@Test
public void addsPreviousLinkForLastPage() {
PagedResourcesAssembler<Person> assembler = new PagedResourcesAssembler<Person>(resolver, null);
PagedResources<Resource<Person>> resources = assembler.toResource(createPage(2));
assertThat(resources.getLink(Link.REL_PREVIOUS), is(notNullValue()));
assertThat(resources.getLink(Link.REL_NEXT), is(nullValue()));
}
@Test
public void usesCustomLinkProvided() {
Link link = new Link("http://foo:9090", "rel");
PagedResourcesAssembler<Person> assembler = new PagedResourcesAssembler<Person>(resolver, null);
PagedResources<Resource<Person>> resources = assembler.toResource(createPage(1), link);
assertThat(resources.getLink(Link.REL_PREVIOUS).getHref(), startsWith(link.getHref()));
assertThat(resources.getLink(Link.REL_NEXT).getHref(), startsWith(link.getHref()));
}
@Test
public void usesBaseUriIfConfigured() {
UriComponents baseUri = UriComponentsBuilder.fromUriString("http://foo:9090").build();
PagedResourcesAssembler<Person> assembler =
new PagedResourcesAssembler<Person>(resolver, baseUri);
PagedResources<Resource<Person>> resources = assembler.toResource(createPage(1));
assertThat(resources.getLink(Link.REL_PREVIOUS).getHref(), startsWith(baseUri.toUriString()));
assertThat(resources.getLink(Link.REL_NEXT).getHref(), startsWith(baseUri.toUriString()));
}