route/vendor/github.com/twitchtv/twirp/errors_test.go

39 lines
676 B
Go

package twirp
import (
"fmt"
"sync"
"testing"
"github.com/pkg/errors"
)
func TestWithMetaRaces(t *testing.T) {
err := NewError(Internal, "msg")
err = err.WithMeta("k1", "v1")
var wg sync.WaitGroup
for i := 0; i < 1000; i++ {
wg.Add(1)
go func(i int) {
_ = err.WithMeta(fmt.Sprintf("k-%d", i), "v")
wg.Done()
}(i)
}
wg.Wait()
if len(err.MetaMap()) != 1 {
t.Errorf("err was mutated")
}
}
func TestErrorCause(t *testing.T) {
rootCause := fmt.Errorf("this is only a test")
twerr := InternalErrorWith(rootCause)
cause := errors.Cause(twerr)
if cause != rootCause {
t.Errorf("got wrong cause for err. have=%q, want=%q", cause, rootCause)
}
}