ass1-kv/src/test/java/dst/ass1/kv/tests/Ass1_5_1Test.java

   1 package dst.ass1.kv.tests;
   2
   3 import static org.hamcrest.Matchers.allOf;
   4 import static org.hamcrest.Matchers.greaterThan;
   5 import static org.hamcrest.Matchers.lessThan;
   6 import static org.junit.Assert.assertEquals;
   7 import static org.junit.Assert.assertNotNull;
   8 import static org.junit.Assert.assertNull;
   9 import static org.junit.Assert.assertThat;
  10 import static org.junit.Assert.assertTrue;
  11
  12 import java.io.IOException;
  13
  14 import org.junit.After;
  15 import org.junit.Before;
  16 import org.junit.Rule;
  17 import org.junit.Test;
  18 import org.junit.rules.ExpectedException;
  19
  20 import dst.ass1.kv.ISessionManager;
  21 import dst.ass1.kv.ISessionManagerFactory;
  22 import dst.ass1.kv.RedisCleaner;
  23 import dst.ass1.kv.SessionNotFoundException;
  24 import dst.ass1.kv.impl.SessionManagerFactory;
  25
  26 public class Ass1_5_1Test {
  27
  28     @Rule
  29     public RedisCleaner redisRule = new RedisCleaner();
  30
  31     @Rule
  32     public ExpectedException expectedException = ExpectedException.none();
  33
  34     private ISessionManager sessionManager;
  35
  36     @Before
  37     public void setUp() {
  38         ISessionManagerFactory sessionManagerFactory = new SessionManagerFactory();
  39
  40         sessionManager = sessionManagerFactory.createSessionManager(redisRule.getProperties());
  41     }
  42
  43     @After
  44     public void tearDown() {
  45         sessionManager.close();
  46     }
  47
  48     @Test
  49     public void createSession_createsSessionId() throws Exception {
  50         String sessionId = sessionManager.createSession(1337L, 15000);
  51         assertNotNull(sessionId);
  52     }
  53
  54     @Test
  55     public void getAndSetSessionVariable_behavesCorrectly() throws Exception {
  56         String sessionId = sessionManager.createSession(1337L, 15000);
  57         sessionManager.setSessionVariable(sessionId, "f00", "bar");
  58         assertEquals("bar", sessionManager.getSessionVariable(sessionId, "f00"));
  59     }
  60
  61     @Test(expected = SessionNotFoundException.class)
  62     public void setSessionVariable_forNonExistingSession_throwsSessionNotFoundException() throws Exception {
  63         sessionManager.setSessionVariable("nonExistingSessionId", "f00", "bar");
  64     }
  65
  66     @Test(expected = SessionNotFoundException.class)
  67     public void getSessionVariable_forNonExistingSession_throwsSessionNotFoundException() throws Exception {
  68         sessionManager.getSessionVariable("nonExistingSessionId", "f00");
  69     }
  70
  71     @Test
  72     public void getSessionVariable_onNonExistingVariable_returnsNull() throws Exception {
  73         String sessionId = sessionManager.createSession(1337L, 15000);
  74         String value = sessionManager.getSessionVariable(sessionId, "f00");
  75         assertNull(value);
  76     }
  77
  78     @Test
  79     public void getUserId_returnsCorrectUserID() throws Exception {
  80         Long userId = 1337L;
  81         String sessionId = sessionManager.createSession(userId, 15000);
  82         assertEquals(userId, sessionManager.getUserId(sessionId));
  83     }
  84
  85     @Test(expected = SessionNotFoundException.class)
  86     public void getUserId_forNonExistingSession_throwsException() throws Exception {
  87         sessionManager.getUserId("nonExistingSessionId");
  88     }
  89
  90     @Test
  91     public void getTimeToLive_returnsCorrectValue() throws Exception {
  92         String sessionId = sessionManager.createSession(1337L, 60);
  93         int ttl = sessionManager.getTimeToLive(sessionId);
  94         assertThat(ttl, allOf(greaterThan(57), lessThan(61)));
  95     }
  96
  97     @Test
  98     public void getTimeToLive_afterExpiry_throwsSessionNotFoundException() throws Exception {
  99         String sessionId = sessionManager.createSession(1337L, 2);
 100         int ttl = sessionManager.getTimeToLive(sessionId);
 101         assertThat(ttl, greaterThan(0));
 102         Thread.sleep(3000);
 103
 104         expectedException.expect(SessionNotFoundException.class);
 105         sessionManager.getTimeToLive(sessionId);
 106     }
 107
 108     @Test(expected = SessionNotFoundException.class)
 109     public void getTimeToLive_forNonExistingSession_throwsSessionNotFoundException() throws Exception {
 110         sessionManager.getTimeToLive("nonExistingSessionId");
 111     }
 112
 113 }