From 6f31b3d4034b2fc76ff8d3a8195c76e4ff56ccbc Mon Sep 17 00:00:00 2001
From: Arne Van Maele <avm@unmatched.eu>
Date: Tue, 19 Dec 2023 09:04:14 +0100
Subject: [PATCH] fix (#661): Add NewClientOptionsReader for mocking purposes.

---
 options_reader.go | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/options_reader.go b/options_reader.go
index 10a9e49..395075f 100644
--- a/options_reader.go
+++ b/options_reader.go
@@ -30,6 +30,21 @@ type ClientOptionsReader struct {
 	options *ClientOptions
 }
 
+// NewOptionsReader creates a ClientOptionsReader, this should only be used for mocking purposes.
+//
+// An example implementation:
+//
+//	func (c *mqttClientMock) OptionsReader() mqtt.ClientOptionsReader {
+//		opts := mqtt.NewClientOptions()
+//		opts.UserName = "TestUserName"
+//		return mqtt.NewOptionsReader(opts)
+//	}
+func NewOptionsReader(o *ClientOptions) ClientOptionsReader {
+	return ClientOptionsReader{
+		options: o,
+	}
+}
+
 // Servers returns a slice of the servers defined in the clientoptions
 func (r *ClientOptionsReader) Servers() []*url.URL {
 	s := make([]*url.URL, len(r.options.Servers))