diff options
Diffstat (limited to 'contrib/bmake/unit-tests/varmod-subst.mk')
| -rw-r--r-- | contrib/bmake/unit-tests/varmod-subst.mk | 84 |
1 files changed, 63 insertions, 21 deletions
diff --git a/contrib/bmake/unit-tests/varmod-subst.mk b/contrib/bmake/unit-tests/varmod-subst.mk index 763535ff835a..0ddf2cfb2019 100644 --- a/contrib/bmake/unit-tests/varmod-subst.mk +++ b/contrib/bmake/unit-tests/varmod-subst.mk @@ -1,4 +1,4 @@ -# $NetBSD: varmod-subst.mk,v 1.9 2021/09/06 21:18:55 rillig Exp $ +# $NetBSD: varmod-subst.mk,v 1.12 2023/06/16 07:20:45 rillig Exp $ # # Tests for the :S,from,to, variable modifier. @@ -9,83 +9,117 @@ all: mod-subst-dollar WORDS= sequences of letters +# The empty pattern never matches anything. .if ${WORDS:S,,,} != ${WORDS} -. warning The empty pattern matches something. +. error .endif +# The :S modifier flag '1' is applied exactly once. .if ${WORDS:S,e,*,1} != "s*quences of letters" -. warning The :S modifier flag '1' is not applied exactly once. +. error .endif +# The :S modifier flag '1' is applied to the first occurrence, no matter if +# the occurrence is in the first word or not. .if ${WORDS:S,f,*,1} != "sequences o* letters" -. warning The :S modifier flag '1' is only applied to the first word,\ - not to the first occurrence. +. error .endif +# The :S modifier replaces every first match per word. .if ${WORDS:S,e,*,} != "s*quences of l*tters" -. warning The :S modifier does not replace every first match per word. +. error .endif +# The :S modifier flag 'g' replaces every occurrence. .if ${WORDS:S,e,*,g} != "s*qu*nc*s of l*tt*rs" -. warning The :S modifier flag 'g' does not replace every occurrence. +. error .endif +# The '^' in the search pattern anchors the pattern at the beginning of each +# word, thereby matching a prefix. .if ${WORDS:S,^sequ,occurr,} != "occurrences of letters" -. warning The :S modifier fails for a short match anchored at the start. +. error .endif +# The :S modifier with a '^' anchor replaces the whole word if that word is +# exactly the pattern. .if ${WORDS:S,^of,with,} != "sequences with letters" -. warning The :S modifier fails for an exact match anchored at the start. +. error .endif +# The :S modifier does not match if the pattern is longer than the word. .if ${WORDS:S,^office,does not match,} != ${WORDS} -. warning The :S modifier matches a too long pattern anchored at the start. +. warning .endif +# The '$' in the search pattern anchors the pattern at the end of each word, +# thereby matching a suffix. .if ${WORDS:S,f$,r,} != "sequences or letters" -. warning The :S modifier fails for a short match anchored at the end. +. error .endif +# The :S modifier with a '$' anchor replaces at most one occurrence per word. .if ${WORDS:S,s$,,} != "sequence of letter" -. warning The :S modifier fails to replace one occurrence per word. +. error .endif +# The :S modifier with a '$' anchor replaces the whole word if that word is +# exactly the pattern. .if ${WORDS:S,of$,,} != "sequences letters" -. warning The :S modifier fails for an exact match anchored at the end. +. error .endif +# The :S modifier with a '$' anchor and a pattern that is longer than a word +# cannot match that word. .if ${WORDS:S,eof$,,} != ${WORDS} -. warning The :S modifier matches a too long pattern anchored at the end. +. warning .endif +# The :S modifier with the '^' and '$' anchors matches an exact word. .if ${WORDS:S,^of$,,} != "sequences letters" -. warning The :S modifier does not match a word anchored at both ends. +. error .endif +# The :S modifier with the '^' and '$' anchors does not match a word that +# starts with the pattern but is longer than the pattern. .if ${WORDS:S,^o$,,} != ${WORDS} -. warning The :S modifier matches a prefix anchored at both ends. +. error .endif +# The :S modifier with the '^' and '$' anchors does not match a word that ends +# with the pattern but is longer than the pattern. .if ${WORDS:S,^f$,,} != ${WORDS} -. warning The :S modifier matches a suffix anchored at both ends. +. error .endif +# The :S modifier with the '^' and '$' anchors does not match a word if the +# pattern ends with the word but is longer than the word. .if ${WORDS:S,^eof$,,} != ${WORDS} -. warning The :S modifier matches a too long prefix anchored at both ends. +. error .endif +# The :S modifier with the '^' and '$' anchors does not match a word if the +# pattern starts with the word but is longer than the word. .if ${WORDS:S,^office$,,} != ${WORDS} -. warning The :S modifier matches a too long suffix anchored at both ends. +. error .endif +# Except for the '^' and '$' anchors, the pattern does not contain any special +# characters, so the '*' from the pattern would only match a literal '*' in a +# word. .if ${WORDS:S,*,replacement,} != ${WORDS} -. error The '*' seems to be interpreted as a wildcard of some kind. +. error .endif +# Except for the '^' and '$' anchors, the pattern does not contain any special +# characters, so the '.' from the pattern would only match a literal '.' in a +# word. .if ${WORDS:S,.,replacement,} != ${WORDS} -. error The '.' seems to be interpreted as a wildcard of some kind. +. error .endif +# The '&' in the replacement is a placeholder for the text matched by the +# pattern. .if ${:Uvalue:S,^val,&,} != "value" . error .endif @@ -99,6 +133,14 @@ WORDS= sequences of letters . error .endif + +# When a word is replaced with nothing, the remaining words are separated by a +# single space, not two. +.if ${1 2 3:L:S,2,,} != "1 3" +. error +.endif + + mod-subst: @echo $@: @echo :${:Ua b b c:S,a b,,:Q}: |