From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS31976 209.132.180.0/23 X-Spam-Status: No, score=-3.9 required=3.0 tests=AWL,BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_NONE shortcircuit=no autolearn=ham autolearn_force=no version=3.4.2 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by dcvr.yhbt.net (Postfix) with ESMTP id D968F1F4B5 for ; Fri, 15 Nov 2019 01:01:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727419AbfKOBBX (ORCPT ); Thu, 14 Nov 2019 20:01:23 -0500 Received: from mail-pg1-f194.google.com ([209.85.215.194]:44519 "EHLO mail-pg1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727403AbfKOBBW (ORCPT ); Thu, 14 Nov 2019 20:01:22 -0500 Received: by mail-pg1-f194.google.com with SMTP id f19so4876763pgk.11 for ; Thu, 14 Nov 2019 17:01:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=csO+CsC/WW6HjQhBgusXd9iivYBxHPC1TaV716GdHAg=; b=bEpeUWIQObfgSEiAvWQblRGbrE0pfhGSObfJpLswjfzBa+pr9ooEFVh5aWrMwYe97N D1S2v3y+TyXRx4Pslunub2FpSh4ZYSUKQfTIXQhozgUhwFvL1Oz9GfoungVnfE1wluDb EAWHASSx5QuYqXW7KwJz5WIjEdSkHOgDTtvEugrx5xm48XTAJKRb63vnJWai7BpUDrdX 1Dc7ir6WIoXOIMMF1FIvjuelyd0zo2ETSpTBpjp2g92BsX6VYlUbRep/dqlytcVGBogM SAToSizDDbNu01W/UGdL4aSuIokb01ojYfQzuEN952z0fVGMSMN2VYWeoJ10edlVgA9g ZGQw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=csO+CsC/WW6HjQhBgusXd9iivYBxHPC1TaV716GdHAg=; b=M2SUEWXuefs2NNKVkvRaJm7E5EdmZP61p+Qp1kMmkIuEKzR2+kGfepVojQ/w/2I5G/ rw6fHLRFfxfcbX6P6VrQhuOTy7UiMLG86CsTo8uCP8z12z6CJhZXFV29pLAkoFtQGomq GD3wI/0gGE0Eec1oGgH660FhwCSJZ82hSuijLniJJokdWcFU0srmcy1bfKZm55ikOn47 O9ZAWbbMuw+GTogL5ug+Az1q6dd/m5PR7Sxg7uXOsPVVd5pd5spLDva0ao5/Eu19HgAr EIuQjGgtABSYOKhIbhfF6U5QeAPO7M3QbMAudSYvPexz+3swsZPZHgVbhRuQKdidLXE1 XbxA== X-Gm-Message-State: APjAAAXbFNoUoMyTHz4RvRIOS0KQgWoPAxBgLQQRAbwsr8CLCwCIv05B xMXZr5zguc0S2h1g7b29VTksnGD7 X-Google-Smtp-Source: APXvYqyOHLXYNx2Xd4aSvFVUzIZhPMYs7RwYpbIc5AC19va5W/HLKAjLyIoiSGMtGX4wKPNBHvWvNA== X-Received: by 2002:a63:7c18:: with SMTP id x24mr1952422pgc.390.1573779681661; Thu, 14 Nov 2019 17:01:21 -0800 (PST) Received: from generichostname ([204.14.239.54]) by smtp.gmail.com with ESMTPSA id v14sm7546114pfe.94.2019.11.14.17.01.21 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 14 Nov 2019 17:01:21 -0800 (PST) Date: Thu, 14 Nov 2019 17:01:19 -0800 From: Denton Liu To: Git Mailing List Subject: [PATCH 21/27] t: define test_grep_return_success() Message-ID: <3f79d23b40c0586d0351f4d721097be4f7ba26b8.1573779465.git.liu.denton@gmail.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.12.2 (2019-09-21) Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org In a future patch, we plan on running tests with `set -o pipefail`. However, since grep can return failure in the case that no lines are matched, this can trigger a failure in a pipe in the case where grep is being used as a filter. Define the test_grep_return_success() function which acts as a wrapper around grep but always returns 0 so that it can be used in the situation described above. Signed-off-by: Denton Liu --- t/test-lib-functions.sh | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/t/test-lib-functions.sh b/t/test-lib-functions.sh index b299ecc326..dddc4cc3b1 100644 --- a/t/test-lib-functions.sh +++ b/t/test-lib-functions.sh @@ -990,6 +990,11 @@ test_i18ngrep () { return 1 } +# Calls grep but returns zero even if no matching lines are found. +test_grep_return_success () { + grep "$@" || : +} + # Call any command "$@" but be more verbose about its # failure. This is handy for commands like "test" which do # not output anything when they fail. -- 2.24.0.399.gf8350c9437