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Feature/add bbmd unit tests (#65)

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* Added som BBMD IPv4 and IPv6 unit tests

Co-authored-by: Steve Karg <skarg@users.sourceforge.net>
This commit is contained in:
Steve Karg
2020-04-11 22:58:07 -05:00
committed by GitHub
parent eedfa58a55
commit d7918bb2ea
11 changed files with 715 additions and 296 deletions
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src/bacnet/basic/bbmd/h_bbmd.c
+4 -144
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@@ -639,7 +639,6 @@ static int bvlc_send_result(BACNET_IP_ADDRESS *dest_addr, uint16_t result_code)
return bip_send_mpdu(dest_addr, mtu, mtu_len);
}
#if ((!BBMD_ENABLED) || (TEST))
/**
* Use this handler when you are not a BBMD.
* Sets the BVLC_Function_Code in case it is needed later.
@@ -651,7 +650,7 @@ static int bvlc_send_result(BACNET_IP_ADDRESS *dest_addr, uint16_t result_code)
*
* @return number of bytes offset into the NPDU for APDU, or 0 if handled
*/
static int handler_bbmd_for_non_bbmd(BACNET_IP_ADDRESS *addr,
int bvlc_bbmd_disabled_handler(BACNET_IP_ADDRESS *addr,
BACNET_ADDRESS *src,
uint8_t *mtu,
uint16_t mtu_len)
@@ -785,7 +784,6 @@ static int handler_bbmd_for_non_bbmd(BACNET_IP_ADDRESS *addr,
return offset;
}
#endif
#if BBMD_ENABLED
/**
@@ -799,7 +797,7 @@ static int handler_bbmd_for_non_bbmd(BACNET_IP_ADDRESS *addr,
*
* @return number of bytes offset into the NPDU for APDU, or 0 if handled
*/
static int handler_bbmd_for_bbmd(BACNET_IP_ADDRESS *addr,
int bvlc_bbmd_enabled_handler(BACNET_IP_ADDRESS *addr,
BACNET_ADDRESS *src,
uint8_t *mtu,
uint16_t mtu_len)
@@ -1111,10 +1109,10 @@ int bvlc_handler(BACNET_IP_ADDRESS *addr,
{
#if BBMD_ENABLED
debug_print_bip("Received BVLC (BBMD Enabled)", addr);
return handler_bbmd_for_bbmd(addr, src, npdu, npdu_len);
return bvlc_bbmd_enabled_handler(addr, src, npdu, npdu_len);
#else
debug_print_bip("Received BVLC (BBMD Disabled)", addr);
return handler_bbmd_for_non_bbmd(addr, src, npdu, npdu_len);
return bvlc_bbmd_disabled_handler(addr, src, npdu, npdu_len);
#endif
}
@@ -1254,141 +1252,3 @@ void bvlc_init(void)
bvlc_foreign_device_table_link_array(&FD_Table[0], MAX_FD_ENTRIES);
#endif
}
#ifdef TEST
#include <assert.h>
#include <string.h>
#include "ctest.h"
static uint32_t Device_ID = 0;
static BACNET_IP_ADDRESS BIP_Addr;
static BACNET_IP_ADDRESS BIP_Broadcast_Addr;
/* network stub functions */
/**
* BACnet/IP Datalink Receive handler.
*
* @param src - returns the source address
* @param npdu - returns the NPDU buffer
* @param max_npdu -maximum size of the NPDU buffer
* @param timeout - number of milliseconds to wait for a packet
*
* @return Number of bytes received, or 0 if none or timeout.
*/
uint16_t bip_receive(
BACNET_ADDRESS *src, uint8_t *npdu, uint16_t max_npdu, unsigned timeout)
{
return 0;
}
/**
* The send function for BACnet/IPv4 driver layer
*
* @param dest - Points to a BACNET_IP_ADDRESS structure containing the
* destination address.
* @param mtu - the bytes of data to send
* @param mtu_len - the number of bytes of data to send
*
* @return Upon successful completion, returns the number of bytes sent.
* Otherwise, -1 shall be returned and errno set to indicate the error.
*/
int bip_send_mpdu(BACNET_IP_ADDRESS *dest, uint8_t *mtu, uint16_t mtu_len)
{
return 0;
}
/** Return the Object Instance number for our (single) Device Object.
* This is a key function, widely invoked by the handler code, since
* it provides "our" (ie, local) address.
*
* @return The Instance number used in the BACNET_OBJECT_ID for the Device.
*/
uint32_t Device_Object_Instance_Number(void)
{
return Device_ID;
}
/**
* Get the BACnet/IP address
*
* @return BACnet/IP address
*/
bool bip_get_addr(BACNET_IP_ADDRESS *addr)
{
return bvlc_address_copy(addr, &BIP_Addr);
}
/**
* Get the BACnet/IP address
*
* @return BACnet/IP address
*/
bool bip_get_broadcast_addr(BACNET_IP_ADDRESS *addr)
{
return bvlc_address_copy(addr, &BIP_Broadcast_Addr);
}
static void test_BBMD_Result(Test *pTest)
{
int result = 0;
uint16_t result_code[] = { BVLC_RESULT_SUCCESSFUL_COMPLETION,
BVLC_RESULT_WRITE_BROADCAST_DISTRIBUTION_TABLE_NAK,
BVLC_RESULT_READ_BROADCAST_DISTRIBUTION_TABLE_NAK,
BVLC_RESULT_REGISTER_FOREIGN_DEVICE_NAK,
BVLC_RESULT_READ_FOREIGN_DEVICE_TABLE_NAK,
BVLC_RESULT_DELETE_FOREIGN_DEVICE_TABLE_ENTRY_NAK,
BVLC_RESULT_DISTRIBUTE_BROADCAST_TO_NETWORK_NAK };
size_t result_code_max = sizeof(result_code) / sizeof(result_code[0]);
uint16_t test_result_code = 0;
uint8_t test_function_code = 0;
BACNET_IP_ADDRESS addr;
BACNET_ADDRESS src;
unsigned int i = 0;
uint8_t mtu[MAX_MPDU] = { 0 };
uint16_t mtu_len = 0;
bvlc_address_port_from_ascii(&addr, "192.168.0.1", "0xBAC0");
for (i = 0; i < result_code_max; i++) {
mtu_len = bvlc_encode_result(&mtu[0], sizeof(mtu), result_code[i]);
result = handler_bbmd_for_non_bbmd(&addr, &src, &mtu[0], mtu_len);
/* validate that the result is handled (0) */
ct_test(pTest, result == 0);
test_result_code = bvlc_get_last_result();
ct_test(pTest, test_result_code == result_code[i]);
test_function_code = bvlc_get_function_code();
ct_test(pTest, test_function_code == BVLC_RESULT);
result = handler_bbmd_for_bbmd(&addr, &src, &mtu[0], mtu_len);
/* validate that the result is handled (0) */
ct_test(pTest, result == 0);
test_result_code = bvlc_get_last_result();
ct_test(pTest, test_result_code == result_code[i]);
test_function_code = bvlc_get_function_code();
ct_test(pTest, test_function_code == BVLC_RESULT);
}
}
static void test_BBMD_Handler(Test *pTest)
{
bool rc;
/* individual tests */
rc = ct_addTestFunction(pTest, test_BBMD_Result);
assert(rc);
}
#ifdef TEST_BBMD_HANDLER
int main(void)
{
Test *pTest;
pTest = ct_create("BACnet Broadcast Management Device Handler", NULL);
test_BBMD_Handler(pTest);
/* configure output */
ct_setStream(pTest, stdout);
ct_run(pTest);
(void)ct_report(pTest);
ct_destroy(pTest);
return 0;
}
#endif
#endif