[PATCH] test-update-copyright: don't let envvar setting cause test failure

[Jim Meyering]

Without this patch, and with my left-over setting,
export UPDATE_COPYRIGHT_MAX_LINE_LENGTH=79
the update-copyright test would fail:

    FAIL: test-update-copyright.sh (exit: 1)
    --- -   2010-01-01 11:23:31.412799557 +0100
    +++ update-copyright.test-ex.1  2010-01-01 11:23:31.400435448 +0100
    @@ -1,2 +1 @@
    -Copyright @copyright{} 1990-2005, 2007-2010 Free Software Foundation,
    -Inc.
    +Copyright @copyright{} 1990-2005, 2007-2010 Free Software Foundation, Inc.


>From f1a7a8bf1da81d9b98ff8778a8651861eb84750d Mon Sep 17 00:00:00 2001
From: Jim Meyering <address@hidden>
Date: Fri, 1 Jan 2010 11:28:11 +0100
Subject: [PATCH] test-update-copyright: don't let envvar setting cause test 
failure

* tests/test-update-copyright.sh: Set UPDATE_COPYRIGHT_MAX_LINE_LENGTH.
---
 ChangeLog                      |    5 +++++
 tests/test-update-copyright.sh |    4 ++++
 2 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 4808750..93badb4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2010-01-01  Jim Meyering  <address@hidden>
+
+       test-update-copyright: don't let envvar setting cause test failure
+       * tests/test-update-copyright.sh: Set UPDATE_COPYRIGHT_MAX_LINE_LENGTH.
+
 2010-01-01  Bruno Haible  <address@hidden>

        localename: Avoid gcc warning.
diff --git a/tests/test-update-copyright.sh b/tests/test-update-copyright.sh
index 362f9e2..2d1022a 100755
--- a/tests/test-update-copyright.sh
+++ b/tests/test-update-copyright.sh
@@ -47,6 +47,10 @@ echo a > $TMP-in
     exit 77
   }

+# Do not let a different envvar setting perturb results.
+UPDATE_COPYRIGHT_MAX_LINE_LENGTH=72
+export UPDATE_COPYRIGHT_MAX_LINE_LENGTH
+
 ## ----------------------------- ##
 ## Examples from documentation.  ##
 ## ----------------------------- ##
--
1.6.6.325.g6f5f