def test__parse(self):
tests = [
{"label": "empty string", "text": "", "table_name": ""},
{"label": "basic typical", "text": "CREATE TABLE `my_table` (", "table_name": "my_table"},
]
for test in tests:
cl = CreateLine(text=test["text"])
try:
cl.parse()
except ValueError, e:
print "%s: %s" % (test["label"], e)
continue
self.assertEqual(cl.table_name, test["table_name"])
def main():
""" Main routine. """
usage = '%prog [options] schema_file' + '\nVersion: %s' % VERSION
parser = OptionParser(usage=usage)
parser.add_option('-c', '--config-file',
dest='config_file',
help='Name of configuration file.')
parser.add_option('-f', '--full-help',
action='store_true',
dest='full_help',
help=' '.join(['Print full help and exit.',
'Full help includes examples and notes.']),
)
parser.add_option('-i', '--include-headers', action='store_true',
dest='headers',
help='Print table documentation headers.')
parser.add_option('-s', '--ignore-signature', action='store_true',
dest='ignore_signature',
help='Do not print signature fields.')
parser.add_option('-v', '--verbose', action='store_true',
dest='verbose',
help='Print messages to stdout',
)
(options, args) = parser.parse_args()
if options.verbose:
# Add a stream handler to print messages to stderr.
ch = logging.StreamHandler()
ch.setLevel(logging.DEBUG)
formatter = logging.Formatter('%(levelname)s - %(message)s')
ch.setFormatter(formatter)
LOG.addHandler(ch)
if options.full_help:
parser.print_help()
print
print usage_full()
return
if len(args) == 0:
parser.print_help()
exit(1)
ignore_columns = []
if options.ignore_signature:
APP_ENV = env('shared', import_models=True)
for field in ModelDb(APP_ENV).auth.signature.fields:
if not field == 'id':
ignore_columns.append(field)
f = None
if args[0] == '-':
f = sys.stdin
else:
f = open(args[0], 'r')
schema_file = SchemaFile(file_object=f)
schema_file.parse()
tables = []
for line in schema_file.filter(['create', 'create_close', 'column']):
LOG.debug('line: %s' % line.text)
if line.type == 'create':
create_line = CreateLine(text=line.text)
create_line.parse()
LOG.debug('create_line.table_name: %s'
% create_line.table_name)
if create_line.table_name:
table = MySQLTable(name=create_line.table_name)
tables.append(table)
if line.type == 'create_close':
pass
if line.type == 'column':
if not len(tables) > 0:
raise ValueError('Column without table: {text}'.format(
text=line.text))
column_line = ColumnLine(text=line.text)
column_line.parse()
column = MySQLColumn(
name=column_line.name,
data_type=column_line.type,
length=column_line.length,
decimals=column_line.decimals,
table=tables[-1],
attributes=column_line.attributes,
)
if column.name not in ignore_columns:
tables[-1].columns.append(column)
f.close()
# Set tables references
# This step must be done after all MySQLTable objects are defined and
# added to tables list since so the tables are available for columns that
# reference it.
for t in tables:
for c in t.columns:
c.set_referenced_table(tables=tables)
if c.referenced_table:
c.set_referenced_column()
c.set_descriptor_column()
defaults_set = None
if options.config_file:
defaults_set = FieldPropertyDefaultsSet()
defaults_set.load(options.config_file)
for t in tables:
print ''
if options.headers:
print '"""'
print t.documentation()
print '"""'
print define_table_code(t, defaults_set=defaults_set)
first = True
for t in sorted(tables, cmp=lambda x, y: cmp(x.name, y.name)):
for c in sorted(t.columns, cmp=lambda x, y: cmp(x.name,
y.name)):
if c.referenced_table:
if first:
print ''
first = False
print c.requires_statement()