From: kevan Date: Sat, 4 Jul 2009 03:43:28 +0000 (-0700) Subject: Add tests for CachingDict, _pack_contents, _unpack_contents X-Git-Tag: trac-4000~22 X-Git-Url: https://git.rkrishnan.org/pf/content/en/seg/rgr-080307.php?a=commitdiff_plain;h=325793457d09e4cc3b3da88b20c8536b48b8f108;p=tahoe-lafs%2Ftahoe-lafs.git Add tests for CachingDict, _pack_contents, _unpack_contents --- diff --git a/src/allmydata/test/test_dirnode.py b/src/allmydata/test/test_dirnode.py index 555d647e..346a1853 100644 --- a/src/allmydata/test/test_dirnode.py +++ b/src/allmydata/test/test_dirnode.py @@ -19,6 +19,7 @@ from allmydata.test.common import make_chk_file_uri, make_mutable_file_uri, \ from allmydata.test.no_network import GridTestMixin from allmydata.check_results import CheckResults, CheckAndRepairResults from allmydata.unknown import UnknownNode +from base64 import b32decode import common_util as testutil # to test dirnode.py, we want to construct a tree of real DirectoryNodes that @@ -93,12 +94,21 @@ class FakeClient: d.addCallback(lambda res: n) return d - class Dirnode(unittest.TestCase, testutil.ShouldFailMixin, testutil.StallMixin, ErrorMixin): timeout = 240 # It takes longer than 120 seconds on Francois's arm box. def setUp(self): self.client = FakeClient() + # This is a base32-encoded representation of the directory tree + # root/file1 + # root/file2 + # root/file3 + # as represented after being fed to _pack_contents. + # We have it here so we can decode it, feed it to + # _unpack_contents, and verify that _unpack_contents + # works correctly. + + self.known_tree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def test_basic(self): d = self.client.create_empty_dirnode() @@ -717,6 +727,75 @@ class Dirnode(unittest.TestCase, d.addErrback(self.explain_error) return d + def test_unpack_and_pack_behavior(self): + known_tree = b32decode(self.known_tree) + d = self.client.create_empty_dirnode() + + def _check_tree(node): + def check_children(children): + # Are all the expected child nodes there? + self.failUnless(children.has_key(u'file1')) + self.failUnless(children.has_key(u'file2')) + self.failUnless(children.has_key(u'file3')) + + # Are the metadata for child 3 right? + file3_rocap = "URI:CHK:cmtcxq7hwxvfxan34yiev6ivhy:qvcekmjtoetdcw4kmi7b3rtblvgx7544crnwaqtiewemdliqsokq:3:10:5" + file3_rwcap = "URI:CHK:cmtcxq7hwxvfxan34yiev6ivhy:qvcekmjtoetdcw4kmi7b3rtblvgx7544crnwaqtiewemdliqsokq:3:10:5" + file3_metadata = {'ctime': 1246663897.4336269, 'tahoe': {'linkmotime': 1246663897.4336269, 'linkcrtime': 1246663897.4336269}, 'mtime': 1246663897.4336269} + self.failUnlessEqual(file3_metadata, children[u'file3'][1]) + self.failUnlessEqual(file3_rocap, + children[u'file3'][0].get_readonly_uri()) + self.failUnlessEqual(file3_rwcap, + children[u'file3'][0].get_uri()) + + # Are the metadata for child 2 right? + file2_rocap = "URI:CHK:apegrpehshwugkbh3jlt5ei6hq:5oougnemcl5xgx4ijgiumtdojlipibctjkbwvyygdymdphib2fvq:3:10:4" + file2_rwcap = "URI:CHK:apegrpehshwugkbh3jlt5ei6hq:5oougnemcl5xgx4ijgiumtdojlipibctjkbwvyygdymdphib2fvq:3:10:4" + file2_metadata = {'ctime': 1246663897.430218, 'tahoe': {'linkmotime': 1246663897.430218, 'linkcrtime': 1246663897.430218}, 'mtime': 1246663897.430218} + self.failUnlessEqual(file2_metadata, children[u'file2'][1]) + self.failUnlessEqual(file2_rocap, + children[u'file2'][0].get_readonly_uri()) + self.failUnlessEqual(file2_rwcap, + children[u'file2'][0].get_uri()) + + # Are the metadata for child 1 right? + file1_rocap = "URI:CHK:olxtimympo7f27jvhtgqlnbtn4:emzdnhk2um4seixozlkw3qx2nfijvdkx3ky7i7izl47yedl6e64a:3:10:10" + file1_rwcap = "URI:CHK:olxtimympo7f27jvhtgqlnbtn4:emzdnhk2um4seixozlkw3qx2nfijvdkx3ky7i7izl47yedl6e64a:3:10:10" + file1_metadata = {'ctime': 1246663897.4275661, 'tahoe': {'linkmotime': 1246663897.4275661, 'linkcrtime': 1246663897.4275661}, 'mtime': 1246663897.4275661} + self.failUnlessEqual(file1_metadata, children[u'file1'][1]) + self.failUnlessEqual(file1_rocap, + children[u'file1'][0].get_readonly_uri()) + self.failUnlessEqual(file1_rwcap, + children[u'file1'][0].get_uri()) + + children = node._unpack_contents(known_tree) + + check_children(children) + + packed_children = node._pack_contents(children) + + children = node._unpack_contents(packed_children) + + check_children(children) + + d.addCallback(_check_tree) + return d + + def test_caching_dict(self): + d = dirnode.CachingDict() + d.set_both_items("test", "test2", ("test3", "test4")) + cached, value = d.get_both_items("test") + + self.failUnlessEqual(cached, "test2") + self.failUnlessEqual(value, ("test3", "test4")) + + d['test'] = ("test3", "test2") + + cached, value = d.get_both_items("test") + + self.failUnlessEqual(cached, None) + self.failUnlessEqual(value, ("test3", "test2")) + class FakeMutableFile: counter = 0 def __init__(self, initial_contents=""):