public void testSpecificRegion() {
final KeystoneStorageEndpointModule moduleToTest = new KeystoneStorageEndpointModule();
// Iterate through our region names
for (int i = 1; i <= 3; i++) {
Supplier<URI> resultingSupplier = moduleToTest.provideStorageUrl(mockFactory, apiVersion, String.format("region%1$s", i));
assertNotNull(resultingSupplier);
URI resultingUri = resultingSupplier.get();
assertNotNull(resultingUri);
assertEquals(resultingUri.toString(),