assertNotNull(kinds);
        assertEquals(1, kinds.length);
        assertEquals("query", kinds[0]);
    }

    @Test
    public void testParseSource() {
        // Test parseSource method
        Map<String, Object> source = new HashMap<>();
        source.put(FieldNames.TEXT, "parsed text");
        source.put(FieldNames.QUERY_FREQ, 75L);
        source.put(FieldNames.DOC_FREQ, 35L);

        assertEquals(0.0f, (Float) source.get(FieldNames.SCORE), 0.001f);
    }

    // ============================================================
    // Tests for parseSource with complete data
    // ============================================================

    @Test
    public void test_parseSource_completeData() {
        Map<String, Object> source = new HashMap<>();

    }

    /**
     * Parses a source map and returns a SuggestItem instance.
     * @param source The source map.
     * @return A SuggestItem instance.
     */
    public static SuggestItem parseSource(final Map<String, Object> source) {
        return SuggestItemSerializer.fromSource(source);
    }

    /**
     * Returns the updated source map by merging with existing source.