@Test
  public void testGetInRussian() throws Exception {

    table.put("ключ", "значение");
    Assert.assertEquals("значение", table.get("ключ"));
  }
  @Test(expected = IllegalArgumentException.class)
  public void testGetNull() throws Exception {

    table.get(null);
  }
  @Test
  public void testGetInEnglish() throws Exception {

    table.put("getEnglishKey", "getEnglishValue");
    Assert.assertEquals("getEnglishValue", table.get("getEnglishKey"));
  }