#919 - io.ebean package initial

src/test/java/org/tests/query/TestQueryAlias.java

@@ -0,0 +1,65 @@
+package org.tests.query;
+
+import io.ebean.BaseTestCase;
+import io.ebean.Ebean;
+import io.ebean.Query;
+import org.tests.model.basic.CKeyParent;
+import org.tests.model.basic.ResetBasicData;
+import org.junit.Assert;
+import org.junit.Test;
+
+public class TestQueryAlias extends BaseTestCase {
+
+  @Test
+  public void testExists() {
+
+    ResetBasicData.reset();
+
+    Query<CKeyParent> sq = Ebean.createQuery(CKeyParent.class)
+      .select("id.oneKey").alias("st0")
+      .setAutoTune(false).where().query();
+
+    Query<CKeyParent> pq = Ebean.find(CKeyParent.class).alias("myt0").where().in("id.oneKey", sq).query();
+
+    pq.findList();
+
+    String sql = pq.getGeneratedSql();
+
+    // Without alias command is should be:
+    // select t0.one_key c0, t0.two_key c1, t0.name c2, t0.version c3, t0.assoc_id c4 from ckey_parent t0 where  (t0
+    // .one_key) in (select t0.one_key from ckey_parent t0)
+    // but with alias command SQL should look like this:
+    // select myt0.one_key c0, myt0.two_key c1, myt0.name c2, myt0.version c3, myt0.assoc_id c4 from ckey_parent myt0
+    // where  (myt0.one_key) in (select st0.one_key from ckey_parent st0)
+
+    Assert.assertTrue(sql.contains("ckey_parent myt0"));
+    Assert.assertTrue(sql.contains("(myt0.one_key) in (select st0.one_key from ckey_parent st0)"));
+  }
+
+  @Test
+  public void testNotExists() {
+
+    ResetBasicData.reset();
+
+    Query<CKeyParent> sq = Ebean.createQuery(CKeyParent.class)
+      .select("id.oneKey").alias("st0")
+      .setAutoTune(false).where().query();
+
+    Query<CKeyParent> pq = Ebean.find(CKeyParent.class).alias("myt0").where().notIn("id.oneKey", sq).query();
+
+    pq.findList();
+
+    String sql = pq.getGeneratedSql();
+
+    // Without alias command is should be:
+    // select t0.one_key c0, t0.two_key c1, t0.name c2, t0.version c3, t0.assoc_id c4 from ckey_parent t0 where  (t0
+    // .one_key) in (select t0.one_key from ckey_parent t0)
+    // but with alias command SQL should look like this:
+    // select myt0.one_key c0, myt0.two_key c1, myt0.name c2, myt0.version c3, myt0.assoc_id c4 from ckey_parent myt0
+    // where  (myt0.one_key) in (select st0.one_key from ckey_parent st0)
+
+    Assert.assertTrue(sql.contains("ckey_parent myt0"));
+    Assert.assertTrue(sql.contains("(myt0.one_key) not in (select st0.one_key from ckey_parent st0)"));
+  }
+
+}