Technical/Update development dependencies (#206)

* Updated testify
* Fixed tests issues

Author: bestwebua

go.mod

@@ -2,4 +2,4 @@ module github.com/mocktools/go-smtp-mock/v2
 
 go 1.15
 
-require github.com/stretchr/testify v1.9.0
+require github.com/stretchr/testify v1.10.0

go.sum

@@ -11,8 +11,8 @@ github.com/stretchr/objx v0.5.2/go.mod h1:FRsXN1f5AsAjCGJKqEizvkpNtU+EGNCLh3NxZ/
 github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
-github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
-github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
+github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
+github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

server_test.go

@@ -167,7 +167,7 @@ func TestServerMessages(t *testing.T) {
 		server.messages.RLock()
 		assert.Empty(t, server.messages.items)
 		assert.Empty(t, server.Messages())
-		assert.NotSame(t, server.messages.items, server.Messages())
+		assert.NotEqual(t, server.messages.items, server.Messages())
 		server.messages.RUnlock()
 
 		message := new(Message)
@@ -176,7 +176,7 @@ func TestServerMessages(t *testing.T) {
 		server.messages.RLock()
 		assert.Equal(t, []*Message{message}, server.messages.items)
 		assert.Equal(t, []Message{*message}, server.Messages())
-		assert.NotSame(t, server.messages.items, server.Messages())
+		assert.NotEqual(t, server.messages.items, server.Messages())
 		server.messages.RUnlock()
 	})
 }