add tox test

Signed-off-by: Jiyeong Seok <[email protected]>

Author: dd-jy

tox.ini

@@ -40,6 +40,7 @@ commands =
   fosslight_bin -p tests -o test_result/result.csv -f csv -a x86_64
   ls test_result/
   cat test_result/result.csv
+  fosslight_bin -p tests -o test_result/result.json -f opossum -a x86_64
   pytest -v --flake8
   pyinstaller --onefile cli.py -n cli --additional-hooks-dir=hooks
   {toxinidir}/dist/cli -p tests -o test_result_cli