+ get :version, :params => { :id => relation_v3.relation_id, :version => relation_v3.version }
+ assert_response :forbidden, "Redacted relation shouldn't be visible via the version API."
+
+ # and when accessed via history
+ get :history, :params => { :id => relation_v3.relation_id }
+ assert_response :success, "Redaction shouldn't have stopped history working."
+ assert_select "osm relation[id='#{relation_v3.relation_id}'][version='#{relation_v3.version}']", 0, "redacted relation #{relation_v3.relation_id} version #{relation_v3.version} shouldn't be present in the history."
+ end
+
+ ##
+ # test the unredaction of an old version of a relation, while not being
+ # authorised.
+ def test_unredact_relation_unauthorised
+ relation = create(:relation, :with_history, :version => 2)
+ relation_v1 = relation.old_relations.find_by(:version => 1)
+ relation_v1.redact!(create(:redaction))
+
+ post :redact, :params => { :id => relation_v1.relation_id, :version => relation_v1.version }
+ assert_response :unauthorized, "should need to be authenticated to unredact."
+ end
+
+ ##
+ # test the unredaction of an old version of a relation, while being
+ # authorised as a normal user.
+ def test_unredact_relation_normal_user
+ relation = create(:relation, :with_history, :version => 2)
+ relation_v1 = relation.old_relations.find_by(:version => 1)
+ relation_v1.redact!(create(:redaction))
+
+ basic_authorization create(:user).email, "test"
+
+ post :redact, :params => { :id => relation_v1.relation_id, :version => relation_v1.version }
+ assert_response :forbidden, "should need to be moderator to unredact."
+ end
+
+ ##
+ # test the unredaction of an old version of a relation, while being
+ # authorised as a moderator.
+ def test_unredact_relation_moderator
+ relation = create(:relation, :with_history, :version => 2)
+ relation_v1 = relation.old_relations.find_by(:version => 1)
+ relation_v1.redact!(create(:redaction))
+
+ basic_authorization create(:moderator_user).email, "test"
+
+ post :redact, :params => { :id => relation_v1.relation_id, :version => relation_v1.version }
+ assert_response :success, "should be OK to unredact old version as moderator."
+
+ # check moderator can still see the redacted data, without passing
+ # the appropriate flag
+ get :version, :params => { :id => relation_v1.relation_id, :version => relation_v1.version }
+ assert_response :success, "After unredaction, relation should not be gone for moderator."
+
+ # and when accessed via history
+ get :history, :params => { :id => relation_v1.relation_id }
+ assert_response :success, "Redaction shouldn't have stopped history working."
+ assert_select "osm relation[id='#{relation_v1.relation_id}'][version='#{relation_v1.version}']", 1, "relation #{relation_v1.relation_id} version #{relation_v1.version} should still be present in the history for moderators."
+
+ basic_authorization create(:user).email, "test"
+
+ # check normal user can now see the redacted data
+ get :version, :params => { :id => relation_v1.relation_id, :version => relation_v1.version }
+ assert_response :success, "After redaction, node should not be gone for normal user."
+