From dc846e8d1c3453b1146cf1eed1f6295475b19b42 Mon Sep 17 00:00:00 2001
From: Michael Davidsaver <mdavidsaver@gmail.com>
Date: Fri, 10 Jan 2025 12:39:47 -0800
Subject: [PATCH] remove fdmgrTest

Not a unittest, and not functional.
---
 modules/libcom/test/Makefile    |   5 --
 modules/libcom/test/fdmgrTest.c | 139 --------------------------------
 2 files changed, 144 deletions(-)
 delete mode 100644 modules/libcom/test/fdmgrTest.c

diff --git a/modules/libcom/test/Makefile b/modules/libcom/test/Makefile
index a3893661f2..99e7e2bd52 100644
--- a/modules/libcom/test/Makefile
+++ b/modules/libcom/test/Makefile
@@ -315,11 +315,6 @@ TESTPROD_HOST += buckTest
 buckTest_SRCS += buckTest.c
 testHarness_SRCS += buckTest.c
 
-#TESTPROD_HOST += fdmgrTest
-fdmgrTest_SRCS += fdmgrTest.c
-fdmgrTest_LIBS += ca
-# FIXME: program never exits.
-
 TESTPROD_HOST += epicsAtomicPerform
 epicsAtomicPerform_SRCS += epicsAtomicPerform.cpp
 testHarness_SRCS += epicsAtomicPerform.cpp
diff --git a/modules/libcom/test/fdmgrTest.c b/modules/libcom/test/fdmgrTest.c
deleted file mode 100644
index a7f91d4934..0000000000
--- a/modules/libcom/test/fdmgrTest.c
+++ /dev/null
@@ -1,139 +0,0 @@
-/*************************************************************************\
-* Copyright (c) 2006 UChicago Argonne LLC, as Operator of Argonne
-*     National Laboratory.
-* Copyright (c) 2002 The Regents of the University of California, as
-*     Operator of Los Alamos National Laboratory.
-* SPDX-License-Identifier: EPICS
-* EPICS BASE is distributed subject to a Software License Agreement found
-* in file LICENSE that is included with this distribution.
-\*************************************************************************/
-
-#include <stdio.h>
-#include <math.h>
-
-#include "fdmgr.h"
-#include "epicsTime.h"
-#include "epicsAssert.h"
-#include "cadef.h"
-
-#define verify(exp) ((exp) ? (void)0 : \
-    epicsAssert(__FILE__, __LINE__, #exp, epicsAssertAuthor))
-
-static const unsigned uSecPerSec = 1000000;
-
-typedef struct cbStructCreateDestroyFD {
-    fdctx *pfdm;
-    int trig;
-} cbStructCreateDestroyFD;
-
-void fdHandler (void *pArg)
-{
-    cbStructCreateDestroyFD *pCBFD = (cbStructCreateDestroyFD *) pArg;
-
-    printf ("triggered\n");
-    pCBFD->trig = 1;
-}
-
-void fdCreateDestroyHandler (void *pArg, int fd, int open)
-{
-    cbStructCreateDestroyFD *pCBFD = (cbStructCreateDestroyFD *) pArg;
-    int status;
-
-    if (open) {
-        printf ("new fd = %d\n", fd);
-        status = fdmgr_add_callback (pCBFD->pfdm, fd, fdi_read, fdHandler, pArg);
-        verify (status==0);
-    }
-    else {
-        printf ("terminated fd = %d\n", fd);
-        status = fdmgr_clear_callback (pCBFD->pfdm, fd, fdi_read);
-        verify (status==0);
-    }
-}
-
-typedef struct cbStuctTimer {
-    epicsTimeStamp time;
-    int done;
-} cbStruct;
-
-void alarmCB (void *parg)
-{
-    cbStruct *pCBS = (cbStruct *) parg;
-    epicsTimeGetCurrent (&pCBS->time);
-    pCBS->done = 1;
-}
-
-void testTimer (fdctx *pfdm, double delay)
-{
-    int status;
-    fdmgrAlarmId aid;
-    struct timeval tmo;
-    epicsTimeStamp begin;
-    cbStruct cbs;
-    double measuredDelay;
-    double measuredError;
-
-    epicsTimeGetCurrent (&begin);
-    cbs.done = 0;
-    tmo.tv_sec = (time_t) delay;
-    tmo.tv_usec = (unsigned long) ((delay - tmo.tv_sec) * uSecPerSec);
-    aid = fdmgr_add_timeout (pfdm, &tmo, alarmCB, &cbs);
-    verify (aid!=fdmgrNoAlarm);
-
-    while (!cbs.done) {
-        tmo.tv_sec = (time_t) delay;
-        tmo.tv_usec = (unsigned long) ((delay - tmo.tv_sec) * uSecPerSec);
-        status = fdmgr_pend_event (pfdm, &tmo);
-        verify (status==0);
-    }
-
-    measuredDelay = epicsTimeDiffInSeconds (&cbs.time, &begin);
-    measuredError = fabs (measuredDelay-delay);
-    printf ("measured delay for %lf sec was off by %lf sec (%lf %%)\n",
-        delay, measuredError, 100.0*measuredError/delay);
-}
-
-int main (int argc, char **argv)
-{
-    int status;
-    fdctx *pfdm;
-    cbStructCreateDestroyFD cbsfd;
-    struct timeval tmo;
-    chid chan;
-
-    pfdm = fdmgr_init ();
-    verify (pfdm);
-
-    SEVCHK (ca_task_initialize(), NULL);
-    cbsfd.pfdm = pfdm;
-    SEVCHK (ca_add_fd_registration (fdCreateDestroyHandler, &cbsfd), NULL);
-
-    /*
-     * timer test
-     */
-    testTimer (pfdm, 0.001);
-    testTimer (pfdm, 0.01);
-    testTimer (pfdm, 0.1);
-    testTimer (pfdm, 1.0);
-
-    if (argc==2) {
-         SEVCHK(ca_search (argv[1], &chan), NULL);
-    }
-
-    while (1) {
-        tmo.tv_sec = 0;
-        tmo.tv_usec = 100000;
-        cbsfd.trig = 0;
-        status = fdmgr_pend_event (pfdm, &tmo);
-        verify (status==0);
-        ca_poll ();
-    }
-
-    status = fdmgr_delete (pfdm);
-    verify (status==0);
-
-    printf ( "Test Complete\n" );
-
-    return 0;
-}
-