@Override
	public int hashCode() {
		return Objects.hash(instance, scheme);
	}
@Test
	@DisplayName("test hashCode().")
	public void test3() {
		DefaultInstance instance1 = new DefaultInstance();
		instance1.setId("test-1");
		instance1.setProtocol("http");
		PolarisServiceInstance polarisServiceInstance1 = new PolarisServiceInstance(instance1);

		DefaultInstance instance2 = new DefaultInstance();
		instance2.setId("test-1");
		instance2.setProtocol("http");
		PolarisServiceInstance polarisServiceInstance2 = new PolarisServiceInstance(instance2);

		assertThat(polarisServiceInstance1.hashCode()).isEqualTo(polarisServiceInstance2.hashCode());
	}