public static Unary ( SqlExpressionType expressionType, |
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expressionType | SqlExpressionType | |
operand | ||
리턴 |
public override SqlUnaryExpression Deserialize(BinaryReader reader) { var expType = (SqlExpressionType)reader.ReadByte(); var exp = ReadExpression(reader); return(SqlExpression.Unary(expType, exp)); }
public static void CreateUnary(SqlExpressionType expressionType, object value) { var obj = SqlObject.New(SqlValueUtil.FromObject(value)); var operand = SqlExpression.Constant(obj); var exp = SqlExpression.Unary(expressionType, operand); Assert.NotNull(exp.Operand); Assert.IsType <SqlConstantExpression>(exp.Operand); }
public static void GetUnaryType(SqlExpressionType expressionType, object value) { var obj = SqlObject.New(SqlValueUtil.FromObject(value)); var operand = SqlExpression.Constant(obj); var exp = SqlExpression.Unary(expressionType, operand); var sqlType = exp.Type; Assert.Equal(obj.Type, sqlType); }
public static void GetUnaryString(SqlExpressionType expressionType, object value, string expected) { var obj = SqlObject.New(SqlValueUtil.FromObject(value)); var operand = SqlExpression.Constant(obj); var exp = SqlExpression.Unary(expressionType, operand); var s = exp.ToString(); Assert.Equal(expected, s); }
public static void SerializeUnary(SqlExpressionType expressionType, object value) { var obj = SqlObject.New(SqlValueUtil.FromObject(value)); var operand = SqlExpression.Constant(obj); var exp = SqlExpression.Unary(expressionType, operand); var result = BinarySerializeUtil.Serialize(exp); Assert.Equal(exp.ExpressionType, result.ExpressionType); }
public virtual SqlExpression VisitUnary(SqlUnaryExpression expression) { var operand = expression.Operand; if (operand != null) { operand = Visit(operand); } return(SqlExpression.Unary(expression.ExpressionType, operand)); }
public static async Task ReduceUnary(SqlExpressionType expressionType, object value, object expected) { var obj = SqlObject.New(SqlValueUtil.FromObject(value)); var operand = SqlExpression.Constant(obj); var exp = SqlExpression.Unary(expressionType, operand); Assert.NotNull(exp.Operand); Assert.IsType <SqlConstantExpression>(exp.Operand); Assert.True(exp.CanReduce); var reduced = await exp.ReduceAsync(null); Assert.NotNull(reduced); Assert.IsType <SqlConstantExpression>(reduced); var expectedResult = SqlObject.New(SqlValueUtil.FromObject(expected)); Assert.Equal(expectedResult, ((SqlConstantExpression)reduced).Value); }
public static void VisitUnary() { var exp = SqlExpression.Unary(SqlExpressionType.UnaryPlus, SqlExpression.Constant(SqlObject.Integer(33))); Visit(exp); }