14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 /* @test
25 * @bug 8195649
26 * @summary Basic functional test of OptionalLong
27 * @author Mike Duigou
28 * @build ObscureException
29 * @run testng BasicLong
30 */
31
32 import java.util.NoSuchElementException;
33 import java.util.OptionalLong;
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 }
|
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 /* @test
25 * @bug 8195649
26 * @summary Basic functional test of OptionalLong
27 * @author Mike Duigou
28 * @build ObscureException
29 * @run testng BasicLong
30 */
31
32 import java.util.NoSuchElementException;
33 import java.util.OptionalLong;
34 import java.util.function.LongPredicate;
35 import java.util.concurrent.atomic.AtomicBoolean;
36 import java.util.List;
37
38 import static org.testng.Assert.*;
39 import org.testng.annotations.Test;
40
41 public class BasicLong {
42 static final long LONGVAL = 2_305_843_008_139_952_128L;
43 static final long UNEXPECTED = 0xFEEDBEEFCAFEBABEL;
44
45 /**
46 * Checks a block of assertions over an empty OptionalLong.
47 */
48 void checkEmpty(OptionalLong empty) {
49 assertTrue(empty.equals(OptionalLong.empty()));
50 assertTrue(OptionalLong.empty().equals(empty));
51 assertFalse(empty.equals(OptionalLong.of(UNEXPECTED)));
52 assertFalse(OptionalLong.of(UNEXPECTED).equals(empty));
53 assertFalse(empty.equals("unexpected"));
54
55 assertFalse(empty.isPresent());
56 assertTrue(empty.isEmpty());
57 assertEquals(empty.hashCode(), 0);
58 assertEquals(empty.orElse(UNEXPECTED), UNEXPECTED);
59 assertEquals(empty.orElseGet(() -> UNEXPECTED), UNEXPECTED);
60
61 assertThrows(NoSuchElementException.class, () -> empty.getAsLong());
62 assertThrows(NoSuchElementException.class, () -> empty.orElseThrow());
63 assertThrows(ObscureException.class, () -> empty.orElseThrow(ObscureException::new));
64
65 var b = new AtomicBoolean();
66 empty.ifPresent(s -> b.set(true));
67 assertFalse(b.get());
68
69 var b1 = new AtomicBoolean(false);
70 var b2 = new AtomicBoolean(false);
71 empty.ifPresentOrElse(s -> b1.set(true), () -> b2.set(true));
72 assertFalse(b1.get());
73 assertTrue(b2.get());
74
75 assertEquals(empty.toString(), "OptionalLong.empty");
76 }
77
78 /**
79 * Checks a block of assertions over an OptionalLong that is expected to
80 * have a particular value present.
81 */
82 void checkPresent(OptionalLong opt, long expected) {
83 assertFalse(opt.equals(OptionalLong.empty()));
84 assertFalse(OptionalLong.empty().equals(opt));
85 assertTrue(opt.equals(OptionalLong.of(expected)));
86 assertTrue(OptionalLong.of(expected).equals(opt));
87 assertFalse(opt.equals(OptionalLong.of(UNEXPECTED)));
88 assertFalse(OptionalLong.of(UNEXPECTED).equals(opt));
89 assertFalse(opt.equals("unexpected"));
90
91 assertTrue(opt.isPresent());
92 assertFalse(opt.isEmpty());
93 assertEquals(opt.hashCode(), Long.hashCode(expected));
94 assertEquals(opt.orElse(UNEXPECTED), expected);
95 assertEquals(opt.orElseGet(() -> UNEXPECTED), expected);
96
97 assertEquals(opt.getAsLong(), expected);
98 assertEquals(opt.orElseThrow(), expected);
99 assertEquals(opt.orElseThrow(ObscureException::new), expected);
100
101 var b = new AtomicBoolean(false);
102 opt.ifPresent(s -> b.set(true));
103 assertTrue(b.get());
104
105 var b1 = new AtomicBoolean(false);
106 var b2 = new AtomicBoolean(false);
107 opt.ifPresentOrElse(s -> b1.set(true), () -> b2.set(true));
108 assertTrue(b1.get());
109 assertFalse(b2.get());
110
111 assertEquals(opt.toString(), "OptionalLong[" + expected + "]");
112 }
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