changing defaultVersion to buildVersion and create a simple change_version file to manage versioning (#54)

Co-authored-by: Daniele Palaia <dpalaia@dpalaia-a02.vmware.com>

Author: DanielePalaia

change_version.sh

@@ -0,0 +1,4 @@
+#/bin/bash
+echo $1 > VERSION
+sed -i -e "s/.*buildVersion           = \"*.*/buildVersion =            \"$1\"/" ./connection.go
+go fmt ./...

client_test.go

@@ -229,7 +229,7 @@ func TestDefaultClientProperties(t *testing.T) {
 		t.Errorf("expected product %s got: %s", want, got)
 	}
 
-	if want, got := defaultVersion, srv.start.ClientProperties["version"]; want != got {
+	if want, got := buildVersion, srv.start.ClientProperties["version"]; want != got {
 		t.Errorf("expected version %s got: %s", want, got)
 	}
 

connection.go

@@ -24,7 +24,7 @@ const (
 	defaultHeartbeat         = 10 * time.Second
 	defaultConnectionTimeout = 30 * time.Second
 	defaultProduct           = "Amqp 0.9.1 Client"
-	defaultVersion           = "β"
+	buildVersion             = "1.3.0"
 	platform                 = "golang"
 	// Safer default that makes channel leaks a lot easier to spot
 	// before they create operational headaches. See https://github.com/rabbitmq/rabbitmq-server/issues/1593.
@@ -759,7 +759,7 @@ func (c *Connection) openTune(config Config, auth Authentication) error {
 	if len(config.Properties) == 0 {
 		config.Properties = Table{
 			"product":  defaultProduct,
-			"version":  defaultVersion,
+			"version":  buildVersion,
 			"platform": platform,
 		}
 	}