tests: filter strace output in uname test

* tests/uname.test: Use uniq to filter strace output.

diff --git a/tests/uname.test b/tests/uname.test
index d11af15d7849d34d75428c16b25f70c19429c245..e699f1cd1ed9d7b3a0b5aa336ab79b2afb0a28ee 100755 (executable)
--- a/tests/uname.test
+++ b/tests/uname.test
@@ -4,8 +4,12 @@
 
 . "${srcdir=.}/init.sh"
 
+check_prog uniq
+
 run_prog > /dev/null
 OUT="$LOG.out"
-run_strace -v -euname $args >"$OUT"
-match_diff "$LOG" "$OUT"
-rm -f "$OUT"
+EXP="$LOG.exp"
+run_strace -v -euname $args > "$EXP"
+uniq < "$LOG" > "$OUT"
+match_diff "$OUT" "$EXP"
+rm -f "$OUT" "$EXP"