/twitter4j-core/src/test/java/twitter4j/FriendsFollowersResourcesTest.java

/*
 * Copyright 2007 Yusuke Yamamoto
 *
 * 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
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package twitter4j;

import org.junit.jupiter.api.Test;
import twitter4j.conf.PropertyConfiguration;

import static org.junit.jupiter.api.Assertions.*;

/**
 * @author Yusuke Yamamoto - yusuke at mac.com
 * @since Twitter4J 2.2.4
 */
class FriendsFollowersResourcesTest extends TwitterTestBase {

    @Test
    void testSocialGraphMethods() throws Exception {
        IDs ids;
        ids = twitter1.getFriendsIDs(-1);
        assertNotNull(TwitterObjectFactory.getRawJSON(ids));
        int yusukey = 4933401;
        assertIDExsits("twit4j is following yusukey", ids, yusukey);

        IDs obamaFollowers;
        obamaFollowers = twitter1.getFollowersIDs("barackobama", -1);
        assertNotNull(TwitterObjectFactory.getRawJSON(obamaFollowers));
        assertEquals(obamaFollowers, TwitterObjectFactory.createIDs(TwitterObjectFactory.getRawJSON(obamaFollowers)));
        assertTrue(obamaFollowers.hasNext());
        assertFalse(obamaFollowers.hasPrevious());
        assertFalse(obamaFollowers.hasPrevious());
        obamaFollowers = twitter1.getFollowersIDs("barackobama", obamaFollowers.getNextCursor());
        assertEquals(obamaFollowers, TwitterObjectFactory.createIDs(TwitterObjectFactory.getRawJSON(obamaFollowers)));
        assertNotNull(TwitterObjectFactory.getRawJSON(obamaFollowers));
        assertTrue(obamaFollowers.hasNext());
        assertTrue(obamaFollowers.hasPrevious());

        obamaFollowers = twitter1.getFollowersIDs("barackobama", -1, 100);
        assertNotNull(TwitterObjectFactory.getRawJSON(obamaFollowers));
        assertEquals(obamaFollowers, TwitterObjectFactory.createIDs(TwitterObjectFactory.getRawJSON(obamaFollowers)));
        assertTrue(obamaFollowers.hasNext());
        assertFalse(obamaFollowers.hasPrevious());

        obamaFollowers = twitter1.getFollowersIDs(813286, -1, 100);
        assertNotNull(TwitterObjectFactory.getRawJSON(obamaFollowers));
        assertEquals(obamaFollowers, TwitterObjectFactory.createIDs(TwitterObjectFactory.getRawJSON(obamaFollowers)));
        assertTrue(obamaFollowers.hasNext());
        assertFalse(obamaFollowers.hasPrevious());


        IDs obamaFriends;
        obamaFriends = twitter1.getFriendsIDs("barackobama", -1, 100);
        assertNull(TwitterObjectFactory.getRawJSON(obamaFollowers));
        assertNotNull(TwitterObjectFactory.getRawJSON(obamaFriends));
        assertEquals(obamaFriends, TwitterObjectFactory.createIDs(TwitterObjectFactory.getRawJSON(obamaFriends)));
        assertTrue(obamaFriends.hasNext());
        assertFalse(obamaFriends.hasPrevious());
    }

    private void assertIDExsits(String assertion, IDs ids, long idToFind) {
        boolean found = false;
        for (long id : ids.getIDs()) {
            if (id == idToFind) {
                found = true;
                break;
            }
        }
        assertTrue(found, assertion);
    }

    @Test
    void testCreateDestroyFriend() throws Exception {
        User user;
        try {
            user = twitter2.destroyFriendship(id1.screenName);
            assertNotNull(TwitterObjectFactory.getRawJSON(user));
            assertEquals(user, TwitterObjectFactory.createUser(TwitterObjectFactory.getRawJSON(user)));
        } catch (TwitterException te) {
            //ensure destroy id1 before the actual test
        }

        try {
            user = twitter2.destroyFriendship(id1.screenName);
            assertNotNull(TwitterObjectFactory.getRawJSON(user));
            assertEquals(user, TwitterObjectFactory.createUser(TwitterObjectFactory.getRawJSON(user)));
        } catch (TwitterException te) {
            assertEquals(403, te.getStatusCode());
        }
        user = twitter2.createFriendship(id1.screenName, true);
        assertNotNull(TwitterObjectFactory.getRawJSON(user));
        assertEquals(user, TwitterObjectFactory.createUser(TwitterObjectFactory.getRawJSON(user)));
        assertEquals(id1.screenName, user.getScreenName());

        try {
            user = twitter2.destroyFriendship("@" + id1.screenName);
            assertNotNull(TwitterObjectFactory.getRawJSON(user));
            assertEquals(user, TwitterObjectFactory.createUser(TwitterObjectFactory.getRawJSON(user)));
        } catch (TwitterException te) {
            //ensure destroy id1 before the actual test
        }

        try {
            user = twitter2.destroyFriendship("@" + id1.screenName);
            assertNotNull(TwitterObjectFactory.getRawJSON(user));
            assertEquals(user, TwitterObjectFactory.createUser(TwitterObjectFactory.getRawJSON(user)));
        } catch (TwitterException te) {
            assertEquals(403, te.getStatusCode());
        }
        user = twitter2.createFriendship("@" + id1.screenName, true);
        assertNotNull(TwitterObjectFactory.getRawJSON(user));
        assertEquals(user, TwitterObjectFactory.createUser(TwitterObjectFactory.getRawJSON(user)));
        assertEquals(id1.screenName, user.getScreenName());
        // the Twitter API is not returning appropriate notifications value
        // http://code.google.com/p/twitter-api/issues/detail?id=474
//        User detail = twitterAPI2.showUser(id1);
//        assertTrue(detail.isNotificationEnabled());
        try {
            user = twitter2.createFriendship(id2.screenName);
            fail("shouldn't be able to befrinend yourself");
        } catch (TwitterException te) {
            assertEquals(403, te.getStatusCode());
        }
        try {
            user = twitter2.createFriendship("doesnotexist--");
            fail("non-existing user");
        } catch (TwitterException te) {
            //now befriending with non-existing user returns 404
            //http://groups.google.com/group/twitter-development-talk/browse_thread/thread/bd2a912b181bc39f
//            assertEquals(404, te.getStatusCode());
            // and now it returns 403 again
            assertEquals(403, te.getStatusCode());
        }

    }

    @Test
    void testRelationship() throws Exception {
        Twitter followsOneWay = new TwitterFactory(new PropertyConfiguration(p, "/followsOneWay")).getInstance();
        followsOneWay.createFriendship(id1.screenName);
        TestUserInfo followsOneWayInfo = new TestUserInfo("followsOneWay");
        //  TESTING PRECONDITIONS:
        //  1) id1 is followed by "followsOneWay", but not following "followsOneWay"
        Relationship rel1 = twitter1.showFriendship(id1.screenName, followsOneWayInfo.screenName);
        assertNotNull(TwitterObjectFactory.getRawJSON(rel1));
        assertEquals(rel1, TwitterObjectFactory.createRelationship(TwitterObjectFactory.getRawJSON(rel1)));

        // test second precondition
        assertNotNull(rel1);
        assertTrue(rel1.isSourceFollowedByTarget());
        assertFalse(rel1.isSourceFollowingTarget());
        assertTrue(rel1.isTargetFollowingSource());
        assertFalse(rel1.isTargetFollowedBySource());
        assertTrue(rel1.canSourceDm());

        rel1 = twitter1.showFriendship("@" + id1.screenName, followsOneWayInfo.screenName);
        assertNotNull(TwitterObjectFactory.getRawJSON(rel1));
        assertEquals(rel1, TwitterObjectFactory.createRelationship(TwitterObjectFactory.getRawJSON(rel1)));

        // test second precondition
        assertNotNull(rel1);
        assertTrue(rel1.isSourceFollowedByTarget());
        assertFalse(rel1.isSourceFollowingTarget());
        assertTrue(rel1.isTargetFollowingSource());
        assertFalse(rel1.isTargetFollowedBySource());
        assertTrue(rel1.canSourceDm());

        // reverse precondition
        Relationship rel1r = twitter1.showFriendship(followsOneWayInfo.screenName, id1.screenName);
        assertNotNull(rel1r);
        assertFalse(rel1r.isSourceFollowedByTarget());
        assertTrue(rel1r.isSourceFollowingTarget());
        assertFalse(rel1r.isTargetFollowingSource());
        assertTrue(rel1r.isTargetFollowedBySource());
        assertFalse(rel1r.canSourceDm());

        rel1r = twitter1.showFriendship(followsOneWayInfo.screenName, "@" + id1.screenName);
        assertNotNull(rel1r);
        assertFalse(rel1r.isSourceFollowedByTarget());
        assertTrue(rel1r.isSourceFollowingTarget());
        assertFalse(rel1r.isTargetFollowingSource());
        assertTrue(rel1r.isTargetFollowedBySource());
        assertFalse(rel1r.canSourceDm());

        ResponseList<Friendship> friendshipList = twitter1.lookupFriendships("barakobama", followsOneWayInfo.screenName);

        assertEquals(2, friendshipList.size());
        assertEquals("barakobama", friendshipList.get(0).getScreenName());
        assertFalse(friendshipList.get(0).isFollowing());
        assertFalse(friendshipList.get(0).isFollowedBy());
        assertEquals(followsOneWay.getScreenName(), friendshipList.get(1).getScreenName());


        String twitterapi = "TwitterAPI";
        long twitterapiID = 6253282L;
        try {
            if (!twitter1.showFriendship(id1.id, twitterapiID).isSourceFollowingTarget()) {
                twitter1.createFriendship(twitterapi);
            }
        } catch (TwitterException ignore) {
        }
        String twitterdev = "TwitterDev";
        long twitterDevID = 2244994945L;
        try {
            if (!twitter1.showFriendship(id1.id, twitterDevID).isSourceFollowingTarget()) {
                // following an account enables retweet notification forcibly. follow him only when not following
                twitter1.createFriendship(twitterdev);
            }
        } catch (TwitterException ignore) {
        }

        Relationship updatedRelationship = twitter1.updateFriendship(twitterapi, true, true);
        assertEquals(twitterapi, updatedRelationship.getTargetUserScreenName());
        assertTrue(updatedRelationship.isSourceNotificationsEnabled());
        assertTrue(updatedRelationship.isSourceWantRetweets());
    }

    @Test
    void testLookupFriendships() throws Exception {
        // https://dev.twitter.com/discussions/13658
        //http://jira.twitter4j.org/browse/TFJ-746
        readonly.lookupUsers(255794088L, 441705930L, 100581062L, 49255734L, 996328051L, 559170296L, 119261332L, 373027695L, 18515199L, 83777877L, 28973601L, 228325562L, 3474001L, 297909405L, 79159050L, 94355673L, 882514368L, 97212832L, 6459802L, 124127525L, 9121432L, 57142748L, 15797140L, 985973888L, 216250008L, 121663344L, 14832427L, 54904048L, 47539662L, 22330739L, 41032024L, 24160034L, 70614432L, 489294299L, 165725102L, 203209274L, 93831273L, 49661959L, 15670331L, 30597967L, 194643708L, 70630881L, 105973663L, 114333005L, 76407522L, 5898822L, 43796154L, 5929112L, 14118563L, 64378588L, 60287587L, 28745562L, 77718059L, 106944925L, 15744975L, 81170234L, 98512820L, 20766533L, 91238103L, 15965719L, 351559615L, 5371072L, 582489524L, 367671660L, 4037021L, 52773639L, 440662114L, 14288985L, 3868621L, 13585812L, 3811061L, 14724896L, 5491152L, 4862261L, 106114624L, 459133564L, 6609032L, 4175171L, 565734536L, 174637883L, 834785976L, 338234111L, 278590903L, 205621126L, 7362472L, 329830408L, 116640150L, 52106559L, 831322291L, 53856691L, 313143098L, 563798434L, 219589985L, 5420012L, 15142903L, 107381955L, 117652722L, 188738873L, 167628541L);
    }

    @Test
    void testIncomingOutgoingFriendships() throws Exception {
        IDs incomingFriendships = twitter1.getIncomingFriendships(-1L);
        assertNotNull(TwitterObjectFactory.getRawJSON(incomingFriendships));
        assertEquals(incomingFriendships, TwitterObjectFactory.createIDs(TwitterObjectFactory.getRawJSON(incomingFriendships)));

        IDs outgoingFriendships = twitter1.getOutgoingFriendships(-1L);
        assertNotNull(TwitterObjectFactory.getRawJSON(outgoingFriendships));
        assertEquals(outgoingFriendships, TwitterObjectFactory.createIDs(TwitterObjectFactory.getRawJSON(outgoingFriendships)));
    }

    @Test
    void testFriendsFolowers() throws TwitterException {
        twitter1.getFollowersIDs(id1.id, -1L).getIDs();
        twitter1.getFriendsIDs(id1.id, -1L).getIDs();
    }

    @Test
    void testFriendsFollowersList() throws Exception {
        PagableResponseList<User> t4jfriends = twitter1.getFriendsList("t4j_news", -1L);
        PagableResponseList<User> t4jfriends2 = twitter1.getFriendsList(72297675L, -1L);
        assertEquals(t4jfriends, t4jfriends2);
        assertTrue(t4jfriends.size() > 0);

        PagableResponseList<User> t4jfriends1 = twitter1.getFriendsList("@t4j_news", -1L, 3);
        PagableResponseList<User> t4jfriends12 = twitter1.getFriendsList(72297675L, -1L, 3);
        assertEquals(t4jfriends1, t4jfriends12);
        assertTrue(t4jfriends1.size() > 0);
        assertTrue(t4jfriends1.size() <= 3);

        PagableResponseList<User> t4jfollowers = twitter1.getFollowersList("t4j_news", -1L);
        PagableResponseList<User> t4jfollowers2 = twitter1.getFollowersList(72297675L, -1L);
        assertEquals(t4jfollowers, t4jfollowers2);
        assertTrue(t4jfollowers.size() > 0);

        PagableResponseList<User> t4jfollowers1 = twitter1.getFollowersList("@t4j_news", -1L, 3);
        PagableResponseList<User> t4jfollowers12 = twitter1.getFollowersList(72297675L, -1L, 3);
        assertEquals(t4jfollowers1, t4jfollowers12);
        assertTrue(t4jfollowers1.size() > 0);
        assertTrue(t4jfollowers1.size() <= 3);
    }

    @Test
    void testFriendsFollowersListWithSkipStatusIncludeUserEntities() throws Exception {
        PagableResponseList<User> t4jfriends = twitter1.getFriendsList("t4j_news", -1L, 3, true, false);
        PagableResponseList<User> t4jfriends2 = twitter1.getFriendsList(72297675L, -1L, 3, true, false);
        assertEquals(t4jfriends, t4jfriends2);
        assertTrue(t4jfriends.size() > 0);
        assertTrue(t4jfriends.size() <= 3);
        for (User user : t4jfriends) {
            assertNull(user.getStatus());
            assertEquals(0, user.getDescriptionURLEntities().length);
        }

        PagableResponseList<User> t4jfollowers = twitter1.getFollowersList("t4j_news", -1L, 3, true, false);
        PagableResponseList<User> t4jfollowers2 = twitter1.getFollowersList(72297675L, -1L, 3, true, false);
        assertEquals(t4jfollowers, t4jfollowers2);
        assertTrue(t4jfollowers.size() > 0);
        assertTrue(t4jfollowers.size() <= 3);
        for (User user : t4jfollowers) {
            assertNull(user.getStatus());
            assertEquals(0, user.getDescriptionURLEntities().length);
        }
    }
}