#!/usr/bin/env python
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# Public Domain 2008-2014 WiredTiger, Inc.
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# test_timestamp28.py
#   Timestamps: smoke test that commit is tested at both commit and set time.

import wiredtiger, wttest
from wtdataset import SimpleDataSet
from wtscenario import make_scenarios

# Timestamps: smoke test that commit is tested at both commit and set time.
class test_timestamp28(wttest.WiredTigerTestCase):
    timestamps = [
        ('stable', dict(timestamp='stable_timestamp')),
        ('oldest', dict(timestamp='oldest_timestamp')),
    ]
    error_logs = {
        'stable_timestamp': '/must be after/',
        'oldest_timestamp': '/is less than/',
    }
    scenarios = make_scenarios(timestamps)

    def test_timestamp28(self):

        uri = 'table:timestamp28'
        ds = SimpleDataSet(self, uri, 50, key_format='i', value_format='S')
        ds.populate()
        c = self.session.open_cursor(uri)

        self.conn.set_timestamp(self.timestamp + '=' + self.timestamp_str(30))
        self.session.begin_transaction()
        c[5] = 'xxx'

        self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
            lambda: self.session.commit_transaction(
            'commit_timestamp=' + self.timestamp_str(20)), self.error_logs[self.timestamp])

        self.conn.set_timestamp(self.timestamp + '=' + self.timestamp_str(40))
        self.session.begin_transaction()
        c[5] = 'xxx'
        self.session.timestamp_transaction('commit_timestamp=' + self.timestamp_str(50))
        self.conn.set_timestamp(self.timestamp + '=' + self.timestamp_str(60))
        self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
            lambda: self.session.commit_transaction(), self.error_logs[self.timestamp])

        # Confirm the earliest commit time is tested.
        self.session.begin_transaction()
        c[5] = 'xxx'
        self.session.timestamp_transaction('commit_timestamp=' + self.timestamp_str(70))
        c[6] = 'xxx'
        self.session.timestamp_transaction('commit_timestamp=' + self.timestamp_str(71))
        c[7] = 'xxx'
        self.conn.set_timestamp(self.timestamp + "=" + self.timestamp_str(75))
        self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
            lambda: self.session.commit_transaction(
            'commit_timestamp=' + self.timestamp_str(80)), self.error_logs[self.timestamp])

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