#919 - io.ebean package initial

src/test/java/org/tests/cache/TestExternalNotification.java

@@ -0,0 +1,76 @@
+package org.tests.cache;
+
+import io.ebean.BaseTestCase;
+import io.ebean.Ebean;
+import io.ebean.SqlUpdate;
+import io.ebean.cache.ServerCache;
+import io.ebean.cache.ServerCacheManager;
+import org.tests.model.basic.Country;
+import org.tests.model.basic.ResetBasicData;
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+public class TestExternalNotification extends BaseTestCase {
+
+  @Test
+  public void testNotify() {
+
+    ResetBasicData.reset();
+
+    loadCountryCache();
+
+    ServerCache countryCache = Ebean.getServerCacheManager().getBeanCache(Country.class);
+
+    assertTrue(countryCache.size() > 0);
+
+    // inserts don't remove from bean cache
+    Ebean.externalModification("o_country", true, false, false);
+    assertTrue(countryCache.size() > 0);
+
+    // updates flush cache
+    Ebean.externalModification("o_country", false, true, false);
+    assertEquals(0, countryCache.size());
+
+    loadCountryCache();
+    assertTrue(countryCache.size() > 0);
+
+    // deletes flush cache
+    Ebean.externalModification("o_country", false, false, true);
+    assertEquals(0, countryCache.size());
+
+    loadCountryCache();
+    assertTrue(countryCache.size() > 0);
+
+    ServerCacheManager serverCacheManager = Ebean.getServerCacheManager();
+    serverCacheManager.clearAll();
+    assertEquals(0, countryCache.size());
+
+    loadCountryCache();
+    assertTrue(countryCache.size() > 0);
+
+    Ebean.getServerCacheManager().clear(Country.class);
+    assertEquals(0, countryCache.size());
+
+    loadCountryCache();
+    int cacheSize = countryCache.size();
+    assertTrue("cacheSize: " + cacheSize, cacheSize > 0);
+
+    SqlUpdate sqlUpdate = Ebean
+      .createSqlUpdate("update o_country set name = :name where code = :code");
+    sqlUpdate.setParameter("name", "Aotearoa");
+    sqlUpdate.setParameter("code", "NZ");
+
+    // this should just clear the entire country cache
+    int rows = sqlUpdate.execute();
+    assertEquals(1, rows);
+    assertEquals(0, countryCache.size());
+
+    // set it back...
+    sqlUpdate.setParameter("name", "New Zealand");
+    sqlUpdate.setParameter("code", "NZ");
+    rows = sqlUpdate.execute();
+    assertEquals(1, rows);
+  }
+}