open62541/tests/check_stack.c

/****************************************************************************
 Name        : check_stack.c
 Author      : uleon @ open62541
 Version     : 0.1
 Copyright   : Your copyright notice
 Description : test cases to check different aspects of the
 stack indication-response behavior w/o any network aspects


```
 Client            Server

request  o--__
              --> indication        +
                                    | <---
            __--o response          +
confirm. <--
```
*****************************************************************************/

#include <stdio.h>
#include <stdlib.h>

#include "opcua.h"
#include "ua_transport.h"
#include "ua_transport_binary.h"
#include "ua_transport_binary_secure.h"
#include "check.h"

#define MAXMSG 512
#define BUFFER_SIZE 8192

/** @brief this structure holds all the information for the stack test fixture */
typedef struct stackTestFixture {
	/** @brief the actual buffer to receive the response msg */
	UA_Byte respMsgBuffer[BUFFER_SIZE];
	/** @brief the management structure (initialized to point to respMsgBuffer in create */
	UA_ByteString respMsg;
	/** @brief the management data structure for the fake connection */
	TL_Connection connection;
} stackTestFixture;


/** @brief the maximum number of parallel fixtures.
 * ( MAX_FIXTURES needs to match the number of bytes of fixturesMap )*/
#define MAX_FIXTURES 32
/** @brief this map marks the slots in fixtures as free (bit=0) or in use (bit=1) */
UA_Int32 fixturesMap = 0;
/** @brief the array of pointers to the fixtures */
stackTestFixture* fixtures[MAX_FIXTURES];

/** @brief search first free handle, set and return */
UA_Int32 stackTestFixture_getAndMarkFreeHandle() {
	UA_Int32 freeFixtureHandle = 0;

	for (freeFixtureHandle=0;freeFixtureHandle < MAX_FIXTURES;++freeFixtureHandle) {
		if (!(fixturesMap & (1 << freeFixtureHandle))) { // when free
			fixturesMap |= (1 << freeFixtureHandle); // then set
			return freeFixtureHandle;
		}
	}
	return UA_ERR_NO_MEMORY;
}
/** @brief clear bit in fixture map */
UA_Int32 stackTestFixture_markHandleAsFree(UA_Int32 fixtureHandle) {
	if (fixtureHandle >= 0 && fixtureHandle < MAX_FIXTURES) {
		fixturesMap &= ~ (1 << fixtureHandle); // clear bit
		return UA_SUCCESS;
	}
	return UA_ERR_INVALID_VALUE;
}

/** @brief get a handle to a free slot and create a new stackTestFixture */
UA_Int32 stackTestFixture_create(TL_Writer writerCallback) {
	UA_UInt32 fixtureHandle = stackTestFixture_getAndMarkFreeHandle();
	if (fixtureHandle < MAX_FIXTURES) {
		UA_alloc((void**)&fixtures[fixtureHandle], sizeof(stackTestFixture));
		stackTestFixture* fixture = fixtures[fixtureHandle];
		fixture->respMsg.data = fixture->respMsgBuffer;
		fixture->respMsg.length = 0;
		fixture->connection.connectionState = CONNECTIONSTATE_CLOSED;
		fixture->connection.writerCallback = writerCallback;
		fixture->connection.localConf.maxChunkCount = 1;
		fixture->connection.localConf.maxMessageSize = BUFFER_SIZE;
		fixture->connection.localConf.protocolVersion = 0;
		fixture->connection.localConf.recvBufferSize = BUFFER_SIZE;
		fixture->connection.localConf.recvBufferSize = BUFFER_SIZE;
		fixture->connection.connectionHandle = fixtureHandle;
	}
	return fixtureHandle;
}
/** @brief free the allocated memory of the stackTestFixture associated with the handle */
UA_Int32 stackTestFixture_delete(UA_UInt32 fixtureHandle) {
	if (fixtureHandle < MAX_FIXTURES) {
		UA_free(fixtures[fixtureHandle]);
		stackTestFixture_markHandleAsFree(fixtureHandle);
		return UA_SUCCESS;
	}
	return UA_ERR_INVALID_VALUE;
}

/** @brief return the fixture associated with the handle */
stackTestFixture* stackTestFixture_getFixture(UA_UInt32 fixtureHandle) {
	if (fixtureHandle < MAX_FIXTURES && ( fixturesMap & (1 << fixtureHandle)))
			return fixtures[fixtureHandle];
	return UA_NULL;
}

/** @brief write message provided in the gather buffers to the buffer of the fixture */
UA_Int32 responseMsg(struct TL_Connection * c, UA_ByteString const ** gather_buf, UA_Int32 gather_len) {
	UA_Int32 retval = UA_SUCCESS;
	UA_UInt32 total_len = 0;

	stackTestFixture* fixture = stackTestFixture_getFixture(c->connectionHandle);

	for (UA_Int32 i=0; i<gather_len && retval == UA_SUCCESS; ++i) {
		if (total_len + gather_buf[i]->length < BUFFER_SIZE) {
			memcpy(&(fixture->respMsg.data[total_len]),gather_buf[i]->data,gather_buf[i]->length);
			total_len += gather_buf[i]->length;
		} else {
			retval = UA_ERR_NO_MEMORY;
		}
	}
	fixture->respMsg.length = total_len;
	return UA_SUCCESS;
}

void indicateMsg(UA_Int32 handle, UA_ByteString *slMessage) {
	TL_Process(&(stackTestFixture_getFixture(handle)->connection), slMessage);
}

UA_Byte pkt_HEL[] = {
            0x48, 0x45, 0x4c, 0x46, 0x39, 0x00, /*   HELF9. */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* ........ */
0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, /* ........ */
0x00, 0x01, 0x88, 0x13, 0x00, 0x00, 0x19, 0x00, /* ........ */
0x00, 0x00, 0x6f, 0x70, 0x63, 0x2e, 0x74, 0x63, /* ..opc.tc */
0x70, 0x3a, 0x2f, 0x2f, 0x31, 0x30, 0x2e, 0x30, /* p://10.0 */
0x2e, 0x35, 0x34, 0x2e, 0x37, 0x37, 0x3a, 0x34, /* .54.77:4 */
0x38, 0x34, 0x32                                /* 842 */
};
UA_Byte pkt_OPN[] = {
            0x4f, 0x50, 0x4e, 0x46, 0x85, 0x00, /*   OPNF.. */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x2f, 0x00, /* ....../. */
0x00, 0x00, 0x68, 0x74, 0x74, 0x70, 0x3a, 0x2f, /* ..http:/ */
0x2f, 0x6f, 0x70, 0x63, 0x66, 0x6f, 0x75, 0x6e, /* /opcfoun */
0x64, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x2e, 0x6f, /* dation.o */
0x72, 0x67, 0x2f, 0x55, 0x41, 0x2f, 0x53, 0x65, /* rg/UA/Se */
0x63, 0x75, 0x72, 0x69, 0x74, 0x79, 0x50, 0x6f, /* curityPo */
0x6c, 0x69, 0x63, 0x79, 0x23, 0x4e, 0x6f, 0x6e, /* licy#Non */
0x65, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* e....... */
0xff, 0x33, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, /* .3...... */
0x00, 0x01, 0x00, 0xbe, 0x01, 0x00, 0x00, 0x40, /* .......@ */
0xaf, 0xfc, 0xe8, 0xa1, 0x76, 0xcf, 0x01, 0x00, /* ....v... */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, /* ........ */
0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, /* ........ */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* ........ */
0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, /* ........ */
0x00, 0x00, 0x00, 0x80, 0xee, 0x36, 0x00        /* .....6. */
};

UA_Byte pkt_MSG_CreateSession[] = {
0x4d, 0x53, 0x47, 0x46, 0xb4, 0x05, 0x00, 0x00, /* MSGF.... */
0x19, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, /* QQ...... */  // assumes fixed secureChannelID=25 !
0x34, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, /* 4....... */
0x01, 0x00, 0xcd, 0x01, 0x00, 0x00, 0x50, 0xd6, /* ......P. */
0xfc, 0xe8, 0xa1, 0x76, 0xcf, 0x01, 0x01, 0x00, /* ...v.... */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, /* ........ */
0xff, 0xff, 0x10, 0x27, 0x00, 0x00, 0x00, 0x00, /* ...'.... */
0x00, 0x2d, 0x00, 0x00, 0x00, 0x75, 0x72, 0x6e, /* .-...urn */
0x3a, 0x6d, 0x72, 0x74, 0x2d, 0x56, 0x69, 0x72, /* :mrt-Vir */
0x74, 0x75, 0x61, 0x6c, 0x42, 0x6f, 0x78, 0x3a, /* tualBox: */
0x55, 0x6e, 0x69, 0x66, 0x69, 0x65, 0x64, 0x41, /* UnifiedA */
0x75, 0x74, 0x6f, 0x6d, 0x61, 0x74, 0x69, 0x6f, /* utomatio */
0x6e, 0x3a, 0x55, 0x61, 0x45, 0x78, 0x70, 0x65, /* n:UaExpe */
0x72, 0x74, 0x1e, 0x00, 0x00, 0x00, 0x75, 0x72, /* rt....ur */
0x6e, 0x3a, 0x55, 0x6e, 0x69, 0x66, 0x69, 0x65, /* n:Unifie */
0x64, 0x41, 0x75, 0x74, 0x6f, 0x6d, 0x61, 0x74, /* dAutomat */
0x69, 0x6f, 0x6e, 0x3a, 0x55, 0x61, 0x45, 0x78, /* ion:UaEx */
0x70, 0x65, 0x72, 0x74, 0x02, 0x1b, 0x00, 0x00, /* pert.... */
0x00, 0x55, 0x6e, 0x69, 0x66, 0x69, 0x65, 0x64, /* .Unified */
0x20, 0x41, 0x75, 0x74, 0x6f, 0x6d, 0x61, 0x74, /*  Automat */
0x69, 0x6f, 0x6e, 0x20, 0x55, 0x61, 0x45, 0x78, /* ion UaEx */
0x70, 0x65, 0x72, 0x74, 0x01, 0x00, 0x00, 0x00, /* pert.... */
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* ........ */
0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, /* ........ */
0x19, 0x00, 0x00, 0x00, 0x6f, 0x70, 0x63, 0x2e, /* ....opc. */
0x74, 0x63, 0x70, 0x3a, 0x2f, 0x2f, 0x31, 0x30, /* tcp://10 */
0x2e, 0x30, 0x2e, 0x35, 0x34, 0x2e, 0x37, 0x37, /* .0.54.77 */
0x3a, 0x34, 0x38, 0x34, 0x32, 0x2d, 0x00, 0x00, /* :4842-.. */
0x00, 0x75, 0x72, 0x6e, 0x3a, 0x6d, 0x72, 0x74, /* .urn:mrt */
0x2d, 0x56, 0x69, 0x72, 0x74, 0x75, 0x61, 0x6c, /* -Virtual */
0x42, 0x6f, 0x78, 0x3a, 0x55, 0x6e, 0x69, 0x66, /* Box:Unif */
0x69, 0x65, 0x64, 0x41, 0x75, 0x74, 0x6f, 0x6d, /* iedAutom */
0x61, 0x74, 0x69, 0x6f, 0x6e, 0x3a, 0x55, 0x61, /* ation:Ua */
0x45, 0x78, 0x70, 0x65, 0x72, 0x74, 0x20, 0x00, /* Expert . */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* ........ */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* ........ */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* ........ */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* ........ */
0x00, 0x00, 0x72, 0x04, 0x00, 0x00, 0x30, 0x82, /* ..r...0. */
0x04, 0x6e, 0x30, 0x82, 0x03, 0xd7, 0xa0, 0x03, /* .n0..... */
0x02, 0x01, 0x02, 0x02, 0x04, 0x53, 0x1b, 0x10, /* .....S.. */
0x9f, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, /* .0...*.H */
0x86, 0xf7, 0x0d, 0x01, 0x01, 0x05, 0x05, 0x00, /* ........ */
0x30, 0x81, 0x93, 0x31, 0x0b, 0x30, 0x09, 0x06, /* 0..1.0.. */
0x03, 0x55, 0x04, 0x06, 0x13, 0x02, 0x44, 0x45, /* .U....DE */
0x31, 0x11, 0x30, 0x0f, 0x06, 0x03, 0x55, 0x04, /* 1.0...U. */
0x08, 0x13, 0x08, 0x41, 0x6e, 0x79, 0x77, 0x68, /* ...Anywh */
0x65, 0x72, 0x65, 0x31, 0x11, 0x30, 0x0f, 0x06, /* ere1.0.. */
0x03, 0x55, 0x04, 0x07, 0x13, 0x08, 0x41, 0x6e, /* .U....An */
0x79, 0x77, 0x68, 0x65, 0x72, 0x65, 0x31, 0x13, /* ywhere1. */
0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x13, /* 0...U... */
0x0a, 0x54, 0x55, 0x20, 0x44, 0x72, 0x65, 0x73, /* .TU Dres */
0x64, 0x65, 0x6e, 0x31, 0x36, 0x30, 0x34, 0x06, /* den1604. */
0x03, 0x55, 0x04, 0x0b, 0x13, 0x2d, 0x43, 0x68, /* .U...-Ch */
0x61, 0x69, 0x72, 0x20, 0x66, 0x6f, 0x72, 0x20, /* air for  */
0x50, 0x72, 0x6f, 0x63, 0x65, 0x73, 0x73, 0x20, /* Process  */
0x43, 0x6f, 0x6e, 0x74, 0x72, 0x6f, 0x6c, 0x20, /* Control  */
0x53, 0x79, 0x73, 0x74, 0x65, 0x6d, 0x73, 0x20, /* Systems  */
0x45, 0x6e, 0x67, 0x69, 0x6e, 0x65, 0x65, 0x72, /* Engineer */
0x69, 0x6e, 0x67, 0x31, 0x11, 0x30, 0x0f, 0x06, /* ing1.0.. */
0x03, 0x55, 0x04, 0x03, 0x13, 0x08, 0x55, 0x61, /* .U....Ua */
0x45, 0x78, 0x70, 0x65, 0x72, 0x74, 0x30, 0x1e, /* Expert0. */
0x17, 0x0d, 0x31, 0x34, 0x30, 0x33, 0x30, 0x38, /* ..140308 */
0x31, 0x32, 0x34, 0x34, 0x31, 0x35, 0x5a, 0x17, /* 124415Z. */
0x0d, 0x31, 0x34, 0x30, 0x33, 0x30, 0x38, 0x31, /* .1403081 */
0x33, 0x34, 0x34, 0x31, 0x35, 0x5a, 0x30, 0x81, /* 34415Z0. */
0x93, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, /* .1.0...U */
0x04, 0x06, 0x13, 0x02, 0x44, 0x45, 0x31, 0x11, /* ....DE1. */
0x30, 0x0f, 0x06, 0x03, 0x55, 0x04, 0x08, 0x13, /* 0...U... */
0x08, 0x41, 0x6e, 0x79, 0x77, 0x68, 0x65, 0x72, /* .Anywher */
0x65, 0x31, 0x11, 0x30, 0x0f, 0x06, 0x03, 0x55, /* e1.0...U */
0x04, 0x07, 0x13, 0x08, 0x41, 0x6e, 0x79, 0x77, /* ....Anyw */
0x68, 0x65, 0x72, 0x65, 0x31, 0x13, 0x30, 0x11, /* here1.0. */
0x06, 0x03, 0x55, 0x04, 0x0a, 0x13, 0x0a, 0x54, /* ..U....T */
0x55, 0x20, 0x44, 0x72, 0x65, 0x73, 0x64, 0x65, /* U Dresde */
0x6e, 0x31, 0x36, 0x30, 0x34, 0x06, 0x03, 0x55, /* n1604..U */
0x04, 0x0b, 0x13, 0x2d, 0x43, 0x68, 0x61, 0x69, /* ...-Chai */
0x72, 0x20, 0x66, 0x6f, 0x72, 0x20, 0x50, 0x72, /* r for Pr */
0x6f, 0x63, 0x65, 0x73, 0x73, 0x20, 0x43, 0x6f, /* ocess Co */
0x6e, 0x74, 0x72, 0x6f, 0x6c, 0x20, 0x53, 0x79, /* ntrol Sy */
0x73, 0x74, 0x65, 0x6d, 0x73, 0x20, 0x45, 0x6e, /* stems En */
0x67, 0x69, 0x6e, 0x65, 0x65, 0x72, 0x69, 0x6e, /* gineerin */
0x67, 0x31, 0x11, 0x30, 0x0f, 0x06, 0x03, 0x55, /* g1.0...U */
0x04, 0x03, 0x13, 0x08, 0x55, 0x61, 0x45, 0x78, /* ....UaEx */
0x70, 0x65, 0x72, 0x74, 0x30, 0x81, 0x9f, 0x30, /* pert0..0 */
0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, /* ...*.H.. */
0x0d, 0x01, 0x01, 0x01, 0x05, 0x00, 0x03, 0x81, /* ........ */
0x8d, 0x00, 0x30, 0x81, 0x89, 0x02, 0x81, 0x81, /* ..0..... */
0x00, 0xb3, 0xb3, 0xc9, 0x97, 0xb7, 0x4f, 0x6d, /* ......Om */
0x6f, 0x72, 0x48, 0xe2, 0x5f, 0x8c, 0x89, 0x0f, /* orH._... */
0xc3, 0x47, 0x17, 0x4c, 0xd2, 0x8c, 0x2a, 0x85, /* .G.L..*. */
0xf6, 0x80, 0xb1, 0x9e, 0xf4, 0x90, 0xff, 0x0f, /* ........ */
0xff, 0x42, 0x74, 0x75, 0xcd, 0xd5, 0xe0, 0x8f, /* .Btu.... */
0x7f, 0xa1, 0x41, 0x86, 0x83, 0xcf, 0x2c, 0xef, /* ..A...,. */
0xbd, 0xb7, 0xbf, 0x50, 0xa9, 0x5c, 0xfa, 0x39, /* ...P.\.9 */
0x84, 0xbb, 0x7e, 0xc9, 0x7e, 0x5b, 0xc8, 0x1b, /* ..~.~[.. */
0x19, 0xfc, 0x31, 0x05, 0xa9, 0x0c, 0x31, 0x3c, /* ..1...1< */
0x1a, 0x86, 0x50, 0x17, 0x45, 0x0a, 0xfd, 0xfe, /* ..P.E... */
0xa0, 0xc4, 0x88, 0x93, 0xff, 0x1c, 0xf3, 0x60, /* .......` */
0x06, 0xc6, 0xdf, 0x7c, 0xc6, 0xcd, 0x95, 0x7d, /* ...|...} */
0xf8, 0x3b, 0x7a, 0x53, 0x15, 0xbb, 0x2e, 0xcf, /* .;zS.... */
0xd1, 0x63, 0xae, 0x5a, 0x30, 0x48, 0x67, 0x5f, /* .c.Z0Hg_ */
0xa8, 0x30, 0x7f, 0x35, 0xe4, 0x43, 0x94, 0xa3, /* .0.5.C.. */
0xc1, 0xfe, 0x69, 0xcd, 0x5c, 0xd7, 0x88, 0xc0, /* ..i.\... */
0xa5, 0x02, 0x03, 0x01, 0x00, 0x01, 0xa3, 0x82, /* ........ */
0x01, 0xcb, 0x30, 0x82, 0x01, 0xc7, 0x30, 0x0c, /* ..0...0. */
0x06, 0x03, 0x55, 0x1d, 0x13, 0x01, 0x01, 0xff, /* ..U..... */
0x04, 0x02, 0x30, 0x00, 0x30, 0x50, 0x06, 0x09, /* ..0.0P.. */
0x60, 0x86, 0x48, 0x01, 0x86, 0xf8, 0x42, 0x01, /* `.H...B. */
0x0d, 0x04, 0x43, 0x16, 0x41, 0x22, 0x47, 0x65, /* ..C.A"Ge */
0x6e, 0x65, 0x72, 0x61, 0x74, 0x65, 0x64, 0x20, /* nerated  */
0x77, 0x69, 0x74, 0x68, 0x20, 0x55, 0x6e, 0x69, /* with Uni */
0x66, 0x69, 0x65, 0x64, 0x20, 0x41, 0x75, 0x74, /* fied Aut */
0x6f, 0x6d, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x20, /* omation  */
0x55, 0x41, 0x20, 0x42, 0x61, 0x73, 0x65, 0x20, /* UA Base  */
0x4c, 0x69, 0x62, 0x72, 0x61, 0x72, 0x79, 0x20, /* Library  */
0x75, 0x73, 0x69, 0x6e, 0x67, 0x20, 0x4f, 0x70, /* using Op */
0x65, 0x6e, 0x53, 0x53, 0x4c, 0x22, 0x30, 0x1d, /* enSSL"0. */
0x06, 0x03, 0x55, 0x1d, 0x0e, 0x04, 0x16, 0x04, /* ..U..... */
0x14, 0x37, 0x39, 0x34, 0x93, 0xa2, 0x65, 0xef, /* .794..e. */
0xb9, 0xd4, 0x71, 0x21, 0x4b, 0x77, 0xdb, 0x28, /* ..q!Kw.( */
0xc8, 0xfa, 0x03, 0xfe, 0x05, 0x30, 0x81, 0xc3, /* .....0.. */
0x06, 0x03, 0x55, 0x1d, 0x23, 0x04, 0x81, 0xbb, /* ..U.#... */
0x30, 0x81, 0xb8, 0x80, 0x14, 0x37, 0x39, 0x34, /* 0....794 */
0x93, 0xa2, 0x65, 0xef, 0xb9, 0xd4, 0x71, 0x21, /* ..e...q! */
0x4b, 0x77, 0xdb, 0x28, 0xc8, 0xfa, 0x03, 0xfe, /* Kw.(.... */
0x05, 0xa1, 0x81, 0x99, 0xa4, 0x81, 0x96, 0x30, /* .......0 */
0x81, 0x93, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, /* ..1.0... */
0x55, 0x04, 0x06, 0x13, 0x02, 0x44, 0x45, 0x31, /* U....DE1 */
0x11, 0x30, 0x0f, 0x06, 0x03, 0x55, 0x04, 0x08, /* .0...U.. */
0x13, 0x08, 0x41, 0x6e, 0x79, 0x77, 0x68, 0x65, /* ..Anywhe */
0x72, 0x65, 0x31, 0x11, 0x30, 0x0f, 0x06, 0x03, /* re1.0... */
0x55, 0x04, 0x07, 0x13, 0x08, 0x41, 0x6e, 0x79, /* U....Any */
0x77, 0x68, 0x65, 0x72, 0x65, 0x31, 0x13, 0x30, /* where1.0 */
0x11, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x13, 0x0a, /* ...U.... */
0x54, 0x55, 0x20, 0x44, 0x72, 0x65, 0x73, 0x64, /* TU Dresd */
0x65, 0x6e, 0x31, 0x36, 0x30, 0x34, 0x06, 0x03, /* en1604.. */
0x55, 0x04, 0x0b, 0x13, 0x2d, 0x43, 0x68, 0x61, /* U...-Cha */
0x69, 0x72, 0x20, 0x66, 0x6f, 0x72, 0x20, 0x50, /* ir for P */
0x72, 0x6f, 0x63, 0x65, 0x73, 0x73, 0x20, 0x43, /* rocess C */
0x6f, 0x6e, 0x74, 0x72, 0x6f, 0x6c, 0x20, 0x53, /* ontrol S */
0x79, 0x73, 0x74, 0x65, 0x6d, 0x73, 0x20, 0x45, /* ystems E */
0x6e, 0x67, 0x69, 0x6e, 0x65, 0x65, 0x72, 0x69, /* ngineeri */
0x6e, 0x67, 0x31, 0x11, 0x30, 0x0f, 0x06, 0x03, /* ng1.0... */
0x55, 0x04, 0x03, 0x13, 0x08, 0x55, 0x61, 0x45, /* U....UaE */
0x78, 0x70, 0x65, 0x72, 0x74, 0x82, 0x04, 0x53, /* xpert..S */
0x1b, 0x10, 0x9f, 0x30, 0x0e, 0x06, 0x03, 0x55, /* ...0...U */
0x1d, 0x0f, 0x01, 0x01, 0xff, 0x04, 0x04, 0x03, /* ........ */
0x02, 0x02, 0xf4, 0x30, 0x20, 0x06, 0x03, 0x55, /* ...0 ..U */
0x1d, 0x25, 0x01, 0x01, 0xff, 0x04, 0x16, 0x30, /* .%.....0 */
0x14, 0x06, 0x08, 0x2b, 0x06, 0x01, 0x05, 0x05, /* ...+.... */
0x07, 0x03, 0x01, 0x06, 0x08, 0x2b, 0x06, 0x01, /* .....+.. */
0x05, 0x05, 0x07, 0x03, 0x02, 0x30, 0x4e, 0x06, /* .....0N. */
0x03, 0x55, 0x1d, 0x11, 0x04, 0x47, 0x30, 0x45, /* .U...G0E */
0x86, 0x2d, 0x75, 0x72, 0x6e, 0x3a, 0x6d, 0x72, /* .-urn:mr */
0x74, 0x2d, 0x56, 0x69, 0x72, 0x74, 0x75, 0x61, /* t-Virtua */
0x6c, 0x42, 0x6f, 0x78, 0x3a, 0x55, 0x6e, 0x69, /* lBox:Uni */
0x66, 0x69, 0x65, 0x64, 0x41, 0x75, 0x74, 0x6f, /* fiedAuto */
0x6d, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x3a, 0x55, /* mation:U */
0x61, 0x45, 0x78, 0x70, 0x65, 0x72, 0x74, 0x82, /* aExpert. */
0x0e, 0x6d, 0x72, 0x74, 0x2d, 0x56, 0x69, 0x72, /* .mrt-Vir */
0x74, 0x75, 0x61, 0x6c, 0x42, 0x6f, 0x78, 0x87, /* tualBox. */
0x04, 0xc0, 0xa8, 0x02, 0x73, 0x30, 0x0d, 0x06, /* ....s0.. */
0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, /* .*.H.... */
0x01, 0x05, 0x05, 0x00, 0x03, 0x81, 0x81, 0x00, /* ........ */
0x77, 0x2c, 0x9c, 0x23, 0x60, 0x13, 0x3f, 0xa5, /* w,.#`.?. */
0xc8, 0xb3, 0x20, 0x27, 0x64, 0xda, 0x7f, 0xaa, /* .. 'd... */
0xc5, 0x86, 0xfa, 0xd7, 0x24, 0x2e, 0xbe, 0xa0, /* ....$... */
0xfc, 0x49, 0x8f, 0xc0, 0xef, 0xfb, 0x9a, 0xe6, /* .I...... */
0x50, 0xe6, 0xb3, 0x53, 0x91, 0x91, 0x89, 0xd3, /* P..S.... */
0x5a, 0xa5, 0xc9, 0x9c, 0xf6, 0x7b, 0x8f, 0x93, /* Z....{.. */
0xb4, 0x98, 0xc3, 0x92, 0x26, 0x49, 0x8a, 0x96, /* ....&I.. */
0x6e, 0x8f, 0xf5, 0x93, 0x48, 0x90, 0x9e, 0x7e, /* n...H..~ */
0x1d, 0xad, 0x63, 0xbb, 0x5e, 0x1c, 0x0c, 0x86, /* ..c.^... */
0x2d, 0xce, 0xe2, 0xe1, 0x87, 0x8d, 0x4c, 0x4b, /* -.....LK */
0x89, 0x24, 0x77, 0xff, 0x62, 0x95, 0xf7, 0xec, /* .$w.b... */
0x16, 0x7c, 0x8a, 0x1e, 0x4d, 0x89, 0xcb, 0x3d, /* .|..M..= */
0xc8, 0xc0, 0x7c, 0x12, 0x5a, 0x29, 0xf2, 0xe7, /* ..|.Z).. */
0x68, 0xf9, 0xb9, 0x85, 0xe5, 0xc0, 0x46, 0xac, /* h.....F. */
0x89, 0xdb, 0xd0, 0x87, 0xaa, 0xa1, 0x7a, 0x73, /* ......zs */
0x71, 0xcc, 0x8e, 0x01, 0x80, 0xf3, 0x07, 0x70, /* q......p */
0x00, 0x00, 0x00, 0x00, 0x80, 0x4f, 0x32, 0x41, /* .....O2A */
0xff, 0xff, 0xff, 0xff                          /* .... */
};

START_TEST(emptyIndicationShallYieldNoResponse)
{
	// given
	UA_Int32 handle = stackTestFixture_create(responseMsg);
	UA_ByteString message = { -1, (UA_Byte*) UA_NULL };

	// when
	indicateMsg(handle, &message);

	// then
	ck_assert_int_eq(stackTestFixture_getFixture(handle)->respMsg.length,0);

	// finally
	stackTestFixture_delete(handle);
}
END_TEST


START_TEST(validHELIndicationShallYieldACKResponse)
{
	// given
	UA_Int32 handle = stackTestFixture_create(responseMsg);
	UA_ByteString message_001 = { sizeof(pkt_HEL), pkt_HEL };

	// when
	indicateMsg(handle, &message_001);

	// then
	ck_assert_int_eq(stackTestFixture_getFixture(handle)->respMsg.length,28);
	ck_assert_int_eq(stackTestFixture_getFixture(handle)->respMsg.data[0],'A');
	ck_assert_int_eq(stackTestFixture_getFixture(handle)->respMsg.data[1],'C');
	ck_assert_int_eq(stackTestFixture_getFixture(handle)->respMsg.data[2],'K');

	// finally
	stackTestFixture_delete(handle);
}
END_TEST

START_TEST(validOpeningSequenceShallCreateChannel)
{
	// given
	UA_Int32 handle = stackTestFixture_create(responseMsg);

	UA_ByteString message_001 = { sizeof(pkt_HEL), pkt_HEL };
	UA_ByteString message_002 = { sizeof(pkt_OPN), pkt_OPN };

	// when
	indicateMsg(handle, &message_001);
	indicateMsg(handle, &message_002);

	// then
	ck_assert_int_eq(stackTestFixture_getFixture(handle)->respMsg.data[0],'O');
	ck_assert_int_eq(stackTestFixture_getFixture(handle)->respMsg.data[1],'P');
	ck_assert_int_eq(stackTestFixture_getFixture(handle)->respMsg.data[2],'N');
	ck_assert_int_eq(stackTestFixture_getFixture(handle)->connection.connectionState, CONNECTIONSTATE_ESTABLISHED);

	// finally
	stackTestFixture_delete(handle);
}
END_TEST

START_TEST(validCreateSessionShallCreateSession)
{
	// given
	UA_Int32 handle = stackTestFixture_create(responseMsg);

	UA_ByteString message_001 = { sizeof(pkt_HEL), pkt_HEL };
	UA_ByteString message_002 = { sizeof(pkt_OPN), pkt_OPN };
	UA_ByteString message_003 = { sizeof(pkt_MSG_CreateSession), pkt_MSG_CreateSession };

	// when
	indicateMsg(handle, &message_001);
	indicateMsg(handle, &message_002);
	UA_Int32 pos = 8;
	UA_UInt32 secureChannelId = stackTestFixture_getFixture(handle)->connection.secureChannel->securityToken.secureChannelId;
	UA_UInt32_encodeBinary(&secureChannelId,&pos,&message_003);
	indicateMsg(handle, &message_003);

	// then
	ck_assert_int_eq(stackTestFixture_getFixture(handle)->respMsg.data[0],'M');
	ck_assert_int_eq(stackTestFixture_getFixture(handle)->respMsg.data[1],'S');
	ck_assert_int_eq(stackTestFixture_getFixture(handle)->respMsg.data[2],'G');
	ck_assert_ptr_ne(stackTestFixture_getFixture(handle)->connection.secureChannel, UA_NULL);

	// finally
	stackTestFixture_delete(handle);
}
END_TEST

Suite* testSuite()
{
	Suite *s = suite_create("Stack Test");
	TCase *tc_core = tcase_create("Core");
	tcase_add_test(tc_core, emptyIndicationShallYieldNoResponse);
	tcase_add_test(tc_core, validHELIndicationShallYieldACKResponse);
	tcase_add_test(tc_core, validOpeningSequenceShallCreateChannel);
	tcase_add_test(tc_core, validCreateSessionShallCreateSession);
	suite_add_tcase(s,tc_core);
	return s;
}

int main (void)
{
	int number_failed = 0;

	Suite *s;
	SRunner *sr;

	s = testSuite();
	sr = srunner_create(s);
	srunner_run_all(sr,CK_NORMAL);
	number_failed += srunner_ntests_failed(sr);
	srunner_free(sr);

	return (number_failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
}