diff --git a/test/Makefile b/test/Makefile
index 02f641d..c58030e 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -42,6 +42,10 @@ TESTPROD += testdata
 testdata_SRCS += testdata.cpp
 TESTS += testdata
 
+TESTPROD += testconfig
+testconfig_SRCS += testconfig.cpp
+TESTS += testconfig
+
 TESTPROD += testpvreq
 testpvreq_SRCS += testpvreq.cpp
 TESTS += testpvreq
diff --git a/test/testconfig.cpp b/test/testconfig.cpp
new file mode 100644
index 0000000..9bb3f69
--- /dev/null
+++ b/test/testconfig.cpp
@@ -0,0 +1,54 @@
+/**
+ * Copyright - See the COPYRIGHT that is included with this distribution.
+ * pvxs is distributed subject to a Software License Agreement found
+ * in file LICENSE that is included with this distribution.
+ */
+
+#include <testMain.h>
+
+#include <epicsUnitTest.h>
+
+#include <envDefs.h>
+
+#include <pvxs/unittest.h>
+#include <pvxs/client.h>
+#include <pvxs/server.h>
+#include <pvxs/log.h>
+
+using namespace pvxs;
+
+namespace {
+
+void testParse()
+{
+    epicsEnvSet("EPICS_PVA_ADDR_LIST", "1.2.3.4");
+    epicsEnvSet("EPICS_PVA_AUTO_ADDR_LIST", "NO");
+    epicsEnvSet("EPICS_PVA_BROADCAST_PORT", "1234");
+
+
+    client::Config conf;
+    try {
+        conf = client::Config::from_env();
+        testPass("client::Config::from_env()");
+    }catch(std::exception& e){
+        testFail("client::Config::from_env() %s : %s", typeid (e).name(), e.what());
+    }
+
+    testOk(!conf.addressList.empty() && conf.addressList[0]=="1.2.3.4:1234",
+            "addressList[0] = \"%s\" == \"1.2.3.4:1234\"", conf.addressList[0].c_str());
+
+    epicsEnvUnset("EPICS_PVA_ADDR_LIST");
+    epicsEnvUnset("EPICS_PVA_AUTO_ADDR_LIST");
+    epicsEnvUnset("EPICS_PVA_BROADCAST_PORT");
+}
+
+}
+
+MAIN(testconfig)
+{
+    testPlan(2);
+    logger_config_env();
+    testParse();
+    cleanup_for_valgrind();
+    return testDone();
+}