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|
name: strsub-basic
description:
Valid string substitutions
stdin:
echo empty ${v/old/new}
v=old
echo empty ${v/old/}
echo ${v/new/}
v='old new'
echo ${v/old/new}
v='new old'
echo ${v/old/new}
echo "${v/old/new}"
expected-stdout:
empty
empty
old
new new
new new
new new
---
name: strsub-multiline
description:
Value spanning multiple lines
stdin:
v=`cat <<!
bsd
bsd.rd
bsd.sp
!`
echo ${v/bsd.rd/}
expected-stdout:
bsd bsd.sp
---
name: strsub-global
description:
Replace all occurrences
stdin:
v='old new old'
echo ${v//old/new}
v='w h i t e s p a c e'
echo ${v//[[:blank:]]/}
v='/usr/src'
echo ${v//\////}
expected-stdout:
new new new
whitespace
//usr//src
---
name: strsub-nested
description:
Nested substitutions
stdin:
v=old
echo ${u:-${v/old/new}}
v='old new'
echo ${v/old/${v/old/new}}
expected-stdout:
new
new new new
---
name: strsub-longest
description:
Favor the first longest match
stdin:
v='old/old'
echo ${v/old?(\/)/new }
echo ${v/o*/new}
echo ${v//old?(\/)/new}
echo ${v//?(\/)old//}
expected-stdout:
new old
new
newnew
//
---
name: strsub-replacement-1
description:
Variables are expanded
stdin:
v=old
r=new
echo ${v/old/$r}
expected-stdout:
new
---
name: strsub-replacement-2
description:
The replacement is not treated as magic
stdin:
v=old
echo ${v/old/new*}
expected-stdout:
new*
---
name: strsub-missing-pattern
description:
A pattern is not required
stdin:
v=old
echo ${v/}
expected-stdout:
old
---
name: strsub-nounset
description:
Respect nounset
stdin:
set -u
echo ${v/old/new}
expected-stderr-pattern:
/v: parameter not set/
expected-exit: 1
---
name: strsub-posix
description:
Respect POSIX
env-setup: !POSIXLY_CORRECT=!
stdin:
echo ${v/old/new}
expected-stderr-pattern:
/bad substitution/
expected-exit: 1
---
|
