From 1891cf0f12e32d647e24e7da6730e10d48d33fc3 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sun, 30 Oct 2016 15:03:07 +0000
Subject: Test suite: Document args to t-has-ancestor

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---
 tests/lib | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tests/lib b/tests/lib
index ee4bfd0..1d189a9 100644
--- a/tests/lib
+++ b/tests/lib
@@ -188,6 +188,8 @@ t-git-merge-base () {
 }
 
 t-has-ancestor () {
+	# t-has-ancestor ANCESTOR
+	# (CHILD is implicit, HEAD)
 	local now=`git rev-parse HEAD`
 	local ancestor=`git rev-parse $1^{}`
 	local mbase=`t-git-merge-base $ancestor $now`
-- 
cgit v1.2.3