package types

import (
	"encoding/json"
	"testing"
)

func TestCanonicalizeJSON(t *testing.T) {
	raw := []byte(` { "z": 1,  "a" : { "b" : 2 } } `)
	canon, err := CanonicalizeJSON(raw)

	if err != nil {
		t.Fatalf("CanonicalizeJSON returned error: %v", err)
	}

	if got, want := string(canon), `{"z":1,"a":{"b":2}}`; got != want {
		t.Fatalf("canonical mismatch: got %s want %s", got, want)
	}
}

func TestParseOperationComputesCID(t *testing.T) {
	rec := ExportRecord{
		Seq:       10,
		DID:       "did:plc:test",
		Operation: json.RawMessage(`{"didDoc":{"id":"did:plc:test"},"sig":"abc","publicKey":"def"}`),
	}
	op, err := ParseOperation(rec)

	if err != nil {
		t.Fatalf("ParseOperation returned error: %v", err)
	}

	if op.CID == "" {
		t.Fatalf("expected computed CID")
	}

	if op.Sequence != rec.Seq {
		t.Fatalf("seq mismatch: got %d want %d", op.Sequence, rec.Seq)
	}
}