From 6a94088cc3d539bdc15b824befc083f7ff8d0288 Mon Sep 17 00:00:00 2001
From: Johannes Schindelin <johannes.schindelin@gmx.de>
Date: Fri, 30 Oct 2015 12:02:56 -0700
Subject: test: facilitate debugging Git executables in tests with gdb

When prefixing a Git call in the test suite with 'debug ', it will
now be run with GDB, allowing the developer to debug test failures
more conveniently.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---
 t/test-lib-functions.sh | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 't/test-lib-functions.sh')

diff --git a/t/test-lib-functions.sh b/t/test-lib-functions.sh
index 6dffb8bcde..73e37a1f6c 100644
--- a/t/test-lib-functions.sh
+++ b/t/test-lib-functions.sh
@@ -145,6 +145,14 @@ test_pause () {
 	fi
 }
 
+# Wrap git in gdb. Adding this to a command can make it easier to
+# understand what is going on in a failing test.
+#
+# Example: "debug git checkout master".
+debug () {
+	 GIT_TEST_GDB=1 "$@"
+}
+
 # Call test_commit with the arguments "<message> [<file> [<contents> [<tag>]]]"
 #
 # This will commit a file with the given contents and the given commit
-- 
cgit v1.2.3