X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/c72940684ea5c702bf2963fae096a2d48d845267..424a0fa345e5d35f36aebfa5567655f267625504:/test/models/node_test.rb

diff --git a/test/models/node_test.rb b/test/models/node_test.rb
index 7acc6168f..94cb5ec81 100644
--- a/test/models/node_test.rb
+++ b/test/models/node_test.rb
@@ -1,90 +1,82 @@
-require 'test_helper'
+require "test_helper"
 
 class NodeTest < ActiveSupport::TestCase
-  api_fixtures
-  
-  def test_node_count
-    assert_equal 18, Node.count
-  end
-
   def test_node_too_far_north
-    invalid_node_test(:node_too_far_north)
+    node = build(:node, :latitude => 90.01 * OldNode::SCALE)
+    node.validate
+    assert_includes node.errors.full_messages, "Node is not in the world"
   end
-  
+
   def test_node_north_limit
-    valid_node_test(:node_north_limit)
+    node = build(:node, :latitude => 90 * OldNode::SCALE)
+    node.validate
+    assert_not_includes node.errors.full_messages, "Node is not in the world"
   end
-  
+
   def test_node_too_far_south
-    invalid_node_test(:node_too_far_south)
+    node = build(:node, :latitude => -90.01 * OldNode::SCALE)
+    node.validate
+    assert_includes node.errors.full_messages, "Node is not in the world"
   end
-  
+
   def test_node_south_limit
-    valid_node_test(:node_south_limit)
+    node = build(:node, :latitude => -90 * OldNode::SCALE)
+    node.validate
+    assert_not_includes node.errors.full_messages, "Node is not in the world"
   end
-  
+
   def test_node_too_far_west
-    invalid_node_test(:node_too_far_west)
+    node = build(:node, :longitude => -180.01 * OldNode::SCALE)
+    node.validate
+    assert_includes node.errors.full_messages, "Node is not in the world"
   end
-  
+
   def test_node_west_limit
-    valid_node_test(:node_west_limit)
+    node = build(:node, :longitude => -180 * OldNode::SCALE)
+    node.validate
+    assert_not_includes node.errors.full_messages, "Node is not in the world"
   end
-  
+
   def test_node_too_far_east
-    invalid_node_test(:node_too_far_east)
+    node = build(:node, :longitude => 180.01 * OldNode::SCALE)
+    node.validate
+    assert_includes node.errors.full_messages, "Node is not in the world"
   end
-  
+
   def test_node_east_limit
-    valid_node_test(:node_east_limit)
+    node = build(:node, :longitude => 180 * OldNode::SCALE)
+    node.validate
+    assert_not_includes node.errors.full_messages, "Node is not in the world"
   end
-  
+
   def test_totally_wrong
-    invalid_node_test(:node_totally_wrong)
-  end
-  
-  # This helper method will check to make sure that a node is within the world, and
-  # has the the same lat, lon and timestamp than what was put into the db by 
-  # the fixture
-  def valid_node_test(nod)
-    node = current_nodes(nod)
-    dbnode = Node.find(node.id)
-    assert_equal dbnode.lat, node.latitude.to_f / Node::SCALE
-    assert_equal dbnode.lon, node.longitude.to_f / Node::SCALE
-    assert_equal dbnode.changeset_id, node.changeset_id
-    assert_equal dbnode.timestamp, node.timestamp
-    assert_equal dbnode.version, node.version
-    assert_equal dbnode.visible, node.visible
-    #assert_equal node.tile, QuadTile.tile_for_point(node.lat, node.lon)
-    assert node.valid?
-  end
-  
-  # This helper method will check to make sure that a node is outwith the world, 
-  # and has the same lat, lon and timesamp than what was put into the db by the
-  # fixture
-  def invalid_node_test(nod)
-    node = current_nodes(nod)
-    dbnode = Node.find(node.id)
-    assert_equal dbnode.lat, node.latitude.to_f / Node::SCALE
-    assert_equal dbnode.lon, node.longitude.to_f / Node::SCALE
-    assert_equal dbnode.changeset_id, node.changeset_id
-    assert_equal dbnode.timestamp, node.timestamp
-    assert_equal dbnode.version, node.version
-    assert_equal dbnode.visible, node.visible
-    #assert_equal node.tile, QuadTile.tile_for_point(node.lat, node.lon)
-    assert_equal false, dbnode.valid?
-  end
-  
+    node = build(:node, :latitude => 200 * OldNode::SCALE, :longitude => 200 * OldNode::SCALE)
+    node.validate
+    assert_includes node.errors.full_messages, "Node is not in the world"
+  end
+
+  def test_lat_lon
+    node = build(:node, :latitude => 12.345 * OldNode::SCALE, :longitude => 34.567 * OldNode::SCALE)
+
+    assert_in_delta 12.345, node.lat, 0.0000001
+    assert_in_delta 34.567, node.lon, 0.0000001
+
+    node.lat = 54.321
+    node.lon = 76.543
+
+    assert_in_delta 54.321 * OldNode::SCALE, node.latitude, 0.000001
+    assert_in_delta 76.543 * OldNode::SCALE, node.longitude, 0.000001
+  end
+
   # Check that you can create a node and store it
   def test_create
-    node_template = Node.new(
-      :latitude => 12.3456,
-      :longitude => 65.4321,
-      :changeset_id => changesets(:normal_user_first_change).id,
-      :visible => 1, 
-      :version => 1
-    )
-    assert node_template.create_with_history(users(:normal_user))
+    changeset = create(:changeset)
+    node_template = build(:node, :lat => 12.3456,
+                                 :lon => 65.4321,
+                                 :changeset_id => changeset.id,
+                                 :visible => true,
+                                 :version => 1)
+    assert node_template.create_with_history(changeset.user)
 
     node = Node.find(node_template.id)
     assert_not_nil node
@@ -94,8 +86,8 @@ class NodeTest < ActiveSupport::TestCase
     assert_equal node_template.visible, node.visible
     assert_equal node_template.timestamp.to_i, node.timestamp.to_i
 
-    assert_equal OldNode.where(:node_id => node_template.id).count, 1
-    old_node = OldNode.where(:node_id => node_template.id).first
+    assert_equal(1, OldNode.where(:node_id => node_template.id).count)
+    old_node = OldNode.find_by(:node_id => node_template.id, :version => 1)
     assert_not_nil old_node
     assert_equal node_template.latitude, old_node.latitude
     assert_equal node_template.longitude, old_node.longitude
@@ -106,17 +98,18 @@ class NodeTest < ActiveSupport::TestCase
   end
 
   def test_update
-    node_template = Node.find(current_nodes(:visible_node).id)
-    assert_not_nil node_template
+    node = create(:node)
+    create(:old_node, :node_id => node.id, :version => 1)
+    node_template = Node.find(node.id)
 
-    assert_equal OldNode.where(:node_id => node_template.id).count, 1
-    node = Node.find(node_template.id)
+    assert_not_nil node_template
+    assert_equal(1, OldNode.where(:node_id => node_template.id).count)
     assert_not_nil node
 
-    node_template.latitude = 12.3456
-    node_template.longitude = 65.4321
-    #node_template.tags = "updated=yes"
-    assert node.update_from(node_template, users(:normal_user))
+    node_template.lat = 12.3456
+    node_template.lon = 65.4321
+    # node_template.tags = "updated=yes"
+    assert node.update_from(node_template, node.changeset.user)
 
     node = Node.find(node_template.id)
     assert_not_nil node
@@ -124,46 +117,47 @@ class NodeTest < ActiveSupport::TestCase
     assert_equal node_template.longitude, node.longitude
     assert_equal node_template.changeset_id, node.changeset_id
     assert_equal node_template.visible, node.visible
-    #assert_equal node_template.tags, node.tags
+    # assert_equal node_template.tags, node.tags
 
-    assert_equal OldNode.where(:node_id => node_template.id).count, 2
-    old_node = OldNode.where(:node_id => node_template.id, :version => 2).first
+    assert_equal(2, OldNode.where(:node_id => node_template.id).count)
+    old_node = OldNode.find_by(:node_id => node_template.id, :version => 2)
     assert_not_nil old_node
     assert_equal node_template.latitude, old_node.latitude
     assert_equal node_template.longitude, old_node.longitude
     assert_equal node_template.changeset_id, old_node.changeset_id
     assert_equal node_template.visible, old_node.visible
-    #assert_equal node_template.tags, old_node.tags
+    # assert_equal node_template.tags, old_node.tags
   end
 
   def test_delete
-    node_template = Node.find(current_nodes(:visible_node))
-    assert_not_nil node_template
+    node = create(:node)
+    create(:old_node, :node_id => node.id, :version => 1)
+    node_template = Node.find(node.id)
 
-    assert_equal OldNode.where(:node_id => node_template.id).count, 1
-    node = Node.find(node_template.id)
+    assert_not_nil node_template
+    assert_equal(1, OldNode.where(:node_id => node_template.id).count)
     assert_not_nil node
 
-    assert node.delete_with_history!(node_template, users(:normal_user))
+    assert node.delete_with_history!(node_template, node.changeset.user)
 
     node = Node.find(node_template.id)
     assert_not_nil node
     assert_equal node_template.latitude, node.latitude
     assert_equal node_template.longitude, node.longitude
     assert_equal node_template.changeset_id, node.changeset_id
-    assert_equal false, node.visible
-    #assert_equal node_template.tags, node.tags
+    assert_not node.visible
+    # assert_equal node_template.tags, node.tags
 
-    assert_equal OldNode.where(:node_id => node_template.id).count, 2
-    old_node = OldNode.where(:node_id => node_template.id, :version => 2).first
+    assert_equal(2, OldNode.where(:node_id => node_template.id).count)
+    old_node = OldNode.find_by(:node_id => node_template.id, :version => 2)
     assert_not_nil old_node
     assert_equal node_template.latitude, old_node.latitude
     assert_equal node_template.longitude, old_node.longitude
     assert_equal node_template.changeset_id, old_node.changeset_id
-    assert_equal false, old_node.visible
-    #assert_equal node_template.tags, old_node.tags
+    assert_not old_node.visible
+    # assert_equal node_template.tags, old_node.tags
   end
-  
+
   def test_from_xml_no_id
     lat = 56.7
     lon = -2.3
@@ -171,191 +165,283 @@ class NodeTest < ActiveSupport::TestCase
     version = 1
     noid = "<osm><node lat='#{lat}' lon='#{lon}' changeset='#{changeset}' version='#{version}' /></osm>"
     # First try a create which doesn't need the id
-    assert_nothing_raised(OSM::APIBadXMLError) {
-      Node.from_xml(noid, true)
-    }
+    assert_nothing_raised do
+      Node.from_xml(noid, :create => true)
+    end
     # Now try an update with no id, and make sure that it gives the appropriate exception
-    message = assert_raise(OSM::APIBadXMLError) {
-      Node.from_xml(noid, false)
-    }
-    assert_match /ID is required when updating./, message.message
+    message = assert_raise(OSM::APIBadXMLError) do
+      Node.from_xml(noid, :create => false)
+    end
+    assert_match(/ID is required when updating./, message.message)
   end
-  
+
   def test_from_xml_no_lat
     nolat = "<osm><node id='1' lon='23.3' changeset='2' version='23' /></osm>"
-    message_create = assert_raise(OSM::APIBadXMLError) {
-      Node.from_xml(nolat, true)
-    }
-    assert_match /lat missing/, message_create.message
-    message_update = assert_raise(OSM::APIBadXMLError) {
-      Node.from_xml(nolat, false)
-    }
-    assert_match /lat missing/, message_update.message
-  end
-  
+    message_create = assert_raise(OSM::APIBadXMLError) do
+      Node.from_xml(nolat, :create => true)
+    end
+    assert_match(/lat missing/, message_create.message)
+    message_update = assert_raise(OSM::APIBadXMLError) do
+      Node.from_xml(nolat, :create => false)
+    end
+    assert_match(/lat missing/, message_update.message)
+  end
+
   def test_from_xml_no_lon
     nolon = "<osm><node id='1' lat='23.1' changeset='2' version='23' /></osm>"
-    message_create = assert_raise(OSM::APIBadXMLError) {
-      Node.from_xml(nolon, true)
-    }
-    assert_match /lon missing/, message_create.message
-    message_update = assert_raise(OSM::APIBadXMLError) {
-      Node.from_xml(nolon, false)
-    }
-    assert_match /lon missing/, message_update.message
+    message_create = assert_raise(OSM::APIBadXMLError) do
+      Node.from_xml(nolon, :create => true)
+    end
+    assert_match(/lon missing/, message_create.message)
+    message_update = assert_raise(OSM::APIBadXMLError) do
+      Node.from_xml(nolon, :create => false)
+    end
+    assert_match(/lon missing/, message_update.message)
   end
 
   def test_from_xml_no_changeset_id
     nocs = "<osm><node id='123' lon='23.23' lat='23.1' version='23' /></osm>"
-    message_create = assert_raise(OSM::APIBadXMLError) {
-      Node.from_xml(nocs, true)
-    }
-    assert_match /Changeset id is missing/, message_create.message
-    message_update = assert_raise(OSM::APIBadXMLError) {
-      Node.from_xml(nocs, false)
-    }
-    assert_match /Changeset id is missing/, message_update.message
-  end
-  
+    message_create = assert_raise(OSM::APIBadXMLError) do
+      Node.from_xml(nocs, :create => true)
+    end
+    assert_match(/Changeset id is missing/, message_create.message)
+    message_update = assert_raise(OSM::APIBadXMLError) do
+      Node.from_xml(nocs, :create => false)
+    end
+    assert_match(/Changeset id is missing/, message_update.message)
+  end
+
   def test_from_xml_no_version
     no_version = "<osm><node id='123' lat='23' lon='23' changeset='23' /></osm>"
-    assert_nothing_raised(OSM::APIBadXMLError) {
-      Node.from_xml(no_version, true)
-    }
-    message_update = assert_raise(OSM::APIBadXMLError) {
-      Node.from_xml(no_version, false)
-    }
-    assert_match /Version is required when updating/, message_update.message
-  end
-  
+    assert_nothing_raised do
+      Node.from_xml(no_version, :create => true)
+    end
+    message_update = assert_raise(OSM::APIBadXMLError) do
+      Node.from_xml(no_version, :create => false)
+    end
+    assert_match(/Version is required when updating/, message_update.message)
+  end
+
   def test_from_xml_double_lat
     nocs = "<osm><node id='123' lon='23.23' lat='23.1' lat='12' changeset='23' version='23' /></osm>"
-    message_create = assert_raise(OSM::APIBadXMLError) {
-      Node.from_xml(nocs, true)
-    } 
-    assert_match /Fatal error: Attribute lat redefined at/, message_create.message
-    message_update = assert_raise(OSM::APIBadXMLError) {
-      Node.from_xml(nocs, false)
-    }
-    assert_match /Fatal error: Attribute lat redefined at/, message_update.message
-  end
-  
+    message_create = assert_raise(OSM::APIBadXMLError) do
+      Node.from_xml(nocs, :create => true)
+    end
+    assert_match(/Fatal error: Attribute lat redefined at/, message_create.message)
+    message_update = assert_raise(OSM::APIBadXMLError) do
+      Node.from_xml(nocs, :create => false)
+    end
+    assert_match(/Fatal error: Attribute lat redefined at/, message_update.message)
+  end
+
   def test_from_xml_id_zero
     id_list = ["", "0", "00", "0.0", "a"]
     id_list.each do |id|
       zero_id = "<osm><node id='#{id}' lat='12.3' lon='12.3' changeset='33' version='23' /></osm>"
-      assert_nothing_raised(OSM::APIBadUserInput) {
-        Node.from_xml(zero_id, true)
-      }
-      message_update = assert_raise(OSM::APIBadUserInput) {
-        Node.from_xml(zero_id, false)
-      }
-      assert_match /ID of node cannot be zero when updating/, message_update.message
+      assert_nothing_raised do
+        Node.from_xml(zero_id, :create => true)
+      end
+      message_update = assert_raise(OSM::APIBadUserInput) do
+        Node.from_xml(zero_id, :create => false)
+      end
+      assert_match(/ID of node cannot be zero when updating/, message_update.message)
     end
   end
-  
+
   def test_from_xml_no_text
     no_text = ""
-    message_create = assert_raise(OSM::APIBadXMLError) {
-      Node.from_xml(no_text, true)
-    }
-    assert_match /Must specify a string with one or more characters/, message_create.message
-    message_update = assert_raise(OSM::APIBadXMLError) {
-      Node.from_xml(no_text, false)
-    }
-    assert_match /Must specify a string with one or more characters/, message_update.message
-  end
-  
+    message_create = assert_raise(OSM::APIBadXMLError) do
+      Node.from_xml(no_text, :create => true)
+    end
+    assert_match(/Must specify a string with one or more characters/, message_create.message)
+    message_update = assert_raise(OSM::APIBadXMLError) do
+      Node.from_xml(no_text, :create => false)
+    end
+    assert_match(/Must specify a string with one or more characters/, message_update.message)
+  end
+
   def test_from_xml_no_node
     no_node = "<osm></osm>"
-    message_create = assert_raise(OSM::APIBadXMLError) {
-      Node.from_xml(no_node, true)
-    }
-    assert_match /XML doesn't contain an osm\/node element/, message_create.message
-    message_update = assert_raise(OSM::APIBadXMLError) {
-      Node.from_xml(no_node, false)
-    }
-    assert_match /XML doesn't contain an osm\/node element/, message_update.message
-  end
-  
+    message_create = assert_raise(OSM::APIBadXMLError) do
+      Node.from_xml(no_node, :create => true)
+    end
+    assert_match %r{XML doesn't contain an osm/node element}, message_create.message
+    message_update = assert_raise(OSM::APIBadXMLError) do
+      Node.from_xml(no_node, :create => false)
+    end
+    assert_match %r{XML doesn't contain an osm/node element}, message_update.message
+  end
+
   def test_from_xml_no_k_v
     nokv = "<osm><node id='23' lat='12.3' lon='23.4' changeset='12' version='23'><tag /></node></osm>"
-    message_create = assert_raise(OSM::APIBadXMLError) {
-      Node.from_xml(nokv, true)
-    }
-    assert_match /tag is missing key/, message_create.message
-    message_update = assert_raise(OSM::APIBadXMLError) {
-      Node.from_xml(nokv, false)
-    }
-    assert_match /tag is missing key/, message_update.message
-  end
-  
+    message_create = assert_raise(OSM::APIBadXMLError) do
+      Node.from_xml(nokv, :create => true)
+    end
+    assert_match(/tag is missing key/, message_create.message)
+    message_update = assert_raise(OSM::APIBadXMLError) do
+      Node.from_xml(nokv, :create => false)
+    end
+    assert_match(/tag is missing key/, message_update.message)
+  end
+
   def test_from_xml_no_v
     no_v = "<osm><node id='23' lat='23.43' lon='23.32' changeset='23' version='32'><tag k='key' /></node></osm>"
-    message_create = assert_raise(OSM::APIBadXMLError) {
-      Node.from_xml(no_v, true)
-    }
-    assert_match /tag is missing value/, message_create.message
-    message_update = assert_raise(OSM::APIBadXMLError) {
-      Node.from_xml(no_v, false)
-    }
-    assert_match /tag is missing value/, message_update.message
-  end
-  
+    message_create = assert_raise(OSM::APIBadXMLError) do
+      Node.from_xml(no_v, :create => true)
+    end
+    assert_match(/tag is missing value/, message_create.message)
+    message_update = assert_raise(OSM::APIBadXMLError) do
+      Node.from_xml(no_v, :create => false)
+    end
+    assert_match(/tag is missing value/, message_update.message)
+  end
+
   def test_from_xml_duplicate_k
     dupk = "<osm><node id='23' lat='23.2' lon='23' changeset='34' version='23'><tag k='dup' v='test' /><tag k='dup' v='tester' /></node></osm>"
-    message_create = assert_raise(OSM::APIDuplicateTagsError) {
-      Node.from_xml(dupk, true)
-    }
+    message_create = assert_raise(OSM::APIDuplicateTagsError) do
+      Node.from_xml(dupk, :create => true)
+    end
     assert_equal "Element node/ has duplicate tags with key dup", message_create.message
-    message_update = assert_raise(OSM::APIDuplicateTagsError) {
-      Node.from_xml(dupk, false)
-    }
+    message_update = assert_raise(OSM::APIDuplicateTagsError) do
+      Node.from_xml(dupk, :create => false)
+    end
     assert_equal "Element node/23 has duplicate tags with key dup", message_update.message
   end
 
   def test_node_tags
-    node = current_nodes(:node_with_versions)
+    node = create(:node)
+    taglist = create_list(:node_tag, 2, :node => node)
     tags = Node.find(node.id).node_tags.order(:k)
-    assert_equal 2, tags.count
-    assert_equal "testing", tags[0].k 
-    assert_equal "added in node version 3", tags[0].v
-    assert_equal "testing two", tags[1].k
-    assert_equal "modified in node version 4", tags[1].v
+    assert_equal taglist.count, tags.count
+    taglist.sort_by!(&:k).each_index do |i|
+      assert_equal taglist[i].k, tags[i].k
+      assert_equal taglist[i].v, tags[i].v
+    end
   end
 
   def test_tags
-    node = current_nodes(:node_with_versions)
+    node = create(:node)
+    taglist = create_list(:node_tag, 2, :node => node)
     tags = Node.find(node.id).tags
-    assert_equal 2, tags.size
-    assert_equal "added in node version 3", tags["testing"]
-    assert_equal "modified in node version 4", tags["testing two"]
+    assert_equal taglist.count, tags.count
+    taglist.each do |tag|
+      assert_equal tag.v, tags[tag.k]
+    end
   end
 
   def test_containing_relation_members
-    node = current_nodes(:node_used_by_relationship)
+    node = create(:node)
+    relation_member1 = create(:relation_member, :member => node)
+    relation_member2 = create(:relation_member, :member => node)
+    relation_member3 = create(:relation_member, :member => node)
     crm = Node.find(node.id).containing_relation_members.order(:relation_id)
-#    assert_equal 3, crm.size
-    assert_equal 1, crm.first.relation_id
+    #    assert_equal 3, crm.size
+    assert_equal relation_member1.relation_id, crm.first.relation_id
     assert_equal "Node", crm.first.member_type
     assert_equal node.id, crm.first.member_id
-    assert_equal 1, crm.first.relation.id
-    assert_equal 2, crm.second.relation_id
+    assert_equal relation_member1.relation_id, crm.first.relation.id
+    assert_equal relation_member2.relation_id, crm.second.relation_id
     assert_equal "Node", crm.second.member_type
     assert_equal node.id, crm.second.member_id
-    assert_equal 2, crm.second.relation.id
-    assert_equal 3, crm.third.relation_id
+    assert_equal relation_member2.relation_id, crm.second.relation.id
+    assert_equal relation_member3.relation_id, crm.third.relation_id
     assert_equal "Node", crm.third.member_type
     assert_equal node.id, crm.third.member_id
-    assert_equal 3, crm.third.relation.id
+    assert_equal relation_member3.relation_id, crm.third.relation.id
   end
 
   def test_containing_relations
-    node = current_nodes(:node_used_by_relationship)
+    node = create(:node)
+    relation_member1 = create(:relation_member, :member => node)
+    relation_member2 = create(:relation_member, :member => node)
+    relation_member3 = create(:relation_member, :member => node)
     cr = Node.find(node.id).containing_relations.order(:id)
+
     assert_equal 3, cr.size
-    assert_equal 1, cr.first.id
-    assert_equal 2, cr.second.id
-    assert_equal 3, cr.third.id
+    assert_equal relation_member1.relation.id, cr.first.id
+    assert_equal relation_member2.relation.id, cr.second.id
+    assert_equal relation_member3.relation.id, cr.third.id
+  end
+
+  test "raises missing changeset exception when creating" do
+    user = create(:user)
+    node = Node.new
+    assert_raises OSM::APIChangesetMissingError do
+      node.create_with_history(user)
+    end
+  end
+
+  test "raises user-changeset mismatch exception when creating" do
+    user = create(:user)
+    changeset = create(:changeset)
+    node = Node.new(:changeset => changeset)
+    assert_raises OSM::APIUserChangesetMismatchError do
+      node.create_with_history(user)
+    end
+  end
+
+  test "raises already closed changeset exception when creating" do
+    user = create(:user)
+    changeset = create(:changeset, :closed, :user => user)
+    node = Node.new(:changeset => changeset)
+    assert_raises OSM::APIChangesetAlreadyClosedError do
+      node.create_with_history(user)
+    end
+  end
+
+  test "raises id precondition exception when updating" do
+    user = create(:user)
+    node = Node.new(:id => 23)
+    new_node = Node.new(:id => 42)
+    assert_raises OSM::APIPreconditionFailedError do
+      node.update_from(new_node, user)
+    end
+  end
+
+  test "raises version mismatch exception when updating" do
+    user = create(:user)
+    node = Node.new(:id => 42, :version => 7)
+    new_node = Node.new(:id => 42, :version => 12)
+    assert_raises OSM::APIVersionMismatchError do
+      node.update_from(new_node, user)
+    end
+  end
+
+  test "raises missing changeset exception when updating" do
+    user = create(:user)
+    node = Node.new(:id => 42, :version => 12)
+    new_node = Node.new(:id => 42, :version => 12)
+    assert_raises OSM::APIChangesetMissingError do
+      node.update_from(new_node, user)
+    end
+  end
+
+  test "raises user-changeset mismatch exception when updating" do
+    user = create(:user)
+    changeset = create(:changeset)
+    node = Node.new(:id => 42, :version => 12)
+    new_node = Node.new(:id => 42, :version => 12, :changeset => changeset)
+    assert_raises OSM::APIUserChangesetMismatchError do
+      node.update_from(new_node, user)
+    end
+  end
+
+  test "raises already closed changeset exception when updating" do
+    user = create(:user)
+    changeset = create(:changeset, :closed, :user => user)
+    node = Node.new(:id => 42, :version => 12)
+    new_node = Node.new(:id => 42, :version => 12, :changeset => changeset)
+    assert_raises OSM::APIChangesetAlreadyClosedError do
+      node.update_from(new_node, user)
+    end
+  end
+
+  test "raises id precondition exception when deleting" do
+    user = create(:user)
+    node = Node.new(:id => 23, :visible => true)
+    new_node = Node.new(:id => 42, :visible => false)
+    assert_raises OSM::APIPreconditionFailedError do
+      node.delete_with_history!(new_node, user)
+    end
   end
 end