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Extension for cactoos providing object-oriented hamcrest matchers.
/*
* The MIT License (MIT)
*
* Copyright (c) for portions of project cactoos-matchers are held by
* Yegor Bugayenko, 2017-2018, as part of project cactoos.
* All other copyright for project cactoos-matchers are held by
* George Aristy, 2018.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package org.llorllale.cactoos.matchers;
import org.cactoos.iterable.IterableOf;
import org.cactoos.list.ListOf;
import org.cactoos.text.TextOf;
import org.hamcrest.Description;
import org.hamcrest.TypeSafeDiagnosingMatcher;
/**
* Matcher to check that {@link Iterable} has particular elements.
*
* Here is an example how {@link HasValues} can be used:
*
* MatcherAssert.assertThat(
* new ListOf<>(1, 2, 3),
* new HasValues<>(2)
* );
*
* @param Type of item.
* @since 1.0.0
* @checkstyle ProtectedMethodInFinalClassCheck (200 lines)
*/
public final class HasValues extends TypeSafeDiagnosingMatcher> {
/**
* The expected values within the collection.
*/
private final Iterable expected;
/**
* Ctor.
* @param expected The expected values within unit test.
*/
@SafeVarargs
public HasValues(final X... expected) {
this(new IterableOf<>(expected));
}
/**
* Ctor.
* @param expected The expected values within unit test.
*/
public HasValues(final Iterable expected) {
super();
this.expected = expected;
}
@Override
public void describeTo(final Description dsc) {
dsc.appendValue(new TextOf(this.expected));
}
@Override
protected boolean matchesSafely(final Iterable actual,
final Description dsc) {
dsc.appendValue(new TextOf(actual));
return new ListOf<>(actual).containsAll(new ListOf<>(this.expected));
}
}
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