1 files changed, 86 insertions, 0 deletions

diff --git a/prh-app-server/src/test/java/org/onap/dcaegen2/services/bootstrap/CbsJsonToPropertyMapConverterTest.java b/prh-app-server/src/test/java/org/onap/dcaegen2/services/bootstrap/CbsJsonToPropertyMapConverterTest.java
new file mode 100644
index 00000000..da9a0008
--- /dev/null
+++ b/prh-app-server/src/test/java/org/onap/dcaegen2/services/bootstrap/CbsJsonToPropertyMapConverterTest.java
@@ -0,0 +1,86 @@
+/*
+ * ============LICENSE_START=======================================================
+ * PNF-REGISTRATION-HANDLER
+ * ================================================================================
+ * Copyright (C) 2019 NOKIA Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.dcaegen2.services.bootstrap;
+
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParser;
+import org.assertj.core.api.Condition;
+import org.junit.jupiter.api.Test;
+
+import java.util.Map;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+
+class CbsJsonToPropertyMapConverterTest {
+
+    private static final JsonObject SOME_JSON_FROM_CBS = asJsonObject(
+            "{\n" +
+            "  \"config\": {\n" +
+            "    \"someStringProp\": \"foo\",\n" +
+            "    \"someNumericalProp\": 123,\n" +
+            "    \"someBooleanProp\": true,\n" +
+            "    \"someObjectProp\": {\n" +
+            "      \"bar\": \"baz\"\n" +
+            "    }\n" +
+            "  }\n" +
+            "}"
+    );
+
+    private CbsJsonToPropertyMapConverter cbsJsonToPropertyMapConverter = new CbsJsonToPropertyMapConverter();
+
+    @Test
+    void shouldExtractPrimitivePropertiesToSimpleJavaTypes() {
+        Map<String, Object> map = cbsJsonToPropertyMapConverter.convertToMap(SOME_JSON_FROM_CBS);
+
+        assertThat(map).containsEntry("someStringProp", "foo");
+        assertThat(map).containsEntry("someNumericalProp", 123L);
+        assertThat(map).containsEntry("someBooleanProp", true);
+
+    }
+
+    @Test
+    void shouldLeaveComplexPropertiesAsJsonTypes() {
+        Map<String, Object> map = cbsJsonToPropertyMapConverter.convertToMap(SOME_JSON_FROM_CBS);
+
+        assertThat(map).hasEntrySatisfying("someObjectProp", hasClass(JsonObject.class));
+    }
+
+    @Test
+    void shouldProduceDescriptiveExceptionInCaseExpectedRootElementInCbsJsonIsMissing() {
+        assertThatThrownBy(() -> cbsJsonToPropertyMapConverter.convertToMap(asJsonObject("{}")))
+                .isInstanceOf(IllegalArgumentException.class)
+                .hasMessage("Missing expected 'config' property in json from CBS.");
+    }
+
+
+    private static JsonObject asJsonObject(String jsonString) {
+        return new JsonParser().parse(jsonString).getAsJsonObject();
+    }
+
+    private static Condition<Object> hasClass(Class clazz) {
+        return new Condition<Object>(clazz.getCanonicalName()){
+            public boolean matches(Object value) {
+                return value.getClass().equals(clazz);
+            }
+        };
+    }
+}
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