diff --git a/connection_string.go b/connection_string.go
index 59e524c..20cfbae 100644
--- a/connection_string.go
+++ b/connection_string.go
@@ -35,6 +35,10 @@ func formatConnectionUrl(opts Options) (string, error) {
 	return url, nil
 }
 
+func connectionSettingsBlank(opts Options) bool {
+	return opts.Host == "" && opts.User == "" && opts.DbName == "" && opts.Url == ""
+}
+
 func buildConnectionString(opts Options) (string, error) {
 	if opts.Url != "" {
 		return formatConnectionUrl(opts)
diff --git a/connection_string_test.go b/connection_string_test.go
index cdd3d2b..c4fcfae 100644
--- a/connection_string_test.go
+++ b/connection_string_test.go
@@ -156,3 +156,10 @@ func Test_Port(t *testing.T) {
 	assert.Equal(t, nil, err)
 	assert.Equal(t, "postgres://user@host:5000/db", str)
 }
+
+func Test_Blank(t *testing.T) {
+	assert.Equal(t, true, connectionSettingsBlank(Options{}))
+	assert.Equal(t, false, connectionSettingsBlank(Options{Host: "host", User: "user"}))
+	assert.Equal(t, false, connectionSettingsBlank(Options{Host: "host", User: "user", DbName: "db"}))
+	assert.Equal(t, false, connectionSettingsBlank(Options{Url: "url"}))
+}
diff --git a/main.go b/main.go
index 175a9cf..6e5f595 100644
--- a/main.go
+++ b/main.go
@@ -91,15 +91,8 @@ func getConnectionString() string {
 	return str
 }
 
-func connectionSettingsBlank() bool {
-	return options.Host == "" &&
-		options.User == "" &&
-		options.DbName == "" &&
-		options.Url == ""
-}
-
 func initClient() {
-	if connectionSettingsBlank() {
+	if connectionSettingsBlank(options) {
 		return
 	}