package pipeline

import (
	"context"
	"testing"
)

func TestMemoryIdempotencyStoreLeaseLifecycle(t *testing.T) {
	store := NewMemoryIdempotencyStore()
	ctx := context.Background()

	first, err := store.Acquire(ctx, "key-1")
	if err != nil || first.State != IdempotencyAcquired || first.Token == "" {
		t.Fatalf("first lease=%#v err=%v", first, err)
	}
	second, err := store.Acquire(ctx, "key-1")
	if err != nil || second.State != IdempotencyInProgress {
		t.Fatalf("second lease=%#v err=%v", second, err)
	}
	if err := store.Release(ctx, "key-1", "stale-token"); err == nil {
		t.Fatal("stale release succeeded")
	}
	if err := store.Release(ctx, "key-1", first.Token); err != nil {
		t.Fatalf("release: %v", err)
	}

	reacquired, err := store.Acquire(ctx, "key-1")
	if err != nil || reacquired.State != IdempotencyAcquired || reacquired.Token == first.Token {
		t.Fatalf("reacquired lease=%#v err=%v", reacquired, err)
	}
	if err := store.Complete(ctx, "key-1", reacquired.Token); err != nil {
		t.Fatalf("complete: %v", err)
	}
	afterComplete, err := store.Acquire(ctx, "key-1")
	if err != nil || afterComplete.State != IdempotencyAcquired || afterComplete.Token == reacquired.Token {
		t.Fatalf("lease after complete=%#v err=%v", afterComplete, err)
	}
}

func TestMemoryIdempotencyStoreHonorsCanceledContext(t *testing.T) {
	store := NewMemoryIdempotencyStore()
	ctx, cancel := context.WithCancel(context.Background())
	cancel()
	if _, err := store.Acquire(ctx, "key-1"); err == nil {
		t.Fatal("Acquire accepted canceled context")
	}
}