import os

from Config import config
from Db import Db


class TestDb:
    def testCheckTables(self):
        db_path = "%s/zeronet.db" % config.data_dir
        schema = {
            "db_name": "TestDb",
            "db_file": "%s/zeronet.db" % config.data_dir,
            "map": {
                "data.json": {
                    "to_table": {
                        "test": "test"
                    }
                }
            },
            "tables": {
                "test": {
                    "cols": [
                        ["test_id", "INTEGER"],
                        ["title", "TEXT"],
                    ],
                    "indexes": ["CREATE UNIQUE INDEX test_id ON test(test_id)"],
                    "schema_changed": 1426195822
                }
            }
        }

        if os.path.isfile(db_path):
            os.unlink(db_path)
        db = Db(schema, db_path)
        db.checkTables()
        db.close()

        # Verify tables
        assert os.path.isfile(db_path)
        db = Db(schema, db_path)

        tables = [row["name"] for row in db.execute("SELECT name FROM sqlite_master WHERE type='table'")]
        assert "keyvalue" in tables  # To store simple key -> value
        assert "json" in tables  # Json file path registry
        assert "test" in tables  # The table defined in dbschema.json

        # Verify test table
        cols = [col["name"] for col in db.execute("PRAGMA table_info(test)")]
        assert "test_id" in cols
        assert "title" in cols

        db.close()

        # Cleanup
        os.unlink(db_path)