/**
 * Copyright (c) 2013-2014, jcabi.com
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met: 1) Redistributions of source code must retain the above
 * copyright notice, this list of conditions and the following
 * disclaimer. 2) Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following
 * disclaimer in the documentation and/or other materials provided
 * with the distribution. 3) Neither the name of the jcabi.com nor
 * the names of its contributors may be used to endorse or promote
 * products derived from this software without specific prior written
 * permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT
 * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.jcabi.github.mock;

import com.jcabi.aspects.Immutable;
import com.jcabi.aspects.Loggable;
import com.jcabi.github.Github;
import com.jcabi.github.Organizations;
import com.jcabi.github.PublicKeys;
import com.jcabi.github.User;
import com.jcabi.github.UserEmails;
import java.io.IOException;
import javax.json.JsonObject;
import javax.validation.constraints.NotNull;
import lombok.EqualsAndHashCode;
import lombok.ToString;
import org.xembly.Directives;

/**
 * Github user.
 *
 * @author Yegor Bugayenko (yegor@tpc2.com)
 * @version $Id$
 * @since 0.5
 * @todo #2:30min Organizations of a user.
 *  Let's implements a new method organizations(),
 *  which should return a mock instance of interface Organisations.
 */
@Immutable
@Loggable(Loggable.DEBUG)
@ToString
@EqualsAndHashCode(of = { "storage", "self" })
final class MkUser implements User {

    /**
     * Storage.
     */
    private final transient MkStorage storage;

    /**
     * Login of the user logged in.
     */
    private final transient String self;

    /**
     * Public ctor.
     * @param stg Storage
     * @param login User to login
     * @throws IOException If there is any I/O problem
     */
    MkUser(
        @NotNull(message = "stg can't be NULL") final MkStorage stg,
        @NotNull(message = "login can't be NULL") final String login
    ) throws IOException {
        this.storage = stg;
        this.self = login;
        this.storage.apply(
            new Directives().xpath(
                String.format("/github/users[not(user[login='%s'])]", login)
            ).add("user").add("login").set(login)
        );
    }

    @Override
    @NotNull(message = "github is never NULL")
    public Github github() {
        return new MkGithub(this.storage, this.self);
    }

    @Override
    @NotNull(message = "login is never NULL")
    public String login() {
        return this.self;
    }

    @Override
    @NotNull(message = "orgs is never NULL")
    public Organizations organizations() {
        return null;
    }

    @Override
    @NotNull(message = "public keys is never NULL")
    public PublicKeys keys() {
        try {
            return new MkPublicKeys(this.storage, this.self);
        } catch (final IOException ex) {
            throw new IllegalStateException(ex);
        }
    }

    @Override
    @NotNull(message = "emails is never NULL")
    public UserEmails emails() {
        try {
            return new MkUserEmails(this.storage, this.self);
        } catch (final IOException ex) {
            throw new IllegalStateException(ex);
        }
    }

    @Override
    public void patch(
        @NotNull(message = "json can't be NULL") final JsonObject json
    ) throws IOException {
        new JsonPatch(this.storage).patch(this.xpath(), json);
    }

    @Override
    @NotNull(message = "JSON is never NULL")
    public JsonObject json() throws IOException {
        return new JsonNode(
            this.storage.xml().nodes(this.xpath()).get(0)
        ).json();
    }

    /**
     * XPath of this element in XML tree.
     * @return XPath
     */
    @NotNull(message = "Xpath is never NULL")
    private String xpath() {
        return String.format("/github/users/user[login='%s']", this.self);
    }

}

@@ -3570,20 +3570,168 @@
     
-return null;
+try %7B%0A            return new MkOrganizations(storage, self);%0A        %7D catch (final IOException ex) %7B%0A            throw new IllegalStateException(ex);%0A        %7D
 %0A   

Implement MkUser.organizations()