File size: 1,189 Bytes
fea99b3 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 | package errorsx
import (
"errors"
"fmt"
"testing"
"github.com/stretchr/testify/assert"
)
func TestWithPrefix(t *testing.T) {
const prefix = "prefix"
tests := []struct {
name string
err error
expected string
}{
{
name: "single error",
err: errors.New("error"),
expected: "prefix: error",
},
{
name: "multiple errors",
err: errors.Join(
errors.New("error 1"),
errors.New("error 2"),
),
expected: "prefix: error 1\nprefix: error 2",
},
{
name: "multiple errors (not top-level)",
err: fmt.Errorf("%w", errors.Join(
errors.New("error 1"),
errors.New("error 2"),
)),
expected: "prefix: error 1\nerror 2",
},
{
name: "multiple errors",
err: errors.Join(
WithPrefix(
errors.Join(
errors.New("error 1.1"),
errors.New("error 1.2"),
),
"subprefix",
),
errors.New("error 2"),
),
expected: "prefix: subprefix: error 1.1\nprefix: subprefix: error 1.2\nprefix: error 2",
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
actual := WithPrefix(test.err, prefix).Error()
assert.Equal(t, test.expected, actual)
})
}
}
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