Files
flask-s3/tests/test_flask_static.py
T
2013-03-10 16:17:31 +00:00

229 lines
8.6 KiB
Python

import unittest
import ntpath
from mock import Mock, patch, call
from flask import Flask, render_template_string, Blueprint
import flask_s3
from flask_s3 import FlaskS3
class FlaskStaticTest(unittest.TestCase):
def setUp(self):
self.app = Flask(__name__)
self.app.testing = True
@self.app.route('/<url_for_string>')
def a(url_for_string):
return render_template_string(url_for_string)
def test_jinja_url_for(self):
""" Tests that the jinja global gets assigned correctly. """
self.assertNotEqual(self.app.jinja_env.globals['url_for'],
flask_s3.url_for)
# then we initialise the extension
FlaskS3(self.app)
self.assertEquals(self.app.jinja_env.globals['url_for'],
flask_s3.url_for)
def test_config(self):
""" Tests configuration vars exist. """
FlaskS3(self.app)
defaults = ('S3_USE_HTTPS', 'USE_S3', 'USE_S3_DEBUG',
'S3_BUCKET_DOMAIN', 'S3_USE_CACHE_CONTROL')
for default in defaults:
self.assertIn(default, self.app.config)
class UrlTests(unittest.TestCase):
def setUp(self):
self.app = Flask(__name__)
self.app.testing = True
self.app.config['S3_BUCKET_NAME'] = 'foo'
self.app.config['S3_USE_HTTPS'] = True
self.app.config['S3_BUCKET_DOMAIN'] = 's3.amazonaws.com'
@self.app.route('/<url_for_string>')
def a(url_for_string):
return render_template_string(url_for_string)
@self.app.route('/')
def b():
return render_template_string("{{url_for('b')}}")
bp = Blueprint('admin', __name__, static_folder='admin-static')
@bp.route('/<url_for_string>')
def c():
return render_template_string("{{url_for('b')}}")
self.app.register_blueprint(bp)
def client_get(self, ufs):
FlaskS3(self.app)
client = self.app.test_client()
return client.get('/%s' % ufs)
def test_required_config(self):
"""
Tests that ValueError raised if bucket address not provided.
"""
raises = False
del self.app.config['S3_BUCKET_NAME']
try:
ufs = "{{url_for('static', filename='bah.js')}}"
self.client_get(ufs)
except ValueError:
raises = True
self.assertTrue(raises)
def test_url_for(self):
"""
Tests that correct url formed for static asset in self.app.
"""
# non static endpoint url_for in template
self.assertEquals(self.client_get('').data, '/')
# static endpoint url_for in template
ufs = "{{url_for('static', filename='bah.js')}}"
exp = 'https://foo.s3.amazonaws.com/static/bah.js'
self.assertEquals(self.client_get(ufs).data, exp)
def test_url_for_debug(self):
"""Tests Flask-S3 behaviour in debug mode."""
self.app.debug = True
# static endpoint url_for in template
ufs = "{{url_for('static', filename='bah.js')}}"
exp = '/static/bah.js'
self.assertEquals(self.client_get(ufs).data, exp)
self.app.config['USE_S3_DEBUG'] = True
exp = 'https://foo.s3.amazonaws.com/static/bah.js'
self.assertEquals(self.client_get(ufs).data, exp)
def test_url_for_blueprint(self):
"""
Tests that correct url formed for static asset in blueprint.
"""
# static endpoint url_for in template
ufs = "{{url_for('admin.static', filename='bah.js')}}"
exp = 'https://foo.s3.amazonaws.com/admin-static/bah.js'
self.assertEquals(self.client_get(ufs).data, exp)
class S3Tests(unittest.TestCase):
def setUp(self):
self.app = Flask(__name__)
self.app.testing = True
self.app.config['S3_BUCKET_NAME'] = 'foo'
self.app.config['S3_USE_CACHE_CONTROL'] = True
self.app.config['S3_CACHE_CONTROL'] = 'cache instruction'
def test__bp_static_url(self):
""" Tests test__bp_static_url """
bps = [Mock(static_url_path='/foo', url_prefix=None),
Mock(static_url_path=None, url_prefix='/pref'),
Mock(static_url_path='/b/bar', url_prefix='/pref'),
Mock(static_url_path=None, url_prefix=None)]
expected = [u'/foo', u'/pref', u'/pref/b/bar', u'']
self.assertEquals(expected, [flask_s3._bp_static_url(x) for x in bps])
@patch('os.walk')
@patch('os.path.isdir')
def test__gather_files(self, path_mock, os_mock):
""" Tests the _gather_files function """
self.app.static_folder = '/home'
self.app.static_url_path = '/static'
bp_a = Mock(static_folder='/home/bar', static_url_path='/a/bar',
url_prefix=None)
bp_b = Mock(static_folder='/home/zoo', static_url_path='/b/bar',
url_prefix=None)
bp_c = Mock(static_folder=None)
self.app.blueprints = { 'a': bp_a, 'b': bp_b, 'c': bp_c}
dirs = { '/home': [('/home', None, ['.a'])],
'/home/bar': [('/home/bar', None, ['b'])],
'/home/zoo': [('/home/zoo', None, ['c']),
('/home/zoo/foo', None, ['d', 'e'])] }
os_mock.side_effect=dirs.get
path_mock.return_value = True
expected = {('/home/bar', u'/a/bar'): ['/home/bar/b'],
('/home/zoo', u'/b/bar'): ['/home/zoo/c',
'/home/zoo/foo/d',
'/home/zoo/foo/e']}
actual = flask_s3._gather_files(self.app, False)
self.assertEqual(expected, actual)
expected[('/home', u'/static')] = ['/home/.a']
actual = flask_s3._gather_files(self.app, True)
self.assertEqual(expected, actual)
@patch('os.walk')
@patch('os.path.isdir')
def test__gather_files_no_blueprints_no_files(self, path_mock, os_mock):
"""
Tests that _gather_files works when there are no blueprints and
no files available in the static folder
"""
self.app.static_folder = '/foo'
dirs = {'/foo': [('/foo', None, [])]}
os_mock.side_effect=dirs.get
path_mock.return_value = True
actual = flask_s3._gather_files(self.app, False)
self.assertEqual({}, actual)
@patch('os.walk')
@patch('os.path.isdir')
def test__gather_files_bad_folder(self, path_mock, os_mock):
"""
Tests that _gather_files when static folder is not valid folder
"""
self.app.static_folder = '/bad'
dirs = {'/bad': []}
os_mock.side_effect=dirs.get
path_mock.return_value = False
actual = flask_s3._gather_files(self.app, False)
self.assertEqual({}, actual)
@patch('os.path.splitdrive', side_effect=ntpath.splitdrive)
@patch('os.path.join', side_effect=ntpath.join)
def test__path_to_relative_url_win(self, join_mock, split_mock):
""" Tests _path_to_relative_url on Windows system """
input_ = [r'C:\foo\bar\baz.css', r'C:\foo\bar.css',
r'\foo\bar.css']
expected = ['/foo/bar/baz.css', '/foo/bar.css', '/foo/bar.css']
for in_, exp in zip(input_, expected):
actual = flask_s3._path_to_relative_url(in_)
self.assertEquals(exp, actual)
@patch('flask_s3.Key')
def test__write_files(self, key_mock):
""" Tests _write_files """
static_url_loc = '/foo/static'
static_folder = '/home/z'
assets = ['/home/z/bar.css', '/home/z/foo.css']
exclude = ['/foo/static/foo.css', '/foo/static/foo/bar.css']
# we expect foo.css to be excluded and not uploaded
expected = [call(bucket=None, name=u'/foo/static/bar.css'),
call().set_metadata('Cache-Control', 'cache instruction'),
call().set_contents_from_filename('/home/z/bar.css')]
flask_s3._write_files(self.app, static_url_loc, static_folder, assets,
None, exclude)
self.assertLessEqual(expected, key_mock.mock_calls)
def test_static_folder_path(self):
""" Tests _static_folder_path """
inputs = [('/static', '/home/static', '/home/static/foo.css'),
('/foo/static', '/home/foo/s', '/home/foo/s/a/b.css'),
('/bar/', '/bar/', '/bar/s/a/b.css')]
expected = [u'/static/foo.css', u'/foo/static/a/b.css',
u'/bar/s/a/b.css']
for i, e in zip(inputs, expected):
self.assertEquals(e, flask_s3._static_folder_path(*i))
if __name__ == '__main__':
unittest.main()