Primitive-Collections/src/test/java/speiger/src/collections/ints/base/IIntArrayTest.java

42 lines
1019 B
Java

package speiger.src.collections.ints.base;
import java.util.stream.IntStream;
import org.junit.Assert;
import org.junit.Test;
import speiger.src.collections.ints.utils.IIntArray;
@SuppressWarnings("javadoc")
public interface IIntArrayTest
{
static final int[] TEST_ARRAY = IntStream.range(0, 100).toArray();
public IIntArray create(int[] data);
@Test
public default void testEnsureCapacity()
{
IIntArray array = create(TEST_ARRAY);
array.ensureCapacity(2500);
Assert.assertTrue(array.elements().length >= 2500);
}
@Test
public default void testElements()
{
IIntArray array = create(TEST_ARRAY);
Assert.assertArrayEquals(TEST_ARRAY, array.elements());
array.elements(T -> Assert.assertArrayEquals(TEST_ARRAY, T));
}
@Test
public default void testTrim()
{
IIntArray array = create(TEST_ARRAY);
array.ensureCapacity(2500);
Assert.assertNotEquals(TEST_ARRAY.length, array.elements().length);
array.trim();
Assert.assertEquals(TEST_ARRAY.length, array.elements().length);
}
}