@Test
  public void testUnlink_normalizingCaseInsensitive() {
    dir.link(caseInsensitive("bar"), createDirectory(2));

    assertThat(dir.get(caseInsensitive("bar"))).isNotNull();

    dir.unlink(caseInsensitive("BAR"));

    assertThat(dir.get(caseInsensitive("bar"))).isNull();
  }
Tests for {@link Directory}.

@author Colin Decker
jimfs/src/test/java/com/google/common/jimfs/DirectoryTest.java