def test_with_allowed_sources(self):
     config = Config()
     config.ALLOWED_SOURCES = [
         's.glbimg.com',
         re.compile(r'https://www\.google\.com/img/.*')
     ]
     ctx = Context(None, config, None)
     expect(
         loader.validate(
             ctx,
             'http://www.google.com/logo.jpg'
         )
     ).to_be_false()
     expect(
         loader.validate(
             ctx,
             'http://s2.glbimg.com/logo.jpg'
         )
     ).to_be_false()
     expect(
         loader.validate(
             ctx,
             '/glob=:sfoir%20%20%3Co-pmb%20%20%20%20_%20%20%20%200%20%20g.-%3E%3Ca%20hplass='
         )
     ).to_be_false()
     expect(
         loader.validate(
             ctx,
             'https://www.google.com/img/logo.jpg'
         )
     ).to_be_true()
     expect(
         loader.validate(ctx, 'http://s.glbimg.com/logo.jpg')).to_be_true()

 def test_with_allowed_sources(self):
     config = Config()
     config.ALLOWED_SOURCES = ["s.glbimg.com"]
     ctx = Context(None, config, None)
     expect(loader.validate(ctx, "http://www.google.com/logo.jpg")).to_be_false()
     expect(loader.validate(ctx, "http://s2.glbimg.com/logo.jpg")).to_be_false()
     expect(
         loader.validate(ctx, "/glob=:sfoir%20%20%3Co-pmb%20%20%20%20_%20%20%20%200%20%20g.-%3E%3Ca%20hplass=")
     ).to_be_false()
     expect(loader.validate(ctx, "http://s.glbimg.com/logo.jpg")).to_be_true()

def validate(context, url):
    return http_loader.validate(context, url, normalize_url_func=_normalize_url)

 def test_without_allowed_sources(self):
     config = Config()
     config.ALLOWED_SOURCES = []
     ctx = Context(None, config, None)
     is_valid = loader.validate(ctx, 'http://www.google.com/logo.jpg')
     expect(is_valid).to_be_true()

 def topic(self):
     config = Config()
     config.ALLOWED_SOURCES = ['s.glbimg.com']
     ctx = Context(None, config, None)
     is_valid = loader.validate(ctx, 'http://s.glbimg.com/logo.jpg')
     return is_valid

def validate(context, url):
    if url.startswith('http://'):
        return False

    return http_loader.validate(context, url, normalize_url_func=_normalize_url)

def _validate(context, url, normalize_url_func):
    if _use_http_loader(context, url):
        return http_loader.validate(context, url, normalize_url_func=http_loader._normalize_url)

    bucket, key = _get_bucket_and_key(context, url)
    return _validate_bucket(context, bucket)

 def topic(self):
     old_sources = options.ALLOWED_SOURCES
     options.ALLOWED_SOURCES = []
     is_valid = loader.validate('http://www.google.com/logo.jpg')
     options.ALLOWED_SOURCES = old_sources
     return is_valid

 def topic(self):
     return loader.validate("http://www.google.com/logo.jpg")