test: change "#!/bin/bash" to "#!/usr/bin/env bash" enhances portability

Change #!/bin/bash at start of tests to "#!/usr/bin/env bash". That way
systems running on bash < 4 can prepend bash >= 4 to path before
running the tests.

1 files changed, 3 insertions, 3 deletions

diff --git a/test/README b/test/README
index ebaa3cfd..07da480b 100644
--- a/test/README
+++ b/test/README
@@ -68,11 +68,11 @@ remaining tests to be unaffected.
 
 Writing Tests
 -------------
-The test script is written as a shell script.  It should start
-with the standard "#!/bin/bash" with copyright notices, and an
+The test script is written as a shell script.  It should start with
+the standard "#!/usr/bin/env bash" with copyright notices, and an
 assignment to variable 'test_description', like this:
 
-	#!/bin/bash
+	#!/usr/bin/env bash
 	#
 	# Copyright (c) 2005 Junio C Hamano
 	#