@Test(groups = "unit", testName = "AssignCorrectHostnameForBucketTest")
public class AssignCorrectHostnameForBucketTest {
public void testWhenNoBucketRegionMappingInCache() {
AssignCorrectHostnameForBucket fn = new AssignCorrectHostnameForBucket(new RegionToEndpointOrProviderIfNull(
"aws-s3", Suppliers.ofInstance(URI.create("https://s3.amazonaws.com")),
Suppliers.<Map<String, Supplier<URI>>> ofInstance(ImmutableMap.of("us-standard",
Suppliers.ofInstance(URI.create("https://s3.amazonaws.com")), "us-west-1",
Suppliers.ofInstance(URI.create("https://s3-us-west-1.amazonaws.com"))))),