SIST ES 201 873-1 V4.10.1:2019

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

Methods for Testing and Specification (MTS) - The Testing and Test Control Notation

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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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

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

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

15.10 Valueof Operation ................................................................................................................................. 154

15.11 Concatenating templates of string and list types ................................................................................... 154