WIP: Updated integration tests.

test/.caosdb_client.json

+{
+  "connections": {
+    "default": "local-caosdb",
+    "local-caosdb-admin": {
+      "host": "localhost",
+      "port": 8443,
+      "server_certificate_path": "/someplace/caosdb.cert.pem",
+      "authentication": {
+        "type": "plain",
+        "username": "admin",
+        "password": "caosdb"
+      }
+    },
+    "local-caosdb": {
+      "host": "localhost",
+      "port": 8443,
+      "server_certificate_path": "/someplace/caosdb.cert.pem",
+      "authentication": {
+        "type": "plain",
+        "username": "admin",
+        "password": "caosdb"
+      }
+    }
+  },
+  "extension": {
+    "this is my": "special option"
+  }
+}

test/test_caosdb.m

-function test_suite=test_caosdb
-    try % assignment of 'localfunctions' is necessary in Matlab >= 2016
-        test_functions=localfunctions();
-    catch % no problem; early Matlab versions can use initTestSuite fine
-    end
-    initTestSuite;
+function test_suite=test_caosdb()
+  try % assignment of 'localfunctions' is necessary in Matlab >= 2016
+    test_functions=localfunctions();
+  catch % no problem; early Matlab versions can use initTestSuite fine
+  end
+  initTestSuite;
+end
 
-function test_print_version
-    caosdb("--test-connection")
+function test_connection()
+  % Default connection
+  c1 = Caosdb();
+  info = c1.info();
+
+  % another working connection
+  c2 = Caosdb(connection = "local-caosdb-admin");
+  c2.info();
+
+  % This connection should fail
+  c3 = Caosdb(connection = "does-not-exist");
+  assertExceptionThrown("c3.info", "16");
+end