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import sys
from twisted.internet import defer
from twisted.trial import unittest
import scrapy
from tests.utils.testproc import ProcessTest
class TestVersionCommand(ProcessTest, unittest.TestCase):
command = "version"
@defer.inlineCallbacks
def test_output(self):
encoding = sys.stdout.encoding or "utf-8"
_, out, _ = yield self.execute([])
assert out.strip().decode(encoding) == f"Scrapy {scrapy.__version__}"
@defer.inlineCallbacks
def test_verbose_output(self):
encoding = sys.stdout.encoding or "utf-8"
_, out, _ = yield self.execute(["-v"])
headers = [
line.partition(":")[0].strip()
for line in out.strip().decode(encoding).splitlines()
]
assert headers == [
"Scrapy",
"lxml",
"libxml2",
"cssselect",
"parsel",
"w3lib",
"Twisted",
"Python",
"pyOpenSSL",
"cryptography",
"Platform",
]
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