def test_non_seekable(self):
url = "https://github.com/kennethreitz/requests/archive/v2.8.1.zip"
f = SeekableHTTPFile(url, debug=True)
self.assertEqual(f.name, "requests-2.8.1.zip")
self.assertFalse(f.seekable())
with self.assertRaises(OSError):
f.seek(5)
def test_non_seekable(self):
url = "https://github.com/kennethreitz/requests/archive/v2.8.1.zip"
f = SeekableHTTPFile(url, debug=True)
self.assertEqual(f.name, "requests-2.8.1.zip")
self.assertFalse(f.seekable())
with self.assertRaises(OSError):
f.seek(5)
def test_text_file(self):
url = "https://docs.python.org/3/library/io.html#module-io"
name = "text.htm"
f = SeekableHTTPFile(url, name, debug=True)
f.seek(-200, io.SEEK_END)
pos = f.tell()
self.assertEqual(pos, f.content_length - 200)
text = f.read(50)
self.assertIsInstance(text, bytes)
self.assertEqual(len(text), 50)
self.assertEqual(name, f.name)
def test_zip(self):
url = "https://www.python.org/ftp/python/3.5.0/python-3.5.0-embed-amd64.zip"
f = SeekableHTTPFile(url, debug=True)
zf = ZipFile(f)
zf.printdir()
filelist = set(zf.namelist())
self.assertIn("python.exe", filelist)
pyenv = zf.read("pyvenv.cfg")
self.assertEqual(pyenv.rstrip(), b"applocal = true")
def test_scihub_product(self):
if not scihub_credentials:
self.skipTest(
"SciHub username and password must be provided for testing")
return
# One of the smallest files on SciHub
url = "https://scihub.copernicus.eu/dhus/odata/v1/Products('8dfa1139-6643-4e74-b16f-5226d438d7ed')/$value"
f = SeekableHTTPFile(url, repeat_time=1, debug=True)
zf = ZipFile(f)
namelist = zf.namelist()
print(namelist)
target = next(filter(lambda x: x.endswith("manifest.safe"), namelist))
manifest = zf.read(target)
self.assertTrue(
manifest.startswith(b'<?xml version="1.0" encoding="UTF-8"?>'))
self.assertTrue(len(manifest) > 100)
def test_text_file(self):
url = "https://docs.python.org/3/library/io.html#module-io"
name = "text.htm"
f = SeekableHTTPFile(url, name, debug=True)
f.seek(-200, io.SEEK_END)
pos = f.tell()
self.assertEqual(pos, f.content_length - 200)
text = f.read(50)
self.assertIsInstance(text, bytes)
self.assertEqual(len(text), 50)
self.assertEqual(name, f.name)