def test_should_keep_permissisions_of_source_file(self):
original_mode = os.stat(self.source).st_mode
try:
os.chmod(self.source, original_mode|stat.S_IXUSR)
imagemagick.resize(self.source, self.target, 320, 200)
self.assertEquals(os.stat(self.source).st_mode, os.stat(self.target).st_mode)
finally:
os.chmod(self.source, original_mode)
def test_should_keep_permissisions_of_source_file(self):
original_mode = os.stat(self.source).st_mode
try:
os.chmod(self.source, original_mode | stat.S_IXUSR)
imagemagick.resize(self.source, self.target, 320, 200)
self.assertEquals(
os.stat(self.source).st_mode,
os.stat(self.target).st_mode)
finally:
os.chmod(self.source, original_mode)
def test_should_work_on_temporary_file(self):
temp_file = self.tmp_dir + "/tempfile.png"
@contextmanager
def mock_temp_file(target):
yield temp_file
open(target, 'a').close() # create dummy target
imagemagick.temp_file = mock_temp_file
imagemagick.resize(self.source, self.target, 320, 200)
self.assertTrue(os.path.isfile(temp_file))
def test_should_work_on_temporary_file(self):
temp_file = self.tmp_dir + "/tempfile.png"
@contextmanager
def mock_temp_file(target):
yield temp_file
open(target, 'a').close() # create dummy target
imagemagick.temp_file = mock_temp_file
imagemagick.resize(self.source, self.target, 320, 200)
self.assertTrue(os.path.isfile(temp_file))
def test_should_match_both_upper_and_lower_cases_when_no_extension_is_provided(self):
source = settings.TEST_MEDIA_ROOT + "/Case"
target = self.tmp_dir + "/Case.PNG"
imagemagick.resize(source, target, 320, 200)
self.assertTrue(os.path.isfile(target))
def test_should_be_case_sensitive(self):
source = settings.TEST_MEDIA_ROOT + "/Case.PNG"
target = self.tmp_dir + "/Case.PNG"
imagemagick.resize(source, target, 320, 200)
self.assertTrue(os.path.isfile(target))
def test_should_raise_exception_if_source_file_is_missing(self):
imagemagick.resize("missing_file.png", self.target, 320, 200)
def test_should_not_resize_file_if_target_already_exists(self):
imagemagick.resize(self.source, self.target, 320, 200)
time = os.path.getmtime(self.target)
imagemagick.resize(self.source, self.target, 320, 200)
self.assertEquals(time, os.path.getmtime(self.target))
def test_should_create_target_path_if_not_exists(self):
target = self.tmp_dir + "/newdir/target.png"
imagemagick.resize(self.source, target, 320, 200)
self.assertTrue(os.path.isfile(target))
def test_should_create_a_new_resized_image_on_disk(self):
imagemagick.resize(self.source, self.target, 320, 200)
self.assertTrue(os.path.isfile(self.target))
def test_should_be_case_sensitive(self):
source = settings.TEST_MEDIA_ROOT + "/Case.PNG"
target = self.tmp_dir + "/Case.PNG"
imagemagick.resize(source, target, 320, 200)
self.assertTrue(os.path.isfile(target))
def test_should_raise_exception_if_source_file_is_missing(self):
imagemagick.resize("missing_file.png", self.target, 320, 200)
def test_should_not_resize_file_if_target_already_exists(self):
imagemagick.resize(self.source, self.target, 320, 200)
time = os.path.getmtime(self.target)
imagemagick.resize(self.source, self.target, 320, 200)
self.assertEquals(time, os.path.getmtime(self.target))
def test_should_create_target_path_if_not_exists(self):
target = self.tmp_dir + "/newdir/target.png"
imagemagick.resize(self.source, target, 320, 200)
self.assertTrue(os.path.isfile(target))
def test_should_create_a_new_resized_image_on_disk(self):
imagemagick.resize(self.source, self.target, 320, 200)
self.assertTrue(os.path.isfile(self.target))
def test_should_match_both_upper_and_lower_cases_when_no_extension_is_provided(
self):
source = settings.TEST_MEDIA_ROOT + "/Case"
target = self.tmp_dir + "/Case.PNG"
imagemagick.resize(source, target, 320, 200)
self.assertTrue(os.path.isfile(target))