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19 package org.eclipse.aether.util.version;
20
21 import org.eclipse.aether.version.Version;
22
23 import static org.junit.Assert.assertEquals;
24 import static org.junit.Assert.assertFalse;
25 import static org.junit.Assert.assertTrue;
26
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29 abstract class AbstractVersionTest {
30
31 protected static final int X_LT_Y = -1;
32
33 protected static final int X_EQ_Y = 0;
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35 protected static final int X_GT_Y = 1;
36
37 protected abstract Version newVersion(String version);
38
39 protected void assertOrder(int expected, String version1, String version2) {
40 Version v1 = newVersion(version1);
41 Version v2 = newVersion(version2);
42
43 if (expected > 0) {
44 assertEquals("expected " + v1 + " > " + v2, 1, Integer.signum(v1.compareTo(v2)));
45 assertEquals("expected " + v2 + " < " + v1, -1, Integer.signum(v2.compareTo(v1)));
46 assertFalse("expected " + v1 + " != " + v2, v1.equals(v2));
47 assertFalse("expected " + v2 + " != " + v1, v2.equals(v1));
48 } else if (expected < 0) {
49 assertEquals("expected " + v1 + " < " + v2, -1, Integer.signum(v1.compareTo(v2)));
50 assertEquals("expected " + v2 + " > " + v1, 1, Integer.signum(v2.compareTo(v1)));
51 assertFalse("expected " + v1 + " != " + v2, v1.equals(v2));
52 assertFalse("expected " + v2 + " != " + v1, v2.equals(v1));
53 } else {
54 assertEquals("expected " + v1 + " == " + v2, 0, v1.compareTo(v2));
55 assertEquals("expected " + v2 + " == " + v1, 0, v2.compareTo(v1));
56 assertTrue("expected " + v1 + " == " + v2, v1.equals(v2));
57 assertTrue("expected " + v2 + " == " + v1, v2.equals(v1));
58 assertEquals("expected #(" + v1 + ") == #(" + v1 + ")", v1.hashCode(), v2.hashCode());
59 }
60 }
61
62 protected void assertSequence(String... versions) {
63 for (int i = 0; i < versions.length - 1; i++) {
64 for (int j = i + 1; j < versions.length; j++) {
65 assertOrder(X_LT_Y, versions[i], versions[j]);
66 }
67 }
68 }
69 }