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bzrlib/selftest/teststore.py
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from cStringIO import StringIO
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import os
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import gzip
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from bzrlib.errors import BzrError, UnlistableStore, NoSuchFile
 
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from bzrlib.errors import BzrError, UnlistableStore
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from bzrlib.store import copy_all
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from bzrlib.transport.local import LocalTransport
 
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from bzrlib.transport import NoSuchFile
 
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from bzrlib.store.compressed_text import CompressedTextStore
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from bzrlib.store.text import TextStore
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from bzrlib.tests import TestCase, TestCaseInTempDir
 
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from bzrlib.selftest import TestCase, TestCaseInTempDir
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import bzrlib.store as store
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import bzrlib.transport as transport
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from bzrlib.transport.memory import MemoryTransport
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class TestStores(object):
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    """Mixin template class that provides some common tests for stores"""
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    def check_content(self, store, fileid, value):
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        f = store.get(fileid)
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class TestCompressedTextStore(TestCaseInTempDir, TestStores):
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    def get_store(self, path=u'.'):
 
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    def get_store(self, path='.'):
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        t = LocalTransport(path)
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        return TextStore(t, compressed=True)
 
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        return CompressedTextStore(t)
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    def test_total_size(self):
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        store = self.get_store(u'.')
 
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        store = self.get_store('.')
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        store.register_suffix('dsc')
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        store.add(StringIO('goodbye'), '123123')
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        store.add(StringIO('goodbye2'), '123123', 'dsc')
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        self.assertEqual(store.total_size(), (2, 55))
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    def test__relpath_suffixed(self):
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        my_store = TextStore(MockTransport(), True, compressed=True)
 
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        my_store = CompressedTextStore(MockTransport(), True)
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        my_store.register_suffix('dsc')
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        self.assertEqual('45/foo.dsc', my_store._relpath('foo', ['dsc']))
 
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        self.assertEqual('45/foo.dsc.gz', my_store._relpath('foo', ['dsc']))
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class TestMemoryStore(TestCase):
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class TestTextStore(TestCaseInTempDir, TestStores):
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    def get_store(self, path=u'.'):
 
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    def get_store(self, path='.'):
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        t = LocalTransport(path)
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        return TextStore(t, compressed=False)
 
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        return TextStore(t)
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    def test_total_size(self):
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        store = self.get_store()
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        # self.assertRaises(UnlistableStore, copy_all, store_c, store_b)
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class TestMixedTextStore(TestCaseInTempDir, TestStores):
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    def get_store(self, path=u'.', compressed=True):
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        t = LocalTransport(path)
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        return TextStore(t, compressed=compressed)
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    def test_get_mixed(self):
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        cs = self.get_store(u'.', compressed=True)
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        s = self.get_store(u'.', compressed=False)
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        cs.add(StringIO('hello there'), 'a')
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        self.failUnlessExists('a.gz')
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        self.failIf(os.path.lexists('a'))
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        self.assertEquals(gzip.GzipFile('a.gz').read(), 'hello there')
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        self.assertEquals(cs.has_id('a'), True)
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        self.assertEquals(s.has_id('a'), True)
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        self.assertEquals(cs.get('a').read(), 'hello there')
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        self.assertEquals(s.get('a').read(), 'hello there')
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        self.assertRaises(BzrError, s.add, StringIO('goodbye'), 'a')
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        s.add(StringIO('goodbye'), 'b')
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        self.failUnlessExists('b')
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        self.failIf(os.path.lexists('b.gz'))
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        self.assertEquals(open('b').read(), 'goodbye')
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        self.assertEquals(cs.has_id('b'), True)
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        self.assertEquals(s.has_id('b'), True)
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        self.assertEquals(cs.get('b').read(), 'goodbye')
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        self.assertEquals(s.get('b').read(), 'goodbye')
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        self.assertRaises(BzrError, cs.add, StringIO('again'), 'b')
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class MockTransport(transport.Transport):
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    """A fake transport for testing with."""
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    def test__relpath_simple_suffixed(self):
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        my_store = store.TransportStore(MockTransport())
 
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        my_store.register_suffix('gz')
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        my_store.register_suffix('bar')
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        my_store.register_suffix('baz')
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        self.assertEqual('foo.baz', my_store._relpath('foo', ['baz']))
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        self.assertEqual('foo.bar.baz', my_store._relpath('foo', ['bar', 'baz']))
 
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        self.assertEqual('foo.gz', my_store._relpath('foo', ['gz']))
 
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        self.assertEqual('foo.gz.bar', my_store._relpath('foo', ['gz', 'bar']))
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    def test__relpath_prefixed_suffixed(self):
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        my_store = store.TransportStore(MockTransport(), True)
 
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        my_store.register_suffix('gz')
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        my_store.register_suffix('bar')
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        my_store.register_suffix('baz')
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        self.assertEqual('45/foo.baz', my_store._relpath('foo', ['baz']))
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        self.assertEqual('45/foo.bar.baz',
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                         my_store._relpath('foo', ['bar', 'baz']))
 
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        self.assertEqual('45/foo.gz', my_store._relpath('foo', ['gz']))
 
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        self.assertEqual('45/foo.gz.bar',
 
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                         my_store._relpath('foo', ['gz', 'bar']))
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    def test_add_simple(self):
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        stream = StringIO("content")
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        my_store.add(stream, "foo", 'dsc')
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        self.assertEqual([("_add", "45/foo.dsc", stream)], my_store._calls)
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    def get_populated_store(self, prefixed=False,
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            store_class=TextStore, compressed=False):
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        my_store = store_class(MemoryTransport(), prefixed,
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                               compressed=compressed)
 
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    def get_populated_store(self, prefixed=False, store_class=TextStore):
 
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        my_store = store_class(MemoryTransport(), prefixed)
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        my_store.register_suffix('sig')
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        stream = StringIO("signature")
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        my_store.add(stream, "foo", 'sig')
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                         my_store.get('missing', 'sig').read())
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    def test___iter__no_suffix(self):
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        my_store = TextStore(MemoryTransport(), False, compressed=False)
 
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        my_store = TextStore(MemoryTransport(), False)
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        stream = StringIO("content")
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        my_store.add(stream, "foo")
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        self.assertEqual(set(['foo']),
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    def test___iter__compressed(self):
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        self.assertEqual(set(['foo']),
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                         set(self.get_populated_store(
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                             compressed=True).__iter__()))
 
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                             store_class=CompressedTextStore).__iter__()))
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        self.assertEqual(set(['foo']),
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                         set(self.get_populated_store(
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                             True, compressed=True).__iter__()))
 
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                             True, CompressedTextStore).__iter__()))
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    def test___len__(self):
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        self.assertEqual(1, len(self.get_populated_store()))
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    def test_copy_suffixes(self):
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        from_store = self.get_populated_store()
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        to_store = TextStore(MemoryTransport(), True, compressed=True)
 
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        to_store = CompressedTextStore(MemoryTransport(), True)
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        to_store.register_suffix('sig')
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        copy_all(from_store, to_store)
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        self.assertEqual(1, len(to_store))
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        self.assertEqual('content', to_store.get('foo').read())
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        self.assertEqual('signature', to_store.get('foo', 'sig').read())
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        self.assertRaises(KeyError, to_store.get, 'missing', 'sig')
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    def test_relpath_escaped(self):
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        my_store = store.TransportStore(MemoryTransport())
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        self.assertEqual('%25', my_store._relpath('%'))