@Test
  public void doesNotEscapeNumbers() {
    DatabasePlatform platform = createNiceMock(DatabasePlatform.class);
    Object value = 123;
    expect(platform.convertToDatabaseType(value)).andReturn(value).anyTimes();
    reset(platform);
    assertEquals("123", DBAccessorImpl.escapeParameter(value, platform));
  }
Checks to ensure that columns created with a default have the correct
DEFAULT constraint value set in.

@throws Exception
ambari-server/src/test/java/org/apache/ambari/server/orm/DBAccessorImplTest.java