INTERNATIONAL ISO/IEC STANDARD 9646-2 Second edition 1994-12-15 Information technology - Open Systems Interconnection -- Conformance testing methodology and framework - Part 2: Abstract Test Suite specification Cadre general et methodologie des tests de conformité Osi -- Partie 2: Spécification des suites de tests abstraites IEC tso Reference number ISO/IEC 9646-2:1994(E) Copyright Intemational Organization for Standardization No rep Not for Resale ISO/IEC 9646-2 : 1994 (E) Contents Page Foreword Introduction Scope 2 Normative references 3 Definitions .... 4 Abbreviations. .2 5 Compliance .... 6 Conformance requirements in OsI base specifications .. 6.1 Introduction 6.2 General requirements. 6.3 Conformance clauses 6.4 Multi-specification dependencies Requirements on ICS proformas ....... :4 8 Abstract Test Suite production process leading to conformance testing specifications.... .4 9 Conformance requirements and ICS proforma 10 Test Suite Structure and Test Purposes (TSS&TP) .5 10.1 Basic requirements... 10.2 Specification of the test suite structure 10.3 Specification of the test purposes 10.5 TSS&TP compliance clause .9 11 Abstract testing methodology.. . . 11.1 Introduction . .9 11.2 General specification of the Single Party Testing context.. . . .10 11.2.1 Introduction... ..10 11.2.2 Requirements on the Lower Tester. . . ..10 11.2.3 Requirements on the Upper Tester . .11 11.3Abstract Test Methods for Single Party Testing methods .11 11.3.1 Introduction... 11.3.3 The Distributed test method .11 11.3.4 The Coordinated test method . .13 11.3.5 The Remote test method . .13 @ISO/IEC 1994 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from uhe publishcr. ISO/IEC Copyright Office · Case Postale 56 : CH-1211 Geneve 20 · Switzerland Printed in Switzerland No reproduction or networking permited without license from IHS Not for Resale @ ISO/IEC ISO/IEC 9646-2 : 1994 (E) 11.4 Test method variants........... .14 11.4.1 Embedded and Non-Embedded variants of test methods in the Single Party Testing contextl .14 11.4.2 Multi-user variants. ... 11.5 General specification of the Multi-Party Testing context. 14 11.5.1 Introduction............. 14 11.5.2 Lower Tester Control Function . : .15 11.5.3 Upper Testers........ 15 11.5.4 Test Coordination Procedures . . 11.5.5 Illustration of Abstract Test Methods for Multi-Party Testing . . . 15 11.6 Choice of Abstract Test Method. . 11.6.1 Introduction . 18 11.6.2 Comprehensive testing service 18 11.6.3 Types of Implementation Under Test . . .18 11.6.4 Applicability of the Abstract Test Methods. . 18 12 Specification of Abstract Test Suites ............ 12.1 General .. . 19 12.2 Use of Tree and Tabular Combined Notation (TTCN). 12.3 Specification of abstract test cases . . 12.4 Assignment Of Verdicts ....... .21 12.5 Abstract Test Suite specification conformance clause. .21 12.6 Consistency with base specification . 21 12.7 Copyright 13 Specification of a Test Management Protocol (TMP) .21 14 Information in an ATS specification concerning use of the ATS. . . 15 Maintenance of Abstract Test Suite specifications .22 Annex A Applicability of the test methods to OsI protocols .23 A.1 The Physical layer. . .23 A.2 Data Link and Media Access Control protocols . 23 A.3 Network protocols. A.4 Transport protocol. 24 A.5 Session protocol .. . .25 A.6 Presentation and Application protocols .25 .27 B Guidance for protocol specifiers to facilitate conformance testing . 28 B.1 Introduction...... .28 B.2 Guidance on scope . .28 B.3 Guidance on normative references 29 B.4 Guidance on requirements and options. . 29 B.5 Checklist for conformance clauses . .30 B.6 Guidance on PDUs .30 B.7 Guidance on states .31 B.8 GuidanceonFDTs 31 B.9 Miscellaneous guidance C Relationship between ISO/IEC 9646 and ISO/IEC 7498 service notation ..