1 files changed, 42 insertions, 0 deletions
diff --git a/catalog-dao/src/test/java/org/openecomp/sdc/be/utils/JsonTester.java b/catalog-dao/src/test/java/org/openecomp/sdc/be/utils/JsonTester.java
new file mode 100644
index 0000000000..4f1b2f24bc
--- /dev/null
+++ b/catalog-dao/src/test/java/org/openecomp/sdc/be/utils/JsonTester.java
@@ -0,0 +1,42 @@
+package org.openecomp.sdc.be.utils;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.type.MapType;
+import com.fasterxml.jackson.databind.type.TypeFactory;
+
+import java.util.Map;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.openecomp.sdc.be.utils.FixtureHelpers.fixture;
+
+public class JsonTester {
+    private static final ObjectMapper MAPPER = new ObjectMapper();
+
+    public JsonTester() {
+
+    }
+
+    public static <T> void testJson(T object, String fixturePath) throws Exception {
+        testJson(object, fixturePath, MAPPER);
+    }
+
+    @SuppressWarnings("unchecked")
+    public static <T> void testJson(T object, String fixturePath, ObjectMapper mapper) throws Exception {
+        T expectedObject = (T) mapper.readValue(fixture(fixturePath), object.getClass());
+        String expectedJson = mapper.writeValueAsString(expectedObject);
+        String actualJson = mapper.writeValueAsString(object);
+
+        assertThat(actualJson).isEqualTo(expectedJson);
+    }
+
+    @SuppressWarnings("unchecked")
+    public static <T> void testJsonMap(Map<String, T> map, Class<T> valueClass, String fixturePath, ObjectMapper mapper) throws Exception {
+        MapType mapType = TypeFactory.defaultInstance().constructMapType(Map.class, String.class, valueClass);
+        Map<String, T> expectedObject = mapper.readValue(fixture(fixturePath), mapType);
+        String expectedJson = mapper.writeValueAsString(expectedObject);
+
+        String actualJson = mapper.writeValueAsString(map);
+
+        assertThat(actualJson).isEqualTo(expectedJson);
+    }
+}
+\ No newline at end of file