Files
pvData/testApp/pv/testPVStructureArray.cpp
2012-08-17 14:13:18 -04:00

123 lines
4.0 KiB
C++

/* testPVStructureArray.cpp */
/**
* Copyright - See the COPYRIGHT that is included with this distribution.
* EPICS pvDataCPP is distributed subject to a Software License Agreement found
* in file LICENSE that is included with this distribution.
*/
/* Author: Marty Kraimer Date: 2010.10 */
#include <cstddef>
#include <cstdlib>
#include <cstddef>
#include <string>
#include <cstdio>
#include <epicsAssert.h>
#include <epicsExit.h>
#include <pv/requester.h>
#include <pv/pvIntrospect.h>
#include <pv/pvData.h>
#include <pv/convert.h>
#include <pv/standardField.h>
#include <pv/standardPVField.h>
using namespace epics::pvData;
static bool debug = false;
static FieldCreatePtr fieldCreate;
static PVDataCreatePtr pvDataCreate;
static StandardFieldPtr standardField;
static StandardPVFieldPtr standardPVField;
static ConvertPtr convert;
static String buffer;
static void testPVStructureArray(FILE * fd) {
if(debug) fprintf(fd,"/ntestPVStructureArray\n");
StructureArrayConstPtr alarm(
fieldCreate->createStructureArray(standardField->alarm()));
PVStructureArrayPtr pvAlarmStructure(
pvDataCreate->createPVStructureArray(alarm));
PVStructurePtrArray palarms;
size_t na=2;
palarms.reserve(na);
for(size_t i=0; i<na; i++) {
palarms.push_back(
pvDataCreate->createPVStructure(standardField->alarm()));
}
pvAlarmStructure->put(0,2,palarms,0);
buffer.clear();
pvAlarmStructure->toString(&buffer);
if(debug) fprintf(fd,"pvAlarmStructure\n%s\n",buffer.c_str());
PVStructureArrayPtr copy(pvDataCreate->createPVStructureArray(alarm));
convert->copyStructureArray(pvAlarmStructure,copy);
buffer.clear();
copy->toString(&buffer);
if(debug) fprintf(fd,"copy\n%s\n",buffer.c_str());
fprintf(fd,"testPVStructureArray PASSED\n");
}
static StructureConstPtr getPowerSupplyStructure() {
String properties("alarm");
FieldConstPtrArray fields;
StringArray fieldNames;
fields.reserve(3);
fieldNames.reserve(3);
fieldNames.push_back("voltage");
fieldNames.push_back("power");
fieldNames.push_back("current");
fields.push_back(standardField->scalar(pvDouble,properties));
fields.push_back(standardField->scalar(pvDouble,properties));
fields.push_back(standardField->scalar(pvDouble,properties));
StructureConstPtr structure = fieldCreate->createStructure(
"powerSupply_t",fieldNames,fields);
return structure;
}
static void testPowerSupplyArray(FILE * fd) {
if(debug) fprintf(fd,"/ntestPowerSupplyArray\n");
PVStructurePtr powerSupplyArrayStruct = standardPVField->structureArray(
getPowerSupplyStructure(),String("alarm,timeStamp"));
PVStructureArrayPtr powerSupplyArray =
powerSupplyArrayStruct->getStructureArrayField(String("value"));
assert(powerSupplyArray.get()!=NULL);
int offset = powerSupplyArray->append(5);
if(debug) fprintf(fd,"offset %d\n",offset);
buffer.clear();
powerSupplyArrayStruct->toString(&buffer);
if(debug) fprintf(fd,"after append 5\n%s\n",buffer.c_str());
powerSupplyArray->remove(0,2);
buffer.clear();
powerSupplyArrayStruct->toString(&buffer);
if(debug) fprintf(fd,"after remove(0,2)\n%s\n",buffer.c_str());
powerSupplyArray->remove(2,1);
buffer.clear();
powerSupplyArrayStruct->toString(&buffer);
if(debug) fprintf(fd,"after remove 2,1%s\n",buffer.c_str());
powerSupplyArray->compress();
buffer.clear();
powerSupplyArrayStruct->toString(&buffer);
if(debug) fprintf(fd,"after compress%s\n",buffer.c_str());
fprintf(fd,"testPowerSupplyArray PASSED\n");
}
int main(int argc,char *argv[])
{
char *fileName = 0;
if(argc>1) fileName = argv[1];
FILE * fd = stdout;
if(fileName!=0 && fileName[0]!=0) {
fd = fopen(fileName,"w+");
}
fieldCreate = getFieldCreate();
pvDataCreate = getPVDataCreate();
standardField = getStandardField();
standardPVField = getStandardPVField();
convert = getConvert();
testPVStructureArray(fd);
testPowerSupplyArray(fd);
return(0);
}