62 lines
1.9 KiB
Python
62 lines
1.9 KiB
Python
# -*- coding: iso-8859-1 -*-
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# Copyright (C) 2004-2005 Tristan Seligmann and Jonathan Jacobs
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# Copyright (C) 2012 Bastian Kleineidam
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import tempfile
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import shutil
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from itertools import islice
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from unittest import TestCase
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from dosagelib import scraper
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class _ComicTester(TestCase):
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"""Basic comic test class."""
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scraperclass=None
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def setUp(self):
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self.name = self.scraperclass.get_name()
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self.url = self.scraperclass.starter()
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def test_comic(self):
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# Test a scraper. It must be able to traverse backward for
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# at least 5 pages from the start, and find strip images
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# on at least 4 pages.
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scraperobj = self.scraperclass()
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num = empty = 0
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for strip in islice(scraperobj.getAllStrips(), 0, 5):
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images = 0
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for image in strip.getImages():
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images += 1
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self.save(image)
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if not images:
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empty += 1
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num += 1
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self.check(num >= 4, 'traversal failed after %d strips.' % num)
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self.check(empty <= 1, 'failed to find images on %d pages.' % empty)
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def save(self, image):
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# create a temporary directory
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tmpdir = tempfile.mkdtemp()
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try:
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image.save(tmpdir)
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except Exception, msg:
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self.check(False, 'could not save to %s: %s' % (tmpdir, msg))
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finally:
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shutil.rmtree(tmpdir)
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def check(self, condition, msg):
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self.assertTrue(condition, "%s %s %s" % (self.name, self.url, msg))
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def generate_comic_testers():
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"""For each comic scraper, create a test class."""
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# Limit number of scraper tests for now
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max_scrapers = 100
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for scraperclass in islice(scraper.get_scrapers(), 0, max_scrapers):
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name = 'Test'+scraperclass.__name__
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globals()[name] = type(name,
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(_ComicTester,),
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dict(scraperclass=scraperclass)
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)
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generate_comic_testers()
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