From 6d291906e73fb0a84ed23e09fa684410a75cb90b Mon Sep 17 00:00:00 2001
From: Drew Bednar <drew@runcible.io>
Date: Mon, 16 Sep 2024 16:12:01 -0400
Subject: [PATCH] Hello MQTT

---
 go.mod       |  3 +++
 main.go      | 15 +++++++++++++++
 main_test.go | 17 +++++++++++++++++
 3 files changed, 35 insertions(+)
 create mode 100644 go.mod
 create mode 100644 main.go
 create mode 100644 main_test.go

diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..a6fa431
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,3 @@
+module git.runcible.io/learning/learn_mqtt_go
+
+go 1.23.1
diff --git a/main.go b/main.go
new file mode 100644
index 0000000..d477410
--- /dev/null
+++ b/main.go
@@ -0,0 +1,15 @@
+package main
+
+import (
+	"fmt"
+	"io"
+	"os"
+)
+
+func printMessage(w io.Writer, msg string) {
+	fmt.Fprint(w, msg)
+}
+
+func main() {
+	printMessage(os.Stdout, "Hello MQTT\n")
+}
diff --git a/main_test.go b/main_test.go
new file mode 100644
index 0000000..e7ee9fd
--- /dev/null
+++ b/main_test.go
@@ -0,0 +1,17 @@
+package main
+
+import (
+	"bytes"
+	"testing"
+)
+
+func TestPrintMessage(t *testing.T) {
+	buffer := bytes.Buffer{}
+	printMessage(&buffer, "Hello MQTT\n")
+	got := buffer.String()
+	want := "Hello MQTT\n"
+
+	if got != want {
+		t.Errorf("Error. Got %s but wanted %s", got, want)
+	}
+}