}
    }

    /**
     * Test that resource content is properly read using readAllBytes.
     * Verifies that the new implementation correctly reads entire resource content.
     */
    @Test
    public void testResourceReading_readAllBytesCorrectness() throws Exception {
        // Read using the new method (readAllBytes)
        String contentNew;

try (InputStream is = getClass().getClassLoader()
        .getResourceAsStream("suggest_indices/suggest.json")) {
    if (is == null) {
        throw new IOException("Resource not found");
    }
    return new String(is.readAllBytes(), StandardCharsets.UTF_8);
}
```

---

## Quick Reference

### Essential Files

| File | Purpose |
|------|---------|
| `Suggester.java` | Main entry point, index management |

            if (is == null) {
                throw new IOException("Resource not found: suggest_indices/suggest/mappings-default.json");
            }
            return new String(is.readAllBytes(), StandardCharsets.UTF_8);
        }
    }

    private String getDefaultIndexSettings() throws IOException {