* @param value
     *            the value of the {@link Field}
     */
    void setFieldValue(Object target, Object value);

    /**
     * Sets the value of the static {@link Field}.
     *
     * @param value
     *            the value of the {@link Field}
     */
    void setStaticFieldValue(Object value);

            final StringBuilder value = new StringBuilder();
            final Iterator values = ((List) property.getValue()).iterator();
            while (values.hasNext()) {
                value.append(values.next());
                if (values.hasNext()) {
                    value.append(", ");
                }
            }
            connection.setRequestProperty(key, value.toString());
        }

            protected Properties prepareProperties() {
                Properties props = new Properties();
                props.setProperty("custom.property", "custom-value");
                return props;
            }
        };

        assertEquals("custom-value", customEnv.get("custom.property"));
    }

    // Test is method with boolean properties
    public void xtest_isMethod() {

        emptyGenerator = new EmptyGenerator();

        // Test default value
        assertEquals(5, emptyGenerator.directoryNameLength);

        // Test setting new value
        emptyGenerator.setDirectoryNameLength(10);
        assertEquals(10, emptyGenerator.directoryNameLength);

        // Test setting zero value
        emptyGenerator.setDirectoryNameLength(0);

      fun add(
        name: String,
        value: String,
      ) = apply {
        names +=
          name.canonicalizeWithCharset(
            encodeSet = FORM_ENCODE_SET,
            // Plus is encoded as `%2B`, space is encoded as plus.
            plusIsSpace = false,
            charset = charset,
          )
        values +=
          value.canonicalizeWithCharset(
            encodeSet = FORM_ENCODE_SET,

    assertEquals(
        "getOrDefault(present, def) should return the associated value",
        v0(),
        getMap().getOrDefault(k0(), v3()));
  }

  @CollectionSize.Require(absent = ZERO)
  public void testGetOrDefault_presentNullDefault() {
    assertEquals(
        "getOrDefault(present, null) should return the associated value",
        v0(),
        getMap().getOrDefault(k0(), null));
  }

        // Helper methods for testing
        void setSetupWireFormatReturn(int value) {
            this.setupWireFormatReturn = value;
        }

        void setParametersWireFormatReturn(int value) {
            this.parametersWireFormatReturn = value;
        }

        void setDataWireFormatReturn(int value) {
            this.dataWireFormatReturn = value;
        }

        void setSetupBuffer(byte[] buffer) {

        String result = StringUtil.join("-", "", null, "value", "", null);
        // First: "" (sb becomes "")
        // Second: sb.length() is 0, no delimiter, append null (sb becomes "null")
        // Third: sb.length() > 0, add "-" + "value" (sb becomes "null-value")
        // Fourth: sb.length() > 0, add "-" + "" (sb becomes "null-value-")
        // Fifth: sb.length() > 0, add "-" + null (sb becomes "null-value--null")

```Python
old_dict = {
    "old key": "old value",
    "second old key": "second old value",
}
new_dict = {**old_dict, "new key": "new value"}
```

Aqui, o `new_dict` terá todos os pares de chave-valor do `old_dict` mais o novo par de chave-valor:

```Python
{
    "old key": "old value",
    "second old key": "second old value",
    "new key": "new value",
}
```

        return this;
    }

    /**
     * Adds a single command-line argument to pass to the Python script.
     *
     * @param value the argument value to add
     * @return this PythonJob instance for method chaining
     */
    public PythonJob arg(final String value) {
        argList.add(value);
        return this;
    }

    /**
     * Adds multiple command-line arguments to pass to the Python script.
     *