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Byte read tests.

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This commit is contained in:
Roger A. Light 2018-10-03 13:02:58 +01:00
parent d157e5c41e
commit d532253f10
1 changed files with 66 additions and 4 deletions
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70
test/unit/datatypes.c
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@ -3,6 +3,25 @@
#include "packet_mosq.h" #include "packet_mosq.h"
static void byte_read_helper(
uint8_t *payload,
int remaining_length,
int rc_expected,
uint8_t value_expected)
{
struct mosquitto__packet packet;
uint8_t value = 0;
int rc;
memset(&packet, 0, sizeof(struct mosquitto__packet));
packet.payload = payload;
packet.remaining_length = remaining_length;
rc = packet__read_byte(&packet, &value);
CU_ASSERT_EQUAL(rc, rc_expected);
CU_ASSERT_EQUAL(value, value_expected);
}
static void uint16_read_helper( static void uint16_read_helper(
uint8_t *payload, uint8_t *payload,
int remaining_length, int remaining_length,
@ -63,6 +82,51 @@ static void varint_read_helper(
} }
/* ========================================================================
* BYTE INTEGER TESTS
* ======================================================================== */
/* This tests reading a Byte from an incoming packet.
*
* It tests:
* * Empty packets
*/
static void TEST_byte_read_empty(void)
{
/* Empty packet */
byte_read_helper(NULL, 0, MOSQ_ERR_PROTOCOL, 0);
}
/* This tests reading a Byte from an incoming packet.
*
* It tests:
* * Success at boundaries
*/
static void TEST_byte_read_success(void)
{
struct mosquitto__packet packet;
uint8_t payload[20];
int rc;
/* 0 value */
memset(payload, 0, sizeof(payload));
payload[0] = 0x00;
byte_read_helper(payload, 1, MOSQ_ERR_SUCCESS, 0x00);
/* Middle */
memset(payload, 0, sizeof(payload));
payload[0] = 0x1F;
byte_read_helper(payload, 1, MOSQ_ERR_SUCCESS, 0x1F);
/* 65,535 value */
memset(payload, 0, sizeof(payload));
payload[0] = 0xFF;
byte_read_helper(payload, 1, MOSQ_ERR_SUCCESS, 0xFF);
}
/* ======================================================================== /* ========================================================================
* TWO BYTE INTEGER TESTS * TWO BYTE INTEGER TESTS
* ======================================================================== */ * ======================================================================== */
@ -75,7 +139,6 @@ static void varint_read_helper(
static void TEST_uint16_read_empty(void) static void TEST_uint16_read_empty(void)
{ {
struct mosquitto__packet packet; struct mosquitto__packet packet;
uint8_t payload[20];
int rc; int rc;
/* Empty packet */ /* Empty packet */
@ -134,8 +197,6 @@ static void TEST_uint16_read_success(void)
} }
/* ======================================================================== /* ========================================================================
* FOUR BYTE INTEGER TESTS * FOUR BYTE INTEGER TESTS
* ======================================================================== */ * ======================================================================== */
@ -148,7 +209,6 @@ static void TEST_uint16_read_success(void)
static void TEST_uint32_read_empty(void) static void TEST_uint32_read_empty(void)
{ {
struct mosquitto__packet packet; struct mosquitto__packet packet;
uint8_t payload[20];
int rc; int rc;
/* Empty packet */ /* Empty packet */
@ -453,6 +513,8 @@ int init_datatype_tests(void)
} }
if(0 if(0
|| !CU_add_test(test_suite, "Byte read (empty packet)", TEST_byte_read_empty)
|| !CU_add_test(test_suite, "Byte read (success values)", TEST_byte_read_success)
|| !CU_add_test(test_suite, "Two Byte Integer read (empty packet)", TEST_uint16_read_empty) || !CU_add_test(test_suite, "Two Byte Integer read (empty packet)", TEST_uint16_read_empty)
|| !CU_add_test(test_suite, "Two Byte Integer read (truncated packet)", TEST_uint16_read_truncated) || !CU_add_test(test_suite, "Two Byte Integer read (truncated packet)", TEST_uint16_read_truncated)
|| !CU_add_test(test_suite, "Two Byte Integer read (success values)", TEST_uint16_read_success) || !CU_add_test(test_suite, "Two Byte Integer read (success values)", TEST_uint16_read_success)