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https://github.com/wneessen/go-mail.git
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Completed client.go tests
We've now covered 96% of all code. Everything else is not testable for us at this point.
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385AC9889632126E
1 changed files with 99 additions and 11 deletions
110
client_test.go
110
client_test.go
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@ -2502,7 +2502,7 @@ func TestClient_Send(t *testing.T) {
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}
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var sendErr *SendError
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if !errors.As(err, &sendErr) {
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t.Fatalf("expected SendError, got %T", err)
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t.Fatalf("expected SendError, got %s", err)
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}
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if sendErr.Reason != ErrConnCheck {
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t.Errorf("expected ErrConnCheck, got %s", sendErr.Reason)
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@ -2670,7 +2670,7 @@ func TestClient_sendSingleMsg(t *testing.T) {
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}
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var sendErr *SendError
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if !errors.As(err, &sendErr) {
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t.Errorf("expected SendError, got %T", err)
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t.Errorf("expected SendError, got %s", err)
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}
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if sendErr.Reason != ErrSMTPMailFrom {
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t.Errorf("expected ErrSMTPMailFrom, got %s", sendErr.Reason)
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@ -2713,7 +2713,7 @@ func TestClient_sendSingleMsg(t *testing.T) {
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}
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var sendErr *SendError
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if !errors.As(err, &sendErr) {
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t.Errorf("expected SendError, got %T", err)
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t.Errorf("expected SendError, got %s", err)
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}
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if sendErr.Reason != ErrGetSender {
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t.Errorf("expected ErrGetSender, got %s", sendErr.Reason)
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@ -2756,7 +2756,7 @@ func TestClient_sendSingleMsg(t *testing.T) {
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}
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var sendErr *SendError
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if !errors.As(err, &sendErr) {
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t.Errorf("expected SendError, got %T", err)
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t.Errorf("expected SendError, got %s", err)
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}
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if sendErr.Reason != ErrGetRcpts {
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t.Errorf("expected ErrGetRcpts, got %s", sendErr.Reason)
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@ -2835,7 +2835,7 @@ func TestClient_sendSingleMsg(t *testing.T) {
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}
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var sendErr *SendError
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if !errors.As(err, &sendErr) {
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t.Errorf("expected SendError, got %T", err)
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t.Errorf("expected SendError, got %s", err)
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}
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if sendErr.Reason != ErrSMTPReset {
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t.Errorf("expected ErrSMTPReset, got %s", sendErr.Reason)
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@ -2879,7 +2879,7 @@ func TestClient_sendSingleMsg(t *testing.T) {
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}
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var sendErr *SendError
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if !errors.As(err, &sendErr) {
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t.Errorf("expected SendError, got %T", err)
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t.Errorf("expected SendError, got %s", err)
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}
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if sendErr.Reason != ErrSMTPRcptTo {
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t.Errorf("expected ErrSMTPRcptTo, got %s", sendErr.Reason)
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@ -2923,7 +2923,7 @@ func TestClient_sendSingleMsg(t *testing.T) {
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}
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var sendErr *SendError
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if !errors.As(err, &sendErr) {
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t.Errorf("expected SendError, got %T", err)
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t.Errorf("expected SendError, got %s", err)
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}
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if sendErr.Reason != ErrSMTPMailFrom {
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t.Errorf("expected ErrSMTPMailFrom, got %s", sendErr.Reason)
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@ -2966,7 +2966,7 @@ func TestClient_sendSingleMsg(t *testing.T) {
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}
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var sendErr *SendError
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if !errors.As(err, &sendErr) {
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t.Errorf("expected SendError, got %T", err)
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t.Errorf("expected SendError, got %s", err)
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}
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if sendErr.Reason != ErrSMTPData {
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t.Errorf("expected ErrSMTPData, got %s", sendErr.Reason)
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@ -3009,7 +3009,7 @@ func TestClient_sendSingleMsg(t *testing.T) {
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}
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var sendErr *SendError
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if !errors.As(err, &sendErr) {
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t.Errorf("expected SendError, got %T", err)
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t.Errorf("expected SendError, got %s", err)
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}
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if sendErr.Reason != ErrSMTPDataClose {
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t.Errorf("expected ErrSMTPDataClose, got %s", sendErr.Reason)
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@ -3017,6 +3017,88 @@ func TestClient_sendSingleMsg(t *testing.T) {
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})
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}
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func TestClient_checkConn(t *testing.T) {
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t.Run("connection is alive", func(t *testing.T) {
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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PortAdder.Add(1)
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serverPort := int(TestServerPortBase + PortAdder.Load())
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featureSet := "250-8BITMIME\r\n250-DSN\r\n250 SMTPUTF8"
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go func() {
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if err := simpleSMTPServer(ctx, t, &serverProps{
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FeatureSet: featureSet,
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ListenPort: serverPort,
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}); err != nil {
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t.Errorf("failed to start test server: %s", err)
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return
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}
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}()
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time.Sleep(time.Millisecond * 30)
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ctxDial, cancelDial := context.WithTimeout(ctx, time.Millisecond*500)
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t.Cleanup(cancelDial)
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client, err := NewClient(DefaultHost, WithPort(serverPort), WithTLSPolicy(NoTLS))
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if err = client.DialWithContext(ctxDial); err != nil {
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t.Fatalf("failed to connect to test server: %s", err)
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}
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t.Cleanup(func() {
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if err := client.Close(); err != nil {
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t.Errorf("failed to close client: %s", err)
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}
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})
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if err = client.checkConn(); err != nil {
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t.Errorf("failed to check connection: %s", err)
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}
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})
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t.Run("connection should fail on noop", func(t *testing.T) {
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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PortAdder.Add(1)
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serverPort := int(TestServerPortBase + PortAdder.Load())
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featureSet := "250-8BITMIME\r\n250-DSN\r\n250 SMTPUTF8"
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go func() {
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if err := simpleSMTPServer(ctx, t, &serverProps{
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FailOnNoop: true,
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FeatureSet: featureSet,
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ListenPort: serverPort,
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}); err != nil {
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t.Errorf("failed to start test server: %s", err)
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return
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}
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}()
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time.Sleep(time.Millisecond * 30)
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ctxDial, cancelDial := context.WithTimeout(ctx, time.Millisecond*500)
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t.Cleanup(cancelDial)
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client, err := NewClient(DefaultHost, WithPort(serverPort), WithTLSPolicy(NoTLS))
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if err = client.DialWithContext(ctxDial); err != nil {
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t.Fatalf("failed to connect to test server: %s", err)
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}
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t.Cleanup(func() {
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if err := client.Close(); err != nil {
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t.Errorf("failed to close client: %s", err)
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}
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})
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if err = client.checkConn(); err == nil {
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t.Errorf("client should have failed on connection check")
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}
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if !errors.Is(err, ErrNoActiveConnection) {
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t.Errorf("expected ErrNoActiveConnection, got %s", err)
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}
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})
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t.Run("connection should fail on no connection", func(t *testing.T) {
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client, err := NewClient(DefaultHost)
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if err = client.checkConn(); err == nil {
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t.Errorf("client should have failed on connection check")
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}
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if !errors.Is(err, ErrNoActiveConnection) {
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t.Errorf("expected ErrNoActiveConnection, got %s", err)
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}
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})
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}
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// TestClient_onlinetests will perform some additional tests on a actual live mail server. These tests are only
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// meant for the CI/CD pipeline and are usually skipped. They can be activated by setting PERFORM_ONLINE_TEST=true
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// in the ENV. The normal test suite should provide all the tests needed to cover the full functionality.
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@ -4552,6 +4634,7 @@ type serverProps struct {
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FailOnDataClose bool
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FailOnHelo bool
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FailOnMailFrom bool
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FailOnNoop bool
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FailOnQuit bool
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FailOnReset bool
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FailOnSTARTTLS bool
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@ -4719,8 +4802,13 @@ func handleTestServerConnection(connection net.Conn, t *testing.T, props *server
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}
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datastring += ddata + "\n"
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}
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case strings.EqualFold(data, "noop"),
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strings.EqualFold(data, "vrfy"):
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case strings.EqualFold(data, "noop"):
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if props.FailOnNoop {
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writeLine("500 5.0.0 Error: fail on NOOP")
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break
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}
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writeOK()
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case strings.EqualFold(data, "vrfy"):
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writeOK()
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case strings.EqualFold(data, "rset"):
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if props.FailOnReset {
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