From f876a456153d09b0cda04f880c89479bdfc7ad13 Mon Sep 17 00:00:00 2001
From: Joel Rosdahl <joel@rosdahl.net>
Date: Tue, 22 Oct 2024 18:48:27 +0200
Subject: [PATCH] test: Add and use postdate function for making future
 filestamps

---
 test/run              | 4 ++++
 test/suites/base.bash | 9 +++------
 2 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/test/run b/test/run
index cb176050..e098875a 100755
--- a/test/run
+++ b/test/run
@@ -141,6 +141,10 @@ backdate() {
     touch -t $((199901010000 + m)) "$@"
 }
 
+postdate() {
+    touch -t "$(($(date -u +%Y) + 1))01030000" "$@"
+}
+
 file_size() {
     wc -c $1 | awk '{print $1}'
 }
diff --git a/test/suites/base.bash b/test/suites/base.bash
index f2af8700..6cbbaaeb 100644
--- a/test/suites/base.bash
+++ b/test/suites/base.bash
@@ -284,9 +284,7 @@ fi
     # -------------------------------------------------------------------------
     TEST "Too new source file"
 
-    futuretimestamp=$(expr 1 + $(date -u +%Y))01030000
-    touch new.c
-    touch -t $futuretimestamp new.c
+    postdate new.c
 
     $CCACHE_COMPILE -c new.c
     expect_stat modified_input_file 1
@@ -305,7 +303,7 @@ EOF
     cat <<EOF >new.h
 int test;
 EOF
-    touch -t $futuretimestamp new.h
+    postdate new.h
 
     $CCACHE_COMPILE -c new.c
     expect_stat modified_input_file 1
@@ -318,8 +316,7 @@ EOF
     # -------------------------------------------------------------------------
     TEST "Too new source file ignored if sloppy"
 
-    touch new.c
-    touch -t $futuretimestamp new.c
+    postdate new.c
 
     CCACHE_SLOPPINESS="$DEFAULT_SLOPPINESS include_file_mtime" $CCACHE_COMPILE -c new.c
     expect_stat cache_miss 1
-- 
2.47.2