void () { assertThat(Digester.isFile(CHECKSUMS.README_TXT)).isTrue(); assertThat(Digester.isFile(CHECKSUMS.ANNOTATIONS_JAR)).isTrue(); assertThat(Digester.isFile(Digester.INVALID)).isFalse(); assertThat(Digester.isFile(Digester.DIRECTORY)).isFalse(); assertThat(Digester.isSymlink(CHECKSUMS.LINK_TO_README_TXT)).isTrue(); assertThat(Digester.isSymlink(CHECKSUMS.README_TXT)).isFalse(); assertThat(Digester.isSymlink(Digester.INVALID)).isFalse(); assertThat(Digester.isSymlink(Digester.DIRECTORY)).isFalse(); }