Add functional tests for nodes/ways/relations API methods

test/functional/node_controller_test.rb

@@ -418,6 +418,34 @@ class NodeControllerTest < ActionController::TestCase
     assert_response :success, "a valid update request failed"
   end
 
+  ##
+  # test fetching multiple nodes
+  def test_nodes
+    # check error when no parameter provided
+    get :nodes
+    assert_response :bad_request
+
+    # check error when no parameter value provided
+    get :nodes, :nodes => ""
+    assert_response :bad_request
+
+    # test a working call
+    get :nodes, :nodes => "1,2,4,15,17"
+    assert_response :success
+    assert_select "osm" do
+      assert_select "node", :count => 5
+      assert_select "node[id=1][visible=true]", :count => 1
+      assert_select "node[id=2][visible=false]", :count => 1
+      assert_select "node[id=4][visible=true]", :count => 1
+      assert_select "node[id=15][visible=true]", :count => 1
+      assert_select "node[id=17][visible=false]", :count => 1
+    end
+
+    # check error when a non-existent node is included
+    get :nodes, :nodes => "1,2,4,15,17,400"
+    assert_response :not_found
+  end
+
   ##
   # test adding tags to a node
   def test_duplicate_tags

test/functional/relation_controller_test.rb

@@ -114,6 +114,33 @@ class RelationControllerTest < ActionController::TestCase
     end
   end
 
+  ##
+  # test fetching multiple relations
+  def test_relations
+    # check error when no parameter provided
+    get :relations
+    assert_response :bad_request
+
+    # check error when no parameter value provided
+    get :relations, :relations => ""
+    assert_response :bad_request
+
+    # test a working call
+    get :relations, :relations => "1,2,4,7"
+    assert_response :success
+    assert_select "osm" do
+      assert_select "relation", :count => 4
+      assert_select "relation[id=1][visible=true]", :count => 1
+      assert_select "relation[id=2][visible=false]", :count => 1
+      assert_select "relation[id=4][visible=true]", :count => 1
+      assert_select "relation[id=7][visible=true]", :count => 1
+    end
+
+    # check error when a non-existent relation is included
+    get :relations, :relations => "1,2,4,7,400"
+    assert_response :not_found
+  end
+
   # -------------------------------------
   # Test simple relation creation.
   # -------------------------------------

test/functional/way_controller_test.rb

@@ -79,6 +79,33 @@ class WayControllerTest < ActionController::TestCase
     end
   end
 
+  ##
+  # test fetching multiple ways
+  def test_ways
+    # check error when no parameter provided
+    get :ways
+    assert_response :bad_request
+
+    # check error when no parameter value provided
+    get :ways, :ways => ""
+    assert_response :bad_request
+
+    # test a working call
+    get :ways, :ways => "1,2,4,6"
+    assert_response :success
+    assert_select "osm" do
+      assert_select "way", :count => 4
+      assert_select "way[id=1][visible=true]", :count => 1
+      assert_select "way[id=2][visible=false]", :count => 1
+      assert_select "way[id=4][visible=true]", :count => 1
+      assert_select "way[id=6][visible=true]", :count => 1
+    end
+
+    # check error when a non-existent way is included
+    get :ways, :ways => "1,2,4,6,400"
+    assert_response :not_found
+  end
+
   # -------------------------------------
   # Test simple way creation.
   # -------------------------------------