import http.client import io import json import os import random import string import urllib.parse import pytest import oxrlib.errors import oxrlib.loaders from . import any_date APPID_CHARS = string.ascii_letters + string.digits RANDOM_APPID = ''.join(random.choice(APPID_CHARS) for _ in range(32)) API_ROOT = 'http://[100::]/oxrlibtest/' API_ROOT_PATH = urllib.parse.urlsplit(API_ROOT).path class FakeResponse: debuglevel = 0 version = 11 def __init__(self, status_code, reason=None, body=None, headers=None, encoding='utf-16'): if reason is None: reason = http.client.responses[status_code] if body is None: body = json.dumps(reason) if headers is None: headers = { 'Content-Type': 'application/json; charset={}'.format(encoding), 'Content-Length': str(len(body)), } self.status = status_code self.reason = reason read_fd, write_fd = os.pipe() with open(write_fd, 'w', encoding=encoding) as body_file: print('\ufeff', body, sep='', file=body_file) self.fp = open(read_fd, 'rb') self.headers = headers def __getattr__(self, name): return getattr(self.fp, name) def getheader(self, name, default=None): return self.headers.get(name, default) def getheaders(self): return list(self.headers.itervalues()) class FakeOpener: def __init__(self, response): self.response = response self.call_list = [] def __call__(self, url, **kwargs): self.call_list.append((url, kwargs)) return self.response def call_count(self): return len(self.call_list) def last_called_url(self): return self.call_list[-1][0] @pytest.fixture def api_client(): return oxrlib.loaders.OXRAPIRequest(RANDOM_APPID, API_ROOT) @pytest.mark.parametrize('base', ['USD', 'JPY']) def test_success(api_client, any_date, base): body = "Good Test" opener = FakeOpener(FakeResponse(200, body)) api_client.open_url = opener response = api_client.historical(any_date, base) assert opener.call_count() == 1 urlparts = urllib.parse.urlsplit(opener.last_called_url()) assert urlparts.path == '{}historical/{}.json'.format(API_ROOT_PATH, any_date.isoformat()) params = urllib.parse.parse_qs(urlparts.query) assert params['base'] == [base] assert response.read() == (json.dumps(body) + "\n") @pytest.mark.parametrize('status_code,expect_exctype', [ (400, oxrlib.errors.LoaderBadRequestError), (403, oxrlib.errors.LoaderBadRequestError), (404, oxrlib.errors.LoaderNoDataError), (410, oxrlib.errors.LoaderNoDataError), (500, oxrlib.errors.LoaderSourceError), ]) def test_failure(api_client, any_date, status_code, expect_exctype): opener = FakeOpener(FakeResponse(status_code)) api_client.open_url = opener try: response = api_client.historical(any_date, 'USD') except expect_exctype: pass else: assert False, "got response: " + response.read()