#410 - Require findPagedList() query to specify an order by clause - throw exception if no order by supplied

src/test/java/com/avaje/tests/query/TestAddOrderByWithFirstRowsMaxRows.java

@@ -0,0 +1,110 @@
+package com.avaje.tests.query;
+
+import com.avaje.ebean.BaseTestCase;
+import com.avaje.ebean.Ebean;
+import com.avaje.ebean.PagedList;
+import com.avaje.tests.model.basic.Order;
+import com.avaje.tests.model.basic.ResetBasicData;
+import org.avaje.ebeantest.LoggedSqlCollector;
+import org.junit.Test;
+
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Ebean adds order by clause if none provided when using both first rows and max rows.
+ */
+public class TestAddOrderByWithFirstRowsMaxRows extends BaseTestCase {
+
+  @Test
+  public void test_firstRows() {
+
+    ResetBasicData.reset();
+
+    LoggedSqlCollector.start();
+
+    Ebean.find(Order.class)
+        .setFirstRow(3)
+        .orderBy().asc("id")
+        .findList();
+
+    List<String> loggedSql = LoggedSqlCollector.stop();
+
+    assertThat(loggedSql).hasSize(1);
+    assertThat(loggedSql.get(0)).contains("order by t0.id");
+  }
+
+
+  @Test
+  public void test_maxRows() {
+
+    ResetBasicData.reset();
+
+    LoggedSqlCollector.start();
+
+    Ebean.find(Order.class)
+        .setMaxRows(10)
+        .findList();
+
+    List<String> loggedSql = LoggedSqlCollector.stop();
+
+    assertThat(loggedSql).hasSize(1);
+  }
+
+
+  @Test
+  public void test_firstRowsMaxRows() {
+
+    ResetBasicData.reset();
+
+    LoggedSqlCollector.start();
+
+    Ebean.find(Order.class)
+        .setFirstRow(3)
+        .setMaxRows(10)
+        .orderBy().asc("id")
+        .findList();
+
+    List<String> loggedSql = LoggedSqlCollector.stop();
+
+    assertThat(loggedSql).hasSize(1);
+    assertThat(loggedSql.get(0)).contains("order by t0.id");
+  }
+
+  @Test
+  public void test_pagingOne() {
+
+    ResetBasicData.reset();
+
+    LoggedSqlCollector.start();
+
+    PagedList<Order> pagedList =
+        Ebean.find(Order.class)
+        .findPagedList(0, 10);
+
+    pagedList.getList();
+
+    List<String> loggedSql = LoggedSqlCollector.stop();
+
+    assertThat(loggedSql).hasSize(1);
+    assertThat(loggedSql.get(0)).contains("order by t0.id");
+  }
+
+  @Test
+  public void test_pagingTwo() {
+
+    ResetBasicData.reset();
+
+    LoggedSqlCollector.start();
+
+    Ebean.find(Order.class)
+        .findPagedList(1, 10)
+        .getList();
+
+    List<String> loggedSql = LoggedSqlCollector.stop();
+
+    assertThat(loggedSql).hasSize(1);
+    assertThat(loggedSql.get(0)).contains("order by t0.id");
+  }
+}