From patchwork Fri Mar 13 14:44:41 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alan Maguire X-Patchwork-Id: 208692 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A29D0C2BB1D for ; Fri, 13 Mar 2020 14:45:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 678C620749 for ; Fri, 13 Mar 2020 14:45:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="eCZ0zMTW" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726794AbgCMOpO (ORCPT ); Fri, 13 Mar 2020 10:45:14 -0400 Received: from userp2120.oracle.com ([156.151.31.85]:48474 "EHLO userp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726481AbgCMOpO (ORCPT ); Fri, 13 Mar 2020 10:45:14 -0400 Received: from pps.filterd (userp2120.oracle.com [127.0.0.1]) by userp2120.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 02DEeVIN099755; Fri, 13 Mar 2020 14:45:07 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id : in-reply-to : references; s=corp-2020-01-29; bh=opcYGX3adc8m4vqnW3qxRXkyoQvhcC+ntoEq5pKqfYc=; b=eCZ0zMTWhmdxkulC+/jGTeypEETPjJ1QvRDc4afCEqGr5RRiX2HrjskJm0yq1ngyVYFB RkjwmBEQmu42fu9YZ+sfPFk7v7863jKAhGbn6bGqRA2Btd0IrV0yp7I5KGX0AGJpTOTQ /b4luFXzC0zxADCMKaBDFK7pO4AlHADEK2UxQiCj7UFPre+SfITsbfwy9Rcws+2/GT6l OE+1w3p0dQh/lbglH7mXP+fDfYMgan7vjNpmJA897cDmk2FKhkVkmWgJ6kBy9JdicZFJ +5aIIOYqlAfMXsKqw9eeK+CI+KCB89GVt+vSjEjGeHRYRDcK6HBay+P4eRPSZxXuIyHV VQ== Received: from userp3030.oracle.com (userp3030.oracle.com [156.151.31.80]) by userp2120.oracle.com with ESMTP id 2yqtavm6qk-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 13 Mar 2020 14:45:07 +0000 Received: from pps.filterd (userp3030.oracle.com [127.0.0.1]) by userp3030.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 02DEcF1Y010639; Fri, 13 Mar 2020 14:45:07 GMT Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by userp3030.oracle.com with ESMTP id 2yqtact4vb-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 13 Mar 2020 14:45:06 +0000 Received: from abhmp0018.oracle.com (abhmp0018.oracle.com [141.146.116.24]) by aserv0122.oracle.com (8.14.4/8.14.4) with ESMTP id 02DEj5lD019547; Fri, 13 Mar 2020 14:45:05 GMT Received: from dhcp-10-175-173-225.vpn.oracle.com (/10.175.173.225) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Fri, 13 Mar 2020 07:45:05 -0700 From: Alan Maguire To: brendanhiggins@google.com, frowand.list@gmail.com, gregkh@linuxfoundation.org, shuah@kernel.org Cc: corbet@lwn.net, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, kunit-dev@googlegroups.com, linux-doc@vger.kernel.org, Alan Maguire Subject: [PATCH v7 kunit-next 3/4] kunit: subtests should be indented 4 spaces according to TAP Date: Fri, 13 Mar 2020 14:44:41 +0000 Message-Id: <1584110682-3837-4-git-send-email-alan.maguire@oracle.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1584110682-3837-1-git-send-email-alan.maguire@oracle.com> References: <1584110682-3837-1-git-send-email-alan.maguire@oracle.com> X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9558 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxlogscore=999 suspectscore=4 malwarescore=0 bulkscore=0 adultscore=0 mlxscore=0 spamscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2003130077 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9558 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 malwarescore=0 suspectscore=4 phishscore=0 priorityscore=1501 clxscore=1015 mlxscore=0 adultscore=0 spamscore=0 bulkscore=0 mlxlogscore=999 lowpriorityscore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2003130077 Sender: linux-kselftest-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Introduce KUNIT_INDENT macro which corresponds to 4-space indentation, and use it to modify indentation from tab to 4 spaces. Suggested-by: Frank Rowand Signed-off-by: Alan Maguire Reviewed-by: Frank Rowand --- include/kunit/test.h | 7 +++- lib/kunit/assert.c | 79 +++++++++++++++++++------------------ lib/kunit/test.c | 6 +-- tools/testing/kunit/kunit_parser.py | 10 ++--- 4 files changed, 54 insertions(+), 48 deletions(-) diff --git a/include/kunit/test.h b/include/kunit/test.h index f7b2ed4c..d49cdb4 100644 --- a/include/kunit/test.h +++ b/include/kunit/test.h @@ -84,6 +84,10 @@ struct kunit_resource { /* Size of log associated with test. */ #define KUNIT_LOG_SIZE 512 +/* TAP specifies subtest indentation of 4 spaces. */ +#define KUNIT_INDENT " " +#define KUNIT_INDENT2 KUNIT_INDENT KUNIT_INDENT + /** * struct kunit_case - represents an individual test case. * @@ -395,7 +399,8 @@ static inline void *kunit_kzalloc(struct kunit *test, size_t size, gfp_t gfp) } while (0) #define kunit_printk(lvl, test, fmt, ...) \ - kunit_log(lvl, test, "\t# %s: " fmt, (test)->name, ##__VA_ARGS__) + kunit_log(lvl, test, KUNIT_INDENT "# %s: " fmt, (test)->name, \ + ##__VA_ARGS__) /** * kunit_info() - Prints an INFO level message associated with @test. diff --git a/lib/kunit/assert.c b/lib/kunit/assert.c index b24bebc..17b0214 100644 --- a/lib/kunit/assert.c +++ b/lib/kunit/assert.c @@ -6,6 +6,7 @@ * Author: Brendan Higgins */ #include +#include #include "string-stream.h" @@ -53,12 +54,12 @@ void kunit_unary_assert_format(const struct kunit_assert *assert, kunit_base_assert_format(assert, stream); if (unary_assert->expected_true) string_stream_add(stream, - "\tExpected %s to be true, but is false\n", - unary_assert->condition); + KUNIT_INDENT "Expected %s to be true, but is false\n", + unary_assert->condition); else string_stream_add(stream, - "\tExpected %s to be false, but is true\n", - unary_assert->condition); + KUNIT_INDENT "Expected %s to be false, but is true\n", + unary_assert->condition); kunit_assert_print_msg(assert, stream); } EXPORT_SYMBOL_GPL(kunit_unary_assert_format); @@ -72,13 +73,13 @@ void kunit_ptr_not_err_assert_format(const struct kunit_assert *assert, kunit_base_assert_format(assert, stream); if (!ptr_assert->value) { string_stream_add(stream, - "\tExpected %s is not null, but is\n", - ptr_assert->text); + KUNIT_INDENT "Expected %s is not null, but is\n", + ptr_assert->text); } else if (IS_ERR(ptr_assert->value)) { string_stream_add(stream, - "\tExpected %s is not error, but is: %ld\n", - ptr_assert->text, - PTR_ERR(ptr_assert->value)); + KUNIT_INDENT "Expected %s is not error, but is: %ld\n", + ptr_assert->text, + PTR_ERR(ptr_assert->value)); } kunit_assert_print_msg(assert, stream); } @@ -92,16 +93,16 @@ void kunit_binary_assert_format(const struct kunit_assert *assert, kunit_base_assert_format(assert, stream); string_stream_add(stream, - "\tExpected %s %s %s, but\n", - binary_assert->left_text, - binary_assert->operation, - binary_assert->right_text); - string_stream_add(stream, "\t\t%s == %lld\n", - binary_assert->left_text, - binary_assert->left_value); - string_stream_add(stream, "\t\t%s == %lld", - binary_assert->right_text, - binary_assert->right_value); + KUNIT_INDENT "Expected %s %s %s, but\n", + binary_assert->left_text, + binary_assert->operation, + binary_assert->right_text); + string_stream_add(stream, KUNIT_INDENT2 "%s == %lld\n", + binary_assert->left_text, + binary_assert->left_value); + string_stream_add(stream, KUNIT_INDENT "%s == %lld", + binary_assert->right_text, + binary_assert->right_value); kunit_assert_print_msg(assert, stream); } EXPORT_SYMBOL_GPL(kunit_binary_assert_format); @@ -114,16 +115,16 @@ void kunit_binary_ptr_assert_format(const struct kunit_assert *assert, kunit_base_assert_format(assert, stream); string_stream_add(stream, - "\tExpected %s %s %s, but\n", - binary_assert->left_text, - binary_assert->operation, - binary_assert->right_text); - string_stream_add(stream, "\t\t%s == %pK\n", - binary_assert->left_text, - binary_assert->left_value); - string_stream_add(stream, "\t\t%s == %pK", - binary_assert->right_text, - binary_assert->right_value); + KUNIT_INDENT "Expected %s %s %s, but\n", + binary_assert->left_text, + binary_assert->operation, + binary_assert->right_text); + string_stream_add(stream, KUNIT_INDENT2 "%s == %pK\n", + binary_assert->left_text, + binary_assert->left_value); + string_stream_add(stream, KUNIT_INDENT2 "%s == %pK", + binary_assert->right_text, + binary_assert->right_value); kunit_assert_print_msg(assert, stream); } EXPORT_SYMBOL_GPL(kunit_binary_ptr_assert_format); @@ -136,16 +137,16 @@ void kunit_binary_str_assert_format(const struct kunit_assert *assert, kunit_base_assert_format(assert, stream); string_stream_add(stream, - "\tExpected %s %s %s, but\n", - binary_assert->left_text, - binary_assert->operation, - binary_assert->right_text); - string_stream_add(stream, "\t\t%s == %s\n", - binary_assert->left_text, - binary_assert->left_value); - string_stream_add(stream, "\t\t%s == %s", - binary_assert->right_text, - binary_assert->right_value); + KUNIT_INDENT "Expected %s %s %s, but\n", + binary_assert->left_text, + binary_assert->operation, + binary_assert->right_text); + string_stream_add(stream, KUNIT_INDENT2 "%s == %s\n", + binary_assert->left_text, + binary_assert->left_value); + string_stream_add(stream, KUNIT_INDENT2 "%s == %s", + binary_assert->right_text, + binary_assert->right_value); kunit_assert_print_msg(assert, stream); } EXPORT_SYMBOL_GPL(kunit_binary_str_assert_format); diff --git a/lib/kunit/test.c b/lib/kunit/test.c index a3fa21f..e9609c2 100644 --- a/lib/kunit/test.c +++ b/lib/kunit/test.c @@ -69,8 +69,8 @@ size_t kunit_suite_num_test_cases(struct kunit_suite *suite) static void kunit_print_subtest_start(struct kunit_suite *suite) { kunit_print_tap_version(); - kunit_log(KERN_INFO, suite, "\t# Subtest: %s", suite->name); - kunit_log(KERN_INFO, suite, "\t1..%zd", + kunit_log(KERN_INFO, suite, KUNIT_INDENT "# Subtest: %s", suite->name); + kunit_log(KERN_INFO, suite, KUNIT_INDENT "1..%zd", kunit_suite_num_test_cases(suite)); } @@ -96,7 +96,7 @@ static void kunit_print_ok_not_ok(void *test_or_suite, kunit_status_to_string(is_ok), test_number, description); else - kunit_log(KERN_INFO, test, "\t%s %zd - %s", + kunit_log(KERN_INFO, test, KUNIT_INDENT "%s %zd - %s", kunit_status_to_string(is_ok), test_number, description); } diff --git a/tools/testing/kunit/kunit_parser.py b/tools/testing/kunit/kunit_parser.py index 4ffbae0..14265a5 100644 --- a/tools/testing/kunit/kunit_parser.py +++ b/tools/testing/kunit/kunit_parser.py @@ -91,7 +91,7 @@ def print_log(log): for m in log: print_with_timestamp(m) -TAP_ENTRIES = re.compile(r'^(TAP|\t?ok|\t?not ok|\t?[0-9]+\.\.[0-9]+|\t?#).*$') +TAP_ENTRIES = re.compile(r'^(TAP|[\s]*ok|[\s]*not ok|[\s]*[0-9]+\.\.[0-9]+|[\s]*#).*$') def consume_non_diagnositic(lines: List[str]) -> None: while lines and not TAP_ENTRIES.match(lines[0]): @@ -104,7 +104,7 @@ def save_non_diagnositic(lines: List[str], test_case: TestCase) -> None: OkNotOkResult = namedtuple('OkNotOkResult', ['is_ok','description', 'text']) -OK_NOT_OK_SUBTEST = re.compile(r'^\t(ok|not ok) [0-9]+ - (.*)$') +OK_NOT_OK_SUBTEST = re.compile(r'^[\s]+(ok|not ok) [0-9]+ - (.*)$') OK_NOT_OK_MODULE = re.compile(r'^(ok|not ok) [0-9]+ - (.*)$') @@ -133,7 +133,7 @@ def parse_ok_not_ok_test_case(lines: List[str], else: return False -SUBTEST_DIAGNOSTIC = re.compile(r'^\t# .*?: (.*)$') +SUBTEST_DIAGNOSTIC = re.compile(r'^[\s]+# .*?: (.*)$') DIAGNOSTIC_CRASH_MESSAGE = 'kunit test case crashed!' def parse_diagnostic(lines: List[str], test_case: TestCase) -> bool: @@ -160,7 +160,7 @@ def parse_test_case(lines: List[str], expecting_test_case: bool) -> TestCase: else: return None -SUBTEST_HEADER = re.compile(r'^\t# Subtest: (.*)$') +SUBTEST_HEADER = re.compile(r'^[\s]+# Subtest: (.*)$') def parse_subtest_header(lines: List[str]) -> str: consume_non_diagnositic(lines) @@ -173,7 +173,7 @@ def parse_subtest_header(lines: List[str]) -> str: else: return None -SUBTEST_PLAN = re.compile(r'\t[0-9]+\.\.([0-9]+)') +SUBTEST_PLAN = re.compile(r'[\s]+[0-9]+\.\.([0-9]+)') def parse_subtest_plan(lines: List[str]) -> int: consume_non_diagnositic(lines) From patchwork Fri Mar 13 14:44:42 2020 Content-Type: text/plain; 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Fri, 13 Mar 2020 14:47:10 +0000 Received: from pps.filterd (userp3020.oracle.com [127.0.0.1]) by userp3020.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 02DEcCFW070599; Fri, 13 Mar 2020 14:45:10 GMT Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by userp3020.oracle.com with ESMTP id 2yqtabb577-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 13 Mar 2020 14:45:10 +0000 Received: from abhmp0018.oracle.com (abhmp0018.oracle.com [141.146.116.24]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id 02DEj8s5015787; Fri, 13 Mar 2020 14:45:09 GMT Received: from dhcp-10-175-173-225.vpn.oracle.com (/10.175.173.225) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Fri, 13 Mar 2020 07:45:08 -0700 From: Alan Maguire To: brendanhiggins@google.com, frowand.list@gmail.com, gregkh@linuxfoundation.org, shuah@kernel.org Cc: corbet@lwn.net, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, kunit-dev@googlegroups.com, linux-doc@vger.kernel.org, Alan Maguire Subject: [PATCH v7 kunit-next 4/4] kunit: update documentation to describe debugfs representation Date: Fri, 13 Mar 2020 14:44:42 +0000 Message-Id: <1584110682-3837-5-git-send-email-alan.maguire@oracle.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1584110682-3837-1-git-send-email-alan.maguire@oracle.com> References: <1584110682-3837-1-git-send-email-alan.maguire@oracle.com> X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9558 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxscore=0 suspectscore=3 adultscore=0 mlxlogscore=999 bulkscore=0 phishscore=0 spamscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2003130077 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9558 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 phishscore=0 impostorscore=0 lowpriorityscore=0 bulkscore=0 priorityscore=1501 suspectscore=3 mlxlogscore=999 mlxscore=0 adultscore=0 malwarescore=0 spamscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2003130077 Sender: linux-kselftest-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Documentation should describe debugfs layout and semantics. Signed-off-by: Alan Maguire Reviewed-by: Brendan Higgins Reviewed-by: Frank Rowand --- Documentation/dev-tools/kunit/usage.rst | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/Documentation/dev-tools/kunit/usage.rst b/Documentation/dev-tools/kunit/usage.rst index 607758a..473a236 100644 --- a/Documentation/dev-tools/kunit/usage.rst +++ b/Documentation/dev-tools/kunit/usage.rst @@ -591,3 +591,17 @@ able to run one test case per invocation. .. TODO(brendanhiggins@google.com): Add an actual example of an architecture dependent KUnit test. + +KUnit debugfs representation +============================ +When kunit test suites are initialized, they create an associated directory +in /sys/kernel/debug/kunit/. The directory contains one file + +- results: "cat results" displays results of each test case and the results + of the entire suite for the last test run. + +The debugfs representation is primarily of use when kunit test suites are +run in a native environment, either as modules or builtin. Having a way +to display results like this is valuable as otherwise results can be +intermixed with other events in dmesg output. The maximum size of each +results file is KUNIT_LOG_SIZE bytes (defined in include/kunit/test.h).