docMap.put("key1", "value1");
        docMap.put("key2", "value2");
        docMap.put("key3", "value3");

        Collection<Object> values = docMap.values();
        assertEquals(3, values.size());
        assertTrue(values.contains("value1"));
        assertTrue(values.contains("value2"));
        assertTrue(values.contains("value3"));
    }

     *
     * @param value1
     *            The first value
     * @param value2
     *            The second value
     * @param value3
     *            The third value
     * @param value4
     *            The fourth value
     * @param value5
     *            The fifth value
     */
    public Tuple5(final T1 value1, final T2 value2, final T3 value3, final T4 value4, final T5 value5) {
        this.value1 = value1;

        this.value1 = value1;
        this.value2 = value2;
        this.value3 = value3;
        this.value4 = value4;
    }

    /**
     * Returns the first value.
     *
     * @return The first value
     */
    public T1 getValue1() {
        return value1;
    }

    /**
     * Sets the first value.
     *
     * @param value1

    public void test_multipleOperations() {
        // Add initial values
        dataStoreParams.put("key1", "value1");
        dataStoreParams.put("key2", 123);

        // Add more values using putAll
        Map<String, String> additionalParams = new HashMap<>();
        additionalParams.put("key3", "value3");
        additionalParams.put("key4", "value4");
        dataStoreParams.putAll(additionalParams);

                ClosingFuture.from(immediateFuture("value2")),
                ClosingFuture.from(immediateFuture("value3")),
                ClosingFuture.from(immediateFuture("value4")),
                ClosingFuture.from(immediateFuture("value5")))
            .call(
                new ClosingFunction5<

	want[0] = Level3{
		Level2: Level2{
			Level1s: []Level1{
				{Value: "value1"},
				{Value: "value2"},
			},
		},
		Level2_1: Level2_1{
			Level1s: []Level1{
				{
					Value:   "value1-1",
					Level0s: []Level0{{Value: "Level0-1"}},
				},
				{
					Value:   "value2-2",
					Level0s: []Level0{{Value: "Level0-2"}},
				},
			},
		},
	}

        value = "  key1  =  value1  \n  key2=value2\n";
        paramMap = ParameterUtil.parse(value);
        assertEquals(2, paramMap.size());
        assertEquals("value1", paramMap.get("key1"));
        assertEquals("value2", paramMap.get("key2"));

        // Test with empty lines and mixed whitespace
        value = "key1=value1\n\n\t\nkey2=value2\n \n";
        paramMap = ParameterUtil.parse(value);

        String value1 = "a";
        String value2 = "b";
        String value3 = "c";
        settings.badword().add(value1);
        settings.badword().add(value2);
        settings.badword().add(value3);
        assertEquals(3, settings.badword().get(false).length);
        assertEquals(value1, settings.badword().get(false)[0]);
        assertEquals(value2, settings.badword().get(false)[1]);

        String key = "key";
        String value1 = "a";
        String value2 = "b";
        String value3 = "c";
        settings.array().add(key, value1);
        settings.array().add(key, value2);
        settings.array().add(key, value3);
        assertEquals(3, settings.array().get(key).length);
        assertEquals(value1, settings.array().get(key)[0]);
        assertEquals(value2, settings.array().get(key)[1]);

        // Test minimum value
        event.setVersionNo(Long.MIN_VALUE);
        assertEquals(Long.valueOf(Long.MIN_VALUE), event.getVersionNo());

        // Test zero
        event.setVersionNo(0L);
        assertEquals(Long.valueOf(0L), event.getVersionNo());

        // Test maximum value
        event.setVersionNo(Long.MAX_VALUE);
        assertEquals(Long.valueOf(Long.MAX_VALUE), event.getVersionNo());