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# -*- coding: utf-8 -*-
"""
Test :: ExifTool base class - misc tests
"""
# standard
import unittest
import warnings
from pathlib import Path
# test helpers
from tests.common_util import TEST_IMAGE_JPG
# custom
import exiftool
from exiftool.exceptions import ExifToolNotRunning
class TestExifToolMisc(unittest.TestCase):
# ---------------------------------------------------------------------------------------------------------
def setUp(self):
self.et = exiftool.ExifTool(common_args=["-G", "-n", "-overwrite_original"])
def tearDown(self):
if self.et.running:
self.et.terminate()
# ---------------------------------------------------------------------------------------------------------
def test_get_version_protected(self):
""" test the protected method which can't be called when exiftool not running """
self.assertFalse(self.et.running)
self.assertRaises(ExifToolNotRunning, self.et._parse_ver)
# ---------------------------------------------------------------------------------------------------------
def test_invalid_args_list(self):
# test to make sure passing in an invalid args list will cause it to error out
with self.assertRaises(TypeError):
exiftool.ExifTool(common_args="not a list")
# ---------------------------------------------------------------------------------------------------------
def test_common_args(self):
# test to make sure passing in an invalid args list will cause it to error out
with self.assertRaises(TypeError):
exiftool.ExifTool(common_args={})
# set to common_args=None == []
self.assertEqual(exiftool.ExifTool(common_args=None).common_args, [])
# ---------------------------------------------------------------------------------------------------------
def test_run_twice(self):
""" test that a UserWarning is thrown when run() is called twice """
self.assertFalse(self.et.running)
self.et.run()
with warnings.catch_warnings(record=True) as w:
self.assertTrue(self.et.running)
self.et.run()
self.assertEqual(len(w), 1)
self.assertTrue(issubclass(w[0].category, UserWarning))
# ---------------------------------------------------------------------------------------------------------
def test_execute_types(self):
""" test execute with different types """
self.assertFalse(self.et.running)
self.et.run()
# no error with str
self.et.execute("-ver")
# no error with bytes
self.et.execute(b"-ver")
# no error with str
self.et.execute(str(TEST_IMAGE_JPG))
# error with Path
with self.assertRaises(TypeError):
self.et.execute(Path(TEST_IMAGE_JPG))
# ---------------------------------------------------------------------------------------------------------
# ---------------------------------------------------------------------------------------------------------
if __name__ == '__main__':
unittest.main()
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