public void Expression_Method_Invalid_Call()
{
Person person = new Person();
Exception ex = Assert.Throws <InvalidOperationException>(() => SqlExp.IsNull(person.Name));
Assert.Equal("Only for expressions.", ex.Message);
}
public void Expression_Method_Nested_Deep()
{
Person2 person = null;
IOperator op = sql.Op(() => SqlExp.IsNull(person.Address.City.Country.Name));
QueryResult result = engine.Compile(op);
Assert.Equal("\"person\".\"AddressCityCountryName\" IS NULL", result.Sql);
Assert.Equal(new Dictionary <string, object>(), result.Parameters);
}
public void Expression_Method_ForeignKey()
{
Person person = null;
IOperator op = sql.Op(() => SqlExp.IsNull(person.Department.Id));
QueryResult result = engine.Compile(op);
Assert.Equal("\"person\".\"DepartmentId\" IS NULL", result.Sql);
Assert.Equal(new Dictionary <string, object>(), result.Parameters);
}