On Mon, Jan 29, 2007 at 03:10:51PM -0200, Johan Dahlin wrote:
> You might want to add 3 and 4 arguments too, to test how the parenthesis are
> going to be structured.

def test_empty_AND():
    assert AND() == None
    assert AND(True) == True

    # sqlrepr() is needed because AND() returns an SQLExpression that
    # overrides
    # comparison. The following
    #     AND('x', 'y') == "foo bar"
    # is True! (-: Eeek!
    assert sqlrepr(AND(1, 2)) == sqlrepr(SQLOp("AND", 1, 2)) == "((1) AND (2))"
    assert sqlrepr(AND(1, 2, '3'), "sqlite") == \
        sqlrepr(SQLOp("AND", 1, SQLOp("AND", 2, '3')), "sqlite") == \
        "((1) AND ((2) AND ('3')))"

Oleg.
-- 
     Oleg Broytmann            http://phd.pp.ru/            [EMAIL PROTECTED]
           Programmers don't die, they just GOSUB without RETURN.

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