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#!/usr/bin/env python
# sugar-lint: disable
import os
import json
import time
import hashlib
import threading
from cStringIO import StringIO
from os.path import exists
from __init__ import tests
from sugar_network.db.metadata import Metadata, Property
from sugar_network.db.storage import Storage
from sugar_network.toolkit import BUFFER_SIZE
class StorageTest(tests.Test):
def storage(self, props):
class Test(object):
pass
metadata = Metadata(Test)
for i in props:
metadata[i.name] = i
return Storage(tests.tmpdir, metadata)
def test_Record_get(self):
storage = self.storage([Property('prop')])
self.assertEqual(None, storage.get('guid').get('prop'))
self.touch(('gu/guid/prop', json.dumps({
'value': 'value',
'foo': 'bar',
})))
self.assertEqual({
'value': 'value',
'foo': 'bar',
'mtime': int(os.stat('gu/guid/prop').st_mtime),
},
storage.get('guid').get('prop'))
def test_Record_set(self):
storage = self.storage([Property('prop')])
storage.get('guid').set('prop', value='value', foo='bar')
self.assertEqual({
'value': 'value',
'foo': 'bar',
'mtime': int(os.stat('gu/guid/prop').st_mtime),
},
storage.get('guid').get('prop'))
def test_delete(self):
storage = self.storage([Property('prop')])
assert not exists('ab/absent')
storage.delete('absent')
record = storage.get('guid')
record.set('prop', value='value')
assert exists('gu/guid')
storage.delete('guid')
assert not exists('gu/guid')
def test_Record_consistent(self):
storage = self.storage([
Property('guid'),
Property('prop'),
])
record = storage.get('guid')
self.assertEqual(False, record.consistent)
record.set('prop', value='value')
self.assertEqual(False, record.consistent)
record.set('guid', value='value')
self.assertEqual(True, record.consistent)
def test_walk(self):
storage = self.storage([Property('guid')])
storage.get('guid1').set('guid', value=1, mtime=1)
storage.get('guid2').set('guid', value=2, mtime=2)
storage.get('guid3').set('guid', value=3, mtime=3)
self.assertEqual(
sorted(['guid1', 'guid2', 'guid3']),
sorted([i for i in storage.walk(0)]))
self.assertEqual(
sorted(['guid2', 'guid3']),
sorted([i for i in storage.walk(1)]))
self.assertEqual(
sorted(['guid3']),
sorted([i for i in storage.walk(2)]))
self.assertEqual(
sorted([]),
sorted([i for i in storage.walk(3)]))
def test_walk_SkipGuidLess(self):
storage = self.storage([
Property('guid'),
Property('prop'),
])
record = storage.get('guid1')
record.set('guid', value=1)
record.set('prop', value=1)
record = storage.get('guid2')
record.set('prop', value=2)
record = storage.get('guid3')
record.set('guid', value=3)
record.set('prop', value=3)
self.assertEqual(
sorted(['guid1', 'guid3']),
sorted([i for i in storage.walk(0)]))
if __name__ == '__main__':
tests.main()
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