1 file changed, 6 insertions, 2 deletions
diff --git a/tests/t0205-config.sh b/tests/t0205-config.sh
index f13b2ec..32c260e 100755
--- a/tests/t0205-config.sh
+++ b/tests/t0205-config.sh
@@ -6,6 +6,9 @@ test_description='Check configuration diagnostics'
 . ./setup.sh
 
 test_expect_success 'set up configs' '
+	write_script drain-filter <<-\EOF &&
+	cat >/dev/null
+	EOF
 	cgitrc_repo diagrc diag no-such-key=1 "repo.path=$PWD/repos/foo/.git" repo.no-such-repo-key=1 &&
 	{
 		echo "virtual-root=/" &&
@@ -14,7 +17,7 @@ test_expect_success 'set up configs' '
 		echo "repo.url=diag" &&
 		echo "repo.path=$PWD/repos/foo/.git" &&
 		echo "repo.readme=:file-1" &&
-		echo "repo.about-filter=exec:true"
+		echo "repo.about-filter=exec:$PWD/drain-filter"
 	} >earlyrc
 '
 
@@ -55,7 +58,8 @@ test_expect_success 'the flag lets a scanned repository set its filters' '
 '
 
 # The filter prints nothing, so an empty about div shows that it ran in place
-# of the readme.
+# of the readme. It reads its input first, so its exit cannot race cgit's
+# write.
 test_expect_success 'a repo filter in the main cgitrc needs no flag' '
 	cgit_rc earlyrc "url=diag/about/" >tmp 2>err &&
 	grep "<div id=.about.></div>" tmp &&