Exemple #1
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 @Test
 public void considersNullAsEmpty() {
   assertTrue(Strings.empty(null));
 }
Exemple #2
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 @Test
 public void doesNotConfuseBlankAndEmpty() {
   assertFalse(Strings.empty("  "));
 }
Exemple #3
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 @Test
 public void recognizesEmptyStrings() {
   assertTrue(Strings.empty(""));
   assertFalse(Strings.empty("obviously not"));
 }