// SPDX-License-Identifier: GPL-3.0-or-later

package assurance

import (
	"os"
	"path/filepath"
	"testing"
	"time"
)

func TestAppendBuildsDurableLinkedRecords(t *testing.T) {
	directory := t.TempDir()
	chain, err := New(directory)
	if err != nil {
		t.Fatal(err)
	}
	firstPath := filepath.Join(directory, "first.json")
	secondPath := filepath.Join(directory, "second.log")
	os.WriteFile(firstPath, []byte("first"), 0o600)
	os.WriteFile(secondPath, []byte("second"), 0o600)
	first, err := chain.Append("snapshot-json", firstPath, time.Unix(1000, 0))
	if err != nil {
		t.Fatal(err)
	}
	second, err := chain.Append("snapshot-log", secondPath, time.Unix(1001, 0))
	if err != nil {
		t.Fatal(err)
	}
	if first.ChainHash == "" || second.PrevHash != first.ChainHash || second.ChainHash == first.ChainHash {
		t.Fatalf("first=%#v second=%#v", first, second)
	}
	records, err := ReadAll(chain.Path)
	if err != nil || len(records) != 2 {
		t.Fatalf("records=%#v err=%v", records, err)
	}
	info, err := os.Stat(chain.Path)
	if err != nil || info.Mode().Perm() != 0o600 {
		t.Fatalf("chain mode info=%v err=%v", info, err)
	}
}

func TestAppendUnavailableArtifactMatchesPythonFailOpenRecord(t *testing.T) {
	chain, err := New(t.TempDir())
	if err != nil {
		t.Fatal(err)
	}
	record, err := chain.Append("missing", "/definitely/missing", time.Unix(1, 0))
	if err != nil {
		t.Fatal(err)
	}
	if record.Size != 0 || record.SHA256 != "" || record.ChainHash == "" {
		t.Fatalf("record=%#v", record)
	}
}