xref: /freebsd/contrib/bmake/unit-tests/varmod-order.mk (revision 734e82fe33aa764367791a7d603b383996c6b40b)
1# $NetBSD: varmod-order.mk,v 1.11 2023/06/01 20:56:35 rillig Exp $
2#
3# Tests for the :O variable modifier and its variants, which either sort the
4# words of the value or shuffle them.
5
6WORDS=		one two three four five six seven eight nine ten
7NUMBERS=	8 5 4 9 1 7 6 10 3 2	# in English alphabetical order
8
9.if ${WORDS:O} != "eight five four nine one seven six ten three two"
10.  error ${WORDS:O}
11.endif
12
13# Unknown modifier "OX"
14# FIXME: The error message is wrong.
15# expect+1: Undefined variable "${WORDS:OX"
16_:=	${WORDS:OX}
17
18# Unknown modifier "OxXX"
19# FIXME: The error message is wrong.
20# expect+1: Undefined variable "${WORDS:Ox"
21_:=	${WORDS:OxXX}
22
23# Missing closing brace, to cover the error handling code.
24_:=	${WORDS:O
25_:=	${NUMBERS:On
26_:=	${NUMBERS:Onr
27
28# Shuffling numerically doesn't make sense, so don't allow 'x' and 'n' to be
29# combined.
30#
31# expect: make: Bad modifier ":Oxn" for variable "NUMBERS"
32# expect+1: Malformed conditional (${NUMBERS:Oxn})
33.if ${NUMBERS:Oxn}
34.  error
35.else
36.  error
37.endif
38
39# Extra characters after ':On' are detected and diagnosed.
40# TODO: Add line number information to the "Bad modifier" diagnostic.
41#
42# expect: make: Bad modifier ":On_typo" for variable "NUMBERS"
43# expect+1: Malformed conditional (${NUMBERS:On_typo})
44.if ${NUMBERS:On_typo}
45.  error
46.else
47.  error
48.endif
49
50# Extra characters after ':Onr' are detected and diagnosed.
51#
52# expect: make: Bad modifier ":Onr_typo" for variable "NUMBERS"
53# expect+1: Malformed conditional (${NUMBERS:Onr_typo})
54.if ${NUMBERS:Onr_typo}
55.  error
56.else
57.  error
58.endif
59
60# Extra characters after ':Orn' are detected and diagnosed.
61#
62# expect: make: Bad modifier ":Orn_typo" for variable "NUMBERS"
63# expect+1: Malformed conditional (${NUMBERS:Orn_typo})
64.if ${NUMBERS:Orn_typo}
65.  error
66.else
67.  error
68.endif
69
70# Repeating the 'n' is not supported.  In the typical use cases, the sorting
71# criteria are fixed, not computed, therefore allowing this redundancy does
72# not make sense.
73#
74# expect: make: Bad modifier ":Onn" for variable "NUMBERS"
75# expect+1: Malformed conditional (${NUMBERS:Onn})
76.if ${NUMBERS:Onn}
77.  error
78.else
79.  error
80.endif
81
82# Repeating the 'r' is not supported as well, for the same reasons as above.
83#
84# expect: make: Bad modifier ":Onrr" for variable "NUMBERS"
85# expect+1: Malformed conditional (${NUMBERS:Onrr})
86.if ${NUMBERS:Onrr}
87.  error
88.else
89.  error
90.endif
91
92# Repeating the 'r' is not supported as well, for the same reasons as above.
93#
94# expect: make: Bad modifier ":Orrn" for variable "NUMBERS"
95# expect+1: Malformed conditional (${NUMBERS:Orrn})
96.if ${NUMBERS:Orrn}
97.  error
98.else
99.  error
100.endif
101
102
103# If a modifier that starts with ':O' is not one of the known sort or shuffle
104# forms, it is a parse error.  Several other modifiers such as ':H' or ':u'
105# fall back to the SysV modifier, for example, ':H=new' is not the standard
106# ':H' modifier but instead replaces a trailing 'H' with 'new' in each word.
107# There is no such fallback for the ':O' modifiers.
108SWITCH=	On
109# expect: make: Bad modifier ":On=Off" for variable "SWITCH"
110# expect+1: Malformed conditional (${SWITCH:On=Off} != "Off")
111.if ${SWITCH:On=Off} != "Off"
112.  error
113.else
114.  error
115.endif
116
117all:
118