#!/usr/bin/env python
#
# Public Domain 2014-2018 MongoDB, Inc.
# Public Domain 2008-2014 WiredTiger, Inc.
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import wiredtiger, wttest
from wtdataset import SimpleDataSet, ComplexDataSet, ComplexLSMDataSet
from wtscenario import make_scenarios

# test_cursor06.py
#    Test cursor reconfiguration.
class test_cursor06(wttest.WiredTigerTestCase):
    name = 'reconfigure'
    scenarios = make_scenarios([
        ('file-r', dict(type='file:', keyfmt='r', dataset=SimpleDataSet)),
        ('file-S', dict(type='file:', keyfmt='S', dataset=SimpleDataSet)),
        ('lsm-S', dict(type='lsm:', keyfmt='S', dataset=SimpleDataSet)),
        ('table-r', dict(type='table:', keyfmt='r', dataset=SimpleDataSet)),
        ('table-S', dict(type='table:', keyfmt='S', dataset=SimpleDataSet)),
        ('table-r-complex', dict(type='table:', keyfmt='r',
            dataset=ComplexDataSet)),
        ('table-S-complex', dict(type='table:', keyfmt='S',
            dataset=ComplexDataSet)),
        ('table-S-complex-lsm', dict(type='table:', keyfmt='S',
            dataset=ComplexLSMDataSet)),
    ])

    def populate(self, uri):
        self.ds = self.dataset(self, uri, 100, key_format=self.keyfmt)
        self.ds.populate()

    def set_kv(self, cursor):
        cursor.set_key(self.ds.key(10))
        cursor.set_value(self.ds.value(10))

    def test_reconfigure_overwrite(self):
        uri = self.type + self.name
        for open_config in (None, "overwrite=0", "overwrite=1"):
            self.session.drop(uri, "force")
            self.populate(uri)
            cursor = self.session.open_cursor(uri, None, open_config)
            if open_config != "overwrite=0":
                self.set_kv(cursor)
                cursor.insert()
            for i in range(0, 10):
                cursor.reconfigure("overwrite=0")
                self.set_kv(cursor)
                self.assertRaises(wiredtiger.WiredTigerError,
                                  lambda: cursor.insert())
                cursor.reconfigure("overwrite=1")
                self.set_kv(cursor)
                cursor.insert()
            cursor.close()

    def test_reconfigure_readonly(self):
        uri = self.type + self.name
        for open_config in (None, "readonly=0", "readonly=1"):
            self.session.drop(uri, "force")
            self.populate(uri)
            cursor = self.session.open_cursor(uri, None, open_config)
            msg = '/Unsupported cursor/'
            if open_config == "readonly=1":
                self.set_kv(cursor)
                self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
                                  lambda: cursor.update(), msg)
            else:
                self.set_kv(cursor)
                cursor.update()
            cursor.close()

if __name__ == '__main__':
    wttest.run()
