From 936e2e93142543b685365e7ea615a5b77a88ec35 Mon Sep 17 00:00:00 2001
From: Daniel Shahaf <d.s@daniel.shahaf.name>
Date: Fri, 1 Jan 2016 16:35:00 +0000
Subject: [PATCH] tests: Add another comment.  No functional change.

---
 tests/test-highlighting.zsh | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tests/test-highlighting.zsh b/tests/test-highlighting.zsh
index d80cc46..5d35452 100755
--- a/tests/test-highlighting.zsh
+++ b/tests/test-highlighting.zsh
@@ -112,6 +112,9 @@ run_test_internal() {
   done
 }
 
+# Run a single test file.  The exit status is 1 if the test harness had
+# an error and 0 otherwise.  The exit status does not depend on whether
+# test points succeeded or failed.
 run_test() {
   # Do not combine the declaration and initialization: «local x="$(false)"» does not set $?.
   local __tests_tempdir