// Create test data
        DataConfig config = new DataConfig();
        config.setName("test-config");

        DataStoreParams params = new DataStoreParams();
        params.put("key1", "value1");
        params.put("key2", "value2");

        IndexUpdateCallback callback = new TestIndexUpdateCallback();

        // Execute store method
        dataStore.store(config, callback, params);

        // Verify store was called

    checkNotNull(value2);
    checkArgument(!Objects.equals(value1, value2), "Duplicate value provided.");
    distinctValues.replaceValues(type, ImmutableList.of(value1, value2));
    setDefault(type, value1);
    return this;
  }

  /**
   * Tests that {@code cls} properly checks null on all constructor and method parameters that
   * aren't annotated nullable (according to the rules of {@link NullPointerTester}). In details:
   *

			accessKey:          creds.AccessKey,
			secretKey:          creds.SecretKey,
			body:               []byte(`<LifecycleConfiguration><Rule><ID>id</ID><Filter><Prefix>logs/</Prefix><Tag><Key>Key1</Key><Value>Value1</Value></Tag></Filter><Status>Enabled</Status><Expiration><Days>365</Days></Expiration></Rule></LifecycleConfiguration>`),
			expectedRespStatus: http.StatusBadRequest,
			lifecycleResponse:  []byte(``),

        double[] values = {};
        Supplier<Object> supplier = () -> values;

        monitorTarget.append(buf, "emptyArrayKey", supplier);
        assertEquals("\"emptyArrayKey\":[]", buf.toString());
    }

    // Test append method with String value
    public void test_append_stringValue() {
        StringBuilder buf = new StringBuilder();
        Supplier<Object> supplier = () -> "test string";

        return values;
    }

    /**
     * Returns a string representation of this RequestParameter.
     * The format includes the parameter name and its values in array format.
     *
     * @return a string representation of this object in the format "[name, [value1, value2, ...]]"
     */
    @Override
    public String toString() {
        return "[" + name + ", " + Arrays.toString(values) + "]";
    }

        assertTrue(result);

        // Verify deletion
        client.admin().indices().prepareRefresh(TEST_INDEX).execute().actionGet();
        long count = client.prepareSearch(TEST_INDEX)
                .setQuery(QueryBuilders.termQuery("field", "value1"))
                .execute()
                .actionGet()
                .getHits()

        request.setParameterValues("test", new String[] { "value1", "value2", "value1" });
        String[] result = SearchRequestParams.getParamValueArray(request, "test");
        assertEquals(2, result.length);
        assertEquals("value1", result[0]);
        assertEquals("value2", result[1]);
    }

    public void test_getParamValueArray_withNullParam() {

        final Map<String, String[]> multiFields = Collections.singletonMap("content", new String[] { "value1", "value2" });
        assertEquals("(content:\"value1\" OR content:\"value2\")", getQuery("", new String[0], multiFields, Collections.emptyMap(), false));

        final Map<String, String[]> nullFields = Collections.singletonMap("empty", null);

        // Test adding conditions
        generator = new TestThumbnailGenerator();

        // Test adding single condition
        generator.addCondition("field1", "value1");

        // Test adding multiple conditions for same field
        generator.addCondition("field1", "value2");

        // Test adding conditions for different fields
        generator.addCondition("field2", "pattern.*");

          DeferredCloser closer,
          @ParametricNullness V1 value1,
          @ParametricNullness V2 value2,
          @ParametricNullness V3 value3,
          @ParametricNullness V4 value4,
          @ParametricNullness V5 value5)
          throws Exception;
    }

    /**
     * A function that returns a {@link ClosingFuture} when applied to the values of the five