django-rest-framework/rest_framework/tests/parsers.py
Michael Elovskikh e36e4f48ad Codebase improvements on FileUploadParser
* Added docstrings.
* Added `FileUploadParser.get_filename` to make it easier to override.
* Added url kwargs filename detection step.
* Updated tests corresponding to these changes.
2013-05-04 14:58:21 +06:00

116 lines
3.7 KiB
Python

from __future__ import unicode_literals
from rest_framework.compat import StringIO
from django import forms
from django.core.files.uploadhandler import MemoryFileUploadHandler
from django.test import TestCase
from django.utils import unittest
from rest_framework.compat import etree
from rest_framework.parsers import FormParser, FileUploadParser
from rest_framework.parsers import XMLParser
import datetime
class Form(forms.Form):
field1 = forms.CharField(max_length=3)
field2 = forms.CharField()
class TestFormParser(TestCase):
def setUp(self):
self.string = "field1=abc&field2=defghijk"
def test_parse(self):
""" Make sure the `QueryDict` works OK """
parser = FormParser()
stream = StringIO(self.string)
data = parser.parse(stream)
self.assertEqual(Form(data).is_valid(), True)
class TestXMLParser(TestCase):
def setUp(self):
self._input = StringIO(
'<?xml version="1.0" encoding="utf-8"?>'
'<root>'
'<field_a>121.0</field_a>'
'<field_b>dasd</field_b>'
'<field_c></field_c>'
'<field_d>2011-12-25 12:45:00</field_d>'
'</root>'
)
self._data = {
'field_a': 121,
'field_b': 'dasd',
'field_c': None,
'field_d': datetime.datetime(2011, 12, 25, 12, 45, 00)
}
self._complex_data_input = StringIO(
'<?xml version="1.0" encoding="utf-8"?>'
'<root>'
'<creation_date>2011-12-25 12:45:00</creation_date>'
'<sub_data_list>'
'<list-item><sub_id>1</sub_id><sub_name>first</sub_name></list-item>'
'<list-item><sub_id>2</sub_id><sub_name>second</sub_name></list-item>'
'</sub_data_list>'
'<name>name</name>'
'</root>'
)
self._complex_data = {
"creation_date": datetime.datetime(2011, 12, 25, 12, 45, 00),
"name": "name",
"sub_data_list": [
{
"sub_id": 1,
"sub_name": "first"
},
{
"sub_id": 2,
"sub_name": "second"
}
]
}
@unittest.skipUnless(etree, 'defusedxml not installed')
def test_parse(self):
parser = XMLParser()
data = parser.parse(self._input)
self.assertEqual(data, self._data)
@unittest.skipUnless(etree, 'defusedxml not installed')
def test_complex_data_parse(self):
parser = XMLParser()
data = parser.parse(self._complex_data_input)
self.assertEqual(data, self._complex_data)
class TestFileUploadParser(TestCase):
def setUp(self):
class MockRequest(object):
pass
from io import BytesIO
self.stream = BytesIO(
"Test text file".encode('utf-8')
)
request = MockRequest()
request.upload_handlers = (MemoryFileUploadHandler(),)
request.META = {
'HTTP_CONTENT_DISPOSITION': 'Content-Disposition: inline; filename=file.txt'.encode('utf-8'),
'HTTP_CONTENT_LENGTH': 14,
}
self.parser_context = {'request': request, 'kwargs': {}}
def test_parse(self):
""" Make sure the `QueryDict` works OK """
parser = FileUploadParser()
self.stream.seek(0)
data_and_files = parser.parse(self.stream, None, self.parser_context)
file_obj = data_and_files.files['file']
self.assertEqual(file_obj._size, 14)
def test_get_filename(self):
parser = FileUploadParser()
filename = parser.get_filename(self.stream, None, self.parser_context)
self.assertEqual(filename, 'file.txt'.encode('utf-8'))