rclone/backend/union/errors_test.go

93 lines
1.4 KiB
Go

//go:build go1.20
package union
import (
"errors"
"testing"
"github.com/stretchr/testify/assert"
)
var (
err1 = errors.New("Error 1")
err2 = errors.New("Error 2")
err3 = errors.New("Error 3")
)
func TestErrorsMap(t *testing.T) {
es := Errors{
nil,
err1,
err2,
}
want := Errors{
err2,
}
got := es.Map(func(e error) error {
if e == err1 {
return nil
}
return e
})
assert.Equal(t, want, got)
}
func TestErrorsFilterNil(t *testing.T) {
es := Errors{
nil,
err1,
nil,
err2,
nil,
}
want := Errors{
err1,
err2,
}
got := es.FilterNil()
assert.Equal(t, want, got)
}
func TestErrorsErr(t *testing.T) {
// Check not all nil case
es := Errors{
nil,
err1,
nil,
err2,
nil,
}
want := Errors{
err1,
err2,
}
got := es.Err()
// Check all nil case
assert.Equal(t, want, got)
es = Errors{
nil,
nil,
nil,
}
assert.Nil(t, es.Err())
}
func TestErrorsError(t *testing.T) {
assert.Equal(t, "no error", Errors{}.Error())
assert.Equal(t, "1 error: Error 1", Errors{err1}.Error())
assert.Equal(t, "1 error: nil error", Errors{nil}.Error())
assert.Equal(t, "2 errors: Error 1; Error 2", Errors{err1, err2}.Error())
}
func TestErrorsUnwrap(t *testing.T) {
es := Errors{
err1,
err2,
}
assert.Equal(t, []error{err1, err2}, es.Unwrap())
assert.True(t, errors.Is(es, err1))
assert.True(t, errors.Is(es, err2))
assert.False(t, errors.Is(es, err3))
}