Files
epics-base/modules/database/test/std/rec/linkRetargetLinkTest.c
2018-06-19 11:31:13 +02:00

123 lines
3.4 KiB
C

/*************************************************************************\
* Copyright (c) 2015 Michael Davidsaver
* EPICS BASE is distributed subject to a Software License Agreement found
* in file LICENSE that is included with this distribution.
\*************************************************************************/
/*
* Author: Michael Davidsaver <mdavidsaver@gmail.com>
*
* Test using several stringout records to retarget the link of another record
*/
#define EPICS_DBCA_PRIVATE_API
#include <string.h>
#include "dbAccess.h"
#include "dbUnitTest.h"
#include "errlog.h"
#include "epicsThread.h"
#include "testMain.h"
void recTestIoc_registerRecordDeviceDriver(struct dbBase *);
static void testRetarget(void)
{
testMonitor *lnkmon, *valmon;
testDiag("In testRetarget");
lnkmon = testMonitorCreate("rec:ai.INP", DBE_VALUE, 0);
valmon = testMonitorCreate("rec:ai", DBE_VALUE, 0);
/* initially rec:ai.INP is CONSTANT */
testdbGetFieldEqual("rec:ai", DBR_DOUBLE, 0.0);
testdbGetFieldEqual("rec:ai.INP", DBR_STRING, "0");
/* rec:ai.INP becomes DB_LINK, but no processing is triggered */
testdbPutFieldOk("rec:link1.PROC", DBF_LONG, 0);
testMonitorWait(lnkmon);
testdbGetFieldEqual("rec:ai", DBR_DOUBLE, 0.0);
testdbGetFieldEqual("rec:ai.INP", DBR_STRING, "rec:src1 NPP NMS");
/* trigger a read from rec:ai.INP */
testdbPutFieldOk("rec:ai.PROC", DBF_LONG, 0);
testMonitorWait(valmon);
testdbGetFieldEqual("rec:ai", DBR_DOUBLE, 1.0);
/* rec:ai.INP becomes CA_LINK w/ CP, processing is triggered */
testdbPutFieldOk("rec:link2.PROC", DBF_LONG, 0);
testMonitorWait(lnkmon);
testMonitorWait(valmon);
testdbGetFieldEqual("rec:ai", DBR_DOUBLE, 2.0);
testdbGetFieldEqual("rec:ai.INP", DBR_STRING, "rec:src2 CP NMS");
testMonitorDestroy(lnkmon);
testMonitorDestroy(valmon);
}
#define testLongStrEq(PV, VAL) testdbGetArrFieldEqual(PV, DBF_CHAR, sizeof(VAL)+2, sizeof(VAL), VAL)
#define testPutLongStr(PV, VAL) testdbPutArrFieldOk(PV, DBF_CHAR, sizeof(VAL), VAL);
static void testRetargetJLink(void)
{
testDiag("In testRetargetJLink");
testdbGetFieldEqual("rec:j1", DBF_DOUBLE, 10.0);
/* minimal args */
testLongStrEq("rec:j1.INP$", "{\"calc\":{\"expr\":\"A+5\",\"args\":5}}");
/* with [] */
testPutLongStr("rec:j1.INP$", "{\"calc\":{\"expr\":\"A+5\",\"args\":[7]}}");
testdbPutFieldOk("rec:j1.PROC", DBF_LONG, 1);
/* with const */
testPutLongStr("rec:j1.INP$", "{\"calc\":{\"expr\":\"A+5\",\"args\":[{\"const\":7}]}}");
testdbPutFieldOk("rec:j1.PROC", DBF_LONG, 1);
testdbGetFieldEqual("rec:j1", DBF_DOUBLE, 12.0);
testLongStrEq("rec:j1.INP$", "{\"calc\":{\"expr\":\"A+5\",\"args\":[{\"const\":7}]}}");
}
MAIN(linkRetargetLinkTest)
{
testPlan(18);
testdbPrepare();
testdbReadDatabase("recTestIoc.dbd", NULL, NULL);
recTestIoc_registerRecordDeviceDriver(pdbbase);
testdbReadDatabase("linkRetargetLink.db", NULL, NULL);
eltc(0);
testIocInitOk();
eltc(1);
/* wait for local CA links to be connected or dbPutField() will fail */
/* wait for initial CA_CONNECT actions to be processed.
* Assume that local CA links deliver callbacks synchronously
* eg. that ca_create_channel() will invoke the connection callback
* before returning.
*/
dbCaSync();
testRetarget();
testRetargetJLink();
testIocShutdownOk();
testdbCleanup();
return testDone();
}