Refactor move tests from ebean-core to ebean-test

ebean-test/src/test/java/org/tests/basic/TestDeleteCascadingOneToMany.java

@@ -0,0 +1,63 @@
+package org.tests.basic;
+
+import io.ebean.BaseTestCase;
+import io.ebean.DB;
+import org.junit.jupiter.api.Test;
+import org.tests.model.basic.Article;
+import org.tests.model.basic.Section;
+import org.tests.model.basic.SubSection;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+public class TestDeleteCascadingOneToMany extends BaseTestCase {
+
+  @Test
+  public void testDeleteCascadingOneToMany() {
+    Section s0 = new Section("some content");
+    Article a0 = new Article("art1", "auth1");
+    a0.addSection(s0);
+
+    DB.save(a0);
+    DB.delete(a0);
+  }
+
+  @Test
+  public void l2cache_updateBeanOnly_expect_doesNotUpdateManyIds() {
+
+    // setup, create our graph - Bean -> OneToMany -> OneToMany
+    Section s0 = new Section("c0");
+    s0.getSubSections().add(new SubSection("sub0"));
+    Article a0 = new Article("a2", "a2");
+    a0.getSections().add(s0);
+    DB.save(a0);
+
+    // load into l2 bean cache
+    final Article bean0 = DB.find(Article.class, a0.getId());
+    for (Section section : bean0.getSections()) {
+      section.getSubSections().size(); // ensure the collections are loaded into l2 cache
+    }
+
+    // mutate the manyIds associated with the bean
+    final Article bean1 = DB.find(Article.class, a0.getId());
+    final Section section1 = bean1.getSections().get(0);
+    section1.getSubSections().clear(); // orphan remove will delete sub0 - this is cause of EntityNotFoundException: Bean not found during lazy load or refresh
+    section1.getSubSections().add(new SubSection("sub-replacement"));
+    DB.save(bean1);
+
+    bean0.setName("a2mod");
+    // save bean but we have not mutated the collections
+    // should NOT update the l2 manyIds (Bug will PUT the original manyIds into l2 COLL cache)
+    DB.save(bean0);
+
+    // fetch again hitting l2 cache
+    final Article beanLast = DB.find(Article.class, a0.getId());
+
+    // invoke lazy loading - hits l2 cache and get the expected result
+    for (Section section : beanLast.getSections()) {
+      for (SubSection subSection : section.getSubSections()) {
+        assertThat(subSection.getTitle()).isEqualTo("sub-replacement");
+      }
+    }
+  }
+
+}