@Test
public void testBuilder_withPreInstallUrls() throws Exception {

    final URL url1 = new URL("http://foo.com/foo1.zip");
    final URL url2 = new URL("http://foo.com/foo2.zip");
    assertEquals("urls should be", Arrays.asList(url1, url2), builder()
            .withPreInstallUrls(Arrays.asList(url1, url2)).build().getPreInstallUrls());
}