package net.bytebuddy.matcher;
import org.junit.Test;
import org.mockito.Mock;
import java.util.Collections;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.mockito.Mockito.*;
public class CollectionSizeMatcherTest extends AbstractElementMatcherTest<CollectionSizeMatcher<?>> {
@Mock
private Iterable<Object> collection;
@SuppressWarnings("unchecked")
public CollectionSizeMatcherTest() {
super((Class<CollectionSizeMatcher<?>>) (Object) CollectionSizeMatcher.class, "ofSize");
}
@Test
public void testMatch() throws Exception {
when(collection.iterator()).thenReturn(Collections.singletonList(new Object()).iterator());
assertThat(new CollectionSizeMatcher<Iterable<?>>(1).matches(collection), is(true));
verify(collection).iterator();
verifyNoMoreInteractions(collection);
}
@Test
public void testMatchCollection() throws Exception {
assertThat(new CollectionSizeMatcher<Iterable<?>>(1).matches(Collections.singletonList(new Object())), is(true));
}
@Test
public void testNoMatch() throws Exception {
when(collection.iterator()).thenReturn(Collections.emptyList().iterator());
assertThat(new CollectionSizeMatcher<Iterable<?>>(1).matches(collection), is(false));
verify(collection).iterator();
verifyNoMoreInteractions(collection);
}
@Test
public void testNoMatchCollection() throws Exception {
assertThat(new CollectionSizeMatcher<Iterable<?>>(0).matches(Collections.singletonList(new Object())), is(false));
}
}