diff --git a/tests/test_cz.py b/tests/test_cz.py
index f7caafc..d475cf7 100644
--- a/tests/test_cz.py
+++ b/tests/test_cz.py
@@ -1,23 +1,3 @@
 from graph import *
 
-def test_local_complementation():
-    """ Test that local complementation works as expected """
-    g, vops = graph()
-    add_edge(g, 0, 1)
-    add_edge(g, 0, 2)
-    add_edge(g, 1, 2)
-    add_edge(g, 0, 3)
-    local_complementation(g, vops, 0)
-    assert has_edge(g, 0, 1)
-    assert has_edge(g, 0, 2)
-    assert not has_edge(g, 1, 2)
-    assert has_edge(g, 3, 2)
-    assert has_edge(g, 3, 1)
-
-    # TODO: test VOP conditions
-
-def test_remove_vop():
-    """ Test that removing VOPs really works """
-    pass
-
     
diff --git a/tests/test_graph.py b/tests/test_graph.py
index ab28870..0ebc23a 100644
--- a/tests/test_graph.py
+++ b/tests/test_graph.py
@@ -16,3 +16,36 @@ def test_graph():
 
     assert has_edge(g, 1,2)
     assert not has_edge(g, 0,1)
+
+def test_local_complementation():
+    """ Test that local complementation works as expected """
+    g, vops = graph()
+    add_edge(g, 0, 1)
+    add_edge(g, 0, 2)
+    add_edge(g, 1, 2)
+    add_edge(g, 0, 3)
+    local_complementation(g, vops, 0)
+    assert has_edge(g, 0, 1)
+    assert has_edge(g, 0, 2)
+    assert not has_edge(g, 1, 2)
+    assert has_edge(g, 3, 2)
+    assert has_edge(g, 3, 1)
+
+    # TODO: test VOP conditions
+
+def test_remove_vop():
+    """ Test that removing VOPs really works """
+    g, vops = graph()
+    add_edge(g, 0, 1)
+    add_edge(g, 0, 2)
+    add_edge(g, 1, 2)
+    add_edge(g, 0, 3)
+    remove_vop(g, vops, 0, 1)
+    assert vops[0] == clifford.by_name["identity"]
+    remove_vop(g, vops, 1, 1)
+    assert vops[1] == clifford.by_name["identity"]
+    remove_vop(g, vops, 2, 1)
+    assert vops[2] == clifford.by_name["identity"]
+    remove_vop(g, vops, 0, 1)
+    assert vops[0] == clifford.by_name["identity"]
+