Use PAZPAR2_USE_VALGRIND for test

If PAZPAR2_USE_VALGRIND=true, valgrind will be used for a test, eg
PAZPAR2_USE_VALGRIND=true ./test_http.sh .

diff --git a/test/run_pazpar2.sh b/test/run_pazpar2.sh
index cdc6ee4..c44ae92 100755 (executable)
--- a/test/run_pazpar2.sh
+++ b/test/run_pazpar2.sh
@@ -41,6 +41,9 @@ URLS=${PREFIX}_urls
 VALGRINDLOG=${PREFIX}_valgrind.log
 
 usevalgrind=false
+if test -n "$PAZPAR2_USE_VALGRIND"; then
+    usevalgrind=$PAZPAR2_USE_VALGRIND;
+fi
 if $usevalgrind; then
     valgrind --leak-check=full --log-file=$VALGRINDLOG ../src/pazpar2 -X -l pazpar2.log -f ${CFG} >extra_pazpar2.log 2>&1 &
 else