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package interceptor
import (
"errors"
"testing"
)
func TestMultiError(t *testing.T) {
rawErrs := []error{
errors.New("err1"), //nolint
errors.New("err2"), //nolint
errors.New("err3"), //nolint
errors.New("err4"), //nolint
}
errs := flattenErrs([]error{
rawErrs[0],
nil,
rawErrs[1],
flattenErrs([]error{
rawErrs[2],
}),
})
str := "err1\nerr2\nerr3"
if errs.Error() != str {
t.Errorf("String representation doesn't match, expected: %s, got: %s", errs.Error(), str)
}
errIs, ok := errs.(multiError) //nolint
if !ok {
t.Fatal("FlattenErrs returns non-multiError")
}
for i := 0; i < 3; i++ {
if !errIs.Is(rawErrs[i]) {
t.Errorf("'%+v' should contains '%v'", errs, rawErrs[i])
}
}
if errIs.Is(rawErrs[3]) {
t.Errorf("'%+v' should not contains '%v'", errs, rawErrs[3])
}
}
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