@Test
  public void testRegularFile() {
    File file = regularFile(10);
    assertThat(file.isDirectory()).isFalse();
    assertThat(file.isRegularFile()).isTrue();
    assertThat(file.isSymbolicLink()).isFalse();
  }
Tests for {@link File}.

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