Add label api and test

test_tjnetwork.py

@@ -2488,6 +2488,121 @@ class TestApi:
         self.leave(p)
 
 
+    # 26 label
+
+
+    def test_label(self):
+        p = 'test_label'
+        self.enter(p)
+
+        l = get_label(p, 0.0, 0.0)
+        assert l['x'] == 0.0
+        assert l['y'] == 0.0
+        assert l['label'] == None
+        assert l['node'] == None
+
+        add_junction(p, ChangeSet({'id': 'j0', 'x': 0.0, 'y': 10.0, 'elevation': 20.0}))
+        add_label(p, ChangeSet({'x': 0.0, 'y': 0.0, 'label': 'x', 'node': 'j0'}))
+        l = get_label(p, 0.0, 0.0)
+        assert l['x'] == 0.0
+        assert l['y'] == 0.0
+        assert l['label'] == 'x'
+        assert l['node'] == 'j0'
+
+        add_junction(p, ChangeSet({'id': 'j1', 'x': 1.0, 'y': 20.0, 'elevation': 20.0}))
+        set_label(p, ChangeSet({'x': 0.0, 'y': 0.0, 'label': 'xxx', 'node': 'j1'}))
+        l = get_label(p, 0.0, 0.0)
+        assert l['x'] == 0.0
+        assert l['y'] == 0.0
+        assert l['label'] == 'xxx'
+        assert l['node'] == 'j1'
+
+        delete_label(p, ChangeSet({'x': 0.0, 'y': 0.0}))
+        l = get_label(p, 0.0, 0.0)
+        assert l['x'] == 0.0
+        assert l['y'] == 0.0
+        assert l['label'] == None
+        assert l['node'] == None
+
+        self.leave(p)
+
+
+    def test_label_op(self):
+        p = 'test_label_op'
+        self.enter(p)
+
+        add_junction(p, ChangeSet({'id': 'j0', 'x': 0.0, 'y': 10.0, 'elevation': 20.0}))
+        add_junction(p, ChangeSet({'id': 'j1', 'x': 1.0, 'y': 20.0, 'elevation': 20.0}))
+
+        cs = add_label(p, ChangeSet({'x': 0.0, 'y': 0.0, 'label': 'x', 'node': 'j0'})).operations[0]
+        assert cs['operation'] == API_ADD
+        assert cs['type'] == 'label'
+        assert cs['x'] == 0.0
+        assert cs['y'] == 0.0
+        assert cs['label'] == 'x'
+        assert cs['node'] == 'j0'
+
+        cs = execute_undo(p).operations[0]
+        assert cs['operation'] == API_DELETE
+        assert cs['type'] == 'label'
+        assert cs['x'] == 0.0
+        assert cs['y'] == 0.0
+
+        cs = execute_redo(p).operations[0]
+        assert cs['operation'] == API_ADD
+        assert cs['type'] == 'label'
+        assert cs['x'] == 0.0
+        assert cs['y'] == 0.0
+        assert cs['label'] == 'x'
+        assert cs['node'] == 'j0'
+
+        cs = set_label(p, ChangeSet({'x': 0.0, 'y': 0.0, 'label': 'xxx', 'node': 'j1'})).operations[0]
+        assert cs['operation'] == API_UPDATE
+        assert cs['type'] == 'label'
+        assert cs['x'] == 0.0
+        assert cs['y'] == 0.0
+        assert cs['label'] == 'xxx'
+        assert cs['node'] == 'j1'
+
+        cs = execute_undo(p).operations[0]
+        assert cs['operation'] == API_UPDATE
+        assert cs['type'] == 'label'
+        assert cs['x'] == 0.0
+        assert cs['y'] == 0.0
+        assert cs['label'] == 'x'
+        assert cs['node'] == 'j0'
+
+        cs = execute_redo(p).operations[0]
+        assert cs['operation'] == API_UPDATE
+        assert cs['type'] == 'label'
+        assert cs['x'] == 0.0
+        assert cs['y'] == 0.0
+        assert cs['label'] == 'xxx'
+        assert cs['node'] == 'j1'
+
+        cs = delete_label(p, ChangeSet({'x': 0.0, 'y': 0.0})).operations[0]
+        assert cs['operation'] == API_DELETE
+        assert cs['type'] == 'label'
+        assert cs['x'] == 0.0
+        assert cs['y'] == 0.0
+
+        cs = execute_undo(p).operations[0]
+        assert cs['operation'] == API_ADD
+        assert cs['type'] == 'label'
+        assert cs['x'] == 0.0
+        assert cs['y'] == 0.0
+        assert cs['label'] == 'xxx'
+        assert cs['node'] == 'j1'
+
+        cs = execute_redo(p).operations[0]
+        assert cs['operation'] == API_DELETE
+        assert cs['type'] == 'label'
+        assert cs['x'] == 0.0
+        assert cs['y'] == 0.0
+
+        self.leave(p)
+
+
     # 27 backdrop
 
 
@@ -2525,7 +2640,5 @@ class TestApi:
         self.leave(p)
 
 
-
-
 if __name__ == '__main__':
     pytest.main()