[src/trunk]: src/usr.bin/make/unit-tests tests/make: extend tests for the ':=...

[rillig <rillig%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/ccc4ab65dacf
branches:  trunk
changeset: 369932:ccc4ab65dacf
user:      rillig <rillig%NetBSD.org@localhost>
date:      Thu Sep 08 20:23:45 2022 +0000

description:
tests/make: extend tests for the ':=' assignment operator

diffstat:

 usr.bin/make/unit-tests/var-op-expand.exp |   8 ++++----
 usr.bin/make/unit-tests/var-op-expand.mk  |  13 +++++++++++--
 2 files changed, 15 insertions(+), 6 deletions(-)

diffs (63 lines):

diff -r 838f208b7a33 -r ccc4ab65dacf usr.bin/make/unit-tests/var-op-expand.exp
--- a/usr.bin/make/unit-tests/var-op-expand.exp Thu Sep 08 20:22:55 2022 +0000
+++ b/usr.bin/make/unit-tests/var-op-expand.exp Thu Sep 08 20:23:45 2022 +0000
@@ -1,7 +1,7 @@
-make: "var-op-expand.mk" line 265: Unknown modifier "s,value,replaced,"
-make: "var-op-expand.mk" line 268: warning: XXX Neither branch should be taken.
-make: "var-op-expand.mk" line 273: Unknown modifier "s,value,replaced,"
-make: "var-op-expand.mk" line 274: warning: XXX Neither branch should be taken.
+make: "var-op-expand.mk" line 274: Unknown modifier "s,value,replaced,"
+make: "var-op-expand.mk" line 277: warning: XXX Neither branch should be taken.
+make: "var-op-expand.mk" line 282: Unknown modifier "s,value,replaced,"
+make: "var-op-expand.mk" line 283: warning: XXX Neither branch should be taken.
 make: Fatal errors encountered -- cannot continue
 make: stopped in unit-tests
 exit status 1
diff -r 838f208b7a33 -r ccc4ab65dacf usr.bin/make/unit-tests/var-op-expand.mk
--- a/usr.bin/make/unit-tests/var-op-expand.mk  Thu Sep 08 20:22:55 2022 +0000
+++ b/usr.bin/make/unit-tests/var-op-expand.mk  Thu Sep 08 20:23:45 2022 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: var-op-expand.mk,v 1.16 2021/12/28 10:47:00 rillig Exp $
+# $NetBSD: var-op-expand.mk,v 1.17 2022/09/08 20:23:45 rillig Exp $
 #
 # Tests for the := variable assignment operator, which expands its
 # right-hand side.
@@ -37,7 +37,7 @@
 .endif
 
 
-# reference to a variable containing a literal dollar sign
+# reference to a variable containing literal dollar signs
 REF=           $$ $$$$ $$$$$$$$
 VAR:=          ${REF}
 REF=           too late
@@ -49,6 +49,9 @@
 # reference to an undefined variable
 .undef UNDEF
 VAR:=          <${UNDEF}>
+.if ${VAR} != "<>"
+.  error
+.endif
 UNDEF=         after
 .if ${VAR} != "<after>"
 .  error
@@ -68,6 +71,9 @@
 # expression with an indirect modifier referring to an undefined variable
 .undef UNDEF
 VAR:=          ${:${UNDEF}}
+.if ${VAR} != ""
+.  error
+.endif
 UNDEF=         Uwas undefined
 .if ${VAR} != "was undefined"
 .  error
@@ -99,6 +105,9 @@
 REF2=          <${REF3}>
 REF=           ${REF2}
 VAR:=          ${REF}
+.if ${VAR} != "<>"
+.  error
+.endif
 REF3=          too late
 .if ${VAR} != "<too late>"
 .  error