go-mail/senderror_test.go

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// SPDX-FileCopyrightText: 2022-2023 The go-mail Authors
//
// SPDX-License-Identifier: MIT
package mail
import (
"errors"
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"fmt"
"strings"
"testing"
)
// TestSendError_Error tests the SendError and SendErrReason error handling methods
func TestSendError_Error(t *testing.T) {
tl := []struct {
n string
r SendErrReason
te bool
}{
{"ErrGetSender/temp", ErrGetSender, true},
{"ErrGetSender/perm", ErrGetSender, false},
{"ErrGetRcpts/temp", ErrGetRcpts, true},
{"ErrGetRcpts/perm", ErrGetRcpts, false},
{"ErrSMTPMailFrom/temp", ErrSMTPMailFrom, true},
{"ErrSMTPMailFrom/perm", ErrSMTPMailFrom, false},
{"ErrSMTPRcptTo/temp", ErrSMTPRcptTo, true},
{"ErrSMTPRcptTo/perm", ErrSMTPRcptTo, false},
{"ErrSMTPData/temp", ErrSMTPData, true},
{"ErrSMTPData/perm", ErrSMTPData, false},
{"ErrSMTPDataClose/temp", ErrSMTPDataClose, true},
{"ErrSMTPDataClose/perm", ErrSMTPDataClose, false},
{"ErrSMTPReset/temp", ErrSMTPReset, true},
{"ErrSMTPReset/perm", ErrSMTPReset, false},
{"ErrWriteContent/temp", ErrWriteContent, true},
{"ErrWriteContent/perm", ErrWriteContent, false},
{"ErrConnCheck/temp", ErrConnCheck, true},
{"ErrConnCheck/perm", ErrConnCheck, false},
{"ErrNoUnencoded/temp", ErrNoUnencoded, true},
{"ErrNoUnencoded/perm", ErrNoUnencoded, false},
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{"ErrAmbiguous/temp", ErrAmbiguous, true},
{"ErrAmbiguous/perm", ErrAmbiguous, false},
{"Unknown/temp", 9999, true},
{"Unknown/perm", 9999, false},
}
for _, tt := range tl {
t.Run(tt.n, func(t *testing.T) {
if err := returnSendError(tt.r, tt.te); err != nil {
exp := &SendError{Reason: tt.r, isTemp: tt.te}
if !errors.Is(err, exp) {
t.Errorf("error mismatch, expected: %s (temp: %t), got: %s (temp: %t)", tt.r, tt.te,
exp.Error(), exp.isTemp)
}
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if !strings.Contains(fmt.Sprintf("%s", err), tt.r.String()) {
t.Errorf("error string mismatch, expected: %s, got: %s",
tt.r.String(), fmt.Sprintf("%s", err))
}
}
})
}
}
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func TestSendError_IsTemp(t *testing.T) {
var se *SendError
err1 := returnSendError(ErrAmbiguous, true)
if !errors.As(err1, &se) {
t.Errorf("error mismatch, expected error to be of type *SendError")
return
}
if errors.As(err1, &se) && !se.IsTemp() {
t.Errorf("error mismatch, expected temporary error")
return
}
err2 := returnSendError(ErrAmbiguous, false)
if !errors.As(err2, &se) {
t.Errorf("error mismatch, expected error to be of type *SendError")
return
}
if errors.As(err2, &se) && se.IsTemp() {
t.Errorf("error mismatch, expected non-temporary error")
return
}
}
// returnSendError is a helper method to retunr a SendError with a specific reason
func returnSendError(r SendErrReason, t bool) error {
return &SendError{Reason: r, isTemp: t}
}