Refactor move tests from ebean-core to ebean-test

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

@@ -0,0 +1,38 @@
+package org.tests.basic;
+
+import io.ebean.BaseTestCase;
+import io.ebean.DB;
+import org.tests.model.basic.PersistentFile;
+import org.tests.model.basic.PersistentFileContent;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+
+public class TestSaveDeleteOneToOne extends BaseTestCase {
+
+  @Test
+  public void testCreateDeletePersistentFile() {
+    PersistentFile persistentFile = new PersistentFile("test.txt",
+      new PersistentFileContent("test".getBytes()));
+
+    DB.save(persistentFile);
+    DB.delete(persistentFile);
+  }
+
+  @Test
+  public void testCreateLoadDeletePersistentFile() {
+    PersistentFile persistentFile = new PersistentFile("test.txt",
+      new PersistentFileContent("test".getBytes()));
+
+    DB.save(persistentFile);
+
+    persistentFile = DB.find(PersistentFile.class, persistentFile.getId());
+
+    PersistentFileContent persistentFileContent = persistentFile.getPersistentFileContent();
+
+    assertNotNull(persistentFileContent);
+    assertNotNull(persistentFileContent.getContent());
+
+    DB.delete(persistentFile);
+  }
+}