import mysql.connector
import sys

QUERY_RESPONSE = [
    {"create table test (pk int, `value` int, primary key(pk))": []},
    {"describe test": [
        ('pk', 'int', 'NO', 'PRI', 'NULL', ''),
        ('value', 'int', 'YES', '', 'NULL', '')
    ]},
    {"insert into test (pk, `value`) values (0,0)": []},
    {"select * from test": [(0, 0)]},
    # We used to have a bug where spaces after a semicolon in a query
    # would cause a client/server disconnect.
    # https://github.com/dolthub/vitess/pull/65
    # The following regression tests it.
    {"select * from test;    ": [(0, 0)]},
    {"select * from test;    ": [(0, 0)]},
    # Test the Dolt SQL functions
    {"select dolt_add('-A');": [(0,)]},
    {"select dolt_commit('-m', 'my commit')": [('',)]},
    {"select COUNT(*) FROM dolt_log": [(2,)]},
    {"select dolt_checkout('-b', 'mybranch')": [(0,)]},
    {"insert into test (pk, `value`) values (1,1)": []},
    {"select dolt_commit('-a', '-m', 'my commit2')": [('',)]},
    {"select dolt_checkout('main')": [(0,)]},
    {"select dolt_merge('mybranch')": [(0,)]},
    {"select COUNT(*) FROM dolt_log": [(3,)]},
]


def main():
    user = sys.argv[1]
    port = sys.argv[2]
    db = sys.argv[3]

    connection = mysql.connector.connect(user=user,
                                         host="127.0.0.1",
                                         port=port,
                                         database=db)

    for query_response in QUERY_RESPONSE:
        query = list(query_response.keys())[0]
        exp_results = query_response[query]
        cursor = connection.cursor()
        cursor.execute(query)
        try:
            results = cursor.fetchall()
            print(exp_results)
            print(results)
            if (results != exp_results) and ("dolt_commit" not in query):
                print("Query:")
                print(query)
                print("Expected:")
                print(exp_results)
                print("Received:")
                print(results)
                exit(1)
        except mysql.connector.errors.InterfaceError:

            # This is a write query
            pass

        cursor.close()

    connection.close()

    exit(0)


main()
