{cs.closed_at})"
     end
   end
   
   def test_create_invalid
-    basic_authorization "test@openstreetmap.org", "test"
+    basic_authorization users(:normal_user).email, "test"
+    content "<osm><changeset></osm>"
+    put :create
+    assert_require_public_data
+
+    ## Try the public user
+    basic_authorization users(:public_user).email, "test"
     content "<osm><changeset></osm>"
     put :create
     assert_response :bad_request, "creating a invalid changeset should fail"
   end
 
+  def test_create_invalid_no_content
+    ## First check with no auth
+    put :create
+    assert_response :unauthorized, "shouldn't be able to create a changeset with no auth"
+    
+    ## Now try to with the non-public user
+    basic_authorization users(:normal_user).email, "test"
+    put :create
+    assert_require_public_data
+    
+    ## Try the inactive user
+    basic_authorization users(:inactive_user).email, "test"
+    put :create
+    assert_inactive_user
+    
+    ## Now try to use the public user
+    basic_authorization users(:public_user).email, "test"
+    put :create
+    assert_response :bad_request, "creating a changeset with no content should fail"
+  end
+  
+  def test_create_wrong_method
+    basic_authorization users(:public_user).email, "test"
+    get :create
+    assert_response :method_not_allowed
+    post :create
+    assert_response :method_not_allowed
+  end
+    
   ##
   # check that the changeset can be read and returns the correct
   # document structure.
@@ -63,9 +98,21 @@ class ChangesetControllerTest < ActionController::TestCase
   ##
   # test that the user who opened a change can close it
   def test_close
-    basic_authorization "test@openstreetmap.org", "test"
+    ## Try without authentication
+    put :close, :id => changesets(:public_user_first_change).id
+    assert_response :unauthorized
+    
+    
+    ## Try using the non-public user
+    basic_authorization users(:normal_user).email, "test"
+    put :close, :id => changesets(:normal_user_first_change).id
+    assert_require_public_data
+    
+    
+    ## The try with the public user
+    basic_authorization users(:public_user).email, "test"
 
-    cs_id = changesets(:normal_user_first_change).id
+    cs_id = changesets(:public_user_first_change).id
     put :close, :id => cs_id
     assert_response :success
 
@@ -78,7 +125,7 @@ class ChangesetControllerTest < ActionController::TestCase
   ##
   # test that a different user can't close another user's changeset
   def test_close_invalid
-    basic_authorization "test@example.com", "test"
+    basic_authorization users(:public_user).email, "test"
 
     put :close, :id => changesets(:normal_user_first_change).id
     assert_response :conflict
@@ -87,22 +134,88 @@ class ChangesetControllerTest < ActionController::TestCase
 
   ##
   # upload something simple, but valid and check that it can 
-  # be read back ok.
+  # be read back ok
+  # Also try without auth and another user.
   def test_upload_simple_valid
-    basic_authorization "test@openstreetmap.org", "test"
+    ## Try with no auth
+    changeset_id = changesets(:public_user_first_change).id
+
+    # simple diff to change a node, way and relation by removing 
+    # their tags
+    diff = <<EOF
+<osmChange>
+ <modify>
+  <node id='1' lon='0' lat='0' changeset='#{changeset_id}' version='1'/>
+  <way id='1' changeset='#{changeset_id}' version='1'>
+   <nd ref='3'/>
+  </way>
+ </modify>
+ <modify>
+  <relation id='1' changeset='#{changeset_id}' version='1'>
+   <member type='way' role='some' ref='3'/>
+   <member type='node' role='some' ref='5'/>
+   <member type='relation' role='some' ref='3'/>
+  </relation>
+ </modify>
+</osmChange>
+EOF
+
+    # upload it
+    content diff
+    post :upload, :id => changeset_id
+    assert_response :unauthorized, 
+      "shouldnn't be able to upload a simple valid diff to changeset: #{@response.body}"
+      
+      
+    
+    ## Now try with a private user
+    basic_authorization users(:normal_user).email, "test"
+    changeset_id = changesets(:normal_user_first_change).id
+
+    # simple diff to change a node, way and relation by removing 
+    # their tags
+    diff = <<EOF
+<osmChange>
+ <modify>
+  <node id='1' lon='0' lat='0' changeset='#{changeset_id}' version='1'/>
+  <way id='1' changeset='#{changeset_id}' version='1'>
+   <nd ref='3'/>
+  </way>
+ </modify>
+ <modify>
+  <relation id='1' changeset='#{changeset_id}' version='1'>
+   <member type='way' role='some' ref='3'/>
+   <member type='node' role='some' ref='5'/>
+   <member type='relation' role='some' ref='3'/>
+  </relation>
+ </modify>
+</osmChange>
+EOF
+
+    # upload it
+    content diff
+    post :upload, :id => changeset_id
+    assert_response :forbidden, 
+      "can't upload a simple valid diff to changeset: #{@response.body}"    
+    
+      
+      
+    ## Now try with the public user
+    basic_authorization users(:public_user).email, "test"
+    changeset_id = changesets(:public_user_first_change).id
 
     # simple diff to change a node, way and relation by removing 
     # their tags
     diff = <<EOF
 <osmChange>
  <modify>
-  <node id='1' lon='0' lat='0' changeset='1' version='1'/>
-  <way id='1' changeset='1' version='1'>
+  <node id='1' lon='0' lat='0' changeset='#{changeset_id}' version='1'/>
+  <way id='1' changeset='#{changeset_id}' version='1'>
    <nd ref='3'/>
   </way>
  </modify>
  <modify>
-  <relation id='1' changeset='1' version='1'>
+  <relation id='1' changeset='#{changeset_id}' version='1'>
    <member type='way' role='some' ref='3'/>
    <member type='node' role='some' ref='5'/>
    <member type='relation' role='some' ref='3'/>
@@ -113,7 +226,7 @@ EOF
 
     # upload it
     content diff
-    post :upload, :id => 1
+    post :upload, :id => changeset_id
     assert_response :success, 
       "can't upload a simple valid diff to changeset: #{@response.body}"
 
@@ -126,22 +239,23 @@ EOF
   ##
   # upload something which creates new objects using placeholders
   def test_upload_create_valid
-    basic_authorization "test@openstreetmap.org", "test"
+    basic_authorization users(:public_user).email, "test"
+    cs_id = changesets(:public_user_first_change).id
 
     # simple diff to create a node way and relation using placeholders
     diff = <<EOF
 <osmChange>
  <create>
-  <node id='-1' lon='0' lat='0' changeset='1'>
+  <node id='-1' lon='0' lat='0' changeset='#{cs_id}'>
    <tag k='foo' v='bar'/>
    <tag k='baz' v='bat'/>
   </node>
-  <way id='-1' changeset='1'>
+  <way id='-1' changeset='#{cs_id}'>
    <nd ref='3'/>
   </way>
  </create>
  <create>
-  <relation id='-1' changeset='1'>
+  <relation id='-1' changeset='#{cs_id}'>
    <member type='way' role='some' ref='3'/>
    <member type='node' role='some' ref='5'/>
    <member type='relation' role='some' ref='3'/>
@@ -152,7 +266,7 @@ EOF
 
     # upload it
     content diff
-    post :upload, :id => 1
+    post :upload, :id => cs_id
     assert_response :success, 
       "can't upload a simple valid creation to changeset: #{@response.body}"
 
@@ -188,7 +302,7 @@ EOF
   # test a complex delete where we delete elements which rely on eachother
   # in the same transaction.
   def test_upload_delete
-    basic_authorization "test@openstreetmap.org", "test"
+    basic_authorization users(:public_user).display_name, "test"
 
     diff = XML::Document.new
     diff.root = XML::Node.new "osmChange"
@@ -199,12 +313,25 @@ EOF
     delete << current_ways(:used_way).to_xml_node
     delete << current_nodes(:node_used_by_relationship).to_xml_node
 
+    # update the changeset to one that this user owns
+    changeset_id = changesets(:public_user_first_change).id
+    ["node", "way", "relation"].each do |type|
+      delete.find("//osmChange/delete/#{type}").each do |n| 
+        n['changeset'] = changeset_id.to_s 
+      end
+    end
+
     # upload it
     content diff
-    post :upload, :id => 1
+    post :upload, :id => changeset_id
     assert_response :success, 
       "can't upload a deletion diff to changeset: #{@response.body}"
 
+    # check the response is well-formed
+    assert_select "diffResult>node", 1
+    assert_select "diffResult>way", 1
+    assert_select "diffResult>relation", 2
+
     # check that everything was deleted
     assert_equal false, Node.find(current_nodes(:node_used_by_relationship).id).visible
     assert_equal false, Way.find(current_ways(:used_way).id).visible
@@ -212,23 +339,62 @@ EOF
     assert_equal false, Relation.find(current_relations(:used_relation).id).visible
   end
 
+  ##
+  # test uploading a delete with no lat/lon, as they are optional in
+  # the osmChange spec.
+  def test_upload_nolatlon_delete
+    basic_authorization users(:public_user).display_name, "test"
+
+    node = current_nodes(:public_visible_node)
+    cs = changesets(:public_user_first_change)
+    diff = "<osmChange><delete><node id='#{node.id}' version='#{node.version}' changeset='#{cs.id}'/></delete></osmChange>"
+
+    # upload it
+    content diff
+    post :upload, :id => cs.id
+    assert_response :success, 
+      "can't upload a deletion diff to changeset: #{@response.body}"
+
+    # check the response is well-formed
+    assert_select "diffResult>node", 1
+
+    # check that everything was deleted
+    assert_equal false, Node.find(node.id).visible
+  end
+
+  def test_repeated_changeset_create
+    30.times do
+      basic_authorization users(:public_user).email, "test"
+    
+      # 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
+        put :create
+      end
+      assert_response :success
+      changeset_id = @response.body.to_i
+    end
+  end
+
   ##
   # test that deleting stuff in a transaction doesn't bypass the checks
   # to ensure that used elements are not deleted.
   def test_upload_delete_invalid
-    basic_authorization "test@openstreetmap.org", "test"
+    basic_authorization users(:public_user).email, "test"
 
     diff = XML::Document.new
     diff.root = XML::Node.new "osmChange"
     delete = XML::Node.new "delete"
     diff.root << delete
-    delete << current_relations(:visible_relation).to_xml_node
+    delete << current_relations(:public_visible_relation).to_xml_node
     delete << current_ways(:used_way).to_xml_node
     delete << current_nodes(:node_used_by_relationship).to_xml_node
 
     # upload it
     content diff
-    post :upload, :id => 1
+    post :upload, :id => 2
     assert_response :precondition_failed, 
       "shouldn't be able to upload a invalid deletion diff: #{@response.body}"
 
@@ -242,23 +408,24 @@ EOF
   # upload something which creates new objects and inserts them into
   # existing containers using placeholders.
   def test_upload_complex
-    basic_authorization "test@openstreetmap.org", "test"
+    basic_authorization users(:public_user).email, "test"
+    cs_id = changesets(:public_user_first_change).id
 
     # simple diff to create a node way and relation using placeholders
     diff = <<EOF
 <osmChange>
  <create>
-  <node id='-1' lon='0' lat='0' changeset='1'>
+  <node id='-1' lon='0' lat='0' changeset='#{cs_id}'>
    <tag k='foo' v='bar'/>
    <tag k='baz' v='bat'/>
   </node>
  </create>
  <modify>
-  <way id='1' changeset='1' version='1'>
+  <way id='1' changeset='#{cs_id}' version='1'>
    <nd ref='-1'/>
    <nd ref='3'/>
   </way>
-  <relation id='1' changeset='1' version='1'>
+  <relation id='1' changeset='#{cs_id}' version='1'>
    <member type='way' role='some' ref='3'/>
    <member type='node' role='some' ref='-1'/>
    <member type='relation' role='some' ref='3'/>
@@ -269,7 +436,7 @@ EOF
 
     # upload it
     content diff
-    post :upload, :id => 1
+    post :upload, :id => cs_id
     assert_response :success, 
       "can't upload a complex diff to changeset: #{@response.body}"
 
@@ -297,19 +464,20 @@ EOF
   # create a diff which references several changesets, which should cause
   # a rollback and none of the diff gets committed
   def test_upload_invalid_changesets
-    basic_authorization "test@openstreetmap.org", "test"
+    basic_authorization users(:public_user).email, "test"
+    cs_id = changesets(:public_user_first_change).id
 
     # simple diff to create a node way and relation using placeholders
     diff = <<EOF
 <osmChange>
  <modify>
-  <node id='1' lon='0' lat='0' changeset='1' version='1'/>
-  <way id='1' changeset='1' version='1'>
+  <node id='1' lon='0' lat='0' changeset='#{cs_id}' version='1'/>
+  <way id='1' changeset='#{cs_id}' version='1'>
    <nd ref='3'/>
   </way>
  </modify>
  <modify>
-  <relation id='1' changeset='1' version='1'>
+  <relation id='1' changeset='#{cs_id}' version='1'>
    <member type='way' role='some' ref='3'/>
    <member type='node' role='some' ref='5'/>
    <member type='relation' role='some' ref='3'/>
@@ -330,7 +498,7 @@ EOF
 
     # upload it
     content diff
-    post :upload, :id => 1
+    post :upload, :id => cs_id
     assert_response :conflict, 
       "uploading a diff with multiple changsets should have failed"
 
@@ -342,7 +510,8 @@ EOF
   ##
   # upload multiple versions of the same element in the same diff.
   def test_upload_multiple_valid
-    basic_authorization "test@openstreetmap.org", "test"
+    basic_authorization users(:public_user).email, "test"
+    cs_id = changesets(:public_user_first_change).id
 
     # change the location of a node multiple times, each time referencing
     # the last version. doesn't this depend on version numbers being
@@ -350,43 +519,49 @@ EOF
     diff = <<EOF
 <osmChange>
  <modify>
-  <node id='1' lon='0' lat='0' changeset='1' version='1'/>
-  <node id='1' lon='1' lat='0' changeset='1' version='2'/>
-  <node id='1' lon='1' lat='1' changeset='1' version='3'/>
-  <node id='1' lon='1' lat='2' changeset='1' version='4'/>
-  <node id='1' lon='2' lat='2' changeset='1' version='5'/>
-  <node id='1' lon='3' lat='2' changeset='1' version='6'/>
-  <node id='1' lon='3' lat='3' changeset='1' version='7'/>
-  <node id='1' lon='9' lat='9' changeset='1' version='8'/>
+  <node id='1' lon='0' lat='0' changeset='#{cs_id}' version='1'/>
+  <node id='1' lon='1' lat='0' changeset='#{cs_id}' version='2'/>
+  <node id='1' lon='1' lat='1' changeset='#{cs_id}' version='3'/>
+  <node id='1' lon='1' lat='2' changeset='#{cs_id}' version='4'/>
+  <node id='1' lon='2' lat='2' changeset='#{cs_id}' version='5'/>
+  <node id='1' lon='3' lat='2' changeset='#{cs_id}' version='6'/>
+  <node id='1' lon='3' lat='3' changeset='#{cs_id}' version='7'/>
+  <node id='1' lon='9' lat='9' changeset='#{cs_id}' version='8'/>
  </modify>
 </osmChange>
 EOF
 
     # upload it
     content diff
-    post :upload, :id => 1
+    post :upload, :id => cs_id
     assert_response :success, 
       "can't upload multiple versions of an element in a diff: #{@response.body}"
+    
+    # check the response is well-formed. its counter-intuitive, but the
+    # API will return multiple elements with the same ID and different
+    # version numbers for each change we made.
+    assert_select "diffResult>node", 8
   end
 
   ##
   # upload multiple versions of the same element in the same diff, but
   # keep the version numbers the same.
   def test_upload_multiple_duplicate
-    basic_authorization "test@openstreetmap.org", "test"
+    basic_authorization users(:public_user).email, "test"
+    cs_id = changesets(:public_user_first_change).id
 
     diff = <<EOF
 <osmChange>
  <modify>
-  <node id='1' lon='0' lat='0' changeset='1' version='1'/>
-  <node id='1' lon='1' lat='1' changeset='1' version='1'/>
+  <node id='1' lon='0' lat='0' changeset='#{cs_id}' version='1'/>
+  <node id='1' lon='1' lat='1' changeset='#{cs_id}' version='1'/>
  </modify>
 </osmChange>
 EOF
 
     # upload it
     content diff
-    post :upload, :id => 1
+    post :upload, :id => cs_id
     assert_response :conflict, 
       "shouldn't be able to upload the same element twice in a diff: #{@response.body}"
   end
@@ -394,19 +569,20 @@ EOF
   ##
   # try to upload some elements without specifying the version
   def test_upload_missing_version
-    basic_authorization "test@openstreetmap.org", "test"
+    basic_authorization users(:public_user).email, "test"
+    cs_id = changesets(:public_user_first_change).id
 
     diff = <<EOF
 <osmChange>
  <modify>
-  <node id='1' lon='1' lat='1' changeset='1'/>
+ <node id='1' lon='1' lat='1' changeset='cs_id'/>
  </modify>
 </osmChange>
 EOF
 
     # upload it
     content diff
-    post :upload, :id => 1
+    post :upload, :id => cs_id
     assert_response :bad_request, 
       "shouldn't be able to upload an element without version: #{@response.body}"
   end
@@ -414,27 +590,341 @@ EOF
   ##
   # try to upload with commands other than create, modify, or delete
   def test_action_upload_invalid
-    basic_authorization "test@openstreetmap.org", "test"
+    basic_authorization users(:public_user).email, "test"
+    cs_id = changesets(:public_user_first_change).id
     
     diff = <<EOF
 <osmChange>
   <ping>
-    <node id='1' lon='1' lat='1' changeset='1' />
+   <node id='1' lon='1' lat='1' changeset='#{cs_id}' />
   </ping>
 </osmChange>
 EOF
   content diff
-  post :upload, :id => 1
+  post :upload, :id => cs_id
   assert_response :bad_request, "Shouldn't be able to upload a diff with the action ping"
   assert_equal @response.body, "Unknown action ping, choices are create, modify, delete."
   end
 
+  ##
+  # upload a valid changeset which has a mixture of whitespace
+  # to check a bug reported by ivansanchez (#1565).
+  def test_upload_whitespace_valid
+    basic_authorization users(:public_user).email, "test"
+    changeset_id = changesets(:public_user_first_change).id
+
+    diff = <<EOF
+<osmChange>
+ <modify><node id='1' lon='0' lat='0' changeset='#{changeset_id}' 
+  version='1'></node>
+  <node id='1' lon='1' lat='1' changeset='#{changeset_id}' version='2'><tag k='k' v='v'/></node></modify>
+ <modify>
+ <relation id='1' changeset='#{changeset_id}' version='1'><member 
+   type='way' role='some' ref='3'/><member 
+    type='node' role='some' ref='5'/>
+   <member type='relation' role='some' ref='3'/>
+  </relation>
+ </modify></osmChange>
+EOF
+
+    # upload it
+    content diff
+    post :upload, :id => changeset_id
+    assert_response :success, 
+      "can't upload a valid diff with whitespace variations to changeset: #{@response.body}"
+
+    # check the response is well-formed
+    assert_select "diffResult>node", 2
+    assert_select "diffResult>relation", 1
+
+    # check that the changes made it into the database
+    assert_equal 1, Node.find(1).tags.size, "node 1 should now have one tag"
+    assert_equal 0, Relation.find(1).tags.size, "relation 1 should now have no tags"
+  end
+
+  ##
+  # upload a valid changeset which has a mixture of whitespace
+  # to check a bug reported by ivansanchez.
+  def test_upload_reuse_placeholder_valid
+    basic_authorization users(:public_user).email, "test"
+    changeset_id = changesets(:public_user_first_change).id
+
+    diff = <<EOF
+<osmChange>
+ <create>
+  <node id='-1' lon='0' lat='0' changeset='#{changeset_id}'>
+   <tag k="foo" v="bar"/>
+  </node>
+ </create>
+ <modify>
+  <node id='-1' lon='1' lat='1' changeset='#{changeset_id}' version='1'/>
+ </modify>
+ <delete>
+  <node id='-1' lon='2' lat='2' changeset='#{changeset_id}' version='2'/>
+ </delete>
+</osmChange>
+EOF
+
+    # upload it
+    content diff
+    post :upload, :id => changeset_id
+    assert_response :success, 
+      "can't upload a valid diff with re-used placeholders to changeset: #{@response.body}"
+
+    # check the response is well-formed
+    assert_select "diffResult>node", 3
+    assert_select "diffResult>node[old_id=-1]", 3
+  end
+
+  ##
+  # test what happens if a diff upload re-uses placeholder IDs in an
+  # illegal way.
+  def test_upload_placeholder_invalid
+    basic_authorization users(:public_user).email, "test"
+    changeset_id = changesets(:public_user_first_change).id
+
+    diff = <<EOF
+<osmChange>
+ <create>
+  <node id='-1' lon='0' lat='0' changeset='#{changeset_id}' version='1'/>
+  <node id='-1' lon='1' lat='1' changeset='#{changeset_id}' version='1'/>
+  <node id='-1' lon='2' lat='2' changeset='#{changeset_id}' version='2'/>
+ </create>
+</osmChange>
+EOF
+
+    # upload it
+    content diff
+    post :upload, :id => changeset_id
+    assert_response :bad_request, 
+      "shouldn't be able to re-use placeholder IDs"
+  end
+
+  ##
+  # test that uploading a way referencing invalid placeholders gives a 
+  # proper error, not a 500.
+  def test_upload_placeholder_invalid_way
+    basic_authorization users(:public_user).email, "test"
+    changeset_id = changesets(:public_user_first_change).id
+
+    diff = <<EOF
+<osmChange>
+ <create>
+  <node id="-1" lon="0" lat="0" changeset="#{changeset_id}" version="1"/>
+  <node id="-2" lon="1" lat="1" changeset="#{changeset_id}" version="1"/>
+  <node id="-3" lon="2" lat="2" changeset="#{changeset_id}" version="1"/>
+  <way id="-1" changeset="#{changeset_id}" version="1">
+   <nd ref="-1"/>
+   <nd ref="-2"/>
+   <nd ref="-3"/>
+   <nd ref="-4"/>
+  </way>
+ </create>
+</osmChange>
+EOF
+
+    # upload it
+    content diff
+    post :upload, :id => changeset_id
+    assert_response :bad_request, 
+      "shouldn't be able to use invalid placeholder IDs"
+    assert_equal "Placeholder node not found for reference -4 in way -1", @response.body
+
+    # the same again, but this time use an existing way
+    diff = <<EOF
+<osmChange>
+ <create>
+  <node id="-1" lon="0" lat="0" changeset="#{changeset_id}" version="1"/>
+  <node id="-2" lon="1" lat="1" changeset="#{changeset_id}" version="1"/>
+  <node id="-3" lon="2" lat="2" changeset="#{changeset_id}" version="1"/>
+  <way id="1" changeset="#{changeset_id}" version="1">
+   <nd ref="-1"/>
+   <nd ref="-2"/>
+   <nd ref="-3"/>
+   <nd ref="-4"/>
+  </way>
+ </create>
+</osmChange>
+EOF
+
+    # upload it
+    content diff
+    post :upload, :id => changeset_id
+    assert_response :bad_request, 
+      "shouldn't be able to use invalid placeholder IDs"
+    assert_equal "Placeholder node not found for reference -4 in way 1", @response.body
+  end
+
+  ##
+  # test that uploading a relation referencing invalid placeholders gives a 
+  # proper error, not a 500.
+  def test_upload_placeholder_invalid_relation
+    basic_authorization users(:public_user).email, "test"
+    changeset_id = changesets(:public_user_first_change).id
+
+    diff = <<EOF
+<osmChange>
+ <create>
+  <node id="-1" lon="0" lat="0" changeset="#{changeset_id}" version="1"/>
+  <node id="-2" lon="1" lat="1" changeset="#{changeset_id}" version="1"/>
+  <node id="-3" lon="2" lat="2" changeset="#{changeset_id}" version="1"/>
+  <relation id="-1" changeset="#{changeset_id}" version="1">
+   <member type="node" role="foo" ref="-1"/>
+   <member type="node" role="foo" ref="-2"/>
+   <member type="node" role="foo" ref="-3"/>
+   <member type="node" role="foo" ref="-4"/>
+  </relation>
+ </create>
+</osmChange>
+EOF
+
+    # upload it
+    content diff
+    post :upload, :id => changeset_id
+    assert_response :bad_request, 
+      "shouldn't be able to use invalid placeholder IDs"
+    assert_equal "Placeholder Node not found for reference -4 in relation -1.", @response.body
+
+    # the same again, but this time use an existing way
+    diff = <<EOF
+<osmChange>
+ <create>
+  <node id="-1" lon="0" lat="0" changeset="#{changeset_id}" version="1"/>
+  <node id="-2" lon="1" lat="1" changeset="#{changeset_id}" version="1"/>
+  <node id="-3" lon="2" lat="2" changeset="#{changeset_id}" version="1"/>
+  <relation id="1" changeset="#{changeset_id}" version="1">
+   <member type="node" role="foo" ref="-1"/>
+   <member type="node" role="foo" ref="-2"/>
+   <member type="node" role="foo" ref="-3"/>
+   <member type="way" role="bar" ref="-1"/>
+  </relation>
+ </create>
+</osmChange>
+EOF
+
+    # upload it
+    content diff
+    post :upload, :id => changeset_id
+    assert_response :bad_request, 
+      "shouldn't be able to use invalid placeholder IDs"
+    assert_equal "Placeholder Way not found for reference -1 in relation 1.", @response.body
+  end
+
+  ##
+  # test what happens if a diff is uploaded containing only a node
+  # move.
+  def test_upload_node_move
+    basic_authorization users(:public_user).email, "test"
+
+    content "<osm><changeset>" +
+      "<tag k='created_by' v='osm test suite checking changesets'/>" + 
+      "</changeset></osm>"
+    put :create
+    assert_response :success
+    changeset_id = @response.body.to_i
+
+    old_node = current_nodes(:visible_node)
+
+    diff = XML::Document.new
+    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["changeset"] = changeset_id.to_s
+    modify << xml_old_node
+    diff.root << modify
+
+    # upload it
+    content diff
+    post :upload, :id => changeset_id
+    assert_response :success, 
+      "diff should have uploaded OK"
+
+    # check the bbox
+    changeset = Changeset.find(changeset_id)
+    assert_equal 1*SCALE, changeset.min_lon, "min_lon should be 1 degree"
+    assert_equal 2*SCALE, changeset.max_lon, "max_lon should be 2 degrees"
+    assert_equal 1*SCALE, changeset.min_lat, "min_lat should be 1 degree"
+    assert_equal 2*SCALE, changeset.max_lat, "max_lat should be 2 degrees"
+  end
+
+  ##
+  # test what happens if a diff is uploaded adding a node to a way.
+  def test_upload_way_extend
+    basic_authorization users(:public_user).email, "test"
+
+    content "<osm><changeset>" +
+      "<tag k='created_by' v='osm test suite checking changesets'/>" + 
+      "</changeset></osm>"
+    put :create
+    assert_response :success
+    changeset_id = @response.body.to_i
+
+    old_way = current_ways(:visible_way)
+
+    diff = XML::Document.new
+    diff.root = XML::Node.new "osmChange"
+    modify = XML::Node.new "modify"
+    xml_old_way = old_way.to_xml_node
+    nd_ref = XML::Node.new "nd"
+    nd_ref["ref"] = current_nodes(:visible_node).id.to_s
+    xml_old_way << nd_ref
+    xml_old_way["changeset"] = changeset_id.to_s
+    modify << xml_old_way
+    diff.root << modify
+
+    # upload it
+    content diff
+    post :upload, :id => changeset_id
+    assert_response :success, 
+      "diff should have uploaded OK"
+
+    # check the bbox
+    changeset = Changeset.find(changeset_id)
+    assert_equal 1*SCALE, changeset.min_lon, "min_lon should be 1 degree"
+    assert_equal 3*SCALE, changeset.max_lon, "max_lon should be 3 degrees"
+    assert_equal 1*SCALE, changeset.min_lat, "min_lat should be 1 degree"
+    assert_equal 3*SCALE, changeset.max_lat, "max_lat should be 3 degrees"
+  end
+
+  ##
+  # test for more issues in #1568
+  def test_upload_empty_invalid
+    basic_authorization users(:public_user).email, "test"
+
+    [ "<osmChange/>",
+      "<osmChange></osmChange>",
+      "<osmChange><modify/></osmChange>",
+      "<osmChange><modify></modify></osmChange>"
+    ].each do |diff|
+      # upload it
+      content diff
+      post :upload, :id => changesets(:public_user_first_change).id
+      assert_response(:success, "should be able to upload " +
+                      "empty changeset: " + diff)
+    end
+  end
+
   ##
   # when we make some simple changes we get the same changes back from the 
   # diff download.
   def test_diff_download_simple
+    ## First try with the normal user, which should get a forbidden
     basic_authorization(users(:normal_user).email, "test")
 
+    # create a temporary changeset
+    content "<osm><changeset>" +
+      "<tag k='created_by' v='osm test suite checking changesets'/>" + 
+      "</changeset></osm>"
+    put :create
+    assert_response :forbidden
+    
+    
+    
+    ## Now try with the public user
+    basic_authorization(users(:public_user).email, "test")
+
     # create a temporary changeset
     content "<osm><changeset>" +
       "<tag k='created_by' v='osm test suite checking changesets'/>" + 
@@ -479,7 +969,7 @@ EOF
   #
   # NOTE: the error turned out to be something else completely!
   def test_josm_upload
-    basic_authorization(users(:normal_user).email, "test")
+    basic_authorization(users(:public_user).email, "test")
 
     # create a temporary changeset
     content "<osm><changeset>" +
@@ -489,7 +979,7 @@ EOF
     assert_response :success
     changeset_id = @response.body.to_i
 
-    diff = <<OSM
+    diff = <<OSMFILE
 <osmChange version="0.6" generator="JOSM">
 <create version="0.6" generator="JOSM">
   <node id='-1' visible='true' changeset='#{changeset_id}' lat='51.49619982187321' lon='-0.18722061869438314' />
@@ -516,7 +1006,7 @@ EOF
   </way>
 </create>
 </osmChange>
-OSM
+OSMFILE
 
     # upload it
     content diff
@@ -538,7 +1028,7 @@ OSM
   # when we make some complex changes we get the same changes back from the 
   # diff download.
   def test_diff_download_complex
-    basic_authorization(users(:normal_user).email, "test")
+    basic_authorization(users(:public_user).email, "test")
 
     # create a temporary changeset
     content "<osm><changeset>" +
@@ -592,8 +1082,9 @@ 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
   def test_changeset_bbox
-    basic_authorization "test@openstreetmap.org", "test"
+    basic_authorization users(:public_user).email, "test"
 
     # create a new changeset
     content "<osm><changeset/></osm>"
@@ -631,7 +1122,7 @@ EOF
     assert_select "osm>changeset[min_lat=1.0]", 1
     assert_select "osm>changeset[max_lat=2.0]", 1
 
-    # add (delete) a way to it
+    # add (delete) a way to it, which contains a point at (3,3)
     with_controller(WayController.new) do
       content update_changeset(current_ways(:visible_way).to_xml,
                                changeset_id)
@@ -642,6 +1133,7 @@ EOF
     # get the bounding box back from the changeset
     get :read, :id => changeset_id
     assert_response :success, "Couldn't read back changeset for the third time."
+    # note that the 3.1 here is because of the bbox overexpansion
     assert_select "osm>changeset[min_lon=1.0]", 1
     assert_select "osm>changeset[max_lon=3.1]", 1
     assert_select "osm>changeset[min_lat=1.0]", 1
@@ -651,7 +1143,7 @@ EOF
   ##
   # test that the changeset :include method works as it should
   def test_changeset_include
-    basic_authorization "test@openstreetmap.org", "test"
+    basic_authorization users(:public_user).display_name, "test"
 
     # create a new changeset
     content "<osm><changeset/></osm>"
@@ -689,11 +1181,11 @@ EOF
     basic_authorization "test@openstreetmap.org", "test"
     get :query, :user => users(:normal_user).id
     assert_response :success, "can't get changesets by user"
-    assert_changesets [1,3,4,6]
+    assert_changesets [1,3,6]
 
     get :query, :user => users(:normal_user).id, :open => true
     assert_response :success, "can't get changesets by user and open"
-    assert_changesets [1,4]
+    assert_changesets [1]
 
     get :query, :time => '2007-12-31'
     assert_response :success, "can't get changesets by time-since"
@@ -747,6 +1239,7 @@ EOF
   ##
   # check updating tags on a changeset
   def test_changeset_update
+    ## First try with the non-public user
     changeset = changesets(:normal_user_first_change)
     new_changeset = changeset.to_xml
     new_tag = XML::Node.new "tag"
@@ -760,12 +1253,37 @@ EOF
     assert_response :unauthorized
 
     # try with the wrong authorization
-    basic_authorization "test@example.com", "test"
+    basic_authorization users(:public_user).email, "test"
+    put :update, :id => changeset.id
+    assert_response :conflict
+
+    # now this should get an unauthorized
+    basic_authorization users(:normal_user).email, "test"
+    put :update, :id => changeset.id
+    assert_require_public_data "user with their data non-public, shouldn't be able to edit their changeset"
+    
+    
+    ## Now try with the public user
+    changeset = changesets(:public_user_first_change)
+    new_changeset = changeset.to_xml
+    new_tag = XML::Node.new "tag"
+    new_tag['k'] = "tagtesting"
+    new_tag['v'] = "valuetesting"
+    new_changeset.find("//osm/changeset").first << new_tag
+    content new_changeset
+    
+    # try without any authorization
+    @request.env["HTTP_AUTHORIZATION"] = nil
+    put :update, :id => changeset.id
+    assert_response :unauthorized
+
+    # try with the wrong authorization
+    basic_authorization users(:second_public_user).email, "test"
     put :update, :id => changeset.id
     assert_response :conflict
 
     # now this should work...
-    basic_authorization "test@openstreetmap.org", "test"
+    basic_authorization users(:public_user).email, "test"
     put :update, :id => changeset.id
     assert_response :success
 
@@ -778,7 +1296,7 @@ EOF
   # check that a user different from the one who opened the changeset
   # can't modify it.
   def test_changeset_update_invalid
-    basic_authorization "test@example.com", "test"
+    basic_authorization users(:public_user).email, "test"
 
     changeset = changesets(:normal_user_first_change)
     new_changeset = changeset.to_xml
@@ -794,8 +1312,9 @@ EOF
 
   ##
   # check that a changeset can contain a certain max number of changes.
+  ## FIXME should be changed to an integration test due to the with_controller
   def test_changeset_limits
-    basic_authorization "test@openstreetmap.org", "test"
+    basic_authorization users(:public_user).email, "test"
 
     # open a new changeset
     content "<osm><changeset/></osm>"
@@ -853,6 +1372,21 @@ EOF
            "element limit.")
   end
   
+  # This should display the last 20 changesets closed.
+  def test_list
+    @changesets = Changeset.find(:all, :order => "created_at DESC", :conditions => ['min_lat IS NOT NULL'], :limit=> 20)
+    assert @changesets.size <= 20
+    get :list
+    assert_response :success
+    assert_template "list"
+    # Now check that all 20 (or however many were returned) changesets are in the html
+    assert_select "h1", :text => "Recent Changes", :count => 1
+    assert_select "table[id='keyvalue'] tr", :count => @changesets.size + 1
+    @changesets.each do |changeset|
+      # FIXME this test needs rewriting - test for table contents
+    end
+  end
+  
   #------------------------------------------------------------
   # utility functions
   #------------------------------------------------------------