1diff --git a/src/actdiag/tests/test_generate_diagram.py b/src/actdiag/tests/test_generate_diagram.py
2index c5ee3d5..a74a151 100644
3--- a/src/actdiag/tests/test_generate_diagram.py
4+++ b/src/actdiag/tests/test_generate_diagram.py
5@@ -16,16 +16,6 @@
6 import os
7
8 from blockdiag.tests.test_generate_diagram import (get_diagram_files,
9- testcase_generator)
10+ test_generate_with_separate)
11
12-import actdiag.command
13
14-
15-def test_generate():
16- mainfunc = actdiag.command.main
17- basepath = os.path.dirname(__file__)
18- files = get_diagram_files(basepath)
19- options = []
20-
21- for testcase in testcase_generator(basepath, mainfunc, files, options):
22- yield testcase