src/test/HashChainsTest.java


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import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.*;

class HashChainsTest {
    @Test
    void test(){
        HashChains hc = new HashChains();
        hc.bucketCount = 5;
        assertEquals(4, hc.hashFunc("world"));
        assertEquals(4, hc.hashFunc("HellO"));
        assertEquals(2, hc.hashFunc("GooD"));
        assertEquals(2, hc.hashFunc("luck"));

        hc.bucketCount = 3;
        assertEquals(1, hc.hashFunc("add"));
        assertEquals(1, hc.hashFunc("help"));
        assertEquals(2, hc.hashFunc("del"));
    }
}