X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/3e7bc943fe03dcd74666b6f26b3a831e06cac1d8..1e9d390c1e59c86f77b77fc33e1cc4e2eb8293d1:/test/controllers/old_nodes_controller_test.rb

diff --git a/test/controllers/old_nodes_controller_test.rb b/test/controllers/old_nodes_controller_test.rb
index 94d16c8c0..bb4dffdc6 100644
--- a/test/controllers/old_nodes_controller_test.rb
+++ b/test/controllers/old_nodes_controller_test.rb
@@ -1,428 +1,230 @@
 require "test_helper"
 
-class OldNodesControllerTest < ActionController::TestCase
-  #
-  # TODO: test history
-  #
-
-  ##
-  # test all routes which lead to this controller
+class OldNodesControllerTest < ActionDispatch::IntegrationTest
   def test_routes
     assert_routing(
-      { :path => "/api/0.6/node/1/history", :method => :get },
-      { :controller => "old_nodes", :action => "history", :id => "1" }
-    )
-    assert_routing(
-      { :path => "/api/0.6/node/1/2", :method => :get },
-      { :controller => "old_nodes", :action => "version", :id => "1", :version => "2" }
+      { :path => "/node/1/history", :method => :get },
+      { :controller => "old_nodes", :action => "index", :id => "1" }
     )
     assert_routing(
-      { :path => "/api/0.6/node/1/2/redact", :method => :post },
-      { :controller => "old_nodes", :action => "redact", :id => "1", :version => "2" }
+      { :path => "/node/1/history/2", :method => :get },
+      { :controller => "old_nodes", :action => "show", :id => "1", :version => "2" }
     )
   end
 
-  ##
-  # test the version call by submitting several revisions of a new node
-  # to the API and ensuring that later calls to version return the
-  # matching versions of the object.
-  #
-  ##
-  # FIXME: Move this test to being an integration test since it spans multiple controllers
-  def test_version
-    private_user = create(:user, :data_public => false)
-    private_node = create(:node, :with_history, :version => 4, :changeset => create(:changeset, :user => private_user))
-    user = create(:user)
-    node = create(:node, :with_history, :version => 4, :changeset => create(:changeset, :user => user))
-    create_list(:node_tag, 2, :node => node)
-    # Ensure that the current tags are propagated to the history too
-    propagate_tags(node, node.old_nodes.last)
-
-    ## First try this with a non-public user
-    basic_authorization private_user.email, "test"
-
-    # setup a simple XML node
-    xml_doc = private_node.to_xml
-    xml_node = xml_doc.find("//osm/node").first
-    nodeid = private_node.id
-
-    # keep a hash of the versions => string, as we'll need something
-    # to test against later
-    versions = {}
-
-    # save a version for later checking
-    versions[xml_node["version"]] = xml_doc.to_s
-
-    # randomly move the node about
-    3.times do
-      # move the node somewhere else
-      xml_node["lat"] = precision(rand * 180 - 90).to_s
-      xml_node["lon"] = precision(rand * 360 - 180).to_s
-      with_controller(NodesController.new) do
-        put :update, :params => { :id => nodeid }, :body => xml_doc.to_s
-        assert_response :forbidden, "Should have rejected node update"
-        xml_node["version"] = @response.body.to_s
-      end
-      # save a version for later checking
-      versions[xml_node["version"]] = xml_doc.to_s
-    end
-
-    # add a bunch of random tags
-    3.times do
-      xml_tag = XML::Node.new("tag")
-      xml_tag["k"] = random_string
-      xml_tag["v"] = random_string
-      xml_node << xml_tag
-      with_controller(NodesController.new) do
-        put :update, :params => { :id => nodeid }, :body => xml_doc.to_s
-        assert_response :forbidden,
-                        "should have rejected node #{nodeid} (#{@response.body}) with forbidden"
-        xml_node["version"] = @response.body.to_s
-      end
-      # save a version for later checking
-      versions[xml_node["version"]] = xml_doc.to_s
-    end
-
-    # probably should check that they didn't get written to the database
-
-    ## Now do it with the public user
-    basic_authorization user.email, "test"
-
-    # setup a simple XML node
-
-    xml_doc = node.to_xml
-    xml_node = xml_doc.find("//osm/node").first
-    nodeid = node.id
-
-    # keep a hash of the versions => string, as we'll need something
-    # to test against later
-    versions = {}
-
-    # save a version for later checking
-    versions[xml_node["version"]] = xml_doc.to_s
-
-    # randomly move the node about
-    3.times do
-      # move the node somewhere else
-      xml_node["lat"] = precision(rand * 180 - 90).to_s
-      xml_node["lon"] = precision(rand * 360 - 180).to_s
-      with_controller(NodesController.new) do
-        put :update, :params => { :id => nodeid }, :body => xml_doc.to_s
-        assert_response :success
-        xml_node["version"] = @response.body.to_s
-      end
-      # save a version for later checking
-      versions[xml_node["version"]] = xml_doc.to_s
-    end
-
-    # add a bunch of random tags
-    3.times do
-      xml_tag = XML::Node.new("tag")
-      xml_tag["k"] = random_string
-      xml_tag["v"] = random_string
-      xml_node << xml_tag
-      with_controller(NodesController.new) do
-        put :update, :params => { :id => nodeid }, :body => xml_doc.to_s
-        assert_response :success,
-                        "couldn't update node #{nodeid} (#{@response.body})"
-        xml_node["version"] = @response.body.to_s
-      end
-      # save a version for later checking
-      versions[xml_node["version"]] = xml_doc.to_s
-    end
-
-    # check all the versions
-    versions.each_key do |key|
-      get :version, :params => { :id => nodeid, :version => key.to_i }
-
-      assert_response :success,
-                      "couldn't get version #{key.to_i} of node #{nodeid}"
-
-      check_node = Node.from_xml(versions[key])
-      api_node = Node.from_xml(@response.body.to_s)
-
-      assert_nodes_are_equal check_node, api_node
-    end
-  end
-
-  def test_not_found_version
-    check_not_found_id_version(70000, 312344)
-    check_not_found_id_version(-1, -13)
-    check_not_found_id_version(create(:node).id, 24354)
-    check_not_found_id_version(24356, create(:node).version)
-  end
-
-  def check_not_found_id_version(id, version)
-    get :version, :params => { :id => id, :version => version }
-    assert_response :not_found
-  rescue ActionController::UrlGenerationError => ex
-    assert_match(/No route matches/, ex.to_s)
-  end
-
-  ##
-  # Test that getting the current version is identical to picking
-  # that version with the version URI call.
-  def test_current_version
+  def test_history
     node = create(:node, :with_history)
-    used_node = create(:node, :with_history)
-    create(:way_node, :node => used_node)
-    node_used_by_relationship = create(:node, :with_history)
-    create(:relation_member, :member => node_used_by_relationship)
-    node_with_versions = create(:node, :with_history, :version => 4)
-
-    create(:node_tag, :node => node)
-    create(:node_tag, :node => used_node)
-    create(:node_tag, :node => node_used_by_relationship)
-    create(:node_tag, :node => node_with_versions)
-    propagate_tags(node, node.old_nodes.last)
-    propagate_tags(used_node, used_node.old_nodes.last)
-    propagate_tags(node_used_by_relationship, node_used_by_relationship.old_nodes.last)
-    propagate_tags(node_with_versions, node_with_versions.old_nodes.last)
-
-    check_current_version(node)
-    check_current_version(used_node)
-    check_current_version(node_used_by_relationship)
-    check_current_version(node_with_versions)
-  end
-
-  ##
-  # test the redaction of an old version of a node, while not being
-  # authorised.
-  def test_redact_node_unauthorised
-    node = create(:node, :with_history, :version => 4)
-    node_v3 = node.old_nodes.find_by(:version => 3)
-
-    do_redact_node(node_v3,
-                   create(:redaction))
-    assert_response :unauthorized, "should need to be authenticated to redact."
-  end
-
-  ##
-  # test the redaction of an old version of a node, while being
-  # authorised as a normal user.
-  def test_redact_node_normal_user
-    basic_authorization create(:user).email, "test"
-
-    node = create(:node, :with_history, :version => 4)
-    node_v3 = node.old_nodes.find_by(:version => 3)
-
-    do_redact_node(node_v3,
-                   create(:redaction))
-    assert_response :forbidden, "should need to be moderator to redact."
-  end
-
-  ##
-  # test that, even as moderator, the current version of a node
-  # can't be redacted.
-  def test_redact_node_current_version
-    basic_authorization create(:moderator_user).email, "test"
-
-    node = create(:node, :with_history, :version => 4)
-    node_v4 = node.old_nodes.find_by(:version => 4)
-
-    do_redact_node(node_v4,
-                   create(:redaction))
-    assert_response :bad_request, "shouldn't be OK to redact current version as moderator."
+    sidebar_browse_check :node_history_path, node.id, "browse/history"
+    assert_select "h4", /^Version/ do
+      assert_select "a[href='#{old_node_path node, 1}']", :text => "1", :count => 1
+    end
   end
 
-  ##
-  # test that redacted nodes aren't visible, regardless of
-  # authorisation except as moderator...
-  def test_version_redacted
-    node = create(:node, :with_history, :version => 2)
+  def test_history_of_redacted
+    node = create(:node, :with_history, :deleted, :version => 2)
     node_v1 = node.old_nodes.find_by(:version => 1)
     node_v1.redact!(create(:redaction))
 
-    get :version, :params => { :id => node_v1.node_id, :version => node_v1.version }
-    assert_response :forbidden, "Redacted node shouldn't be visible via the version API."
+    get node_history_path(:id => node)
+    assert_response :success
+    assert_template "browse/history"
 
-    # not even to a logged-in user
-    basic_authorization create(:user).email, "test"
-    get :version, :params => { :id => node_v1.node_id, :version => node_v1.version }
-    assert_response :forbidden, "Redacted node shouldn't be visible via the version API, even when logged in."
+    # there are 2 revisions of the redacted node, but only one
+    # should be showing details here.
+    assert_select ".browse-section", 2
+    assert_select ".browse-section.browse-redacted", 1
+    assert_select ".browse-section.browse-node", 1
+    assert_select ".browse-section.browse-node .latitude", 0
+    assert_select ".browse-section.browse-node .longitude", 0
   end
 
-  ##
-  # test that redacted nodes aren't visible in the history
-  def test_history_redacted
-    node = create(:node, :with_history, :version => 2)
+  def test_unredacted_history_of_redacted
+    session_for(create(:moderator_user))
+    node = create(:node, :with_history, :deleted, :version => 2)
     node_v1 = node.old_nodes.find_by(:version => 1)
     node_v1.redact!(create(:redaction))
 
-    get :history, :params => { :id => node_v1.node_id }
-    assert_response :success, "Redaction shouldn't have stopped history working."
-    assert_select "osm node[id='#{node_v1.node_id}'][version='#{node_v1.version}']", 0, "redacted node #{node_v1.node_id} version #{node_v1.version} shouldn't be present in the history."
+    get node_history_path(:id => node, :params => { :show_redactions => true })
+    assert_response :success
+    assert_template "browse/history"
 
-    # not even to a logged-in user
-    basic_authorization create(:user).email, "test"
-    get :history, :params => { :id => node_v1.node_id }
-    assert_response :success, "Redaction shouldn't have stopped history working."
-    assert_select "osm node[id='#{node_v1.node_id}'][version='#{node_v1.version}']", 0, "redacted node #{node_v1.node_id} version #{node_v1.version} shouldn't be present in the history, even when logged in."
+    assert_select ".browse-section", 2
+    assert_select ".browse-section.browse-redacted", 0
+    assert_select ".browse-section.browse-node", 2
   end
 
-  ##
-  # test the redaction of an old version of a node, while being
-  # authorised as a moderator.
-  def test_redact_node_moderator
-    node = create(:node, :with_history, :version => 4)
-    node_v3 = node.old_nodes.find_by(:version => 3)
-    basic_authorization create(:moderator_user).email, "test"
-
-    do_redact_node(node_v3, create(:redaction))
-    assert_response :success, "should be OK to redact old version as moderator."
-
-    # check moderator can still see the redacted data, when passing
-    # the appropriate flag
-    get :version, :params => { :id => node_v3.node_id, :version => node_v3.version }
-    assert_response :forbidden, "After redaction, node should be gone for moderator, when flag not passed."
-    get :version, :params => { :id => node_v3.node_id, :version => node_v3.version, :show_redactions => "true" }
-    assert_response :success, "After redaction, node should not be gone for moderator, when flag passed."
-
-    # and when accessed via history
-    get :history, :params => { :id => node_v3.node_id }
-    assert_response :success, "Redaction shouldn't have stopped history working."
-    assert_select "osm node[id='#{node_v3.node_id}'][version='#{node_v3.version}']", 0, "node #{node_v3.node_id} version #{node_v3.version} should not be present in the history for moderators when not passing flag."
-    get :history, :params => { :id => node_v3.node_id, :show_redactions => "true" }
-    assert_response :success, "Redaction shouldn't have stopped history working."
-    assert_select "osm node[id='#{node_v3.node_id}'][version='#{node_v3.version}']", 1, "node #{node_v3.node_id} version #{node_v3.version} should still be present in the history for moderators when passing flag."
+  def test_anonymous_user_history_page_secondary_actions
+    node = create(:node, :with_history)
+    get node_history_path(:id => node)
+    assert_response :success
+    assert_select ".secondary-actions a", :text => "View Details", :count => 1
+    assert_select ".secondary-actions a", :text => "View History", :count => 0
+    assert_select ".secondary-actions a", :text => "View Unredacted History", :count => 0
   end
 
-  # testing that if the moderator drops auth, he can't see the
-  # redacted stuff any more.
-  def test_redact_node_is_redacted
-    node = create(:node, :with_history, :version => 4)
-    node_v3 = node.old_nodes.find_by(:version => 3)
-    basic_authorization create(:moderator_user).email, "test"
-
-    do_redact_node(node_v3, create(:redaction))
-    assert_response :success, "should be OK to redact old version as moderator."
-
-    # re-auth as non-moderator
-    basic_authorization create(:user).email, "test"
-
-    # check can't see the redacted data
-    get :version, :params => { :id => node_v3.node_id, :version => node_v3.version }
-    assert_response :forbidden, "Redacted node shouldn't be visible via the version API."
-
-    # and when accessed via history
-    get :history, :params => { :id => node_v3.node_id }
-    assert_response :success, "Redaction shouldn't have stopped history working."
-    assert_select "osm node[id='#{node_v3.node_id}'][version='#{node_v3.version}']", 0, "redacted node #{node_v3.node_id} version #{node_v3.version} shouldn't be present in the history."
+  def test_regular_user_history_page_secondary_actions
+    session_for(create(:user))
+    node = create(:node, :with_history)
+    get node_history_path(:id => node)
+    assert_response :success
+    assert_select ".secondary-actions a", :text => "View Details", :count => 1
+    assert_select ".secondary-actions a", :text => "View History", :count => 0
+    assert_select ".secondary-actions a", :text => "View Unredacted History", :count => 0
   end
 
-  ##
-  # test the unredaction of an old version of a node, while not being
-  # authorised.
-  def test_unredact_node_unauthorised
-    node = create(:node, :with_history, :version => 2)
-    node_v1 = node.old_nodes.find_by(:version => 1)
-    node_v1.redact!(create(:redaction))
-
-    post :redact, :params => { :id => node_v1.node_id, :version => node_v1.version }
-    assert_response :unauthorized, "should need to be authenticated to unredact."
+  def test_moderator_user_history_page_secondary_actions
+    session_for(create(:moderator_user))
+    node = create(:node, :with_history)
+    get node_history_path(:id => node)
+    assert_response :success
+    assert_select ".secondary-actions a", :text => "View Details", :count => 1
+    assert_select ".secondary-actions a", :text => "View History", :count => 0
+    assert_select ".secondary-actions a", :text => "View Unredacted History", :count => 1
   end
 
-  ##
-  # test the unredaction of an old version of a node, while being
-  # authorised as a normal user.
-  def test_unredact_node_normal_user
-    user = create(:user)
-    node = create(:node, :with_history, :version => 2)
-    node_v1 = node.old_nodes.find_by(:version => 1)
-    node_v1.redact!(create(:redaction))
-
-    basic_authorization user.email, "test"
-
-    post :redact, :params => { :id => node_v1.node_id, :version => node_v1.version }
-    assert_response :forbidden, "should need to be moderator to unredact."
+  def test_anonymous_user_unredacted_history_page_secondary_actions
+    node = create(:node, :with_history)
+    get node_history_path(:id => node, :params => { :show_redactions => true })
+    assert_response :redirect
   end
 
-  ##
-  # test the unredaction of an old version of a node, while being
-  # authorised as a moderator.
-  def test_unredact_node_moderator
-    moderator_user = create(:moderator_user)
-    node = create(:node, :with_history, :version => 2)
-    node_v1 = node.old_nodes.find_by(:version => 1)
-    node_v1.redact!(create(:redaction))
-
-    basic_authorization moderator_user.email, "test"
-
-    post :redact, :params => { :id => node_v1.node_id, :version => node_v1.version }
-    assert_response :success, "should be OK to unredact old version as moderator."
-
-    # check moderator can now see the redacted data, when not
-    # passing the aspecial flag
-    get :version, :params => { :id => node_v1.node_id, :version => node_v1.version }
-    assert_response :success, "After unredaction, node should not be gone for moderator."
-
-    # and when accessed via history
-    get :history, :params => { :id => node_v1.node_id }
-    assert_response :success, "Unredaction shouldn't have stopped history working."
-    assert_select "osm node[id='#{node_v1.node_id}'][version='#{node_v1.version}']", 1, "node #{node_v1.node_id} version #{node_v1.version} should now be present in the history for moderators without passing flag."
-
-    basic_authorization create(:user).email, "test"
-
-    # check normal user can now see the redacted data
-    get :version, :params => { :id => node_v1.node_id, :version => node_v1.version }
-    assert_response :success, "After unredaction, node should be visible to normal users."
-
-    # and when accessed via history
-    get :history, :params => { :id => node_v1.node_id }
-    assert_response :success, "Unredaction shouldn't have stopped history working."
-    assert_select "osm node[id='#{node_v1.node_id}'][version='#{node_v1.version}']", 1, "node #{node_v1.node_id} version #{node_v1.version} should now be present in the history for normal users without passing flag."
+  def test_regular_user_unredacted_history_page_secondary_actions
+    session_for(create(:user))
+    node = create(:node, :with_history)
+    get node_history_path(:id => node, :params => { :show_redactions => true })
+    assert_response :redirect
   end
 
-  private
-
-  def do_redact_node(node, redaction)
-    get :version, :params => { :id => node.node_id, :version => node.version }
-    assert_response :success, "should be able to get version #{node.version} of node #{node.node_id}."
-
-    # now redact it
-    post :redact, :params => { :id => node.node_id, :version => node.version, :redaction => redaction.id }
+  def test_moderator_user_unredacted_history_page_secondary_actions
+    session_for(create(:moderator_user))
+    node = create(:node, :with_history)
+    get node_history_path(:id => node, :params => { :show_redactions => true })
+    assert_response :success
+    assert_select ".secondary-actions a", :text => "View Details", :count => 1
+    assert_select ".secondary-actions a", :text => "View History", :count => 1
+    assert_select ".secondary-actions a", :text => "View Unredacted History", :count => 0
   end
 
-  def check_current_version(node_id)
-    # get the current version of the node
-    current_node = with_controller(NodesController.new) do
-      get :show, :params => { :id => node_id }
-      assert_response :success, "cant get current node #{node_id}"
-      Node.from_xml(@response.body)
+  def test_visible_with_one_version
+    node = create(:node, :with_history)
+    get old_node_path(node, 1)
+    assert_response :success
+    assert_template "old_nodes/show"
+    assert_template :layout => "map"
+    assert_select "h4", /^Version/ do
+      assert_select "a[href='#{old_node_path node, 1}']", :count => 0
     end
-    assert_not_nil current_node, "getting node #{node_id} returned nil"
-
-    # get the "old" version of the node from the old_node interface
-    get :version, :params => { :id => node_id, :version => current_node.version }
-    assert_response :success, "cant get old node #{node_id}, v#{current_node.version}"
-    old_node = Node.from_xml(@response.body)
-
-    # check the nodes are the same
-    assert_nodes_are_equal current_node, old_node
+    assert_select ".secondary-actions a[href='#{api_old_node_path node, 1}']", :count => 1
+    assert_select ".secondary-actions a[href='#{node_path node}']", :count => 1
+    assert_select ".secondary-actions a[href='#{old_node_path node, 1, :params => { :show_redactions => true }}']", :count => 0
+    assert_select ".secondary-actions a[href='#{node_history_path node}']", :count => 1
   end
 
-  ##
-  # returns a 16 character long string with some nasty characters in it.
-  # this ought to stress-test the tag handling as well as the versioning.
-  def random_string
-    letters = [["!", '"', "$", "&", ";", "@"],
-               ("a".."z").to_a,
-               ("A".."Z").to_a,
-               ("0".."9").to_a].flatten
-    (1..16).map { |_i| letters[rand(letters.length)] }.join
+  def test_visible_with_two_versions
+    node = create(:node, :with_history, :version => 2)
+    get old_node_path(node, 1)
+    assert_response :success
+    assert_template "old_nodes/show"
+    assert_template :layout => "map"
+    assert_select "h4", /^Version/ do
+      assert_select "a[href='#{old_node_path node, 1}']", :count => 0
+    end
+    assert_select ".secondary-actions a[href='#{api_old_node_path node, 1}']", :count => 1
+    assert_select ".secondary-actions a[href='#{node_path node}']", :count => 1
+    assert_select ".secondary-actions a[href='#{node_history_path node}']", :count => 1
+    assert_select ".secondary-actions a[href='#{old_node_path node, 2}']", :count => 1
+
+    get old_node_path(node, 2)
+    assert_response :success
+    assert_template "old_nodes/show"
+    assert_template :layout => "map"
+    assert_select "h4", /^Version/ do
+      assert_select "a[href='#{old_node_path node, 2}']", :count => 0
+    end
+    assert_select ".secondary-actions a[href='#{api_old_node_path node, 2}']", :count => 1
+    assert_select ".secondary-actions a[href='#{node_path node}']", :count => 1
+    assert_select ".secondary-actions a[href='#{node_history_path node}']", :count => 1
+    assert_select ".secondary-actions a[href='#{old_node_path node, 1}']", :count => 1
+  end
+
+  test "show unrevealed redacted versions to anonymous users" do
+    node = create_redacted_node
+    get old_node_path(node, 1)
+    assert_response :success
+    assert_template "old_nodes/show"
+    assert_template :layout => "map"
+    assert_select "td", :text => "TOP SECRET", :count => 0
+    assert_select ".secondary-actions a[href='#{node_path node}']", :count => 1
+    assert_select ".secondary-actions a[href='#{old_node_path node, 1, :params => { :show_redactions => true }}']", :count => 0
+    assert_select ".secondary-actions a[href='#{old_node_path node, 1}']", :count => 0
+    assert_select ".secondary-actions a[href='#{api_old_node_path node, 1}']", :count => 0
+  end
+
+  test "show unrevealed redacted versions to regular users" do
+    session_for(create(:user))
+    node = create_redacted_node
+    get old_node_path(node, 1)
+    assert_response :success
+    assert_template "old_nodes/show"
+    assert_template :layout => "map"
+    assert_select "td", :text => "TOP SECRET", :count => 0
+    assert_select ".secondary-actions a[href='#{node_path node}']", :count => 1
+    assert_select ".secondary-actions a[href='#{old_node_path node, 1, :params => { :show_redactions => true }}']", :count => 0
+    assert_select ".secondary-actions a[href='#{old_node_path node, 1}']", :count => 0
+    assert_select ".secondary-actions a[href='#{api_old_node_path node, 1}']", :count => 0
+  end
+
+  test "show unrevealed redacted versions to moderators" do
+    session_for(create(:moderator_user))
+    node = create_redacted_node
+    get old_node_path(node, 1)
+    assert_response :success
+    assert_template "old_nodes/show"
+    assert_template :layout => "map"
+    assert_select "td", :text => "TOP SECRET", :count => 0
+    assert_select ".secondary-actions a[href='#{node_path node}']", :count => 1
+    assert_select ".secondary-actions a[href='#{old_node_path node, 1, :params => { :show_redactions => true }}']", :count => 1
+    assert_select ".secondary-actions a[href='#{old_node_path node, 1}']", :count => 0
+    assert_select ".secondary-actions a[href='#{api_old_node_path node, 1}']", :count => 0
+  end
+
+  test "don't reveal redacted versions to anonymous users" do
+    node = create_redacted_node
+    get old_node_path(node, 1, :params => { :show_redactions => true })
+    assert_response :redirect
+  end
+
+  test "don't reveal redacted versions to regular users" do
+    session_for(create(:user))
+    node = create_redacted_node
+    get old_node_path(node, 1, :params => { :show_redactions => true })
+    assert_response :redirect
+  end
+
+  test "reveal redacted versions to moderators" do
+    session_for(create(:moderator_user))
+    node = create_redacted_node
+    get old_node_path(node, 1, :params => { :show_redactions => true })
+    assert_response :success
+    assert_select "td", :text => "TOP SECRET", :count => 1
+    assert_select ".secondary-actions a[href='#{old_node_path node, 1}']", :count => 1
+  end
+
+  def test_not_found
+    get old_node_path(0, 0)
+    assert_response :not_found
+    assert_template "old_nodes/not_found"
+    assert_template :layout => "map"
+    assert_select "#sidebar_content", /node #0 version 0 could not be found/
   end
 
-  ##
-  # truncate a floating point number to the scale that it is stored in
-  # the database. otherwise rounding errors can produce failing unit
-  # tests when they shouldn't.
-  def precision(f)
-    (f * GeoRecord::SCALE).round.to_f / GeoRecord::SCALE
-  end
+  private
 
-  def propagate_tags(node, old_node)
-    node.tags.each do |k, v|
-      create(:old_node_tag, :old_node => old_node, :k => k, :v => v)
+  def create_redacted_node
+    create(:node, :with_history, :version => 2) do |node|
+      node_v1 = node.old_nodes.find_by(:version => 1)
+      create(:old_node_tag, :old_node => node_v1, :k => "name", :v => "TOP SECRET")
+      node_v1.redact!(create(:redaction))
     end
   end
 end