Merge branch 'TANGOARCH-908' into 'main'

Added unit tests

See merge request !3

tango-timeseries-persistence/src/test/java/fr/soleil/tango/archiving/services/TangoArchivingConfigServiceTest.java

@@ -210,6 +210,13 @@ public class TangoArchivingConfigServiceTest {
         assertEquals(1, domains.size());
     }
 
+    @Test
+    public void getAllContexts() {
+        final List<Context> contexts = configService.getAllContexts();
+        System.out.println(contexts);
+        assertFalse(contexts.isEmpty());
+    }
+
     @Test
     public void getContext() {
         final Context context = configService.getContext(1);