From ce6d6269cdde806f1b728300ba4914e5fb67f75d Mon Sep 17 00:00:00 2001
From: AWoelfel <alexander.woelfel@outlook.com>
Date: Thu, 8 Jun 2017 15:07:32 +0200
Subject: [PATCH] Step to reproduce reset of dirty flag on L2 cached entities
 after lazy load

---
 .../cache/TestL2DirtyFlagOnLazyLoad.java      | 57 +++++++++++++++++++
 .../basic/L2CachedLazyDirtFlagResetBean.java  | 51 +++++++++++++++++
 .../L2CachedLazyDirtFlagResetBeanChild.java   | 23 ++++++++
 3 files changed, 131 insertions(+)
 create mode 100644 src/test/java/org/tests/cache/TestL2DirtyFlagOnLazyLoad.java
 create mode 100644 src/test/java/org/tests/model/basic/L2CachedLazyDirtFlagResetBean.java
 create mode 100644 src/test/java/org/tests/model/basic/L2CachedLazyDirtFlagResetBeanChild.java

diff --git a/src/test/java/org/tests/cache/TestL2DirtyFlagOnLazyLoad.java b/src/test/java/org/tests/cache/TestL2DirtyFlagOnLazyLoad.java
new file mode 100644
index 000000000..7eb933dc4
--- /dev/null
+++ b/src/test/java/org/tests/cache/TestL2DirtyFlagOnLazyLoad.java
@@ -0,0 +1,57 @@
+package org.tests.cache;
+
+import org.tests.model.basic.L2CachedLazyDirtFlagResetBean;
+import io.ebean.BaseTestCase;
+import io.ebean.Ebean;
+import io.ebean.Transaction;
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+
+public class TestL2DirtyFlagOnLazyLoad extends BaseTestCase {
+
+  @Test
+  public void dirtyFlag_reset_after_lazy() {
+
+    //PREPARE
+    Transaction tx0 = Ebean.beginTransaction();
+      L2CachedLazyDirtFlagResetBean bean = new L2CachedLazyDirtFlagResetBean();
+      bean.setName("findById");
+      Ebean.save(bean);
+      //bean.save();
+    tx0.commit();
+
+    // clearAll() caches via the ServerCacheManager ...
+    // Clear all the caches on the default/primary EbeanServer
+    server().getServerCacheManager().clearAll();
+
+    //TEST
+    Transaction tx1 = Ebean.beginTransaction();
+      // load (and dont touch any related entity)
+      L2CachedLazyDirtFlagResetBean bean1 = Ebean.find(L2CachedLazyDirtFlagResetBean.class, bean.getId());
+    tx1.commit();
+
+
+    Transaction tx2 = Ebean.beginTransaction();
+      // load (and modify)
+
+      L2CachedLazyDirtFlagResetBean bean2 = Ebean.find(L2CachedLazyDirtFlagResetBean.class, bean.getId());
+      assertNotNull(bean2);
+      assertEquals("findById", bean2.getName());
+      bean2.setName("something");
+      bean2.someRichObjectMethod();
+
+      Ebean.update(bean2);
+    tx2.commit();
+
+    Transaction tx3 = Ebean.beginTransaction();
+      // validation
+
+      L2CachedLazyDirtFlagResetBean bean3 = Ebean.find(L2CachedLazyDirtFlagResetBean.class, bean.getId());
+      assertEquals("something", bean3.getName());
+
+    tx3.rollback();
+
+  }
+}
diff --git a/src/test/java/org/tests/model/basic/L2CachedLazyDirtFlagResetBean.java b/src/test/java/org/tests/model/basic/L2CachedLazyDirtFlagResetBean.java
new file mode 100644
index 000000000..582f77300
--- /dev/null
+++ b/src/test/java/org/tests/model/basic/L2CachedLazyDirtFlagResetBean.java
@@ -0,0 +1,51 @@
+package org.tests.model.basic;
+
+import io.ebean.annotation.Cache;
+import javax.persistence.*;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Cached bean for testing caching implementation.
+ */
+@Cache
+@Entity
+@Table(name = "l2_cached_lazy_dirt_flag_reset_bean")
+public class L2CachedLazyDirtFlagResetBean {
+
+  public Long getId() {
+    return id;
+  }
+
+  @Id
+  Long id;
+
+  String name;
+
+  public List<L2CachedLazyDirtFlagResetBeanChild> getChildren() {
+    return children;
+  }
+
+  @OneToMany(cascade = CascadeType.ALL, mappedBy = "parent")
+  List<L2CachedLazyDirtFlagResetBeanChild> children;
+
+  public String getName() {
+    return name;
+  }
+
+  public void setName(String name) {
+    this.name = name;
+  }
+
+  public List<Long> someRichObjectMethod() {
+    List<Long> result = new ArrayList<Long>();
+    if(this.children != null) {
+      for (L2CachedLazyDirtFlagResetBeanChild relation : this.children) {
+        result.add(relation.getId());
+      }
+    }
+    return result;
+  }
+
+
+}
diff --git a/src/test/java/org/tests/model/basic/L2CachedLazyDirtFlagResetBeanChild.java b/src/test/java/org/tests/model/basic/L2CachedLazyDirtFlagResetBeanChild.java
new file mode 100644
index 000000000..664263848
--- /dev/null
+++ b/src/test/java/org/tests/model/basic/L2CachedLazyDirtFlagResetBeanChild.java
@@ -0,0 +1,23 @@
+package org.tests.model.basic;
+
+import javax.persistence.*;
+
+@Entity
+@Table(name = "l2_cached_lazy_dirt_flag_reset_bean_child")
+public class L2CachedLazyDirtFlagResetBeanChild {
+
+  @Id
+  Long id;
+
+  @ManyToOne
+  @Column(nullable = false)
+  L2CachedLazyDirtFlagResetBean parent;
+
+  public Long getId() {
+    return id;
+  }
+
+  public void setId(Long id) {
+    this.id = id;
+  }
+}