def test_url_to_filename_with_etags(self):
for url in ['http://allenai.org', 'http://allennlp.org',
'https://www.google.com', 'http://pytorch.org']:
filename = url_to_filename(url, etag="mytag")
assert "http" not in filename
pathlib.Path(os.path.join(self.TEST_DIR, filename)).touch()
json.dump({'url': url, 'etag': 'mytag'},
open(os.path.join(self.TEST_DIR, filename + '.json'), 'w'))
back_to_url, etag = filename_to_url(filename, cache_dir=self.TEST_DIR)
assert back_to_url == url
assert etag == "mytag"
baseurl = 'http://allenai.org/'
assert url_to_filename(baseurl + '1') != url_to_filename(baseurl, etag='1')
def test_url_to_filename_with_etags(self):
for url in ['http://allenai.org', 'http://allennlp.org',
'https://www.google.com', 'http://pytorch.org']:
filename = url_to_filename(url, etag="mytag")
assert "http" not in filename
pathlib.Path(os.path.join(self.TEST_DIR, filename)).touch()
json.dump({'url': url, 'etag': 'mytag'},
open(os.path.join(self.TEST_DIR, filename + '.json'), 'w'))
back_to_url, etag = filename_to_url(filename, cache_dir=self.TEST_DIR)
assert back_to_url == url
assert etag == "mytag"
baseurl = 'http://allenai.org/'
assert url_to_filename(baseurl + '1') != url_to_filename(baseurl, etag='1')
def test_cached_path(self):
url = 'http://fake.datastore.com/glove.txt.gz'
set_up_glove(url, self.glove_bytes)
# non-existent file
with pytest.raises(FileNotFoundError):
filename = cached_path(self.FIXTURES_ROOT / "does_not_exist" /
"fake_file.tar.gz")
# unparsable URI
with pytest.raises(ValueError):
filename = cached_path("fakescheme://path/to/fake/file.tar.gz")
# existing file as path
assert cached_path(self.glove_file) == str(self.glove_file)
# caches urls
filename = cached_path(url, cache_dir=self.TEST_DIR)
assert len(responses.calls) == 2
assert filename == os.path.join(self.TEST_DIR,
url_to_filename(url, etag="0"))
with open(filename, 'rb') as cached_file:
assert cached_file.read() == self.glove_bytes
def test_cached_path(self):
url = "http://fake.datastore.com/glove.txt.gz"
set_up_glove(url, self.glove_bytes)
# non-existent file
with pytest.raises(FileNotFoundError):
filename = cached_path(self.FIXTURES_ROOT / "does_not_exist" / "fake_file.tar.gz")
# unparsable URI
with pytest.raises(ValueError):
filename = cached_path("fakescheme://path/to/fake/file.tar.gz")
# existing file as path
assert cached_path(self.glove_file) == str(self.glove_file)
# caches urls
filename = cached_path(url, cache_dir=self.TEST_DIR)
assert len(responses.calls) == 2
assert filename == os.path.join(self.TEST_DIR, url_to_filename(url, etag="0"))
with open(filename, "rb") as cached_file:
assert cached_file.read() == self.glove_bytes
# archives
filename = cached_path(
self.FIXTURES_ROOT / "common" / "quote.tar.gz!quote.txt", extract_archive=True
)
with open(filename, "r") as f:
assert f.read().startswith("I mean, ")
def test_url_to_filename(self):
for url in [
"http://allenai.org",
"http://allennlp.org",
"https://www.google.com",
"http://pytorch.org",
"https://allennlp.s3.amazonaws.com" + "/long" * 20 + "/url",
]:
filename = url_to_filename(url)
assert "http" not in filename
with pytest.raises(FileNotFoundError):
filename_to_url(filename, cache_dir=self.TEST_DIR)
pathlib.Path(os.path.join(self.TEST_DIR, filename)).touch()
with pytest.raises(FileNotFoundError):
filename_to_url(filename, cache_dir=self.TEST_DIR)
json.dump(
{
"url": url,
"etag": None
},
open(os.path.join(self.TEST_DIR, filename + ".json"), "w"),
)
back_to_url, etag = filename_to_url(filename,
cache_dir=self.TEST_DIR)
assert back_to_url == url
assert etag is None
def test_get_from_cache(self):
url = 'http://fake.datastore.com/glove.txt.gz'
set_up_glove(url, self.glove_bytes, change_etag_every=2)
filename = get_from_cache(url, cache_dir=self.TEST_DIR)
assert filename == os.path.join(self.TEST_DIR,
url_to_filename(url, etag="0"))
# We should have made one HEAD request and one GET request.
method_counts = Counter(call.request.method
for call in responses.calls)
assert len(method_counts) == 2
assert method_counts['HEAD'] == 1
assert method_counts['GET'] == 1
# And the cached file should have the correct contents
with open(filename, 'rb') as cached_file:
assert cached_file.read() == self.glove_bytes
# A second call to `get_from_cache` should make another HEAD call
# but not another GET call.
filename2 = get_from_cache(url, cache_dir=self.TEST_DIR)
assert filename2 == filename
method_counts = Counter(call.request.method
for call in responses.calls)
assert len(method_counts) == 2
assert method_counts['HEAD'] == 2
assert method_counts['GET'] == 1
with open(filename2, 'rb') as cached_file:
assert cached_file.read() == self.glove_bytes
# A third call should have a different ETag and should force a new download,
# which means another HEAD call and another GET call.
filename3 = get_from_cache(url, cache_dir=self.TEST_DIR)
assert filename3 == os.path.join(self.TEST_DIR,
url_to_filename(url, etag="1"))
method_counts = Counter(call.request.method
for call in responses.calls)
assert len(method_counts) == 2
assert method_counts['HEAD'] == 3
assert method_counts['GET'] == 2
with open(filename3, 'rb') as cached_file:
assert cached_file.read() == self.glove_bytes
def test_cached_path_offline(self, monkeypatch):
# Ensures `cached_path` just returns the path to the latest cached version
# of the resource when there's no internet connection.
# First we mock the `_http_etag` method so that it raises a `ConnectionError`,
# like it would if there was no internet connection.
def mocked_http_etag(url: str):
raise ConnectionError
monkeypatch.setattr(file_utils, "_http_etag", mocked_http_etag)
url = "https://github.com/allenai/allennlp/blob/master/some-fake-resource"
# We'll create two cached versions of this fake resource using two different etags.
etags = [
'W/"3e5885bfcbf4c47bc4ee9e2f6e5ea916"',
'W/"3e5885bfcbf4c47bc4ee9e2f6e5ea918"'
]
filenames = [
os.path.join(self.TEST_DIR, url_to_filename(url, etag))
for etag in etags
]
for filename, etag in zip(filenames, etags):
meta_filename = filename + ".json"
with open(filename, "w") as f:
f.write("some random data")
with open(meta_filename, "w") as meta_f:
json.dump({"url": url, "etag": etag}, meta_f)
# os.path.getmtime is only accurate to the second.
time.sleep(1.1)
# The version corresponding to the last etag should be returned, since
# that one has the latest "last modified" time.
assert get_from_cache(url, cache_dir=self.TEST_DIR) == filenames[-1]
# We also want to make sure this works when the latest cached version doesn't
# have a corresponding etag.
filename = os.path.join(self.TEST_DIR, url_to_filename(url))
meta_filename = filename + ".json"
with open(filename, "w") as f:
f.write("some random data")
with open(meta_filename, "w") as meta_f:
json.dump({"url": url, "etag": etag}, meta_f)
assert get_from_cache(url, cache_dir=self.TEST_DIR) == filename
def test_url_to_filename_with_etags_eliminates_quotes(self):
for url in ['http://allenai.org', 'http://allennlp.org',
'https://www.google.com', 'http://pytorch.org']:
filename = url_to_filename(url, etag='"mytag"')
assert "http" not in filename
pathlib.Path(os.path.join(self.TEST_DIR, filename)).touch()
back_to_url, etag = filename_to_url(filename)
assert back_to_url == url
assert etag == "mytag"
def test_url_to_filename(self):
for url in ['http://allenai.org', 'http://allennlp.org',
'https://www.google.com', 'http://pytorch.org']:
filename = url_to_filename(url)
assert "http" not in filename
pathlib.Path(os.path.join(self.TEST_DIR, filename)).touch()
back_to_url, etag = filename_to_url(filename)
assert back_to_url == url
assert etag is None
def test_url_to_filename_with_etags(self):
for url in [
"http://allenai.org",
"http://allennlp.org",
"https://www.google.com",
"http://pytorch.org",
]:
filename = url_to_filename(url, etag="mytag")
assert "http" not in filename
pathlib.Path(os.path.join(self.TEST_DIR, filename)).touch()
json.dump(
{"url": url, "etag": "mytag"},
open(os.path.join(self.TEST_DIR, filename + ".json"), "w"),
)
back_to_url, etag = filename_to_url(filename, cache_dir=self.TEST_DIR)
assert back_to_url == url
assert etag == "mytag"
baseurl = "http://allenai.org/"
assert url_to_filename(baseurl + "1") != url_to_filename(baseurl, etag="1")
def test_get_from_cache(self):
url = 'http://fake.datastore.com/glove.txt.gz'
set_up_glove(url, self.glove_bytes, change_etag_every=2)
filename = get_from_cache(url, cache_dir=self.TEST_DIR)
assert filename == os.path.join(self.TEST_DIR, url_to_filename(url, etag="0"))
# We should have made one HEAD request and one GET request.
method_counts = Counter(call.request.method for call in responses.calls)
assert len(method_counts) == 2
assert method_counts['HEAD'] == 1
assert method_counts['GET'] == 1
# And the cached file should have the correct contents
with open(filename, 'rb') as cached_file:
assert cached_file.read() == self.glove_bytes
# A second call to `get_from_cache` should make another HEAD call
# but not another GET call.
filename2 = get_from_cache(url, cache_dir=self.TEST_DIR)
assert filename2 == filename
method_counts = Counter(call.request.method for call in responses.calls)
assert len(method_counts) == 2
assert method_counts['HEAD'] == 2
assert method_counts['GET'] == 1
with open(filename2, 'rb') as cached_file:
assert cached_file.read() == self.glove_bytes
# A third call should have a different ETag and should force a new download,
# which means another HEAD call and another GET call.
filename3 = get_from_cache(url, cache_dir=self.TEST_DIR)
assert filename3 == os.path.join(self.TEST_DIR, url_to_filename(url, etag="1"))
method_counts = Counter(call.request.method for call in responses.calls)
assert len(method_counts) == 2
assert method_counts['HEAD'] == 3
assert method_counts['GET'] == 2
with open(filename3, 'rb') as cached_file:
assert cached_file.read() == self.glove_bytes
def test_url_to_filename_with_etags_eliminates_quotes(self):
for url in [u'http://allenai.org', u'http://allennlp.org',
u'https://www.google.com', u'http://pytorch.org']:
filename = url_to_filename(url, etag=u'"mytag"')
assert u"http" not in filename
pathlib.Path(os.path.join(self.TEST_DIR, filename)).touch()
json.dump({u'url': url, u'etag': u'mytag'},
open(os.path.join(self.TEST_DIR, filename + u'.json'), u'w'))
back_to_url, etag = filename_to_url(filename, cache_dir=self.TEST_DIR)
assert back_to_url == url
assert etag == u"mytag"
def test_url_to_filename(self):
for url in [
'http://allenai.org', 'http://allennlp.org',
'https://www.google.com', 'http://pytorch.org'
]:
filename = url_to_filename(url)
assert "http" not in filename
pathlib.Path(os.path.join(self.TEST_DIR, filename)).touch()
back_to_url, etag = filename_to_url(filename)
assert back_to_url == url
assert etag is None
def test_url_to_filename_with_etags_eliminates_quotes(self):
for url in [
'http://allenai.org', 'http://allennlp.org',
'https://www.google.com', 'http://pytorch.org'
]:
filename = url_to_filename(url, etag='"mytag"')
assert "http" not in filename
pathlib.Path(os.path.join(self.TEST_DIR, filename)).touch()
back_to_url, etag = filename_to_url(filename)
assert back_to_url == url
assert etag == "mytag"
def test_url_to_filename(self):
for url in ['http://allenai.org', 'http://allennlp.org',
'https://www.google.com', 'http://pytorch.org',
'https://s3-us-west-2.amazonaws.com/allennlp' + '/long' * 20 + '/url']:
filename = url_to_filename(url)
assert "http" not in filename
with pytest.raises(FileNotFoundError):
filename_to_url(filename, cache_dir=self.TEST_DIR)
pathlib.Path(os.path.join(self.TEST_DIR, filename)).touch()
with pytest.raises(FileNotFoundError):
filename_to_url(filename, cache_dir=self.TEST_DIR)
json.dump({'url': url, 'etag': None},
open(os.path.join(self.TEST_DIR, filename + '.json'), 'w'))
back_to_url, etag = filename_to_url(filename, cache_dir=self.TEST_DIR)
assert back_to_url == url
assert etag is None
def test_url_to_filename(self):
for url in ['http://allenai.org', 'http://allennlp.org',
'https://www.google.com', 'http://pytorch.org',
'https://s3-us-west-2.amazonaws.com/allennlp' + '/long' * 20 + '/url']:
filename = url_to_filename(url)
assert "http" not in filename
with pytest.raises(FileNotFoundError):
filename_to_url(filename, cache_dir=self.TEST_DIR)
pathlib.Path(os.path.join(self.TEST_DIR, filename)).touch()
with pytest.raises(FileNotFoundError):
filename_to_url(filename, cache_dir=self.TEST_DIR)
json.dump({'url': url, 'etag': None},
open(os.path.join(self.TEST_DIR, filename + '.json'), 'w'))
back_to_url, etag = filename_to_url(filename, cache_dir=self.TEST_DIR)
assert back_to_url == url
assert etag is None
def test_cached_path(self):
url = 'http://fake.datastore.com/glove.txt.gz'
set_up_glove(url, self.glove_bytes)
# non-existent file
with pytest.raises(FileNotFoundError):
filename = cached_path("tests/fixtures/does_not_exist/fake_file.tar.gz")
# unparsable URI
with pytest.raises(ValueError):
filename = cached_path("fakescheme://path/to/fake/file.tar.gz")
# existing file as path
assert cached_path(self.glove_file) == self.glove_file
# caches urls
filename = cached_path(url, cache_dir=self.TEST_DIR)
assert len(responses.calls) == 2
assert filename == os.path.join(self.TEST_DIR, url_to_filename(url, etag="0"))
with open(filename, 'rb') as cached_file:
assert cached_file.read() == self.glove_bytes