| 49 | } |
| 50 | |
| 51 | func TestIteratorPrefix(t *testing.T) { |
| 52 | tmpDir, err := os.MkdirTemp("", "ipfs-synckv-test") |
| 53 | require.NoError(t, err) |
| 54 | defer os.RemoveAll(tmpDir) |
| 55 | |
| 56 | cfg := config.NewConfigDefault() |
| 57 | store := Store{} |
| 58 | db, err := store.Open(tmpDir, cfg) |
| 59 | require.NoError(t, err) |
| 60 | defer db.Close() |
| 61 | |
| 62 | // Insert test data |
| 63 | testData := map[string][]byte{ |
| 64 | "prefix1_key1": []byte("value1"), |
| 65 | "prefix1_key2": []byte("value2"), |
| 66 | "prefix2_key1": []byte("value3"), |
| 67 | } |
| 68 | |
| 69 | for k, v := range testData { |
| 70 | require.NoError(t, db.Put([]byte(k), v)) |
| 71 | } |
| 72 | |
| 73 | // Test prefix iterator |
| 74 | iter := db.NewIterator() |
| 75 | iter.Seek([]byte("prefix1")) |
| 76 | defer iter.Close() |
| 77 | |
| 78 | count := 0 |
| 79 | for iter.Valid() { |
| 80 | key := iter.Key() |
| 81 | if string(key) >= "prefix2" { |
| 82 | break |
| 83 | } |
| 84 | count++ |
| 85 | value := iter.Value() |
| 86 | expected, exists := testData[string(key)] |
| 87 | require.True(t, exists) |
| 88 | require.Equal(t, expected, value) |
| 89 | require.Contains(t, string(key), "prefix1") |
| 90 | iter.Next() |
| 91 | } |
| 92 | require.Equal(t, 2, count) |
| 93 | } |