}
    }

    @Override
    public Set<ExcludeRule> getExcludeRules() {
        initExcludeRules();
        return Collections.unmodifiableSet(parsedExcludeRules);
    }

    @Override
    public Set<ExcludeRule> getAllExcludeRules() {
        Set<ExcludeRule> result = new LinkedHashSet<>();
        result.addAll(getExcludeRules());

        }

        private void validateExcludes() {
            for (ExcludeRule excludeRule : getMd().getAllExcludeRules()) {
                for (String conf : excludeRule.getConfigurations()) {
                    if (getMd().getConfiguration(conf) == null) {
                        throw new IllegalArgumentException("Exclude rule " + excludeRule.getId() + " is mapped to configuration '" + conf + "' which is not declared.");

        dep.selector == moduleId('group-two', 'artifact-two', '1.2')
        dep.scope == MavenScope.Test
        hasDefaultDependencyArtifact(dep)
        def excludeRule = single(dep.allExcludes)
        excludeRule.moduleId == DefaultModuleIdentifier.newId('group-three', 'artifact-three')
    }

        then:
        def dep = firstDependency(metadata.dependencies)
        dep.selector == moduleId('group-two', 'artifact-two', '1.2')
        dep.scope == MavenScope.Test
        def excludeRule = single(dep.allExcludes)
        excludeRule.moduleId == DefaultModuleIdentifier.newId('group-three', 'artifact-three')
        hasDefaultDependencyArtifact(dep)
    }