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Viewing changes to bzrlib/tests/test_fetch.py

  • Committer: Martin Pool
  • Date: 2010-01-29 14:09:05 UTC
  • mto: This revision was merged to the branch mainline in revision 4992.
  • Revision ID: mbp@sourcefrog.net-20100129140905-2uiarb6p8di1ywsr
Correction to url

from review: https://code.edge.launchpad.net/~mbp/bzr/doc/+merge/18250

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bzrlib/tests/test_fetch.py
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# Copyright (C) 2005, 2007, 2010 Canonical Ltd
 
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# Copyright (C) 2005, 2007 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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from bzrlib.bzrdir import BzrDir
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from bzrlib.repofmt import knitrepo
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from bzrlib.tests import TestCaseWithTransport
 
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from bzrlib.tests.http_utils import TestCaseWithWebserver
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from bzrlib.tests.test_revision import make_branches
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from bzrlib.trace import mutter
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from bzrlib.upgrade import Convert
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                    rev_id).get_file_text('this-file-id'), text)
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class TestHttpFetch(TestCaseWithWebserver):
 
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    # FIXME RBC 20060124 this really isn't web specific, perhaps an
 
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    # instrumented readonly transport? Can we do an instrumented
 
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    # adapter and use self.get_readonly_url ?
 
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    def test_fetch(self):
 
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        #highest indices a: 5, b: 7
 
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        br_a, br_b = make_branches(self)
 
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        br_rem_a = Branch.open(self.get_readonly_url('branch1'))
 
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        fetch_steps(self, br_rem_a, br_b, br_a)
 
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    def _count_log_matches(self, target, logs):
 
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        """Count the number of times the target file pattern was fetched in an http log"""
 
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        get_succeeds_re = re.compile(
 
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            '.*"GET .*%s HTTP/1.1" 20[06] - "-" "bzr/%s' %
 
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            (     target,                    bzrlib.__version__))
 
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        c = 0
 
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        for line in logs:
 
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            if get_succeeds_re.match(line):
 
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                c += 1
 
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        return c
 
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    def test_weaves_are_retrieved_once(self):
 
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        self.build_tree(("source/", "source/file", "target/"))
 
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        # This test depends on knit dasta storage.
 
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        wt = self.make_branch_and_tree('source', format='dirstate-tags')
 
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        branch = wt.branch
 
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        wt.add(["file"], ["id"])
 
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        wt.commit("added file")
 
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        open("source/file", 'w').write("blah\n")
 
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        wt.commit("changed file")
 
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        target = BzrDir.create_branch_and_repo("target/")
 
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        source = Branch.open(self.get_readonly_url("source/"))
 
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        target.fetch(source)
 
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        # this is the path to the literal file. As format changes
 
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        # occur it needs to be updated. FIXME: ask the store for the
 
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        # path.
 
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        self.log("web server logs are:")
 
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        http_logs = self.get_readonly_server().logs
 
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        self.log('\n'.join(http_logs))
 
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        # unfortunately this log entry is branch format specific. We could
 
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        # factor out the 'what files does this format use' to a method on the
 
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        # repository, which would let us to this generically. RBC 20060419
 
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        # RBC 20080408: Or perhaps we can assert that no files are fully read
 
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        # twice?
 
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        self.assertEqual(1, self._count_log_matches('/ce/id.kndx', http_logs))
 
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        self.assertEqual(1, self._count_log_matches('/ce/id.knit', http_logs))
 
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        self.assertEqual(1, self._count_log_matches('inventory.kndx', http_logs))
 
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        # this r-h check test will prevent regressions, but it currently already
 
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        # passes, before the patch to cache-rh is applied :[
 
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        self.assertTrue(1 >= self._count_log_matches('revision-history',
 
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                                                     http_logs))
 
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        self.assertTrue(1 >= self._count_log_matches('last-revision',
 
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                                                     http_logs))
 
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        # FIXME naughty poking in there.
 
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        self.get_readonly_server().logs = []
 
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        # check there is nothing more to fetch.  We take care to re-use the
 
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        # existing transport so that the request logs we're about to examine
 
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        # aren't cluttered with redundant probes for a smart server.
 
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        # XXX: Perhaps this further parameterisation: test http with smart
 
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        # server, and test http without smart server?
 
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        source = Branch.open(
 
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            self.get_readonly_url("source/"),
 
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            possible_transports=[source.bzrdir.root_transport])
 
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        target.fetch(source)
 
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        # should make just two requests
 
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        http_logs = self.get_readonly_server().logs
 
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        self.log("web server logs are:")
 
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        self.log('\n'.join(http_logs))
 
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        self.assertEqual(1, self._count_log_matches('branch-format', http_logs))
 
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        self.assertEqual(1, self._count_log_matches('branch/format', http_logs))
 
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        self.assertEqual(1, self._count_log_matches('repository/format',
 
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            http_logs))
 
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        self.assertEqual(1, self._count_log_matches('revisions.kndx',
 
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            http_logs))
 
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        self.assertTrue(1 >= self._count_log_matches('revision-history',
 
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                                                     http_logs))
 
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        self.assertTrue(1 >= self._count_log_matches('last-revision',
 
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                                                     http_logs))
 
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        self.assertLength(5, http_logs)
 
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class TestKnitToPackFetch(TestCaseWithTransport):
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    def find_get_record_stream(self, calls, expected_count=1):