SIST ES 201 873-1 V4.10.1:2019
(Main)Methods for Testing and Specification (MTS) - The Testing and Test Control Notation version 3 - Part 1: TTCN-3 Core Language
Methods for Testing and Specification (MTS) - The Testing and Test Control Notation version 3 - Part 1: TTCN-3 Core Language
RES/MTS-201873-1v4A1
Metode za preskušanje in specificiranje (MTS) - 3. različica zapisa preskušanja in krmiljenja preskusov - 1. del: Jedrni jezik TTCN-3
Ta del standarda IEC 60794 predstavlja podrobne zahteve za ta tip kablov za zagotovitev skladnosti z vrsto mednarodnih standardov ISO/IEC 11801, Informacijska tehnologija – Splošni kabli v prostorih strank (deli od 1 do 6).
Za kable, ki jih zajema ta dokument, se uporabljajo zahteve skupinske specifikacije IEC 60794-2-20.
Posebne zahteve, podrobno opredeljene v točki 4, določajo bodisi posebno možnost v zvezi z zahtevami iz standarda IEC 60794-2-20 bodisi dodatne zahteve.
General Information
Buy Standard
Standards Content (Sample)
ETSI ES 201 873-1 V4.10.1 (2018-05)
ETSI STANDARD
Methods for Testing and Specification (MTS);
The Testing and Test Control Notation version 3;
Part 1: TTCN-3 Core Language
---------------------- Page: 1 ----------------------
2 ETSI ES 201 873-1 V4.10.1 (2018-05)
Reference
RES/MTS-201873-1v4A1
Keywords
language, methodology, testing, TTCN-3
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE
Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16
Siret N° 348 623 562 00017 - NAF 742 C
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° 7803/88
Important notice
The present document can be downloaded from:
http://www.etsi.org/standards-search
The present document may be made available in electronic versions and/or in print. The content of any electronic and/or
print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any
existing or perceived difference in contents between such versions and/or in print, the only prevailing document is the
print of the Portable Document Format (PDF) version kept on a specific network drive within ETSI Secretariat.
Users of the present document should be aware that the document may be subject to revision or change of status.
Information on the current status of this and other ETSI documents is available at
https://portal.etsi.org/TB/ETSIDeliverableStatus.aspx
If you find errors in the present document, please send your comment to one of the following services:
https://portal.etsi.org/People/CommiteeSupportStaff.aspx
Copyright Notification
No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying
and microfilm except as authorized by written permission of ETSI.
The content of the PDF version shall not be modified without the written authorization of ETSI.
The copyright and the foregoing restriction extend to reproduction in all media.
© ETSI 2018.
All rights reserved.
TM TM TM
DECT , PLUGTESTS , UMTS and the ETSI logo are trademarks of ETSI registered for the benefit of its Members.
TM TM
3GPP and LTE are trademarks of ETSI registered for the benefit of its Members and
of the 3GPP Organizational Partners.
oneM2M logo is protected for the benefit of its Members.
®
GSM and the GSM logo are trademarks registered and owned by the GSM Association.
ETSI
---------------------- Page: 2 ----------------------
3 ETSI ES 201 873-1 V4.10.1 (2018-05)
Contents
Intellectual Property Rights . 13
Foreword . 13
Modal verbs terminology . 13
1 Scope . 14
2 References . 14
2.1 Normative references . 14
2.2 Informative references . 15
3 Definitions and abbreviations . 16
3.1 Definitions . 16
3.2 Abbreviations . 21
4 Introduction . 22
4.0 General . 22
4.1 The core language and presentation formats . 23
4.2 Unanimity of the specification . 24
4.3 Conformance . 24
5 Basic language elements . 24
5.0 General . 24
5.1 Identifiers and keywords . 25
5.2 Scope rules . 26
5.2.0 General . 26
5.2.1 Scope of formal parameters . 28
5.2.2 Uniqueness of identifiers . 28
5.3 Ordering of language elements . 29
5.4 Parameterization . 29
5.4.0 General . 29
5.4.1 Formal parameters . 30
5.4.1.0 General . 30
5.4.1.1 Formal parameters of kind value . 30
5.4.1.2 Formal parameters of kind template . 33
5.4.2 Actual parameters . 35
5.5 Cyclic Definitions. 40
6 Types and values . 41
6.0 General . 41
6.1 Basic types and values . 42
6.1.0 Simple basic types and values. 42
6.1.1 Basic string types and values . 43
6.1.1.0 General . 43
6.1.1.1 Accessing individual string elements . 45
6.1.2 Subtyping of basic types . 46
6.1.2.0 General . 46
6.1.2.1 Lists of templates . 46
6.1.2.2 Lists of types . 46
6.1.2.3 Ranges . 47
6.1.2.4 String length restrictions . 47
6.1.2.5 Pattern subtyping of character string types . 48
6.1.2.6 Mixing subtyping mechanisms . 48
6.1.2.6.1 Mixing patterns, lists and ranges . 48
6.1.2.6.2 Using length restriction with other constraints . 49
6.2 Structured types and values . 49
6.2.0 General . 49
6.2.1 Record type and values . 51
6.2.1.0 General . 51
6.2.1.1 Referencing fields of a record type . 53
ETSI
---------------------- Page: 3 ----------------------
4 ETSI ES 201 873-1 V4.10.1 (2018-05)
6.2.1.2 Optional elements in a record. 55
6.2.1.3 Nested type definitions for field types . 55
6.2.2 Set type and values . 55
6.2.2.0 General . 55
6.2.2.1 Referencing fields of a set type . 56
6.2.2.2 Optional elements in a set . 56
6.2.2.3 Nested type definition for field types . 56
6.2.3 Records and sets of single types . 56
6.2.3.0 General . 56
6.2.3.1 Nested type definitions . 59
6.2.3.2 Referencing elements of record of and set of types . 59
6.2.4 Enumerated type and values . 60
6.2.5 Unions . 61
6.2.5.0 General . 61
6.2.5.1 Referencing fields of a union type . 63
6.2.5.2 Option and union . 64
6.2.5.3 Nested type definition for field types . 64
6.2.6 The anytype . 64
6.2.7 Arrays . 65
6.2.8 The default type . 66
6.2.9 Communication port types . 67
6.2.10 Component types . 69
6.2.10.1 Component type definition . 69
6.2.10.2 Reuse of component types . 70
6.2.11 Component references . 72
6.2.12 Addressing entities inside the SUT . 74
6.2.13 Subtyping of structured types . 76
6.2.13.0 General . 76
6.2.13.1 Length subtyping of record ofs and set ofs . 76
6.2.13.2 List subtyping of structured types and anytype . 77
6.2.13.3 Subtyping of the iterated type of record ofs and set ofs . 79
6.2.13.4 Mixing subtyping mechanisms . 81
6.2.14 The timer type . 81
6.3 Type compatibility . 81
6.3.0 General . 81
6.3.1 Compatibility of non-structured types . 81
6.3.2 Compatibility of structured types . 83
6.3.2.0 General . 83
6.3.2.1 Compatibility of enumerated types . 83
6.3.2.2 Compatibility of record and record of types . 83
6.3.2.3 Compatibility of set and set of types . 85
6.3.2.4 Compatibility of union types . 85
6.3.2.5 Compatibility of anytype types . 86
6.3.2.6 Compatibility between sub-structures . 87
6.3.3 Compatibility of component types . 87
6.3.4 Type compatibility of communication and connection operations . 88
6.3.5 Type conversion . 88
6.3.6 Type compatibility of port types . 89
6.3.7 Type compatibility of timer types . 89
6.4 Type synonym . 89
7 Expressions . 89
7.0 General . 89
7.1 Operators . 90
7.1.0 General . 90
7.1.1 Arithmetic operators . 91
7.1.2 List operator . 92
7.1.3 Relational operators . 92
7.1.4 Logical operators . 95
7.1.5 Bitwise operators . 95
7.1.6 Shift operators . 96
7.1.7 Rotate operators . 97
ETSI
---------------------- Page: 4 ----------------------
5 ETSI ES 201 873-1 V4.10.1 (2018-05)
7.2 Field references and list ele me nts . 98
7.3 Decoded field reference . 98
8 Modules . 99
8.0 General . 99
8.1 Definition of a module . 99
8.2 Module definitions part . 100
8.2.0 General . 100
8.2.1 Module parameters . 101
8.2.2 Groups of definitions . 102
8.2.3 Importing from modules . 103
8.2.3.0 General . 103
8.2.3.1 General format of import . 103
8.2.3.2 Importing single definitions . 110
8.2.3.3 Importing groups . 111
8.2.3.4 Importing definitions of the same kind . 112
8.2.3.5 Importing all definitions of a module . 113
8.2.3.6 Import definitions from other TTCN-3 editions and from non-TTCN-3 modules . 113
8.2.3.7 Importing of import statements from TTCN-3 modules . 115
8.2.3.8 Compatibility of language specifications in imports . 116
8.2.4 Definition of friend modules . 117
8.2.5 Visibility of definitions . 117
8.3 Module control part . 119
9 Port types, component types and test configurations . 119
9.0 General . 119
9.1 Communication ports . 120
9.2 Test system interface . 122
10 Declaring constants . 124
11 Declaring variables . 124
11.0 General . 124
11.1 Value variables . 125
11.2 Template variables . 126
12 Declaring timers . 127
13 Declaring messages . 128
14 Declaring procedure signatures . 129
15 Declaring templates . 130
15.0 General . 130
15.1 Declaring message templates . 131
15.2 Declaring signature templates . 132
15.3 Global and local templates . 134
15.4 In-line Templates . 135
15.5 Modified templates . 136
15.6 Referencing elements of templates or template fields . 139
15.6.0 General . 139
15.6.1 Referencing individual string elements. 139
15.6.2 Referencing record and set fields . 140
15.6.3 Referencing record of and set of elements . 141
15.6.4 Referencing signature parameters . 144
15.6.5 Referencing union alternatives . 145
15.7 Template matching mechanisms . 146
15.7.0 General . 146
15.7.1 Specific values . 147
15.7.2 Special symbols that can be used instead of values . 148
15.7.3 Special symbols that can be used inside values . 149
15.7.4 Special symbols which describe attributes of values . 149
15.8 Template Restrictions . 150
15.9 Match Operation . 152
ETSI
---------------------- Page: 5 ----------------------
6 ETSI ES 201 873-1 V4.10.1 (2018-05)
15.10 Valueof Operation . 154
15.11 Concatenating templates of string and list types . 154
16 Functions, altsteps and testcases . 157
16.0 General . 157
16.1 Functions . 157
16.1.0 General . 157
16.1.1 Invoking functions . 160
16.1.2 Predefined functions . 161
16.1.3 External functions . 163
16.1.4 Invoking functions from specific places .
...
Final draft ETSI ES 201 873-1 V4.10.1 (2018-03)
ETSI STANDARD
Methods for Testing and Specification (MTS);
The Testing and Test Control Notation version 3;
Part 1: TTCN-3 Core Language
---------------------- Page: 1 ----------------------
2 Final draft ETSI ES 201 873-1 V4.10.1 (2018-03)
Reference
RES/MTS-201873-1v4A1
Keywords
language, methodology, testing, TTCN-3
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE
Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16
Siret N° 348 623 562 00017 - NAF 742 C
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° 7803/88
Important notice
The present document can be downloaded from:
http://www.etsi.org/standards-search
The present document may be made available in electronic versions and/or in print. The content of any electronic and/or
print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any
existing or perceived difference in contents between such versions and/or in print, the only prevailing document is the
print of the Portable Document Format (PDF) version kept on a specific network drive within ETSI Secretariat.
Users of the present document should be aware that the document may be subject to revision or change of status.
Information on the current status of this and other ETSI documents is available at
https://portal.etsi.org/TB/ETSIDeliverableStatus.aspx
If you find errors in the present document, please send your comment to one of the following services:
https://portal.etsi.org/People/CommiteeSupportStaff.aspx
Copyright Notification
No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying
and microfilm except as authorized by written permission of ETSI.
The content of the PDF version shall not be modified without the written authorization of ETSI.
The copyright and the foregoing restriction extend to reproduction in all media.
© ETSI 2018.
All rights reserved.
TM TM TM
DECT , PLUGTESTS , UMTS and the ETSI logo are trademarks of ETSI registered for the benefit of its Members.
TM TM
3GPP and LTE are trademarks of ETSI registered for the benefit of its Members and
of the 3GPP Organizational Partners.
oneM2M logo is protected for the benefit of its Members.
®
GSM and the GSM logo are trademarks registered and owned by the GSM Association.
ETSI
---------------------- Page: 2 ----------------------
3 Final draft ETSI ES 201 873-1 V4.10.1 (2018-03)
Contents
Intellectual Property Rights . 13
Foreword . 13
Modal verbs terminology . 13
1 Scope . 14
2 References . 14
2.1 Normative references . 14
2.2 Informative references . 15
3 Definitions and abbreviations . 16
3.1 Definitions . 16
3.2 Abbreviations . 21
4 Introduction . 22
4.0 General . 22
4.1 The core language and presentation formats . 23
4.2 Unanimity of the specification . 24
4.3 Conformance . 24
5 Basic language elements . 24
5.0 General . 24
5.1 Identifiers and keywords . 25
5.2 Scope rules . 26
5.2.0 General . 26
5.2.1 Scope of formal parameters . 28
5.2.2 Uniqueness of identifiers . 28
5.3 Ordering of language elements . 29
5.4 Parameterization . 29
5.4.0 General . 29
5.4.1 Formal parameters . 30
5.4.1.0 General . 30
5.4.1.1 Formal parameters of kind value . 30
5.4.1.2 Formal parameters of kind template . 33
5.4.2 Actual parameters . 35
5.5 Cyclic Definitions. 40
6 Types and values . 41
6.0 General . 41
6.1 Basic types and values . 42
6.1.0 Simple basic types and values. 42
6.1.1 Basic string types and values . 43
6.1.1.0 General . 43
6.1.1.1 Accessing individual string elements . 45
6.1.2 Subtyping of basic types . 46
6.1.2.0 General . 46
6.1.2.1 Lists of templates . 46
6.1.2.2 Lists of types . 46
6.1.2.3 Ranges . 47
6.1.2.4 String length restrictions . 47
6.1.2.5 Pattern subtyping of character string types . 48
6.1.2.6 Mixing subtyping mechanisms . 48
6.1.2.6.1 Mixing patterns, lists and ranges . 48
6.1.2.6.2 Using length restriction with other constraints . 49
6.2 Structured types and values . 49
6.2.0 General . 49
6.2.1 Record type and values . 51
6.2.1.0 General . 51
6.2.1.1 Referencing fields of a record type . 53
ETSI
---------------------- Page: 3 ----------------------
4 Final draft ETSI ES 201 873-1 V4.10.1 (2018-03)
6.2.1.2 Optional elements in a record. 55
6.2.1.3 Nested type definitions for field types . 55
6.2.2 Set type and values . 55
6.2.2.0 General . 55
6.2.2.1 Referencing fields of a set type . 56
6.2.2.2 Optional elements in a set . 56
6.2.2.3 Nested type definition for field types . 56
6.2.3 Records and sets of single types . 56
6.2.3.0 General . 56
6.2.3.1 Nested type definitions . 59
6.2.3.2 Referencing elements of record of and set of types . 59
6.2.4 Enumerated type and values . 60
6.2.5 Unions . 61
6.2.5.0 General . 61
6.2.5.1 Referencing fields of a union type . 63
6.2.5.2 Option and union . 64
6.2.5.3 Nested type definition for field types . 64
6.2.6 The anytype . 64
6.2.7 Arrays . 65
6.2.8 The default type . 66
6.2.9 Communication port types . 67
6.2.10 Component types . 69
6.2.10.1 Component type definition . 69
6.2.10.2 Reuse of component types . 70
6.2.11 Component references . 72
6.2.12 Addressing entities inside the SUT . 74
6.2.13 Subtyping of structured types . 76
6.2.13.0 General . 76
6.2.13.1 Length subtyping of record ofs and set ofs . 76
6.2.13.2 List subtyping of structured types and anytype . 77
6.2.13.3 Subtyping of the iterated type of record ofs and set ofs . 79
6.2.13.4 Mixing subtyping mechanisms . 81
6.2.14 The timer type . 81
6.3 Type compatibility . 81
6.3.0 General . 81
6.3.1 Compatibility of non-structured types . 81
6.3.2 Compatibility of structured types . 83
6.3.2.0 General . 83
6.3.2.1 Compatibility of enumerated types . 83
6.3.2.2 Compatibility of record and record of types . 83
6.3.2.3 Compatibility of set and set of types . 85
6.3.2.4 Compatibility of union types . 85
6.3.2.5 Compatibility of anytype types . 86
6.3.2.6 Compatibility between sub-structures . 87
6.3.3 Compatibility of component types . 87
6.3.4 Type compatibility of communication and connection operations . 88
6.3.5 Type conversion . 88
6.3.6 Type compatibility of port types . 89
6.3.7 Type compatibility of timer types . 89
6.4 Type synonym . 89
7 Expressions . 89
7.0 General . 89
7.1 Operators . 90
7.1.0 General . 90
7.1.1 Arithmetic operators . 91
7.1.2 List operator . 92
7.1.3 Relational operators . 92
7.1.4 Logical operators . 95
7.1.5 Bitwise operators . 95
7.1.6 Shift operators . 96
7.1.7 Rotate operators . 97
ETSI
---------------------- Page: 4 ----------------------
5 Final draft ETSI ES 201 873-1 V4.10.1 (2018-03)
7.2 Field references and list ele me nts . 98
7.3 Decoded field reference . 98
8 Modules . 99
8.0 General . 99
8.1 Definition of a module . 99
8.2 Module definitions part . 100
8.2.0 General . 100
8.2.1 Module parameters . 101
8.2.2 Groups of definitions . 102
8.2.3 Importing from modules . 103
8.2.3.0 General . 103
8.2.3.1 General format of import . 103
8.2.3.2 Importing single definitions . 110
8.2.3.3 Importing groups . 111
8.2.3.4 Importing definitions of the same kind . 112
8.2.3.5 Importing all definitions of a module . 113
8.2.3.6 Import definitions from other TTCN-3 editions and from non-TTCN-3 modules . 113
8.2.3.7 Importing of import statements from TTCN-3 modules . 115
8.2.3.8 Compatibility of language specifications in imports . 116
8.2.4 Definition of friend modules . 117
8.2.5 Visibility of definitions . 117
8.3 Module control part . 119
9 Port types, component types and test configurations . 119
9.0 General . 119
9.1 Communication ports . 120
9.2 Test system interface . 122
10 Declaring constants . 124
11 Declaring variables . 124
11.0 General . 124
11.1 Value variables . 125
11.2 Template variables . 126
12 Declaring timers . 127
13 Declaring messages . 128
14 Declaring procedure signatures . 129
15 Declaring templates . 130
15.0 General . 130
15.1 Declaring message templates . 131
15.2 Declaring signature templates . 132
15.3 Global and local templates . 134
15.4 In-line Templates . 135
15.5 Modified templates . 136
15.6 Referencing elements of templates or template fields . 139
15.6.0 General . 139
15.6.1 Referencing individual string elements. 139
15.6.2 Referencing record and set fields . 140
15.6.3 Referencing record of and set of elements . 141
15.6.4 Referencing signature parameters . 144
15.6.5 Referencing union alternatives . 145
15.7 Template matching mechanisms . 146
15.7.0 General . 146
15.7.1 Specific values . 147
15.7.2 Special symbols that can be used instead of values . 148
15.7.3 Special symbols that can be used inside values . 149
15.7.4 Special symbols which describe attributes of values . 149
15.8 Template Restrictions . 150
15.9 Match Operation . 152
ETSI
---------------------- Page: 5 ----------------------
6 Final draft ETSI ES 201 873-1 V4.10.1 (2018-03)
15.10 Valueof Operation . 154
15.11 Concatenating templates of string and list types . 154
16 Functions, altsteps and testcases . 157
16.0 General . 157
16.1 Functions . 157
16.1.0 General . 157
16.1.1 Invoking functions . 160
16.1.2 Predefined functions . 161
16.1.3 External functions . 163
16.1.4 Invoking functi
...
SLOVENSKI STANDARD
SIST ES 201 873-1 V4.10.1:2019
01-september-2019
Metode za preskušanje in specificiranje (MTS) - 3. različica zapisa preskušanja in
krmiljenja preskusov - 1. del: Jedrni jezik TTCN-3
Methods for Testing and Specification (MTS) - The Testing and Test Control Notation
version 3 - Part 1: TTCN-3 Core Language
Ta slovenski standard je istoveten z: ETSI ES 201 873-1 V4.10.1 (2018-05)
ICS:
33.040.01 Telekomunikacijski sistemi Telecommunication systems
na splošno in general
35.060 Jeziki, ki se uporabljajo v Languages used in
informacijski tehniki in information technology
tehnologiji
SIST ES 201 873-1 V4.10.1:2019 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
---------------------- Page: 1 ----------------------
SIST ES 201 873-1 V4.10.1:2019
---------------------- Page: 2 ----------------------
SIST ES 201 873-1 V4.10.1:2019
ETSI ES 201 873-1 V4.10.1 (2018-05)
ETSI STANDARD
Methods for Testing and Specification (MTS);
The Testing and Test Control Notation version 3;
Part 1: TTCN-3 Core Language
---------------------- Page: 3 ----------------------
SIST ES 201 873-1 V4.10.1:2019
2 ETSI ES 201 873-1 V4.10.1 (2018-05)
Reference
RES/MTS-201873-1v4A1
Keywords
language, methodology, testing, TTCN-3
ETSI
650 Route des Lucioles
F-06921 Sophia Antipolis Cedex - FRANCE
Tel.: +33 4 92 94 42 00 Fax: +33 4 93 65 47 16
Siret N° 348 623 562 00017 - NAF 742 C
Association à but non lucratif enregistrée à la
Sous-Préfecture de Grasse (06) N° 7803/88
Important notice
The present document can be downloaded from:
http://www.etsi.org/standards-search
The present document may be made available in electronic versions and/or in print. The content of any electronic and/or
print versions of the present document shall not be modified without the prior written authorization of ETSI. In case of any
existing or perceived difference in contents between such versions and/or in print, the only prevailing document is the
print of the Portable Document Format (PDF) version kept on a specific network drive within ETSI Secretariat.
Users of the present document should be aware that the document may be subject to revision or change of status.
Information on the current status of this and other ETSI documents is available at
https://portal.etsi.org/TB/ETSIDeliverableStatus.aspx
If you find errors in the present document, please send your comment to one of the following services:
https://portal.etsi.org/People/CommiteeSupportStaff.aspx
Copyright Notification
No part may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying
and microfilm except as authorized by written permission of ETSI.
The content of the PDF version shall not be modified without the written authorization of ETSI.
The copyright and the foregoing restriction extend to reproduction in all media.
© ETSI 2018.
All rights reserved.
TM TM TM
DECT , PLUGTESTS , UMTS and the ETSI logo are trademarks of ETSI registered for the benefit of its Members.
TM TM
3GPP and LTE are trademarks of ETSI registered for the benefit of its Members and
of the 3GPP Organizational Partners.
oneM2M logo is protected for the benefit of its Members.
®
GSM and the GSM logo are trademarks registered and owned by the GSM Association.
ETSI
---------------------- Page: 4 ----------------------
SIST ES 201 873-1 V4.10.1:2019
3 ETSI ES 201 873-1 V4.10.1 (2018-05)
Contents
Intellectual Property Rights . 13
Foreword . 13
Modal verbs terminology . 13
1 Scope . 14
2 References . 14
2.1 Normative references . 14
2.2 Informative references . 15
3 Definitions and abbreviations . 16
3.1 Definitions . 16
3.2 Abbreviations . 21
4 Introduction . 22
4.0 General . 22
4.1 The core language and presentation formats . 23
4.2 Unanimity of the specification . 24
4.3 Conformance . 24
5 Basic language elements . 24
5.0 General . 24
5.1 Identifiers and keywords . 25
5.2 Scope rules . 26
5.2.0 General . 26
5.2.1 Scope of formal parameters . 28
5.2.2 Uniqueness of identifiers . 28
5.3 Ordering of language elements . 29
5.4 Parameterization . 29
5.4.0 General . 29
5.4.1 Formal parameters . 30
5.4.1.0 General . 30
5.4.1.1 Formal parameters of kind value . 30
5.4.1.2 Formal parameters of kind template . 33
5.4.2 Actual parameters . 35
5.5 Cyclic Definitions. 40
6 Types and values . 41
6.0 General . 41
6.1 Basic types and values . 42
6.1.0 Simple basic types and values. 42
6.1.1 Basic string types and values . 43
6.1.1.0 General . 43
6.1.1.1 Accessing individual string elements . 45
6.1.2 Subtyping of basic types . 46
6.1.2.0 General . 46
6.1.2.1 Lists of templates . 46
6.1.2.2 Lists of types . 46
6.1.2.3 Ranges . 47
6.1.2.4 String length restrictions . 47
6.1.2.5 Pattern subtyping of character string types . 48
6.1.2.6 Mixing subtyping mechanisms . 48
6.1.2.6.1 Mixing patterns, lists and ranges . 48
6.1.2.6.2 Using length restriction with other constraints . 49
6.2 Structured types and values . 49
6.2.0 General . 49
6.2.1 Record type and values . 51
6.2.1.0 General . 51
6.2.1.1 Referencing fields of a record type . 53
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6.2.1.2 Optional elements in a record. 55
6.2.1.3 Nested type definitions for field types . 55
6.2.2 Set type and values . 55
6.2.2.0 General . 55
6.2.2.1 Referencing fields of a set type . 56
6.2.2.2 Optional elements in a set . 56
6.2.2.3 Nested type definition for field types . 56
6.2.3 Records and sets of single types . 56
6.2.3.0 General . 56
6.2.3.1 Nested type definitions . 59
6.2.3.2 Referencing elements of record of and set of types . 59
6.2.4 Enumerated type and values . 60
6.2.5 Unions . 61
6.2.5.0 General . 61
6.2.5.1 Referencing fields of a union type . 63
6.2.5.2 Option and union . 64
6.2.5.3 Nested type definition for field types . 64
6.2.6 The anytype . 64
6.2.7 Arrays . 65
6.2.8 The default type . 66
6.2.9 Communication port types . 67
6.2.10 Component types . 69
6.2.10.1 Component type definition . 69
6.2.10.2 Reuse of component types . 70
6.2.11 Component references . 72
6.2.12 Addressing entities inside the SUT . 74
6.2.13 Subtyping of structured types . 76
6.2.13.0 General . 76
6.2.13.1 Length subtyping of record ofs and set ofs . 76
6.2.13.2 List subtyping of structured types and anytype . 77
6.2.13.3 Subtyping of the iterated type of record ofs and set ofs . 79
6.2.13.4 Mixing subtyping mechanisms . 81
6.2.14 The timer type . 81
6.3 Type compatibility . 81
6.3.0 General . 81
6.3.1 Compatibility of non-structured types . 81
6.3.2 Compatibility of structured types . 83
6.3.2.0 General . 83
6.3.2.1 Compatibility of enumerated types . 83
6.3.2.2 Compatibility of record and record of types . 83
6.3.2.3 Compatibility of set and set of types . 85
6.3.2.4 Compatibility of union types . 85
6.3.2.5 Compatibility of anytype types . 86
6.3.2.6 Compatibility between sub-structures . 87
6.3.3 Compatibility of component types . 87
6.3.4 Type compatibility of communication and connection operations . 88
6.3.5 Type conversion . 88
6.3.6 Type compatibility of port types . 89
6.3.7 Type compatibility of timer types . 89
6.4 Type synonym . 89
7 Expressions . 89
7.0 General . 89
7.1 Operators . 90
7.1.0 General . 90
7.1.1 Arithmetic operators . 91
7.1.2 List operator . 92
7.1.3 Relational operators . 92
7.1.4 Logical operators . 95
7.1.5 Bitwise operators . 95
7.1.6 Shift operators . 96
7.1.7 Rotate operators . 97
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7.2 Field references and list ele me nts . 98
7.3 Decoded field reference . 98
8 Modules . 99
8.0 General . 99
8.1 Definition of a module . 99
8.2 Module definitions part . 100
8.2.0 General . 100
8.2.1 Module parameters . 101
8.2.2 Groups of definitions . 102
8.2.3 Importing from modules . 103
8.2.3.0 General . 103
8.2.3.1 General format of import . 103
8.2.3.2 Importing single definitions . 110
8.2.3.3 Importing groups . 111
8.2.3.4 Importing definitions of the same kind . 112
8.2.3.5 Importing all definitions of a module . 113
8.2.3.6 Import definitions from other TTCN-3 editions and from non-TTCN-3 modules . 113
8.2.3.7 Importing of import statements from TTCN-3 modules . 115
8.2.3.8 Compatibility of language specifications in imports . 116
8.2.4 Definition of friend modules . 117
8.2.5 Visibility of definitions . 117
8.3 Module control part . 119
9 Port types, component types and test configurations . 119
9.0 General . 119
9.1 Communication ports . 120
9.2 Test system interface . 122
10 Declaring constants . 124
11 Declaring variables . 124
11.0 General . 124
11.1 Value variables . 125
11.2 Template variables . 126
12 Declaring timers . 127
13 Declaring messages . 128
14 Declaring procedure signatures . 129
15 Declaring templates . 130
15.0 General . 130
15.1 Declaring message templates . 131
15.2 Declaring signature templates . 132
15.3 Global and local templates . 134
15.4 In-line Templates . 135
15.5 Modified templates . 136
15.6 Referencing elements of templates or template fields . 139
15.6.0 General . 139
15.6.1 Referencing individual string elements. 139
15.6.2 Referencing record and set fields . 140
15.6.3 Referencing record of and set of elements . 141
15.6.4 Referencing signature parameters . 144
15.6.5 Referencing union alternatives . 145
15.7 Template matching mechanisms . 146
15.7.0 General . 146
15.7.1 Specific values . 147
15.7.2 Special symbols that can be used instead of values . 148
15.7.3 Special symbols that can be used inside values . 149
15.7.4 Special symbols which describe attributes of values . 149
15.8 Template Restrictions . 150
15.9 Match Operation . 152
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15.10 Valueof Operation . 154
15.11 Concatenating templates of string and list types . 154
16 Functions, altsteps and testcases .
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