From: Arpitha Raghunandan <98.arpi@gmail.com>
To: brendanhiggins@google.com, skhan@linuxfoundation.org,
yzaikin@google.com, elver@google.com, tytso@mit.edu,
adilger.kernel@dilger.ca
Cc: Arpitha Raghunandan <98.arpi@gmail.com>,
linux-kselftest@vger.kernel.org, kunit-dev@googlegroups.com,
linux-kernel-mentees@lists.linuxfoundation.org,
linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 2/2] fs: ext4: Modify inode-test.c to use KUnit parameterized testing feature
Date: Sat, 10 Oct 2020 20:25:44 +0530 [thread overview]
Message-ID: <20201010145544.61034-1-98.arpi@gmail.com> (raw)
In-Reply-To: <20201010145357.60886-1-98.arpi@gmail.com>
Modifies fs/ext4/inode-test.c to use the parameterized testing
feature of KUnit.
Signed-off-by: Arpitha Raghunandan <98.arpi@gmail.com>
---
fs/ext4/inode-test.c | 64 +++++++++++++++++++++++++-------------------
1 file changed, 36 insertions(+), 28 deletions(-)
diff --git a/fs/ext4/inode-test.c b/fs/ext4/inode-test.c
index d62d802c9c12..691ef0a4ffe1 100644
--- a/fs/ext4/inode-test.c
+++ b/fs/ext4/inode-test.c
@@ -72,6 +72,8 @@
#define UPPER_BOUND_NONNEG_EXTRA_BITS_1_CASE\
"2446-05-10 Upper bound of 32bit >=0 timestamp. All extra sec bits on"
+#define NUMBER_OF_TESTCASES 16
+
struct timestamp_expectation {
const char *test_case_name;
struct timespec64 expected;
@@ -101,7 +103,36 @@ static time64_t get_32bit_time(const struct timestamp_expectation * const test)
*/
static void inode_test_xtimestamp_decoding(struct kunit *test)
{
- const struct timestamp_expectation test_data[] = {
+ struct timespec64 timestamp;
+
+ struct timestamp_expectation *test_data =
+ (struct timestamp_expectation *)get_test_case_parameters(test);
+
+ timestamp.tv_sec = get_32bit_time(test_data);
+ ext4_decode_extra_time(×tamp,
+ cpu_to_le32(test_data->extra_bits));
+
+ KUNIT_EXPECT_EQ_MSG(test,
+ test_data->expected.tv_sec,
+ timestamp.tv_sec,
+ CASE_NAME_FORMAT,
+ test_data->test_case_name,
+ test_data->msb_set,
+ test_data->lower_bound,
+ test_data->extra_bits);
+ KUNIT_EXPECT_EQ_MSG(test,
+ test_data->expected.tv_nsec,
+ timestamp.tv_nsec,
+ CASE_NAME_FORMAT,
+ test_data->test_case_name,
+ test_data->msb_set,
+ test_data->lower_bound,
+ test_data->extra_bits);
+}
+
+struct timestamp_expectation *get_test_parameters(void)
+{
+ static struct timestamp_expectation test_data[] = {
{
.test_case_name = LOWER_BOUND_NEG_NO_EXTRA_BITS_CASE,
.msb_set = true,
@@ -231,36 +262,13 @@ static void inode_test_xtimestamp_decoding(struct kunit *test)
.expected = {.tv_sec = 0x37fffffffLL, .tv_nsec = 0L},
}
};
-
- struct timespec64 timestamp;
- int i;
-
- for (i = 0; i < ARRAY_SIZE(test_data); ++i) {
- timestamp.tv_sec = get_32bit_time(&test_data[i]);
- ext4_decode_extra_time(×tamp,
- cpu_to_le32(test_data[i].extra_bits));
-
- KUNIT_EXPECT_EQ_MSG(test,
- test_data[i].expected.tv_sec,
- timestamp.tv_sec,
- CASE_NAME_FORMAT,
- test_data[i].test_case_name,
- test_data[i].msb_set,
- test_data[i].lower_bound,
- test_data[i].extra_bits);
- KUNIT_EXPECT_EQ_MSG(test,
- test_data[i].expected.tv_nsec,
- timestamp.tv_nsec,
- CASE_NAME_FORMAT,
- test_data[i].test_case_name,
- test_data[i].msb_set,
- test_data[i].lower_bound,
- test_data[i].extra_bits);
- }
+ return test_data;
}
static struct kunit_case ext4_inode_test_cases[] = {
- KUNIT_CASE(inode_test_xtimestamp_decoding),
+ KUNIT_CASE_PARAM(inode_test_xtimestamp_decoding,
+ get_test_parameters, NUMBER_OF_TESTCASES,
+ sizeof(struct timestamp_expectation)),
{}
};
--
2.25.1
next prev parent reply other threads:[~2020-10-10 21:49 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-10 14:53 [PATCH 1/2] kunit: Support for Parameterized Testing Arpitha Raghunandan
2020-10-10 14:55 ` Arpitha Raghunandan [this message]
2020-10-12 2:07 ` [kunit] c89d849f69: UBSAN:invalid-load_in_lib/kunit/test.c kernel test robot
2020-10-12 11:00 ` [PATCH 1/2] kunit: Support for Parameterized Testing Marco Elver
2020-10-15 5:28 ` Arpitha Raghunandan
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20201010145544.61034-1-98.arpi@gmail.com \
--to=98.arpi@gmail.com \
--cc=adilger.kernel@dilger.ca \
--cc=brendanhiggins@google.com \
--cc=elver@google.com \
--cc=kunit-dev@googlegroups.com \
--cc=linux-ext4@vger.kernel.org \
--cc=linux-kernel-mentees@lists.linuxfoundation.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-kselftest@vger.kernel.org \
--cc=skhan@linuxfoundation.org \
--cc=tytso@mit.edu \
--cc=yzaikin@google.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).