Re: [PATCH] test: prepare test-lib.sh for possible test system debug session

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+From: David Bremner <david@tethera.net>\r
+To: Tomi Ollila <tomi.ollila@iki.fi>, notmuch@notmuchmail.org\r
+Subject: Re: [PATCH] test: prepare test-lib.sh for possible test system debug\r
+       session\r
+In-Reply-To: <1411322780-11374-1-git-send-email-tomi.ollila@iki.fi>\r
+References: <1411322780-11374-1-git-send-email-tomi.ollila@iki.fi>\r
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+Date: Mon, 19 Jan 2015 08:38:05 +0100\r
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+Tomi Ollila <tomi.ollila@iki.fi> writes:\r
+\r
+> When something in tests fails one possibility to test is to run\r
+> the test script as `bash -x TXXX-testname.sh`. As stderr (fd 2) was\r
+> redirected to separate file during test execution also this set -x\r
+> (xtrace) output would also go there.\r
+> test-lib.sh saves the stderr to fd 7 from where it can be restored,\r
+> and bash has BASH_XTRACEFD variable, which is now given the same value\r
+> 7, making bash to output all xtrade information (consistently)\r
+\r
+pushed.\r
+\r
+d\r