package structuredoutput

import (
	"errors"
	"testing"
)

func TestFailureClassificationKeepsCauseAndSafeMessage(t *testing.T) {
	cause := errors.New("provider token secret-value")
	malformed := &Failure{Kind: FailureMalformedOutput, Message: "malformed structured output", Cause: cause}
	if !IsMalformedError(malformed) || !errors.Is(malformed, cause) || malformed.Error() != "malformed structured output" {
		t.Fatalf("malformed classification: %v", malformed)
	}
	runtime := &Failure{Kind: FailureRuntime, Message: "structured model call failed", Cause: cause}
	if IsMalformedError(runtime) || IsMalformedError(cause) || IsMalformedError(nil) || !errors.Is(runtime, cause) || runtime.Error() != "structured model call failed" {
		t.Fatalf("runtime classification: %v", runtime)
	}
}