AbstractConsumingCombinableProvider.java
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* wcm.io
* %%
* Copyright (C) 2020 wcm.io
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* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
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package io.wcm.qa.glnm.junit.seljup;
import static java.util.Arrays.stream;
import static java.util.stream.Collectors.toList;
import java.lang.annotation.Annotation;
import java.util.List;
import java.util.function.Function;
import org.junit.jupiter.api.extension.Extension;
import org.junit.jupiter.params.support.AnnotationConsumer;
import io.wcm.qa.glnm.junit.combinatorial.Combinable;
import io.wcm.qa.glnm.junit.combinatorial.CombinableProvider;
abstract class AbstractConsumingCombinableProvider<
T,
A extends Annotation,
E extends Extension>
implements
CombinableProvider,
AnnotationConsumer<A> {
private T[] values;
/** {@inheritDoc} */
@Override
public void accept(A t) {
setValues(valuesFromAnnotation(t));
}
/** {@inheritDoc} */
@Override
public List<Combinable> combinables() {
return stream(getValues())
.map(extensionProducer())
.map(Combinable::new)
.collect(toList());
}
/** {@inheritDoc} */
@Override
public Class providedType() {
return Extension.class;
}
protected abstract Function<T, E> extensionProducer();
protected T[] getValues() {
return values;
}
protected void setValues(T[] values) {
this.values = values;
}
protected abstract T[] valuesFromAnnotation(A t);
}