def test_header(self):
'''Make sure magic plus table address are present in files.'''
open('a', 'w').write('as;dlfkja;ldskfjasd;lfkj')
writer = IndexWriter('a')
writer.init()
writer.terminate()
header = open('a').read(8)
self.assert_equals('pdko\x00\x00\x00\x01', header)
def test_header(self):
'''Make sure magic plus table address are present in files.'''
open('a', 'w').write('as;dlfkja;ldskfjasd;lfkj')
writer = IndexWriter('a')
writer.init()
writer.terminate()
header = open('a').read(8)
self.assert_equals('pdko\x00\x00\x00\x01', header)
def build(self, sections_iterator, index_file):
'''Build up IndexedWorldData from the data in the given sections.
'''
indexed_field_names = ('name', 'sp-name', 'source-rpm', 'filename')
indexed_fields = [ ('pdk', f) for f in indexed_field_names ]
index_writer = IndexWriter(index_file)
index_writer.init()
try:
for section_name, section in sections_iterator:
section_iterator = section.iter_package_info()
for ghost, header, blob_id, locator in section_iterator:
if ghost:
type_string = ghost.type
else:
type_string = None
addresses = index_writer.add(type_string, header,
blob_id, locator)
if ghost:
index_keys = []
for field in indexed_fields:
try:
value = ghost[field]
except KeyError:
continue
key = (section_name, field, value)
index_keys.append(key)
index_writer.index(index_keys, addresses)
ent_id_key = ('ent-id', blob_id)
channel_key = section_name
index_writer.index([ ent_id_key, channel_key ],
addresses)
index_writer.terminate()
del index_writer
# Next time index_file is accessed, it will be reloaded,
# therefore actually reading the new file we just wrote!
del self.index_file
except MissingChannelDataError:
message = 'Missing cached data. ' + \
'Consider running pdk channel update. ' + \
'(%s)' % section_name
raise SemanticError(message)
def build(self, sections_iterator, index_file):
'''Build up IndexedWorldData from the data in the given sections.
'''
indexed_field_names = ('name', 'sp-name', 'source-rpm', 'filename')
indexed_fields = [('pdk', f) for f in indexed_field_names]
index_writer = IndexWriter(index_file)
index_writer.init()
try:
for section_name, section in sections_iterator:
section_iterator = section.iter_package_info()
for ghost, header, blob_id, locator in section_iterator:
if ghost:
type_string = ghost.type
else:
type_string = None
addresses = index_writer.add(type_string, header, blob_id,
locator)
if ghost:
index_keys = []
for field in indexed_fields:
try:
value = ghost[field]
except KeyError:
continue
key = (section_name, field, value)
index_keys.append(key)
index_writer.index(index_keys, addresses)
ent_id_key = ('ent-id', blob_id)
channel_key = section_name
index_writer.index([ent_id_key, channel_key], addresses)
index_writer.terminate()
del index_writer
# Next time index_file is accessed, it will be reloaded,
# therefore actually reading the new file we just wrote!
del self.index_file
except MissingChannelDataError:
message = 'Missing cached data. ' + \
'Consider running pdk channel update. ' + \
'(%s)' % section_name
raise SemanticError(message)
def test_write_then_read(self):
writer = IndexWriter('a')
writer.init()
address = writer.add('full', 'time', 3)
writer.index([ ('a', 'b') ], address)
address = writer.add(2, 7, 5)
writer.index([ ('a', 'b'), ('z', 'c') ], address)
writer.terminate()
reader = IndexFile('a')
self.assert_equal(['time', 7], list(reader.get(('a', 'b'), 1)))
self.assert_equal([7], list(reader.get(('z', 'c'), 1)))
self.assert_equal([], list(reader.get(('l', 'm'), 1)))
self.assert_equal([ ('full', 'time', 3), (2, 7, 5) ],
list(reader.get_all(('a', 'b'))))
self.assert_equal([ (2, 7, 5) ], list(reader.get_all(('z', 'c'))))
self.assert_equal([], list(reader.get_all(('l', 'm'))))
self.assert_equal(2, reader.count(('a', 'b')))
self.assert_equal(1, reader.count(('z', 'c')))
self.assert_equal(0, reader.count(('l', 'm')))
def test_write_then_read(self):
writer = IndexWriter('a')
writer.init()
address = writer.add('full', 'time', 3)
writer.index([('a', 'b')], address)
address = writer.add(2, 7, 5)
writer.index([('a', 'b'), ('z', 'c')], address)
writer.terminate()
reader = IndexFile('a')
self.assert_equal(['time', 7], list(reader.get(('a', 'b'), 1)))
self.assert_equal([7], list(reader.get(('z', 'c'), 1)))
self.assert_equal([], list(reader.get(('l', 'm'), 1)))
self.assert_equal([('full', 'time', 3), (2, 7, 5)],
list(reader.get_all(('a', 'b'))))
self.assert_equal([(2, 7, 5)], list(reader.get_all(('z', 'c'))))
self.assert_equal([], list(reader.get_all(('l', 'm'))))
self.assert_equal(2, reader.count(('a', 'b')))
self.assert_equal(1, reader.count(('z', 'c')))
self.assert_equal(0, reader.count(('l', 'm')))