From fa8afc9fbf575cdeb9a0ad755584e18671bbb0dd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ren=C3=A9=20Pfeuffer?= <rene.pfeuffer@cloudogu.com>
Date: Thu, 30 Apr 2020 14:59:05 +0200
Subject: [PATCH] Add simple test util to verify serializability

---
 .../scm/store/SerializationTestUtil.java      | 52 +++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 scm-test/src/main/java/sonia/scm/store/SerializationTestUtil.java

diff --git a/scm-test/src/main/java/sonia/scm/store/SerializationTestUtil.java b/scm-test/src/main/java/sonia/scm/store/SerializationTestUtil.java
new file mode 100644
index 0000000000..84c1fe202c
--- /dev/null
+++ b/scm-test/src/main/java/sonia/scm/store/SerializationTestUtil.java
@@ -0,0 +1,52 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2020-present Cloudogu GmbH and Contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package sonia.scm.store;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import javax.xml.bind.JAXB;
+import java.io.StringReader;
+import java.io.StringWriter;
+
+public class SerializationTestUtil {
+
+  static <T> T toAndFromJson(Class<T> clazz, T input) throws JsonProcessingException {
+    final ObjectMapper objectMapper = new ObjectMapper();
+    final String json = objectMapper.writeValueAsString(input);
+    return objectMapper.readValue(json, clazz);
+  }
+
+  static <T> T toAndFromXml(Class<T> clazz, T input) {
+    final StringWriter xmlWriter = new StringWriter();
+    JAXB.marshal(input, xmlWriter);
+    final StringReader xmlReader = new StringReader(xmlWriter.toString());
+    return JAXB.unmarshal(xmlReader, clazz);
+  }
+
+  static <T> T toAndFromJsonAndXml(Class<T> clazz, T input) throws JsonProcessingException {
+    return toAndFromXml(clazz, toAndFromJson(clazz, input));
+  }
+}