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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.tensor;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotEquals;
/**
* Test for tensor address.
*
* @author baldersheim
*/
public class TensorAddressTestCase {
private void equal(Object a, Object b) {
assertEquals(a.hashCode(), b.hashCode());
assertEquals(a, b);
}
private void notEqual(Object a, Object b) {
assertNotEquals(a.hashCode(), b.hashCode()); // This might not hold, but is bad if not very rare
assertNotEquals(a, b);
}
@Test
void testStringVersusNumericAddressEquality() {
equal(TensorAddress.ofLabels("1"), TensorAddress.of(1));
}
@Test
void testInEquality() {
notEqual(TensorAddress.ofLabels("1"), TensorAddress.ofLabels("2"));
notEqual(TensorAddress.of(1), TensorAddress.of(2));
}
@Test
void testDimensionsEffectsEqualityAndHash() {
notEqual(TensorAddress.ofLabels("1"), TensorAddress.ofLabels("1", "1"));
notEqual(TensorAddress.of(1), TensorAddress.of(1, 1));
}
@Test
void testAllowNullDimension() {
TensorAddress s1 = TensorAddress.ofLabels("1", null, "2");
TensorAddress s2 = TensorAddress.ofLabels("1", "2");
assertNotEquals(s1, s2);
assertEquals(s1.hashCode(), s2.hashCode());
}
}
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