34 import java.util.concurrent.atomic.AtomicBoolean;
35
36 import static org.testng.Assert.*;
37 import org.testng.annotations.Test;
38
39 public class BasicLong {
40 static final long LONGVAL = 2_305_843_008_139_952_128L;
41 static final long UNEXPECTED = 0xFEEDBEEFCAFEBABEL;
42
43 /**
44 * Checks a block of assertions over an empty OptionalLong.
45 */
46 void checkEmpty(OptionalLong empty) {
47 assertTrue(empty.equals(OptionalLong.empty()));
48 assertTrue(OptionalLong.empty().equals(empty));
49 assertFalse(empty.equals(OptionalLong.of(UNEXPECTED)));
50 assertFalse(OptionalLong.of(UNEXPECTED).equals(empty));
51 assertFalse(empty.equals("unexpected"));
52
53 assertFalse(empty.isPresent());
54 assertEquals(empty.hashCode(), 0);
55 assertEquals(empty.orElse(UNEXPECTED), UNEXPECTED);
56 assertEquals(empty.orElseGet(() -> UNEXPECTED), UNEXPECTED);
57
58 assertThrows(NoSuchElementException.class, () -> empty.getAsLong());
59 assertThrows(NoSuchElementException.class, () -> empty.orElseThrow());
60 assertThrows(ObscureException.class, () -> empty.orElseThrow(ObscureException::new));
61
62 var b = new AtomicBoolean();
63 empty.ifPresent(s -> b.set(true));
64 assertFalse(b.get());
65
66 var b1 = new AtomicBoolean(false);
67 var b2 = new AtomicBoolean(false);
68 empty.ifPresentOrElse(s -> b1.set(true), () -> b2.set(true));
69 assertFalse(b1.get());
70 assertTrue(b2.get());
71
72 assertEquals(empty.toString(), "OptionalLong.empty");
73 }
74
75 /**
76 * Checks a block of assertions over an OptionalLong that is expected to
77 * have a particular value present.
78 */
79 void checkPresent(OptionalLong opt, long expected) {
80 assertFalse(opt.equals(OptionalLong.empty()));
81 assertFalse(OptionalLong.empty().equals(opt));
82 assertTrue(opt.equals(OptionalLong.of(expected)));
83 assertTrue(OptionalLong.of(expected).equals(opt));
84 assertFalse(opt.equals(OptionalLong.of(UNEXPECTED)));
85 assertFalse(OptionalLong.of(UNEXPECTED).equals(opt));
86 assertFalse(opt.equals("unexpected"));
87
88 assertTrue(opt.isPresent());
89 assertEquals(opt.hashCode(), Long.hashCode(expected));
90 assertEquals(opt.orElse(UNEXPECTED), expected);
91 assertEquals(opt.orElseGet(() -> UNEXPECTED), expected);
92
93 assertEquals(opt.getAsLong(), expected);
94 assertEquals(opt.orElseThrow(), expected);
95 assertEquals(opt.orElseThrow(ObscureException::new), expected);
96
97 var b = new AtomicBoolean(false);
98 opt.ifPresent(s -> b.set(true));
99 assertTrue(b.get());
100
101 var b1 = new AtomicBoolean(false);
102 var b2 = new AtomicBoolean(false);
103 opt.ifPresentOrElse(s -> b1.set(true), () -> b2.set(true));
104 assertTrue(b1.get());
105 assertFalse(b2.get());
106
107 assertEquals(opt.toString(), "OptionalLong[" + expected + "]");
108 }
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34 import java.util.concurrent.atomic.AtomicBoolean;
35
36 import static org.testng.Assert.*;
37 import org.testng.annotations.Test;
38
39 public class BasicLong {
40 static final long LONGVAL = 2_305_843_008_139_952_128L;
41 static final long UNEXPECTED = 0xFEEDBEEFCAFEBABEL;
42
43 /**
44 * Checks a block of assertions over an empty OptionalLong.
45 */
46 void checkEmpty(OptionalLong empty) {
47 assertTrue(empty.equals(OptionalLong.empty()));
48 assertTrue(OptionalLong.empty().equals(empty));
49 assertFalse(empty.equals(OptionalLong.of(UNEXPECTED)));
50 assertFalse(OptionalLong.of(UNEXPECTED).equals(empty));
51 assertFalse(empty.equals("unexpected"));
52
53 assertFalse(empty.isPresent());
54 assertTrue(empty.isEmpty());
55 assertEquals(empty.hashCode(), 0);
56 assertEquals(empty.orElse(UNEXPECTED), UNEXPECTED);
57 assertEquals(empty.orElseGet(() -> UNEXPECTED), UNEXPECTED);
58
59 assertThrows(NoSuchElementException.class, () -> empty.getAsLong());
60 assertThrows(NoSuchElementException.class, () -> empty.orElseThrow());
61 assertThrows(ObscureException.class, () -> empty.orElseThrow(ObscureException::new));
62
63 var b = new AtomicBoolean();
64 empty.ifPresent(s -> b.set(true));
65 assertFalse(b.get());
66
67 var b1 = new AtomicBoolean(false);
68 var b2 = new AtomicBoolean(false);
69 empty.ifPresentOrElse(s -> b1.set(true), () -> b2.set(true));
70 assertFalse(b1.get());
71 assertTrue(b2.get());
72
73 assertEquals(empty.toString(), "OptionalLong.empty");
74 }
75
76 /**
77 * Checks a block of assertions over an OptionalLong that is expected to
78 * have a particular value present.
79 */
80 void checkPresent(OptionalLong opt, long expected) {
81 assertFalse(opt.equals(OptionalLong.empty()));
82 assertFalse(OptionalLong.empty().equals(opt));
83 assertTrue(opt.equals(OptionalLong.of(expected)));
84 assertTrue(OptionalLong.of(expected).equals(opt));
85 assertFalse(opt.equals(OptionalLong.of(UNEXPECTED)));
86 assertFalse(OptionalLong.of(UNEXPECTED).equals(opt));
87 assertFalse(opt.equals("unexpected"));
88
89 assertTrue(opt.isPresent());
90 assertFalse(opt.isEmpty());
91 assertEquals(opt.hashCode(), Long.hashCode(expected));
92 assertEquals(opt.orElse(UNEXPECTED), expected);
93 assertEquals(opt.orElseGet(() -> UNEXPECTED), expected);
94
95 assertEquals(opt.getAsLong(), expected);
96 assertEquals(opt.orElseThrow(), expected);
97 assertEquals(opt.orElseThrow(ObscureException::new), expected);
98
99 var b = new AtomicBoolean(false);
100 opt.ifPresent(s -> b.set(true));
101 assertTrue(b.get());
102
103 var b1 = new AtomicBoolean(false);
104 var b2 = new AtomicBoolean(false);
105 opt.ifPresentOrElse(s -> b1.set(true), () -> b2.set(true));
106 assertTrue(b1.get());
107 assertFalse(b2.get());
108
109 assertEquals(opt.toString(), "OptionalLong[" + expected + "]");
110 }
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