def makeJSONFile(self, content=None, load=True):
"""
Create a JSONFile.
"""
json_file = JSONFile(file=StringIO(content))
if load:
json_file.load()
return json_file
def test_load_file_empty(self):
"""
The parsed data will be available for read/write if it is valid.
"""
json_file = JSONFile(file=StringIO(''))
json_file.load()
self.assertEqual(0, len(json_file.data))
def test_load_file_good_format(self):
"""
The parsed data will be available for read/write if it is valid.
"""
string_value = manufacture.getUniqueString()
content = '{ "some-good": 1, "utf8": "%s"}' % (string_value)
json_file = JSONFile(file=StringIO(content))
json_file.load()
self.assertNotEqual({}, json_file.data)
self.assertContains(u'some-good', json_file.data)
self.assertEqual(1, json_file.data['some-good'])
self.assertEqual(string_value, json_file.data['utf8'])
def test_load_file_bad_format(self):
"""
An UtilsError is raised for a bad formated JSON file.
"""
content = '{ some-bad: "JSON"}'
json_file = JSONFile(file=StringIO(content))
with self.assertRaises(UtilsError) as context:
json_file.load()
self.assertExceptionID(u'1028', context.exception)
self.assertExceptionData(
{
u'path': None,
u'details': self.Contains(u'Expecting property'),
},
context.exception,
)
def test_load_file_io_error(self):
"""
An UtilsError is raised for any IO/OS Error.
"""
path = manufacture.makeFilename()
json_file = JSONFile(path=path)
with self.assertRaises(UtilsError) as context:
json_file.load()
self.assertExceptionID(u'1027', context.exception)
self.assertExceptionData(
{
u'path': path,
u'details': self.Contains(u'No such file'),
},
context.exception,
)
