summaryrefslogtreecommitdiff
path: root/drivers/iio/test
diff options
context:
space:
mode:
authorAndriy Tryshnivskyy <andriy.tryshnivskyy@opensynergy.com>2021-11-05 13:05:01 +0300
committerJonathan Cameron <Jonathan.Cameron@huawei.com>2021-11-27 19:33:45 +0300
commit1d9b750c92d738cb84eb1531dd85147466202b86 (patch)
treedf58a1c6813f32c36732004e5dd40176bd480cc9 /drivers/iio/test
parentee8ec048e091bfe36cc463e7a30eefbe5fef3e75 (diff)
downloadlinux-1d9b750c92d738cb84eb1531dd85147466202b86.tar.xz
iio: test: Add test for IIO_VAL_INT_64.
Add test for newly introduced type IIO_VAL_INT_64. Signed-off-by: Andriy Tryshnivskyy <andriy.tryshnivskyy@opensynergy.com> Reported-by: kernel test robot <lkp@intel.com> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Link: https://lore.kernel.org/r/20211105100501.1904-3-andriy.tryshnivskyy@opensynergy.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/test')
-rw-r--r--drivers/iio/test/iio-test-format.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/iio/test/iio-test-format.c b/drivers/iio/test/iio-test-format.c
index b746d00bc0ea..237321436b83 100644
--- a/drivers/iio/test/iio-test-format.c
+++ b/drivers/iio/test/iio-test-format.c
@@ -197,12 +197,66 @@ static void iio_test_iio_format_value_multiple(struct kunit *test)
IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "1 -2 3 -4 5 \n");
}
+static void iio_test_iio_format_value_integer_64(struct kunit *test)
+{
+ int values[2];
+ s64 value;
+ char *buf;
+ int ret;
+
+ buf = kunit_kmalloc(test, PAGE_SIZE, GFP_KERNEL);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
+
+ value = 24;
+ values[0] = lower_32_bits(value);
+ values[1] = upper_32_bits(value);
+ ret = iio_format_value(buf, IIO_VAL_INT_64, ARRAY_SIZE(values), values);
+ IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "24\n");
+
+ value = -24;
+ values[0] = lower_32_bits(value);
+ values[1] = upper_32_bits(value);
+ ret = iio_format_value(buf, IIO_VAL_INT_64, ARRAY_SIZE(values), values);
+ IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-24\n");
+
+ value = 0;
+ values[0] = lower_32_bits(value);
+ values[1] = upper_32_bits(value);
+ ret = iio_format_value(buf, IIO_VAL_INT_64, ARRAY_SIZE(values), values);
+ IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "0\n");
+
+ value = UINT_MAX;
+ values[0] = lower_32_bits(value);
+ values[1] = upper_32_bits(value);
+ ret = iio_format_value(buf, IIO_VAL_INT_64, ARRAY_SIZE(values), values);
+ IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "4294967295\n");
+
+ value = -((s64)UINT_MAX);
+ values[0] = lower_32_bits(value);
+ values[1] = upper_32_bits(value);
+ ret = iio_format_value(buf, IIO_VAL_INT_64, ARRAY_SIZE(values), values);
+ IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-4294967295\n");
+
+ value = LLONG_MAX;
+ values[0] = lower_32_bits(value);
+ values[1] = upper_32_bits(value);
+ ret = iio_format_value(buf, IIO_VAL_INT_64, ARRAY_SIZE(values), values);
+ IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "9223372036854775807\n");
+
+ value = LLONG_MIN;
+ values[0] = lower_32_bits(value);
+ values[1] = upper_32_bits(value);
+ ret = iio_format_value(buf, IIO_VAL_INT_64, ARRAY_SIZE(values), values);
+ IIO_TEST_FORMAT_EXPECT_EQ(test, buf, ret, "-9223372036854775808\n");
+}
+
static struct kunit_case iio_format_test_cases[] = {
KUNIT_CASE(iio_test_iio_format_value_integer),
KUNIT_CASE(iio_test_iio_format_value_fixedpoint),
KUNIT_CASE(iio_test_iio_format_value_fractional),
KUNIT_CASE(iio_test_iio_format_value_fractional_log2),
KUNIT_CASE(iio_test_iio_format_value_multiple),
+ KUNIT_CASE(iio_test_iio_format_value_integer_64),
{}
};