} else {
            return PluginResolutionResult.found(new InjectedClasspathPluginResolution(plugin));
        }
    }

    public String getDescription() {
        // It's true right now that this is always coming from the TestKit, but might not be in the future.
        return "Gradle TestKit";
    }

    private static class InjectedClasspathPluginResolution implements PluginResolution {

        task.nested = new Tree(value: "root", right: new Tree(value: "right", right: new Tree(value: "right")))

        when:
        visitProperties(task)

        then:
        _ * visitor.visitNested() >> true
        noExceptionThrown()
        task.nested.right == task.nested.right.right
    }

    def "nested beans can be re-used"() {

    private final ProviderInternal<A> left;
    private final ProviderInternal<B> right;

    public BiProvider(@Nullable Class<R> type, Provider<A> left, Provider<B> right, BiFunction<? super A, ? super B, ? extends R> combiner) {
        this.type = type;
        this.combiner = combiner;
        this.left = Providers.internal(left);
        this.right = Providers.internal(right);
    }

    @Override
    protected String toStringNoReentrance() {

    margin-left: 0;
    padding-left: 0;
}

.last {
    margin-right: 0;
    padding-right: 0;
}

.top {
    margin-top: 0;
    padding-top: 0;
}

.bottom {
    margin-bottom: 0;
    padding-bottom: 0;
}

.citetitle {
    font-style: normal;
}

table th.border-right {
    border-right: solid #d0d0d0 1px;
}

table th.no-border-bottom {

package org.sample.numberutils;

public class Numbers {
   public static int add(int left, int right) { return left + right; }

package org.sample.numberutils;

public class Numbers {
   public static int add(int left, int right) { return left + right; }

     *
     * Note that reused work times might be different to what it would actually take to execute the work
     * in the current build for a number of reasons:
     *
     * <ul>
     *     <li>reused work could have happened on a remote machine with different hardware capabilities,</li>
     *     <li>there might have been more or less load on the machine producing the reused work,</li>

        return simplify(ExcludeAllOf.class, one, two, (left, right) -> doUnion(ImmutableSet.of(left, right)));
    }

    @Override
    public ExcludeSpec allOf(ExcludeSpec one, ExcludeSpec two) {
        return simplify(ExcludeAnyOf.class, one, two, (left, right) -> doIntersect(ImmutableSet.of(left, right)));
    }

    // Simplifies (A ∪ ...) ∩ A = A
    // and  (A ∩ ...) ∪ A = A

 * </p>
 *
 * <ul>
 *     <li>"any state". The provider will return the value and make no guarantees about the content. This might be used, for example, when generating IDE configuration files or models.
 *     The task that generates the configuration file might only care where some output file will end up and not care whether or not that file has been built yet.

@startuml
actor User
User -> ProjectConnection: request operation
 note right
 operation is one of: build / action / model
 end note
ProjectConnection -> LongRunningOperation: create instance of
LongRunningOperation --> User: instance
User -> LongRunningOperation: withArguments
LongRunningOperation -> OperationParamsBuilder: withArguments
User -> LongRunningOperation: set stdOut/stdErr/stdIn