diff --git a/api/utility.py b/api/utility.py
index 379a2bc..f7e417a 100644
--- a/api/utility.py
+++ b/api/utility.py
@@ -30,5 +30,5 @@ def update(name: str, type: str, table: str, id_key: str, id_value: str, key: st
         add_operation(name, redo, undo)
 
     change = ChangeSet()
-    change.update(type, id, key, key_type, value)
+    change.update(type, id_value, key, key_type, value)
     return change
diff --git a/test_tjnetwork.py b/test_tjnetwork.py
index efe3bba..9f7e02a 100644
--- a/test_tjnetwork.py
+++ b/test_tjnetwork.py
@@ -12,14 +12,78 @@ class TestApi:
         create_project(p)
         open_project(p)
 
-    def leave(self, project):
+    def leave(self, p):
         close_project(p)
         delete_project(p)
 
     def test_title(self):
-        pass
+        p = "test_title"
+        self.enter(p)
+
+        assert get_title(p) == ""
+
+        set_title(p, "title")
+        assert get_title(p) == "title"
+
+        set_title(p, "test")
+        assert get_title(p) == "test"
+
+        self.leave(p)
 
     def test_junction(self):
+        p = "test_junction"
+        self.enter(p)
+
+        change_set = add_junction(p, "j0", 0.0, 10.0, 20.0)
+        assert len(change_set.added) == 1
+        assert change_set.added[0]['type'] == 'junction'
+        assert change_set.added[0]['id'] == "j0"
+        coord = get_junction_coord(p, 'j0')
+        assert coord['x'] == 0.0
+        assert coord['y'] == 10.0
+        z = get_junction_elevation(p, 'j0')
+        assert z == 20.0
+
+        assert get_junction_demand(p, 'j') == None
+        assert get_junction_demand(p, 'j0') == "NULL"
+        change_set = set_junction_demand(p, 'j0', 100.0)
+        assert len(change_set.updated) == 1
+        assert change_set.updated[0]['type'] == 'junction'
+        assert change_set.updated[0]['id'] == 'j0'
+        assert change_set.updated[0]['property'] == 'demand'
+        assert change_set.updated[0]['property_type'] == 'float'
+        assert change_set.updated[0]['property_value'] == str(100.0)
+        assert get_junction_demand(p, 'j0') == 100.0
+
+        change_set = add_junction(p, "j1", 0.0, 10.0, 20.0)
+        assert len(change_set.added) == 1
+        assert change_set.added[0]['type'] == 'junction'
+        assert change_set.added[0]['id'] == "j1"
+
+        nodes = get_nodes(p)
+        assert len(nodes) == 2
+        assert nodes[0] == "j0"
+        assert nodes[1] == "j1"
+
+        change_set = delete_junction(p, 'j1')
+        assert len(change_set.deleted) == 1
+        assert change_set.deleted[0]['type'] == 'junction'
+        assert change_set.deleted[0]['id'] == "j1"
+
+        nodes = get_nodes(p)
+        assert len(nodes) == 1
+        assert nodes[0] == "j0"
+
+        change_set = delete_junction(p, 'j0')
+        assert len(change_set.deleted) == 1
+        assert change_set.deleted[0]['type'] == 'junction'
+        assert change_set.deleted[0]['id'] == "j0"
+
+        nodes = get_nodes(p)
+        assert len(nodes) == 0
+
+        self.leave(p)
+
         pass
 
     def test_reservoir(self):