ext.test4j.hamcrest.collection.IsEmptyCollection Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of test4j.nodep Show documentation

There is a newer version: 2.5.0

package ext.test4j.hamcrest.collection;

import java.util.Collection;

import ext.test4j.hamcrest.Description;
import ext.test4j.hamcrest.Factory;
import ext.test4j.hamcrest.Matcher;
import ext.test4j.hamcrest.TypeSafeMatcher;

/**
 * Tests if collection is empty.
 */
public class IsEmptyCollection extends TypeSafeMatcher> {

	@Override
	public boolean matchesSafely(Collection item) {
		return item.isEmpty();
	}

	@Override
	public void describeMismatchSafely(Collection item, Description mismatchDescription) {
	  mismatchDescription.appendValue(item);
	}
	
  public void describeTo(Description description) {
		description.appendText("an empty collection");
	}

    /**
     * Matches an empty collection.
     */
	@Factory
	public static  Matcher> empty() {
		return new IsEmptyCollection();
	}
}