114 lines
3.7 KiB
Java
114 lines
3.7 KiB
Java
package de.joethei.hs.java2.tests;
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import de.joethei.hs.java2.praktikum.praktikum2.CharCollection;
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import org.junit.Before;
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import org.junit.Test;
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import java.util.Arrays;
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import static org.junit.Assert.*;
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public class CharCollectionTest2 {
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private CharCollection a, b, c, d;
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@Before
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public void setUp()
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{
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a = new CharCollection('A', 'N', 'A', 'N', 'A', 'S');
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b = new CharCollection('H', 'O', 'C', 'H', 'S', 'C', 'H', 'U', 'L', 'E');
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c = new CharCollection("AAANNS");
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d = new CharCollection();
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}
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@Test
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public void Laenge(){
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assertEquals(6,a.size());
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assertEquals(10,b.size());
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assertEquals(6,c.size());
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assertEquals(0,d.size());
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}
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@Test
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public void Anzahl(){
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assertEquals(2,a.count('N'));
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assertEquals(0,a.count('X'));
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assertEquals(3,b.count('H'));
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assertEquals(1,c.count('S'));
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assertEquals(0,d.count('H'));
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}
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@Test
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public void Verschieden(){
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assertEquals(3,a.different());
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assertEquals(7,b.different());
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assertEquals(3,c.different());
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assertEquals(0,d.different());
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}
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@Test
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public void Haeufigster(){
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assertEquals('A',a.top());
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assertEquals('H',b.top());
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assertEquals('A',c.top());
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assertEquals(0,d.top());
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}
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@Test
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public void Vergleich(){
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assertEquals(a, c);
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assertEquals(b, new CharCollection("CCEHHHLOSU"));
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assertNotEquals(b, new CharCollection("CEHLOSU"));
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assertEquals(d, new CharCollection(""));
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}
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@Test
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public void Ausgabe(){
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assertEquals(a.toString().length(),c.toString().length());
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assertEquals(b.toString().length(),new CharCollection("CCEHHHLOSU").toString().length());
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assertEquals("()",d.toString());
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char[] aa = a.toString().toCharArray();
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char[] ca = c.toString().toCharArray();
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Arrays.sort(aa);
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Arrays.sort(ca);
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assertTrue(Arrays.equals(aa, ca));
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char[] ba = b.toString().toCharArray();
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char[] b2a = "(C, C, H, H, H, L, O, E, S, U)".toCharArray();
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Arrays.sort(ba);
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Arrays.sort(b2a);
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assertTrue(Arrays.equals(ba, b2a));
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}
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@Test
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public void Mindestens(){
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assertEquals(a.moreThan(1), new CharCollection("AAANN"));
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assertEquals(a.moreThan(2), new CharCollection("AAA"));
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assertEquals("(A, A, A)",a.moreThan(2).toString());
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assertEquals(b.moreThan(1), new CharCollection("CCHHH"));
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assertEquals(b.moreThan(3), new CharCollection(""));
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assertEquals("()",b.moreThan(3).toString());
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}
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@Test
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public void Differenz(){
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assertEquals(a.except(new CharCollection("NASE")), new CharCollection("AAN"));
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assertEquals(a.except(new CharCollection("KIWI")), new CharCollection("ANANAS"));
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assertEquals(a.except(new CharCollection()), new CharCollection("ANANAS"));
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assertEquals(a.except(new CharCollection("ANANAS")), new CharCollection());
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assertEquals(b.except(new CharCollection("CHHO")), new CharCollection("SCHULE"));
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assertEquals(c.except(new CharCollection("HOSIANNA")), new CharCollection('A'));
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assertEquals(d.except(new CharCollection("ABCD")), new CharCollection());
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}
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@Test
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public void Untermenge(){
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assertTrue(a.isSubset(new CharCollection("ANANAS")));
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assertTrue(a.isSubset(new CharCollection("NASA")));
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assertTrue(a.isSubset(new CharCollection("")));
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assertFalse(a.isSubset(new CharCollection("NASE")));
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assertFalse(a.isSubset(new CharCollection("AAAA")));
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}
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}
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