public void Now()
{
IFunction func = (IFunction)sql.Val(() => SqlExp.Now());
QueryResult result = engine.Compile(func);
Assert.Equal("NOW()", result.Sql);
Assert.Equal(new Dictionary <string, object>(), result.Parameters);
}
public void Now()
{
Exception ex = Assert.Throws <InvalidOperationException>(() => SqlExp.Now());
Assert.Equal("Only for expressions.", ex.Message);
}