server/src/test/java/com/cloud/network/IpAddressManagerImplSourceNatTest.java

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package com.cloud.network;

import static org.mockito.Mockito.when;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.InjectMocks;
import org.mockito.Mock;
import org.mockito.Mockito;
import org.mockito.junit.MockitoJUnitRunner;

import com.cloud.dc.Vlan.VlanType;
import com.cloud.exception.InsufficientAddressCapacityException;
import com.cloud.network.dao.IPAddressDao;
import com.cloud.user.Account;

@RunWith(MockitoJUnitRunner.class)
public class IpAddressManagerImplSourceNatTest {

    @Mock
    private IPAddressDao _ipAddressDao;

    @InjectMocks
    private IpAddressManagerImpl ipAddressManagerImpl = new IpAddressManagerImpl();

    @Test(expected = InsufficientAddressCapacityException.class)
    public void assignSourceNatPublicIpAddressThrowsWhenRequestedIpNotFound() throws Exception {
        // findByIpAndDcId returns null when the requested IP is not a known
        // public IP in the zone. The method must throw a capacity exception
        // rather than dereference the null IPAddressVO with getState().
        long dcId = 1L;
        long networkId = 2L;
        String requestedIp = "10.1.1.1";
        Account owner = Mockito.mock(Account.class);

        when(_ipAddressDao.findByIpAndNetworkIdAndDcId(networkId, dcId, requestedIp)).thenReturn(null);
        when(_ipAddressDao.findByIpAndDcId(dcId, requestedIp)).thenReturn(null);

        ipAddressManagerImpl.assignSourceNatPublicIpAddress(dcId, null, owner, VlanType.VirtualNetwork,
                networkId, requestedIp, false, false);
    }
}