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From: Arpitha Raghunandan <98.arpi@gmail.com>
To: brendanhiggins@google.com, skhan@linuxfoundation.org,
	elver@google.com, yzaikin@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@vger.kernel.org,
	linux-kernel-mentees@lists.linuxfoundation.org,
	linux-ext4@vger.kernel.org
Subject: [PATCH v2 2/2] fs: ext4: Modify inode-test.c to use KUnit parameterized testing feature
Date: Fri, 23 Oct 2020 20:36:34 +0530	[thread overview]
Message-ID: <20201023150634.282631-1-98.arpi@gmail.com> (raw)
In-Reply-To: <20201023150536.282568-1-98.arpi@gmail.com>

Modify fs/ext4/inode-test.c to use the parameterized testing
feature of KUnit.

Signed-off-by: Arpitha Raghunandan <98.arpi@gmail.com>
---
Changes v1->v2:
- Modification based on latest implementation of KUnit parameterized testing

 fs/ext4/inode-test.c | 318 ++++++++++++++++++++++---------------------
 1 file changed, 162 insertions(+), 156 deletions(-)

diff --git a/fs/ext4/inode-test.c b/fs/ext4/inode-test.c
index d62d802c9c12..611a1cf2581d 100644
--- a/fs/ext4/inode-test.c
+++ b/fs/ext4/inode-test.c
@@ -80,6 +80,137 @@ struct timestamp_expectation {
 	bool lower_bound;
 };
 
+static struct timestamp_expectation test_data[] = {
+	{
+		.test_case_name = LOWER_BOUND_NEG_NO_EXTRA_BITS_CASE,
+		.msb_set = true,
+		.lower_bound = true,
+		.extra_bits = 0,
+		.expected = {.tv_sec = -0x80000000LL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = UPPER_BOUND_NEG_NO_EXTRA_BITS_CASE,
+		.msb_set = true,
+		.lower_bound = false,
+		.extra_bits = 0,
+		.expected = {.tv_sec = -1LL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = LOWER_BOUND_NONNEG_NO_EXTRA_BITS_CASE,
+		.msb_set = false,
+		.lower_bound = true,
+		.extra_bits = 0,
+		.expected = {0LL, 0L},
+	},
+
+	{
+		.test_case_name = UPPER_BOUND_NONNEG_NO_EXTRA_BITS_CASE,
+		.msb_set = false,
+		.lower_bound = false,
+		.extra_bits = 0,
+		.expected = {.tv_sec = 0x7fffffffLL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = LOWER_BOUND_NEG_LO_1_CASE,
+		.msb_set = true,
+		.lower_bound = true,
+		.extra_bits = 1,
+		.expected = {.tv_sec = 0x80000000LL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = UPPER_BOUND_NEG_LO_1_CASE,
+		.msb_set = true,
+		.lower_bound = false,
+		.extra_bits = 1,
+		.expected = {.tv_sec = 0xffffffffLL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = LOWER_BOUND_NONNEG_LO_1_CASE,
+		.msb_set = false,
+		.lower_bound = true,
+		.extra_bits = 1,
+		.expected = {.tv_sec = 0x100000000LL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = UPPER_BOUND_NONNEG_LO_1_CASE,
+		.msb_set = false,
+		.lower_bound = false,
+		.extra_bits = 1,
+		.expected = {.tv_sec = 0x17fffffffLL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = LOWER_BOUND_NEG_HI_1_CASE,
+		.msb_set = true,
+		.lower_bound = true,
+		.extra_bits =  2,
+		.expected = {.tv_sec = 0x180000000LL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = UPPER_BOUND_NEG_HI_1_CASE,
+		.msb_set = true,
+		.lower_bound = false,
+		.extra_bits = 2,
+		.expected = {.tv_sec = 0x1ffffffffLL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = LOWER_BOUND_NONNEG_HI_1_CASE,
+		.msb_set = false,
+		.lower_bound = true,
+		.extra_bits = 2,
+		.expected = {.tv_sec = 0x200000000LL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = UPPER_BOUND_NONNEG_HI_1_CASE,
+		.msb_set = false,
+		.lower_bound = false,
+		.extra_bits = 2,
+		.expected = {.tv_sec = 0x27fffffffLL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = UPPER_BOUND_NONNEG_HI_1_NS_1_CASE,
+		.msb_set = false,
+		.lower_bound = false,
+		.extra_bits = 6,
+		.expected = {.tv_sec = 0x27fffffffLL, .tv_nsec = 1L},
+	},
+
+	{
+		.test_case_name = LOWER_BOUND_NONNEG_HI_1_NS_MAX_CASE,
+		.msb_set = false,
+		.lower_bound = true,
+		.extra_bits = 0xFFFFFFFF,
+		.expected = {.tv_sec = 0x300000000LL,
+			     .tv_nsec = MAX_NANOSECONDS},
+	},
+
+	{
+		.test_case_name = LOWER_BOUND_NONNEG_EXTRA_BITS_1_CASE,
+		.msb_set = false,
+		.lower_bound = true,
+		.extra_bits = 3,
+		.expected = {.tv_sec = 0x300000000LL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = UPPER_BOUND_NONNEG_EXTRA_BITS_1_CASE,
+		.msb_set = false,
+		.lower_bound = false,
+		.extra_bits = 3,
+		.expected = {.tv_sec = 0x37fffffffLL, .tv_nsec = 0L},
+	}
+};
+
 static time64_t get_32bit_time(const struct timestamp_expectation * const test)
 {
 	if (test->msb_set) {
@@ -101,166 +232,41 @@ 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[] = {
-		{
-			.test_case_name = LOWER_BOUND_NEG_NO_EXTRA_BITS_CASE,
-			.msb_set = true,
-			.lower_bound = true,
-			.extra_bits = 0,
-			.expected = {.tv_sec = -0x80000000LL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = UPPER_BOUND_NEG_NO_EXTRA_BITS_CASE,
-			.msb_set = true,
-			.lower_bound = false,
-			.extra_bits = 0,
-			.expected = {.tv_sec = -1LL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = LOWER_BOUND_NONNEG_NO_EXTRA_BITS_CASE,
-			.msb_set = false,
-			.lower_bound = true,
-			.extra_bits = 0,
-			.expected = {0LL, 0L},
-		},
-
-		{
-			.test_case_name = UPPER_BOUND_NONNEG_NO_EXTRA_BITS_CASE,
-			.msb_set = false,
-			.lower_bound = false,
-			.extra_bits = 0,
-			.expected = {.tv_sec = 0x7fffffffLL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = LOWER_BOUND_NEG_LO_1_CASE,
-			.msb_set = true,
-			.lower_bound = true,
-			.extra_bits = 1,
-			.expected = {.tv_sec = 0x80000000LL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = UPPER_BOUND_NEG_LO_1_CASE,
-			.msb_set = true,
-			.lower_bound = false,
-			.extra_bits = 1,
-			.expected = {.tv_sec = 0xffffffffLL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = LOWER_BOUND_NONNEG_LO_1_CASE,
-			.msb_set = false,
-			.lower_bound = true,
-			.extra_bits = 1,
-			.expected = {.tv_sec = 0x100000000LL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = UPPER_BOUND_NONNEG_LO_1_CASE,
-			.msb_set = false,
-			.lower_bound = false,
-			.extra_bits = 1,
-			.expected = {.tv_sec = 0x17fffffffLL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = LOWER_BOUND_NEG_HI_1_CASE,
-			.msb_set = true,
-			.lower_bound = true,
-			.extra_bits =  2,
-			.expected = {.tv_sec = 0x180000000LL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = UPPER_BOUND_NEG_HI_1_CASE,
-			.msb_set = true,
-			.lower_bound = false,
-			.extra_bits = 2,
-			.expected = {.tv_sec = 0x1ffffffffLL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = LOWER_BOUND_NONNEG_HI_1_CASE,
-			.msb_set = false,
-			.lower_bound = true,
-			.extra_bits = 2,
-			.expected = {.tv_sec = 0x200000000LL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = UPPER_BOUND_NONNEG_HI_1_CASE,
-			.msb_set = false,
-			.lower_bound = false,
-			.extra_bits = 2,
-			.expected = {.tv_sec = 0x27fffffffLL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = UPPER_BOUND_NONNEG_HI_1_NS_1_CASE,
-			.msb_set = false,
-			.lower_bound = false,
-			.extra_bits = 6,
-			.expected = {.tv_sec = 0x27fffffffLL, .tv_nsec = 1L},
-		},
-
-		{
-			.test_case_name = LOWER_BOUND_NONNEG_HI_1_NS_MAX_CASE,
-			.msb_set = false,
-			.lower_bound = true,
-			.extra_bits = 0xFFFFFFFF,
-			.expected = {.tv_sec = 0x300000000LL,
-				     .tv_nsec = MAX_NANOSECONDS},
-		},
-
-		{
-			.test_case_name = LOWER_BOUND_NONNEG_EXTRA_BITS_1_CASE,
-			.msb_set = false,
-			.lower_bound = true,
-			.extra_bits = 3,
-			.expected = {.tv_sec = 0x300000000LL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = UPPER_BOUND_NONNEG_EXTRA_BITS_1_CASE,
-			.msb_set = false,
-			.lower_bound = false,
-			.extra_bits = 3,
-			.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(&timestamp,
-				       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);
-	}
+
+	struct timestamp_expectation *test_param =
+			(struct timestamp_expectation *)(test->param_values);
+
+	timestamp.tv_sec = get_32bit_time(test_param);
+	ext4_decode_extra_time(&timestamp,
+			       cpu_to_le32(test_param->extra_bits));
+
+	KUNIT_EXPECT_EQ_MSG(test,
+			    test_param->expected.tv_sec,
+			    timestamp.tv_sec,
+			    CASE_NAME_FORMAT,
+			    test_param->test_case_name,
+			    test_param->msb_set,
+			    test_param->lower_bound,
+			    test_param->extra_bits);
+	KUNIT_EXPECT_EQ_MSG(test,
+			    test_param->expected.tv_nsec,
+			    timestamp.tv_nsec,
+			    CASE_NAME_FORMAT,
+			    test_param->test_case_name,
+			    test_param->msb_set,
+			    test_param->lower_bound,
+			    test_param->extra_bits);
+}
+
+static void *generate_params(struct kunit *test, void *prev)
+{
+	return KUNIT_PARAM_GENERATOR_HELPER(test, prev, test_data,
+					struct timestamp_expectation);
 }
 
 static struct kunit_case ext4_inode_test_cases[] = {
-	KUNIT_CASE(inode_test_xtimestamp_decoding),
+	KUNIT_CASE_PARAM(inode_test_xtimestamp_decoding, generate_params),
 	{}
 };
 
-- 
2.25.1

WARNING: multiple messages have this Message-ID (diff)

From: Arpitha Raghunandan <98.arpi@gmail.com>
To: brendanhiggins@google.com, skhan@linuxfoundation.org,
	elver@google.com, yzaikin@google.com, tytso@mit.edu,
	adilger.kernel@dilger.ca
Cc: Arpitha Raghunandan <98.arpi@gmail.com>,
	linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org,
	linux-ext4@vger.kernel.org,
	linux-kernel-mentees@lists.linuxfoundation.org,
	kunit-dev@googlegroups.com
Subject: [Linux-kernel-mentees] [PATCH v2 2/2] fs: ext4: Modify inode-test.c to use KUnit parameterized testing feature
Date: Fri, 23 Oct 2020 20:36:34 +0530	[thread overview]
Message-ID: <20201023150634.282631-1-98.arpi@gmail.com> (raw)
In-Reply-To: <20201023150536.282568-1-98.arpi@gmail.com>

Modify fs/ext4/inode-test.c to use the parameterized testing
feature of KUnit.

Signed-off-by: Arpitha Raghunandan <98.arpi@gmail.com>
---
Changes v1->v2:
- Modification based on latest implementation of KUnit parameterized testing

 fs/ext4/inode-test.c | 318 ++++++++++++++++++++++---------------------
 1 file changed, 162 insertions(+), 156 deletions(-)

diff --git a/fs/ext4/inode-test.c b/fs/ext4/inode-test.c
index d62d802c9c12..611a1cf2581d 100644
--- a/fs/ext4/inode-test.c
+++ b/fs/ext4/inode-test.c
@@ -80,6 +80,137 @@ struct timestamp_expectation {
 	bool lower_bound;
 };
 
+static struct timestamp_expectation test_data[] = {
+	{
+		.test_case_name = LOWER_BOUND_NEG_NO_EXTRA_BITS_CASE,
+		.msb_set = true,
+		.lower_bound = true,
+		.extra_bits = 0,
+		.expected = {.tv_sec = -0x80000000LL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = UPPER_BOUND_NEG_NO_EXTRA_BITS_CASE,
+		.msb_set = true,
+		.lower_bound = false,
+		.extra_bits = 0,
+		.expected = {.tv_sec = -1LL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = LOWER_BOUND_NONNEG_NO_EXTRA_BITS_CASE,
+		.msb_set = false,
+		.lower_bound = true,
+		.extra_bits = 0,
+		.expected = {0LL, 0L},
+	},
+
+	{
+		.test_case_name = UPPER_BOUND_NONNEG_NO_EXTRA_BITS_CASE,
+		.msb_set = false,
+		.lower_bound = false,
+		.extra_bits = 0,
+		.expected = {.tv_sec = 0x7fffffffLL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = LOWER_BOUND_NEG_LO_1_CASE,
+		.msb_set = true,
+		.lower_bound = true,
+		.extra_bits = 1,
+		.expected = {.tv_sec = 0x80000000LL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = UPPER_BOUND_NEG_LO_1_CASE,
+		.msb_set = true,
+		.lower_bound = false,
+		.extra_bits = 1,
+		.expected = {.tv_sec = 0xffffffffLL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = LOWER_BOUND_NONNEG_LO_1_CASE,
+		.msb_set = false,
+		.lower_bound = true,
+		.extra_bits = 1,
+		.expected = {.tv_sec = 0x100000000LL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = UPPER_BOUND_NONNEG_LO_1_CASE,
+		.msb_set = false,
+		.lower_bound = false,
+		.extra_bits = 1,
+		.expected = {.tv_sec = 0x17fffffffLL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = LOWER_BOUND_NEG_HI_1_CASE,
+		.msb_set = true,
+		.lower_bound = true,
+		.extra_bits =  2,
+		.expected = {.tv_sec = 0x180000000LL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = UPPER_BOUND_NEG_HI_1_CASE,
+		.msb_set = true,
+		.lower_bound = false,
+		.extra_bits = 2,
+		.expected = {.tv_sec = 0x1ffffffffLL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = LOWER_BOUND_NONNEG_HI_1_CASE,
+		.msb_set = false,
+		.lower_bound = true,
+		.extra_bits = 2,
+		.expected = {.tv_sec = 0x200000000LL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = UPPER_BOUND_NONNEG_HI_1_CASE,
+		.msb_set = false,
+		.lower_bound = false,
+		.extra_bits = 2,
+		.expected = {.tv_sec = 0x27fffffffLL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = UPPER_BOUND_NONNEG_HI_1_NS_1_CASE,
+		.msb_set = false,
+		.lower_bound = false,
+		.extra_bits = 6,
+		.expected = {.tv_sec = 0x27fffffffLL, .tv_nsec = 1L},
+	},
+
+	{
+		.test_case_name = LOWER_BOUND_NONNEG_HI_1_NS_MAX_CASE,
+		.msb_set = false,
+		.lower_bound = true,
+		.extra_bits = 0xFFFFFFFF,
+		.expected = {.tv_sec = 0x300000000LL,
+			     .tv_nsec = MAX_NANOSECONDS},
+	},
+
+	{
+		.test_case_name = LOWER_BOUND_NONNEG_EXTRA_BITS_1_CASE,
+		.msb_set = false,
+		.lower_bound = true,
+		.extra_bits = 3,
+		.expected = {.tv_sec = 0x300000000LL, .tv_nsec = 0L},
+	},
+
+	{
+		.test_case_name = UPPER_BOUND_NONNEG_EXTRA_BITS_1_CASE,
+		.msb_set = false,
+		.lower_bound = false,
+		.extra_bits = 3,
+		.expected = {.tv_sec = 0x37fffffffLL, .tv_nsec = 0L},
+	}
+};
+
 static time64_t get_32bit_time(const struct timestamp_expectation * const test)
 {
 	if (test->msb_set) {
@@ -101,166 +232,41 @@ 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[] = {
-		{
-			.test_case_name = LOWER_BOUND_NEG_NO_EXTRA_BITS_CASE,
-			.msb_set = true,
-			.lower_bound = true,
-			.extra_bits = 0,
-			.expected = {.tv_sec = -0x80000000LL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = UPPER_BOUND_NEG_NO_EXTRA_BITS_CASE,
-			.msb_set = true,
-			.lower_bound = false,
-			.extra_bits = 0,
-			.expected = {.tv_sec = -1LL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = LOWER_BOUND_NONNEG_NO_EXTRA_BITS_CASE,
-			.msb_set = false,
-			.lower_bound = true,
-			.extra_bits = 0,
-			.expected = {0LL, 0L},
-		},
-
-		{
-			.test_case_name = UPPER_BOUND_NONNEG_NO_EXTRA_BITS_CASE,
-			.msb_set = false,
-			.lower_bound = false,
-			.extra_bits = 0,
-			.expected = {.tv_sec = 0x7fffffffLL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = LOWER_BOUND_NEG_LO_1_CASE,
-			.msb_set = true,
-			.lower_bound = true,
-			.extra_bits = 1,
-			.expected = {.tv_sec = 0x80000000LL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = UPPER_BOUND_NEG_LO_1_CASE,
-			.msb_set = true,
-			.lower_bound = false,
-			.extra_bits = 1,
-			.expected = {.tv_sec = 0xffffffffLL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = LOWER_BOUND_NONNEG_LO_1_CASE,
-			.msb_set = false,
-			.lower_bound = true,
-			.extra_bits = 1,
-			.expected = {.tv_sec = 0x100000000LL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = UPPER_BOUND_NONNEG_LO_1_CASE,
-			.msb_set = false,
-			.lower_bound = false,
-			.extra_bits = 1,
-			.expected = {.tv_sec = 0x17fffffffLL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = LOWER_BOUND_NEG_HI_1_CASE,
-			.msb_set = true,
-			.lower_bound = true,
-			.extra_bits =  2,
-			.expected = {.tv_sec = 0x180000000LL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = UPPER_BOUND_NEG_HI_1_CASE,
-			.msb_set = true,
-			.lower_bound = false,
-			.extra_bits = 2,
-			.expected = {.tv_sec = 0x1ffffffffLL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = LOWER_BOUND_NONNEG_HI_1_CASE,
-			.msb_set = false,
-			.lower_bound = true,
-			.extra_bits = 2,
-			.expected = {.tv_sec = 0x200000000LL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = UPPER_BOUND_NONNEG_HI_1_CASE,
-			.msb_set = false,
-			.lower_bound = false,
-			.extra_bits = 2,
-			.expected = {.tv_sec = 0x27fffffffLL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = UPPER_BOUND_NONNEG_HI_1_NS_1_CASE,
-			.msb_set = false,
-			.lower_bound = false,
-			.extra_bits = 6,
-			.expected = {.tv_sec = 0x27fffffffLL, .tv_nsec = 1L},
-		},
-
-		{
-			.test_case_name = LOWER_BOUND_NONNEG_HI_1_NS_MAX_CASE,
-			.msb_set = false,
-			.lower_bound = true,
-			.extra_bits = 0xFFFFFFFF,
-			.expected = {.tv_sec = 0x300000000LL,
-				     .tv_nsec = MAX_NANOSECONDS},
-		},
-
-		{
-			.test_case_name = LOWER_BOUND_NONNEG_EXTRA_BITS_1_CASE,
-			.msb_set = false,
-			.lower_bound = true,
-			.extra_bits = 3,
-			.expected = {.tv_sec = 0x300000000LL, .tv_nsec = 0L},
-		},
-
-		{
-			.test_case_name = UPPER_BOUND_NONNEG_EXTRA_BITS_1_CASE,
-			.msb_set = false,
-			.lower_bound = false,
-			.extra_bits = 3,
-			.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(&timestamp,
-				       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);
-	}
+
+	struct timestamp_expectation *test_param =
+			(struct timestamp_expectation *)(test->param_values);
+
+	timestamp.tv_sec = get_32bit_time(test_param);
+	ext4_decode_extra_time(&timestamp,
+			       cpu_to_le32(test_param->extra_bits));
+
+	KUNIT_EXPECT_EQ_MSG(test,
+			    test_param->expected.tv_sec,
+			    timestamp.tv_sec,
+			    CASE_NAME_FORMAT,
+			    test_param->test_case_name,
+			    test_param->msb_set,
+			    test_param->lower_bound,
+			    test_param->extra_bits);
+	KUNIT_EXPECT_EQ_MSG(test,
+			    test_param->expected.tv_nsec,
+			    timestamp.tv_nsec,
+			    CASE_NAME_FORMAT,
+			    test_param->test_case_name,
+			    test_param->msb_set,
+			    test_param->lower_bound,
+			    test_param->extra_bits);
+}
+
+static void *generate_params(struct kunit *test, void *prev)
+{
+	return KUNIT_PARAM_GENERATOR_HELPER(test, prev, test_data,
+					struct timestamp_expectation);
 }
 
 static struct kunit_case ext4_inode_test_cases[] = {
-	KUNIT_CASE(inode_test_xtimestamp_decoding),
+	KUNIT_CASE_PARAM(inode_test_xtimestamp_decoding, generate_params),
 	{}
 };
 
-- 
2.25.1

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next prev parent reply	other threads:[~2020-10-23 15:07 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-23 15:05 [PATCH v2 1/2] kunit: Support for Parameterized Testing Arpitha Raghunandan
2020-10-23 15:05 ` [Linux-kernel-mentees] " Arpitha Raghunandan
2020-10-23 15:06 ` Arpitha Raghunandan [this message]
2020-10-23 15:06   ` [Linux-kernel-mentees] [PATCH v2 2/2] fs: ext4: Modify inode-test.c to use KUnit parameterized testing feature Arpitha Raghunandan
2020-10-23 17:33   ` kernel test robot
2020-10-23 17:33     ` kernel test robot
2020-10-26 18:11   ` Iurii Zaikin
2020-10-26 18:11     ` [Linux-kernel-mentees] " Iurii Zaikin via Linux-kernel-mentees
2020-10-26 18:19     ` Arpitha Raghunandan
2020-10-26 18:19       ` [Linux-kernel-mentees] " Arpitha Raghunandan
2020-10-23 18:08 ` [PATCH v2 1/2] kunit: Support for Parameterized Testing kernel test robot
2020-10-23 18:08   ` kernel test robot
2020-10-23 18:14 ` kernel test robot
2020-10-23 18:14   ` kernel test robot
2020-10-23 18:48 ` Marco Elver
2020-10-23 18:48   ` [Linux-kernel-mentees] " Marco Elver via Linux-kernel-mentees
2020-10-23 18:56   ` Marco Elver
2020-10-23 18:56     ` [Linux-kernel-mentees] " Marco Elver via Linux-kernel-mentees
2020-10-24  5:23   ` Arpitha Raghunandan
2020-10-24  5:23     ` [Linux-kernel-mentees] " Arpitha Raghunandan

find likely ancestor, descendant, or conflicting patches for this message:
dfblob:d62d802c9c1 dfblob:d62d802c9c1 dfblob:611a1cf2581
dfblob:611a1cf2581
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