* A cache of the defined dependencies for dependency configurations. This tracks the cached internal
     * dependency representations for these types so when constructing leaf configuration metadata
     * (resolvable and consumable), these conversions do not need to be executed multiple times.
     */
    class DependencyCache {
        private final Map<String, DefaultLocalConfigurationMetadataBuilder.DependencyState> cache = new HashMap<>();

     * Returns the role used to create this configuration and set its initial allowed usage.
     */
    ConfigurationRole getRoleAtCreation();

    /**
     * Indicates if the allowed usages of this configuration (consumable, resolvable, declarable) can be changed.
     *
     * @return {@code true} if so; {@code false} otherwise
     */
    boolean usageCanBeMutated();

    /**

            taskDependencyFactory
        );
        instance.addMutationValidator(rootComponentMetadataBuilder.getValidator());
        return instance;
    }

    /**
     * Creates a new locked consumable configuration instance.
     */
    DefaultConsumableConfiguration createConsumable(
        String name,
        ConfigurationsProvider configurationsProvider,

            if (conf == null) {
                return null;
            }
            assert conf.getMetadata().isCanBeConsumed() : "External components' configurations are always consumable";
            return conf.asVariant();
        }
    }

        }
    }

    @Override
    public void setAllowedUsageFromRole(ConfigurationRole role) {
        if (isCanBeConsumed() != role.isConsumable()) {
            setCanBeConsumedInternal(role.isConsumable());
        }
        if (isCanBeResolved() != role.isResolvable()) {
            setCanBeResolvedInternal(role.isResolvable());
        }

          - Provides flavor 'free' but the consumer didn't ask for it""")
    }

    def "does not select default configuration when no configurations with attributes and default configuration is not consumable"() {
        given:
        createDirs("a", "b")
        file('settings.gradle') << "include 'a', 'b'"
        buildFile << """
            $typeDefs

            project(':a') {

    }

    void "deprecations are passed to copies when corresponding role is #baseRole"() {
        ConfigurationRole role = new DefaultConfigurationRole("test", baseRole.consumable, baseRole.resolvable, baseRole.declarable, true, true, true)
        def configuration = prepareConfigurationForCopyTest(conf("conf", ":", ":", role))
        def resolutionStrategyCopy = Mock(ResolutionStrategyInternal)

        maybeEmitConsumptionDeprecation(conf);
        return conf;
    }

    /**
     * Ensures the target variant matches the request attributes and is consumable. This needs to be called
     * for variants that are selected by means other than attribute matching.
     *
     * Note: This does not need to be called for variants selected via attribute matching, since

        immutable3.variants[0].dependencies.size() == 2
        immutable3.variants[1].dependencies.size() == 1
        immutable3.variants[2].dependencies.empty
    }

    def "variants are attached as consumable configurations used for variant aware selection"() {
        def id = DefaultModuleComponentIdentifier.newId(DefaultModuleIdentifier.newId("group", "module"), "version")
        def metadata = createMetadata(id)

- `(n)`: A dependency or dependency configuration that <<declaring_dependencies.adoc#sec:resolvable-consumable-configs,cannot be resolved>>.

=== Specify a Dependency Configuration

To focus on the information about one dependency configuration, provide the optional parameter `--configuration`.