tests: kernel: Add unit test for sys_put|get_le16()

Make sure sys_put|get_le16() works as expected.

Signed-off-by: Jukka Rissanen <[email protected]>

Author: jukkar

tests/kernel/common/src/byteorder.c

@@ -184,6 +184,45 @@ void test_sys_put_be16(void)
 	zassert_mem_equal(tmp, buf, sizeof(u16_t), "sys_put_be16() failed");
 }
 
+/**
+ * @brief Test sys_get_le16() functionality
+ *
+ * @details Test if sys_get_le16() correctly handles endianness.
+ *
+ * @see sys_get_le16()
+ */
+void test_sys_get_le16(void)
+{
+	u32_t val = 0xf0e1, tmp;
+	u8_t buf[] = {
+		0xe1, 0xf0
+	};
+
+	tmp = sys_get_le16(buf);
+
+	zassert_equal(tmp, val, "sys_get_le16() failed");
+}
+
+/**
+ * @brief Test sys_put_le16() functionality
+ *
+ * @details Test if sys_put_le16() correctly handles endianness.
+ *
+ * @see sys_put_le16()
+ */
+void test_sys_put_le16(void)
+{
+	u64_t val = 0xf0e1;
+	u8_t buf[] = {
+		0xe1, 0xf0
+	};
+	u8_t tmp[sizeof(u16_t)];
+
+	sys_put_le16(val, tmp);
+
+	zassert_mem_equal(tmp, buf, sizeof(u16_t), "sys_put_le16() failed");
+}
+
 /**
  * @}
  */

tests/kernel/common/src/main.c

@@ -18,6 +18,8 @@ extern void test_sys_get_be32(void);
 extern void test_sys_put_be32(void);
 extern void test_sys_get_be16(void);
 extern void test_sys_put_be16(void);
+extern void test_sys_get_le16(void);
+extern void test_sys_put_le16(void);
 extern void test_atomic(void);
 extern void test_intmath(void);
 extern void test_printk(void);
@@ -107,6 +109,8 @@ void test_main(void)
 			 ztest_unit_test(test_sys_put_be32),
 			 ztest_unit_test(test_sys_get_be16),
 			 ztest_unit_test(test_sys_put_be16),
+			 ztest_unit_test(test_sys_get_le16),
+			 ztest_unit_test(test_sys_put_le16),
 			 ztest_user_unit_test(test_atomic),
 			 ztest_unit_test(test_bitfield),
 			 ztest_unit_test(test_printk),