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httpie-cli/tests/test_downloads.py
Jakub Roztocil a6ebc44a48 Run tests against both HTTP and HTTPS
Some of the tests now use the `httpbin_both` fixture from pytest-httpbin.
Also, made httpbin's CA trusted by default and added `httpbin_secure_untrusted`
fixture  to allow overriding that for particular tests.
2016-03-06 17:42:35 +08:00

140 lines
4.9 KiB
Python

import os
import time
import pytest
from requests.structures import CaseInsensitiveDict
from httpie.compat import urlopen
from httpie.downloads import (
parse_content_range, filename_from_content_disposition, filename_from_url,
get_unique_filename, ContentRangeError, Downloader,
)
from utils import http, TestEnvironment
class Response(object):
# noinspection PyDefaultArgument
def __init__(self, url, headers={}, status_code=200):
self.url = url
self.headers = CaseInsensitiveDict(headers)
self.status_code = status_code
class TestDownloadUtils:
def test_Content_Range_parsing(self):
parse = parse_content_range
assert parse('bytes 100-199/200', 100) == 200
assert parse('bytes 100-199/*', 100) == 200
# missing
pytest.raises(ContentRangeError, parse, None, 100)
# syntax error
pytest.raises(ContentRangeError, parse, 'beers 100-199/*', 100)
# unexpected range
pytest.raises(ContentRangeError, parse, 'bytes 100-199/*', 99)
# invalid instance-length
pytest.raises(ContentRangeError, parse, 'bytes 100-199/199', 100)
# invalid byte-range-resp-spec
pytest.raises(ContentRangeError, parse, 'bytes 100-99/199', 100)
# invalid byte-range-resp-spec
pytest.raises(ContentRangeError, parse, 'bytes 100-100/*', 100)
@pytest.mark.parametrize('header, expected_filename', [
('attachment; filename=hello-WORLD_123.txt', 'hello-WORLD_123.txt'),
('attachment; filename=".hello-WORLD_123.txt"', 'hello-WORLD_123.txt'),
('attachment; filename="white space.txt"', 'white space.txt'),
(r'attachment; filename="\"quotes\".txt"', '"quotes".txt'),
('attachment; filename=/etc/hosts', 'hosts'),
('attachment; filename=', None)
])
def test_Content_Disposition_parsing(self, header, expected_filename):
assert filename_from_content_disposition(header) == expected_filename
def test_filename_from_url(self):
assert 'foo.txt' == filename_from_url(
url='http://example.org/foo',
content_type='text/plain'
)
assert 'foo.html' == filename_from_url(
url='http://example.org/foo',
content_type='text/html; charset=utf8'
)
assert 'foo' == filename_from_url(
url='http://example.org/foo',
content_type=None
)
assert 'foo' == filename_from_url(
url='http://example.org/foo',
content_type='x-foo/bar'
)
def test_unique_filename(self):
def attempts(unique_on_attempt=0):
# noinspection PyUnresolvedReferences,PyUnusedLocal
def exists(filename):
if exists.attempt == unique_on_attempt:
return False
exists.attempt += 1
return True
exists.attempt = 0
return exists
assert 'foo.bar' == get_unique_filename('foo.bar', attempts(0))
assert 'foo.bar-1' == get_unique_filename('foo.bar', attempts(1))
assert 'foo.bar-10' == get_unique_filename('foo.bar', attempts(10))
class TestDownloads:
# TODO: more tests
def test_actual_download(self, httpbin_both, httpbin):
robots_txt = '/robots.txt'
body = urlopen(httpbin + robots_txt).read().decode()
env = TestEnvironment(stdin_isatty=True, stdout_isatty=False)
r = http('--download', httpbin_both.url + robots_txt, env=env)
assert 'Downloading' in r.stderr
assert '[K' in r.stderr
assert 'Done' in r.stderr
assert body == r
def test_download_with_Content_Length(self, httpbin_both):
devnull = open(os.devnull, 'w')
downloader = Downloader(output_file=devnull, progress_file=devnull)
downloader.start(Response(
url=httpbin_both.url + '/',
headers={'Content-Length': 10}
))
time.sleep(1.1)
downloader.chunk_downloaded(b'12345')
time.sleep(1.1)
downloader.chunk_downloaded(b'12345')
downloader.finish()
assert not downloader.interrupted
def test_download_no_Content_Length(self, httpbin_both):
devnull = open(os.devnull, 'w')
downloader = Downloader(output_file=devnull, progress_file=devnull)
downloader.start(Response(url=httpbin_both.url + '/'))
time.sleep(1.1)
downloader.chunk_downloaded(b'12345')
downloader.finish()
assert not downloader.interrupted
def test_download_interrupted(self, httpbin_both):
devnull = open(os.devnull, 'w')
downloader = Downloader(output_file=devnull, progress_file=devnull)
downloader.start(Response(
url=httpbin_both.url + '/',
headers={'Content-Length': 5}
))
downloader.chunk_downloaded(b'1234')
downloader.finish()
assert downloader.interrupted