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authorrillig <rillig@pkgsrc.org>2020-05-11 19:17:22 +0000
committerrillig <rillig@pkgsrc.org>2020-05-11 19:17:22 +0000
commit39abfafd824c2c48efb7cf955be472efa3332bd0 (patch)
tree825df68ce0b55833ee07ab1e1dbea04bf6008607 /regress/infra-unittests
parenta880395fa2cd2ba5ddb93efa695963e868592f80 (diff)
downloadpkgsrc-39abfafd824c2c48efb7cf955be472efa3332bd0.tar.gz
regress/infra-unittests: add tests for identity substitutions
Diffstat (limited to 'regress/infra-unittests')
-rw-r--r--regress/infra-unittests/subst.sh10
1 files changed, 9 insertions, 1 deletions
diff --git a/regress/infra-unittests/subst.sh b/regress/infra-unittests/subst.sh
index 1d2d24f3dad..9268740f466 100644
--- a/regress/infra-unittests/subst.sh
+++ b/regress/infra-unittests/subst.sh
@@ -1,5 +1,5 @@
#! /bin/sh
-# $NetBSD: subst.sh,v 1.34 2020/05/11 19:13:10 rillig Exp $
+# $NetBSD: subst.sh,v 1.35 2020/05/11 19:17:22 rillig Exp $
#
# Tests for mk/subst.mk.
#
@@ -1215,6 +1215,14 @@ if test_case_begin "identity substitution implementation"; then
assert_identity 'no' -e 's,[&],&,'
assert_identity 'no' -e 's,&,\&,' # this would be an identity
+ # References to Makefile variables can be identical too.
+ # See converters/help2man for an example.
+ assert_identity 'yes' -e 's,\$(var),$(var),'
+
+ # An unescaped dollar means end-of-line and cannot be part of an
+ # identity substitution. This may happen, but is clearly a typo.
+ assert_identity 'no' -e 's,$(var),$(var),'
+
test_case_end
fi