test suite: debchange: Work around faketime TZ bug

[dgit.git] / tests / tstunt / debchange

diff --git a/tests/tstunt/debchange b/tests/tstunt/debchange
index 8c81823f27a5e5a55570cb221b2b5d09999230be..e5ec4d8a3cf9e369e6048e0cef6fe95301c11617 100755 (executable)
--- a/tests/tstunt/debchange
+++ b/tests/tstunt/debchange
@@ -1,4 +1,16 @@
 #!/bin/sh
+set -e
+
+spec=$(date --rfc-3339=seconds -d @"${GIT_AUTHOR_DATE% *}")
+spec=${spec%+*}
+
+# The nonsense with TZ is to work around #907264
+tz_set=${TZ+set}
+if ! test "$tz_set"; then tz_undef=-u; fi
+
 set -x
-faketime @"${GIT_AUTHOR_DATE% *}" \
-"$DGIT_TEST_REAL_DEBCHANGE" "$@"
+
+env TZ=UTC \
+faketime -f "$spec" \
+env $tz_undef TZ${tz_set:+=}"$TZ" \
+"${DGIT_TEST_REAL_DEBCHANGE-debchange}" "$@"