@@ -114,9 +114,12 @@ results in TAP format, you can pass the ``--raw_output`` argument.
./tools/testing/kunit/kunit.py run --raw_output
-.. note::
- The raw output from test runs may contain other, non-KUnit kernel log
- lines.
+The raw output from test runs may contain other, non-KUnit kernel log
+lines. You can see just KUnit output with ``--raw_output=kunit``:
+
+.. code-block:: bash
+
+ ./tools/testing/kunit/kunit.py run --raw_output=kunit
If you have KUnit results in their raw TAP format, you can parse them and print
the human-readable summary with the ``parse`` command for kunit_tool. This
@@ -80,6 +80,16 @@ file ``.kunitconfig``, you can just pass in the dir, e.g.
automagically, but tests could theoretically depend on incompatible
options, so handling that would be tricky.
+Setting kernel commandline parameters
+-------------------------------------
+
+You can use ``--kernel_args`` to pass arbitrary kernel arguments, e.g.
+
+.. code-block:: bash
+
+ $ ./tools/testing/kunit/kunit.py run --kernel_args=param=42 --kernel_args=param2=false
+
+
Generating code coverage reports under UML
------------------------------------------
new file mode 100644
@@ -0,0 +1,5 @@
+CONFIG_KUNIT=y
+CONFIG_FAT_FS=y
+CONFIG_MSDOS_FS=y
+CONFIG_VFAT_FS=y
+CONFIG_FAT_KUNIT_TEST=y
@@ -77,7 +77,7 @@ config VFAT_FS
config FAT_DEFAULT_CODEPAGE
int "Default codepage for FAT"
- depends on MSDOS_FS || VFAT_FS
+ depends on FAT_FS
default 437
help
This option should be set to the codepage of your FAT filesystems.
@@ -115,3 +115,15 @@ config FAT_DEFAULT_UTF8
Say Y if you use UTF-8 encoding for file names, N otherwise.
See <file:Documentation/filesystems/vfat.rst> for more information.
+
+config FAT_KUNIT_TEST
+ tristate "Unit Tests for FAT filesystems" if !KUNIT_ALL_TESTS
+ depends on KUNIT && FAT_FS
+ default KUNIT_ALL_TESTS
+ help
+ This builds the FAT KUnit tests
+
+ For more information on KUnit and unit tests in general, please refer
+ to the KUnit documentation in Documentation/dev-tools/kunit
+
+ If unsure, say N
@@ -10,3 +10,5 @@ obj-$(CONFIG_MSDOS_FS) += msdos.o
fat-y := cache.o dir.o fatent.o file.o inode.o misc.o nfs.o
vfat-y := namei_vfat.o
msdos-y := namei_msdos.o
+
+obj-$(CONFIG_FAT_KUNIT_TEST) += fat_test.o
new file mode 100644
@@ -0,0 +1,196 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * KUnit tests for FAT filesystems.
+ *
+ * Copyright (C) 2020 Google LLC.
+ * Author: David Gow <davidgow@google.com>
+ */
+
+#include <kunit/test.h>
+
+#include "fat.h"
+
+static void fat_checksum_test(struct kunit *test)
+{
+ /* With no extension. */
+ KUNIT_EXPECT_EQ(test, fat_checksum("VMLINUX "), (u8)44);
+ /* With 3-letter extension. */
+ KUNIT_EXPECT_EQ(test, fat_checksum("README TXT"), (u8)115);
+ /* With short (1-letter) extension. */
+ KUNIT_EXPECT_EQ(test, fat_checksum("ABCDEFGHA "), (u8)98);
+}
+
+struct fat_timestamp_testcase {
+ const char *name;
+ struct timespec64 ts;
+ __le16 time;
+ __le16 date;
+ u8 cs;
+ int time_offset;
+};
+
+static struct fat_timestamp_testcase time_test_cases[] = {
+ {
+ .name = "Earliest possible UTC (1980-01-01 00:00:00)",
+ .ts = {.tv_sec = 315532800LL, .tv_nsec = 0L},
+ .time = cpu_to_le16(0),
+ .date = cpu_to_le16(33),
+ .cs = 0,
+ .time_offset = 0,
+ },
+ {
+ .name = "Latest possible UTC (2107-12-31 23:59:58)",
+ .ts = {.tv_sec = 4354819198LL, .tv_nsec = 0L},
+ .time = cpu_to_le16(49021),
+ .date = cpu_to_le16(65439),
+ .cs = 0,
+ .time_offset = 0,
+ },
+ {
+ .name = "Earliest possible (UTC-11) (== 1979-12-31 13:00:00 UTC)",
+ .ts = {.tv_sec = 315493200LL, .tv_nsec = 0L},
+ .time = cpu_to_le16(0),
+ .date = cpu_to_le16(33),
+ .cs = 0,
+ .time_offset = 11 * 60,
+ },
+ {
+ .name = "Latest possible (UTC+11) (== 2108-01-01 10:59:58 UTC)",
+ .ts = {.tv_sec = 4354858798LL, .tv_nsec = 0L},
+ .time = cpu_to_le16(49021),
+ .date = cpu_to_le16(65439),
+ .cs = 0,
+ .time_offset = -11 * 60,
+ },
+ {
+ .name = "Leap Day / Year (1996-02-29 00:00:00)",
+ .ts = {.tv_sec = 825552000LL, .tv_nsec = 0L},
+ .time = cpu_to_le16(0),
+ .date = cpu_to_le16(8285),
+ .cs = 0,
+ .time_offset = 0,
+ },
+ {
+ .name = "Year 2000 is leap year (2000-02-29 00:00:00)",
+ .ts = {.tv_sec = 951782400LL, .tv_nsec = 0L},
+ .time = cpu_to_le16(0),
+ .date = cpu_to_le16(10333),
+ .cs = 0,
+ .time_offset = 0,
+ },
+ {
+ .name = "Year 2100 not leap year (2100-03-01 00:00:00)",
+ .ts = {.tv_sec = 4107542400LL, .tv_nsec = 0L},
+ .time = cpu_to_le16(0),
+ .date = cpu_to_le16(61537),
+ .cs = 0,
+ .time_offset = 0,
+ },
+ {
+ .name = "Leap year + timezone UTC+1 (== 2004-02-29 00:30:00 UTC)",
+ .ts = {.tv_sec = 1078014600LL, .tv_nsec = 0L},
+ .time = cpu_to_le16(48064),
+ .date = cpu_to_le16(12380),
+ .cs = 0,
+ .time_offset = -60,
+ },
+ {
+ .name = "Leap year + timezone UTC-1 (== 2004-02-29 23:30:00 UTC)",
+ .ts = {.tv_sec = 1078097400LL, .tv_nsec = 0L},
+ .time = cpu_to_le16(960),
+ .date = cpu_to_le16(12385),
+ .cs = 0,
+ .time_offset = 60,
+ },
+ {
+ .name = "VFAT odd-second resolution (1999-12-31 23:59:59)",
+ .ts = {.tv_sec = 946684799LL, .tv_nsec = 0L},
+ .time = cpu_to_le16(49021),
+ .date = cpu_to_le16(10143),
+ .cs = 100,
+ .time_offset = 0,
+ },
+ {
+ .name = "VFAT 10ms resolution (1980-01-01 00:00:00:0010)",
+ .ts = {.tv_sec = 315532800LL, .tv_nsec = 10000000L},
+ .time = cpu_to_le16(0),
+ .date = cpu_to_le16(33),
+ .cs = 1,
+ .time_offset = 0,
+ },
+};
+
+static void time_testcase_desc(struct fat_timestamp_testcase *t,
+ char *desc)
+{
+ strscpy(desc, t->name, KUNIT_PARAM_DESC_SIZE);
+}
+
+KUNIT_ARRAY_PARAM(fat_time, time_test_cases, time_testcase_desc);
+
+static void fat_time_fat2unix_test(struct kunit *test)
+{
+ static struct msdos_sb_info fake_sb;
+ struct timespec64 ts;
+ struct fat_timestamp_testcase *testcase =
+ (struct fat_timestamp_testcase *)test->param_value;
+
+ fake_sb.options.tz_set = 1;
+ fake_sb.options.time_offset = testcase->time_offset;
+
+ fat_time_fat2unix(&fake_sb, &ts,
+ testcase->time,
+ testcase->date,
+ testcase->cs);
+ KUNIT_EXPECT_EQ_MSG(test,
+ testcase->ts.tv_sec,
+ ts.tv_sec,
+ "Timestamp mismatch (seconds)\n");
+ KUNIT_EXPECT_EQ_MSG(test,
+ testcase->ts.tv_nsec,
+ ts.tv_nsec,
+ "Timestamp mismatch (nanoseconds)\n");
+}
+
+static void fat_time_unix2fat_test(struct kunit *test)
+{
+ static struct msdos_sb_info fake_sb;
+ __le16 date, time;
+ u8 cs;
+ struct fat_timestamp_testcase *testcase =
+ (struct fat_timestamp_testcase *)test->param_value;
+
+ fake_sb.options.tz_set = 1;
+ fake_sb.options.time_offset = testcase->time_offset;
+
+ fat_time_unix2fat(&fake_sb, &testcase->ts,
+ &time, &date, &cs);
+ KUNIT_EXPECT_EQ_MSG(test,
+ le16_to_cpu(testcase->time),
+ le16_to_cpu(time),
+ "Time mismatch\n");
+ KUNIT_EXPECT_EQ_MSG(test,
+ le16_to_cpu(testcase->date),
+ le16_to_cpu(date),
+ "Date mismatch\n");
+ KUNIT_EXPECT_EQ_MSG(test,
+ testcase->cs,
+ cs,
+ "Centisecond mismatch\n");
+}
+
+static struct kunit_case fat_test_cases[] = {
+ KUNIT_CASE(fat_checksum_test),
+ KUNIT_CASE_PARAM(fat_time_fat2unix_test, fat_time_gen_params),
+ KUNIT_CASE_PARAM(fat_time_unix2fat_test, fat_time_gen_params),
+ {},
+};
+
+static struct kunit_suite fat_test_suite = {
+ .name = "fat_test",
+ .test_cases = fat_test_cases,
+};
+
+kunit_test_suites(&fat_test_suite);
+
+MODULE_LICENSE("GPL v2");
@@ -230,6 +230,9 @@ void fat_time_fat2unix(struct msdos_sb_info *sbi, struct timespec64 *ts,
}
}
+/* Export fat_time_fat2unix() for the fat_test KUnit tests. */
+EXPORT_SYMBOL_GPL(fat_time_fat2unix);
+
/* Convert linear UNIX date to a FAT time/date pair. */
void fat_time_unix2fat(struct msdos_sb_info *sbi, struct timespec64 *ts,
__le16 *time, __le16 *date, u8 *time_cs)
@@ -10,6 +10,7 @@
#include <kunit/test-bug.h>
#include <linux/kernel.h>
#include <linux/kref.h>
+#include <linux/moduleparam.h>
#include <linux/sched/debug.h>
#include <linux/sched.h>
@@ -51,6 +52,51 @@ void __kunit_fail_current_test(const char *file, int line, const char *fmt, ...)
EXPORT_SYMBOL_GPL(__kunit_fail_current_test);
#endif
+/*
+ * KUnit statistic mode:
+ * 0 - disabled
+ * 1 - only when there is more than one subtest
+ * 2 - enabled
+ */
+static int kunit_stats_enabled = 1;
+module_param_named(stats_enabled, kunit_stats_enabled, int, 0644);
+MODULE_PARM_DESC(stats_enabled,
+ "Print test stats: never (0), only for multiple subtests (1), or always (2)");
+
+struct kunit_result_stats {
+ unsigned long passed;
+ unsigned long skipped;
+ unsigned long failed;
+ unsigned long total;
+};
+
+static bool kunit_should_print_stats(struct kunit_result_stats stats)
+{
+ if (kunit_stats_enabled == 0)
+ return false;
+
+ if (kunit_stats_enabled == 2)
+ return true;
+
+ return (stats.total > 1);
+}
+
+static void kunit_print_test_stats(struct kunit *test,
+ struct kunit_result_stats stats)
+{
+ if (!kunit_should_print_stats(stats))
+ return;
+
+ kunit_log(KERN_INFO, test,
+ KUNIT_SUBTEST_INDENT
+ "# %s: pass:%lu fail:%lu skip:%lu total:%lu",
+ test->name,
+ stats.passed,
+ stats.failed,
+ stats.skipped,
+ stats.total);
+}
+
/*
* Append formatted message to log, size of which is limited to
* KUNIT_LOG_SIZE bytes (including null terminating byte).
@@ -393,15 +439,69 @@ static void kunit_run_case_catch_errors(struct kunit_suite *suite,
test_case->status = KUNIT_SUCCESS;
}
+static void kunit_print_suite_stats(struct kunit_suite *suite,
+ struct kunit_result_stats suite_stats,
+ struct kunit_result_stats param_stats)
+{
+ if (kunit_should_print_stats(suite_stats)) {
+ kunit_log(KERN_INFO, suite,
+ "# %s: pass:%lu fail:%lu skip:%lu total:%lu",
+ suite->name,
+ suite_stats.passed,
+ suite_stats.failed,
+ suite_stats.skipped,
+ suite_stats.total);
+ }
+
+ if (kunit_should_print_stats(param_stats)) {
+ kunit_log(KERN_INFO, suite,
+ "# Totals: pass:%lu fail:%lu skip:%lu total:%lu",
+ param_stats.passed,
+ param_stats.failed,
+ param_stats.skipped,
+ param_stats.total);
+ }
+}
+
+static void kunit_update_stats(struct kunit_result_stats *stats,
+ enum kunit_status status)
+{
+ switch (status) {
+ case KUNIT_SUCCESS:
+ stats->passed++;
+ break;
+ case KUNIT_SKIPPED:
+ stats->skipped++;
+ break;
+ case KUNIT_FAILURE:
+ stats->failed++;
+ break;
+ }
+
+ stats->total++;
+}
+
+static void kunit_accumulate_stats(struct kunit_result_stats *total,
+ struct kunit_result_stats add)
+{
+ total->passed += add.passed;
+ total->skipped += add.skipped;
+ total->failed += add.failed;
+ total->total += add.total;
+}
+
int kunit_run_tests(struct kunit_suite *suite)
{
char param_desc[KUNIT_PARAM_DESC_SIZE];
struct kunit_case *test_case;
+ struct kunit_result_stats suite_stats = { 0 };
+ struct kunit_result_stats total_stats = { 0 };
kunit_print_subtest_start(suite);
kunit_suite_for_each_test_case(suite, test_case) {
struct kunit test = { .param_value = NULL, .param_index = 0 };
+ struct kunit_result_stats param_stats = { 0 };
test_case->status = KUNIT_SKIPPED;
if (test_case->generate_params) {
@@ -431,14 +531,23 @@ int kunit_run_tests(struct kunit_suite *suite)
test.param_value = test_case->generate_params(test.param_value, param_desc);
test.param_index++;
}
+
+ kunit_update_stats(¶m_stats, test.status);
+
} while (test.param_value);
+ kunit_print_test_stats(&test, param_stats);
+
kunit_print_ok_not_ok(&test, true, test_case->status,
kunit_test_case_num(suite, test_case),
test_case->name,
test.status_comment);
+
+ kunit_update_stats(&suite_stats, test_case->status);
+ kunit_accumulate_stats(&total_stats, param_stats);
}
+ kunit_print_suite_stats(suite, suite_stats, total_stats);
kunit_print_subtest_end(suite);
return 0;
@@ -14,6 +14,7 @@
#include <linux/types.h>
#include <linux/sched.h>
#include <linux/uaccess.h>
+#include <kunit/test-bug.h>
#include "ubsan.h"
@@ -141,6 +142,8 @@ static void ubsan_prologue(struct source_location *loc, const char *reason)
"========================================\n");
pr_err("UBSAN: %s in %s:%d:%d\n", reason, loc->file_name,
loc->line & LINE_MASK, loc->column & COLUMN_MASK);
+
+ kunit_fail_current_test("%s in %s", reason, loc->file_name);
}
static void ubsan_epilogue(void)
@@ -16,6 +16,7 @@ assert sys.version_info >= (3, 7), "Python version is too old"
from collections import namedtuple
from enum import Enum, auto
+from typing import Iterable
import kunit_config
import kunit_json
@@ -30,12 +31,13 @@ KunitBuildRequest = namedtuple('KunitBuildRequest',
['jobs', 'build_dir', 'alltests',
'make_options'])
KunitExecRequest = namedtuple('KunitExecRequest',
- ['timeout', 'build_dir', 'alltests', 'filter_glob'])
+ ['timeout', 'build_dir', 'alltests',
+ 'filter_glob', 'kernel_args'])
KunitParseRequest = namedtuple('KunitParseRequest',
['raw_output', 'input_data', 'build_dir', 'json'])
KunitRequest = namedtuple('KunitRequest', ['raw_output','timeout', 'jobs',
'build_dir', 'alltests', 'filter_glob',
- 'json', 'make_options'])
+ 'kernel_args', 'json', 'make_options'])
KernelDirectoryPath = sys.argv[0].split('tools/testing/kunit/')[0]
@@ -94,6 +96,7 @@ def exec_tests(linux: kunit_kernel.LinuxSourceTree,
kunit_parser.print_with_timestamp('Starting KUnit Kernel ...')
test_start = time.time()
result = linux.run_kernel(
+ args=request.kernel_args,
timeout=None if request.alltests else request.timeout,
filter_glob=request.filter_glob,
build_dir=request.build_dir)
@@ -112,7 +115,16 @@ def parse_tests(request: KunitParseRequest) -> KunitResult:
'Tests not Parsed.')
if request.raw_output:
- kunit_parser.raw_output(request.input_data)
+ output: Iterable[str] = request.input_data
+ if request.raw_output == 'all':
+ pass
+ elif request.raw_output == 'kunit':
+ output = kunit_parser.extract_tap_lines(output)
+ else:
+ print(f'Unknown --raw_output option "{request.raw_output}"', file=sys.stderr)
+ for line in output:
+ print(line.rstrip())
+
else:
test_result = kunit_parser.parse_run_tests(request.input_data)
parse_end = time.time()
@@ -133,7 +145,6 @@ def parse_tests(request: KunitParseRequest) -> KunitResult:
return KunitResult(KunitStatus.SUCCESS, test_result,
parse_end - parse_start)
-
def run_tests(linux: kunit_kernel.LinuxSourceTree,
request: KunitRequest) -> KunitResult:
run_start = time.time()
@@ -152,7 +163,8 @@ def run_tests(linux: kunit_kernel.LinuxSourceTree,
return build_result
exec_request = KunitExecRequest(request.timeout, request.build_dir,
- request.alltests, request.filter_glob)
+ request.alltests, request.filter_glob,
+ request.kernel_args)
exec_result = exec_tests(linux, exec_request)
if exec_result.status != KunitStatus.SUCCESS:
return exec_result
@@ -178,7 +190,7 @@ def add_common_opts(parser) -> None:
parser.add_argument('--build_dir',
help='As in the make command, it specifies the build '
'directory.',
- type=str, default='.kunit', metavar='build_dir')
+ type=str, default='.kunit', metavar='build_dir')
parser.add_argument('--make_options',
help='X=Y make option, can be repeated.',
action='append')
@@ -238,10 +250,14 @@ def add_exec_opts(parser) -> None:
nargs='?',
default='',
metavar='filter_glob')
+ parser.add_argument('--kernel_args',
+ help='Kernel command-line parameters. Maybe be repeated',
+ action='append')
def add_parse_opts(parser) -> None:
- parser.add_argument('--raw_output', help='don\'t format output from kernel',
- action='store_true')
+ parser.add_argument('--raw_output', help='If set don\'t format output from kernel. '
+ 'If set to --raw_output=kunit, filters to just KUnit output.',
+ type=str, nargs='?', const='all', default=None)
parser.add_argument('--json',
nargs='?',
help='Stores test results in a JSON, and either '
@@ -309,6 +325,7 @@ def main(argv, linux=None):
cli_args.build_dir,
cli_args.alltests,
cli_args.filter_glob,
+ cli_args.kernel_args,
cli_args.json,
cli_args.make_options)
result = run_tests(linux, request)
@@ -363,7 +380,8 @@ def main(argv, linux=None):
exec_request = KunitExecRequest(cli_args.timeout,
cli_args.build_dir,
cli_args.alltests,
- cli_args.filter_glob)
+ cli_args.filter_glob,
+ cli_args.kernel_args)
exec_result = exec_tests(linux, exec_request)
parse_request = KunitParseRequest(cli_args.raw_output,
exec_result.result,
@@ -106,10 +106,6 @@ def extract_tap_lines(kernel_output: Iterable[str]) -> LineStream:
yield line_num, line[prefix_len:]
return LineStream(lines=isolate_kunit_output(kernel_output))
-def raw_output(kernel_output) -> None:
- for line in kernel_output:
- print(line.rstrip())
-
DIVIDER = '=' * 60
RESET = '\033[0;0m'
@@ -137,7 +133,7 @@ def print_log(log) -> None:
for m in log:
print_with_timestamp(m)
-TAP_ENTRIES = re.compile(r'^(TAP|[\s]*ok|[\s]*not ok|[\s]*[0-9]+\.\.[0-9]+|[\s]*#).*$')
+TAP_ENTRIES = re.compile(r'^(TAP|[\s]*ok|[\s]*not ok|[\s]*[0-9]+\.\.[0-9]+|[\s]*# (Subtest:|.*: kunit test case crashed!)).*$')
def consume_non_diagnostic(lines: LineStream) -> None:
while lines and not TAP_ENTRIES.match(lines.peek()):
@@ -356,7 +356,7 @@ class KUnitMainTest(unittest.TestCase):
self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 0)
self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1)
self.linux_source_mock.run_kernel.assert_called_once_with(
- build_dir='.kunit', filter_glob='', timeout=300)
+ args=None, build_dir='.kunit', filter_glob='', timeout=300)
self.print_mock.assert_any_call(StrContains('Testing complete.'))
def test_run_passes_args_pass(self):
@@ -364,7 +364,7 @@ class KUnitMainTest(unittest.TestCase):
self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1)
self.linux_source_mock.run_kernel.assert_called_once_with(
- build_dir='.kunit', filter_glob='', timeout=300)
+ args=None, build_dir='.kunit', filter_glob='', timeout=300)
self.print_mock.assert_any_call(StrContains('Testing complete.'))
def test_exec_passes_args_fail(self):
@@ -399,11 +399,20 @@ class KUnitMainTest(unittest.TestCase):
self.assertNotEqual(call, mock.call(StrContains('Testing complete.')))
self.assertNotEqual(call, mock.call(StrContains(' 0 tests run')))
+ def test_run_raw_output_kunit(self):
+ self.linux_source_mock.run_kernel = mock.Mock(return_value=[])
+ kunit.main(['run', '--raw_output=kunit'], self.linux_source_mock)
+ self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
+ self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1)
+ for call in self.print_mock.call_args_list:
+ self.assertNotEqual(call, mock.call(StrContains('Testing complete.')))
+ self.assertNotEqual(call, mock.call(StrContains(' 0 tests run')))
+
def test_exec_timeout(self):
timeout = 3453
kunit.main(['exec', '--timeout', str(timeout)], self.linux_source_mock)
self.linux_source_mock.run_kernel.assert_called_once_with(
- build_dir='.kunit', filter_glob='', timeout=timeout)
+ args=None, build_dir='.kunit', filter_glob='', timeout=timeout)
self.print_mock.assert_any_call(StrContains('Testing complete.'))
def test_run_timeout(self):
@@ -411,7 +420,7 @@ class KUnitMainTest(unittest.TestCase):
kunit.main(['run', '--timeout', str(timeout)], self.linux_source_mock)
self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
self.linux_source_mock.run_kernel.assert_called_once_with(
- build_dir='.kunit', filter_glob='', timeout=timeout)
+ args=None, build_dir='.kunit', filter_glob='', timeout=timeout)
self.print_mock.assert_any_call(StrContains('Testing complete.'))
def test_run_builddir(self):
@@ -419,7 +428,7 @@ class KUnitMainTest(unittest.TestCase):
kunit.main(['run', '--build_dir=.kunit'], self.linux_source_mock)
self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
self.linux_source_mock.run_kernel.assert_called_once_with(
- build_dir=build_dir, filter_glob='', timeout=300)
+ args=None, build_dir=build_dir, filter_glob='', timeout=300)
self.print_mock.assert_any_call(StrContains('Testing complete.'))
def test_config_builddir(self):
@@ -436,7 +445,7 @@ class KUnitMainTest(unittest.TestCase):
build_dir = '.kunit'
kunit.main(['exec', '--build_dir', build_dir], self.linux_source_mock)
self.linux_source_mock.run_kernel.assert_called_once_with(
- build_dir=build_dir, filter_glob='', timeout=300)
+ args=None, build_dir=build_dir, filter_glob='', timeout=300)
self.print_mock.assert_any_call(StrContains('Testing complete.'))
@mock.patch.object(kunit_kernel, 'LinuxSourceTree')
@@ -461,5 +470,13 @@ class KUnitMainTest(unittest.TestCase):
cross_compile=None,
qemu_config_path=None)
+ def test_run_kernel_args(self):
+ kunit.main(['run', '--kernel_args=a=1', '--kernel_args=b=2'], self.linux_source_mock)
+ self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
+ self.linux_source_mock.run_kernel.assert_called_once_with(
+ args=['a=1','b=2'], build_dir='.kunit', filter_glob='', timeout=300)
+ self.print_mock.assert_any_call(StrContains('Testing complete.'))
+
+
if __name__ == '__main__':
unittest.main()
Hi Linus, Please pull the following KUnit update for Linux 5.15-rc1. This KUnit update for Linux 5.15-rc1 adds new features and tests: tool: -- support for --kernel_args to allow setting module params -- support for --raw_output option to show just the kunit output during make tests: -- KUnit tests for checksums and timestamps -- Print test statistics on failure -- Integrates UBSAN into the KUnit testing framework. It fails KUnit tests whenever it reports undefined behavior. diff is attached. thanks, -- Shuah ---------------------------------------------------------------- The following changes since commit 2734d6c1b1a089fb593ef6a23d4b70903526fe0c: Linux 5.14-rc2 (2021-07-18 14:13:49 -0700) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest tags/linux-kselftest-kunit-5.15-rc1 for you to fetch changes up to acd8e8407b8fcc3229d6d8558cac338bea801aed: kunit: Print test statistics on failure (2021-08-13 13:38:31 -0600) ---------------------------------------------------------------- linux-kselftest-kunit-5.15-rc1 This KUnit update for Linux 5.15-rc1 adds new features and tests: tool: -- support for --kernel_args to allow setting module params -- support for --raw_output option to show just the kunit output during make tests: -- KUnit tests for checksums and timestamps -- Print test statistics on failure -- Integrates UBSAN into the KUnit testing framework. It fails KUnit tests whenever it reports undefined behavior. ---------------------------------------------------------------- Daniel Latypov (2): kunit: tool: add --kernel_args to allow setting module params kunit: tool: make --raw_output support only showing kunit output David Gow (2): fat: Add KUnit tests for checksums and timestamps kunit: Print test statistics on failure Uriel Guajardo (1): kunit: ubsan integration Documentation/dev-tools/kunit/kunit-tool.rst | 9 +- Documentation/dev-tools/kunit/running_tips.rst | 10 ++ fs/fat/.kunitconfig | 5 + fs/fat/Kconfig | 14 +- fs/fat/Makefile | 2 + fs/fat/fat_test.c | 196 +++++++++++++++++++++++++ fs/fat/misc.c | 3 + lib/kunit/test.c | 109 ++++++++++++++ lib/ubsan.c | 3 + tools/testing/kunit/kunit.py | 36 +++-- tools/testing/kunit/kunit_parser.py | 6 +- tools/testing/kunit/kunit_tool_test.py | 29 +++- 12 files changed, 398 insertions(+), 24 deletions(-) create mode 100644 fs/fat/.kunitconfig create mode 100644 fs/fat/fat_test.c ----------------------------------------------------------------