e1ace7526b7d16654717065227a2d1e6f3fe4654
hiram
  Tue Mar 26 20:12:20 2019 -0700
adding testing for hubApi refs #18869

diff --git src/hg/hubApi/list.c src/hg/hubApi/list.c
index acbb12f..8b0358d 100644
--- src/hg/hubApi/list.c
+++ src/hg/hubApi/list.c
@@ -135,30 +135,31 @@
 jsonWriteObjectEnd(jw);
 fputs(jw->dy->string,stdout);
 hDisconnectCentral(&conn);
 }
 
 static void chromInfoJsonOutput(FILE *f, char *db)
 /* for given db, if there is a track, list the chromosomes in that track,
  * for no track, simply list the chromosomes in the sequence
  */
 {
 char *table = cgiOptionalString("track");
 struct sqlConnection *conn = hAllocConn(db);
 /* in trackDb language: track == table */
 if (table)
     {
+    /* XXX TBD - expand this to a hub to get chromosomes from hub big* file */
     if (! sqlTableExists(conn, table))
 	apiErrAbort("can not find specified 'track=%s' for endpoint: /list/chromosomes?db=%s&track=%s", table, db, table);
     if (sqlColumnExists(conn, table, "chrom"))
 	{
 	char *dataTime = sqlTableUpdate(conn, table);
 	time_t dataTimeStamp = sqlDateToUnixTime(dataTime);
 	replaceChar(dataTime, ' ', 'T');	/* ISO 8601 */
         struct jsonWrite *jw = apiStartOutput();
 	jsonWriteString(jw, "genome", db);
 	jsonWriteString(jw, "track", table);
 	jsonWriteString(jw, "dataTime", dataTime);
 	jsonWriteNumber(jw, "dataTimeStamp", (long long)dataTimeStamp);
 	freeMem(dataTime);
         struct slPair *list = NULL;
 	char query[2048];
@@ -175,30 +176,31 @@
         slReverse(&list);
         jsonWriteNumber(jw, "chromCount", (long long)slCount(list));
 	jsonWriteObjectStart(jw, "chromosomes");
         struct slPair *el = list;
         for ( ; el != NULL; el = el->next )
             jsonWriteNumber(jw, el->name, (long long)ptToInt(el->val));
 	jsonWriteObjectEnd(jw);	/* chromosomes */
         jsonWriteObjectEnd(jw);	/* top level */
         fputs(jw->dy->string,stdout);
 	}
     else
 	apiErrAbort("track '%s' is not a position track, request table without chrom specification, genome: '%s'", table, db);
     }
 else
     {
+    /* XXX TBD - expand this to a hub to get chromosomes from hub 2bit file */
     char *dataTime = sqlTableUpdate(conn, "chromInfo");
     time_t dataTimeStamp = sqlDateToUnixTime(dataTime);
     replaceChar(dataTime, ' ', 'T');	/* ISO 8601 */
     struct chromInfo *ciList = createChromInfoList(NULL, db);
     struct chromInfo *el = ciList;
     struct jsonWrite *jw = apiStartOutput();
     jsonWriteString(jw, "genome", db);
     jsonWriteString(jw, "dataTime", dataTime);
     jsonWriteNumber(jw, "dataTimeStamp", (long long)dataTimeStamp);
     freeMem(dataTime);
     jsonWriteNumber(jw, "chromCount", (long long)slCount(ciList));
     jsonWriteObjectStart(jw, "chromosomes");
     for ( ; el != NULL; el = el->next )
 	{
         jsonWriteNumber(jw, el->chrom, (long long)el->size);