Esempio n. 1
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 @Test
 public void one() {
   final List<String> values = asList("a", "b", "a", "c", "a", "d", "e");
   assertTrue(Algorithms.one(values, Conditions.eq("c")));
   assertTrue(Algorithms.one(values, Conditions.eq("a")));
   assertTrue(Algorithms.one(values, Conditions.eq("e")));
   assertFalse(Algorithms.one(values, Conditions.eq("f")));
 }
Esempio n. 2
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 @SuppressWarnings({"ImplicitNumericConversion"})
 @Test
 public void count() {
   final List<String> values = asList("a", "b", "a", "c", "a", "d", "e");
   assertEquals(3, Algorithms.count(values, Conditions.eq("a")));
   assertEquals(1, Algorithms.count(values, Conditions.eq("e")));
   assertEquals(0, Algorithms.count(values, Conditions.eq("f")));
 }
Esempio n. 3
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 @Test
 public void first() {
   final List<String> values = asList("a", "b", "a", "c", "a", "d", "e");
   assertEquals("c", Algorithms.first(values, Conditions.eq("c")));
   assertEquals("a", Algorithms.first(values, Conditions.eq("a")));
   assertEquals("e", Algorithms.first(values, Conditions.eq("e")));
   assertNull(Algorithms.first(values, Conditions.eq("f")));
 }
Esempio n. 4
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 @Test
 public void select2() {
   final List<String> values = asList("a", "b", "a", "c", "a", "d", "e");
   assertEquals(
       asList("a", "a", "a"),
       Algorithms.select(values, new ArrayList<String>(10), Conditions.eq("a")));
 }
Esempio n. 5
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  @Test
  public void all() {
    final List<String> values = asList("a", "b", "a", "c", "a", "d", "e");
    assertTrue(Algorithms.all(values, Conditions.gte("a")));
    assertTrue(Algorithms.all(values, Conditions.lt("z")));
    assertTrue(Algorithms.all(values, Conditions.lte("e")));

    assertFalse(Algorithms.all(values, Conditions.gt("b")));
    assertFalse(Algorithms.all(values, Conditions.eq("a")));
    assertFalse(Algorithms.all(values, Conditions.eq("f")));
  }