public void GetInsertOperation_deletes_row()
{
var hp = CreateSqliteHistoryRepo();
var typename = typeof(TestContext).FullName;
var expected = new SqlOperation
{
Sql = $"INSERT INTO \"__migrationHistory\" (\"MigrationId\", \"ContextKey\", \"ProductVersion\") VALUES ('m5', '{typename}', '7');"
};
var historyRow = new HistoryRow("m5", "7");
var actual = hp.GetInsertOperation(historyRow) as SqlOperation;
Assert.Equal(expected.IsDestructiveChange, actual.IsDestructiveChange);
Assert.Equal(expected.Sql, actual.Sql);
Assert.Equal(expected.SuppressTransaction, actual.SuppressTransaction);
}
public void GetAppliedMigrations_finds_migrations()
{
var testConnection = SqliteTestConnection.CreateScratch();
testConnection.Open();
using (var command = testConnection.DbConnection.CreateCommand())
{
command.CommandText = CreateSqliteHistoryRepo().Create(true);
command.ExecuteNonQuery();
}
using (var command = testConnection.DbConnection.CreateCommand())
{
command.CommandText = "INSERT INTO __migrationHistory VALUES ('different_context','SomeFakeContext','1');";
command.ExecuteNonQuery();
}
var row = new HistoryRow("Mig1", "7");
using (var command = testConnection.DbConnection.CreateCommand())
{
var operation = CreateSqliteHistoryRepo()
.GetInsertOperation(row) as SqlOperation;
command.CommandText = operation?.Sql;
command.ExecuteNonQuery();
}
var hp = new SqliteHistoryRepository(testConnection, new TestContext(), new SqliteUpdateSqlGenerator());
Assert.Collection(hp.GetAppliedMigrations(), p =>
{
Assert.Equal(row.MigrationId, p.MigrationId);
Assert.Equal(row.ProductVersion, p.ProductVersion);
});
testConnection.Close();
}
public virtual IReadOnlyList<IHistoryRow> GetAppliedMigrations()
{
var migrations = new List<IHistoryRow>();
if (!Exists())
{
return migrations;
}
using (var connection = _connection.DbConnection)
{
if (connection.State != ConnectionState.Open)
{
connection.Open();
}
var command = connection.CreateCommand();
command.CommandText = $"SELECT MigrationId, ProductVersion FROM {_sql.DelimitIdentifier(MigrationTableName)} " +
$"WHERE ContextKey = '{_sql.EscapeLiteral(_contextKey)}' ORDER BY MigrationId;";
using (var reader = command.ExecuteReader())
{
while (reader.Read())
{
var row = new HistoryRow(reader.GetString(0), reader.GetString(1));
migrations.Add(row);
}
}
}
return migrations.AsReadOnly();
}
