- (void)testArrayFromURLStringArray
{
    // given
    NSArray *URLStrings = [NSArray arrayWithObjects:@"one", @"two", nil];

    // when
    NSMutableArray *downloads = [MyDownloader arrayFromURLStringArray:URLStrings];

    // then
    assertThat(downloads, hasCountOf(2));
    MyDownloader *download = [downloads objectAtIndex:0];
    assertThat([image URLString], is(@"one"));
    download = [downloads objectAtIndex:1];
    assertThat([image URLString], is(@"two"));
}