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/*
* ============LICENSE_START=======================================================
* PNF-REGISTRATION-HANDLER
* ================================================================================
* Copyright (C) 2018 Nokia. 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.integration.simulators.nfsimulator.vesclient.simulator;
import com.google.gson.Gson;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import org.assertj.core.api.AssertionsForInterfaceTypes;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
class TemplatePatcherTest {
private static final String TEMPLATE_JSON = "{\n"
+ " \"event\": {\n"
+ " \"commonEventHeader\": {\n"
+ " \"domain\": \"measurementsForVfScaling\"\n"
+ " },\n"
+ " \"measurementsForVfScalingFields\": {\n"
+ " \"measurementsForVfSclaingFieldsVersion\": 2.0,\n"
+ " \"additionalMeasurements\": {\n"
+ " \"name\": \"licenseUsage\",\n"
+ " \"extraFields\": {\n"
+ " \"name\": \"G711AudioPort\",\n"
+ " \"value\": \"1\"\n"
+ " }\n"
+ " }\n"
+ " }\n"
+ " }\n"
+ "}";
private TemplatePatcher templatePatcher;
private Gson gson = new Gson();
private JsonObject templateJson;
@BeforeEach
void setUp() {
templatePatcher = new TemplatePatcher();
templateJson = gson.fromJson(TEMPLATE_JSON, JsonObject.class);
}
@Test
void shouldReplaceJsonElementsInTemplate() {
//given
String patchJsonString = "{\n"
+ " \"event\": {\n"
+ " \"commonEventHeader\": {\n"
+ " \"domain\": \"newDomain\"\n"
+ " }\n"
+ " }\n"
+ "}";
JsonObject patchJson = gson.fromJson(patchJsonString, JsonObject.class);
//when
JsonObject requestJson = templatePatcher.mergeTemplateWithPatch(templateJson, patchJson);
//then
String newDomain = requestJson
.get("event").getAsJsonObject()
.get("commonEventHeader").getAsJsonObject()
.get("domain").getAsString();
assertThat(newDomain).isEqualTo("newDomain");
}
@Test
void shouldAddWholeJsonObjectToTemplateWhenItFinished() {
//given
String patchJsonString =
"{\n"
+ " \"event\": {\n"
+ " \"commonEventHeader\": {\n"
+ " \"domain\": {\n"
+ " \"extraFields\": {\n"
+ " \"name\": \"G711AudioPort\",\n"
+ " \"value\": \"1\"\n"
+ " }\n"
+ " }\n"
+ " }\n"
+ " }\n"
+ "}";
JsonObject patchJson = gson.fromJson(patchJsonString, JsonObject.class);
//when
JsonObject requestJson = templatePatcher.mergeTemplateWithPatch(templateJson, patchJson);
//then
JsonElement newDomain = requestJson
.get("event").getAsJsonObject()
.get("commonEventHeader").getAsJsonObject()
.get("domain");
assertThat(newDomain.isJsonObject()).isTrue();
JsonObject newDomainJsonObject = newDomain.getAsJsonObject();
AssertionsForInterfaceTypes.assertThat(newDomainJsonObject.keySet()).containsExactly("extraFields");
JsonObject newDomainExtraFields = newDomainJsonObject.get("extraFields").getAsJsonObject();
AssertionsForInterfaceTypes.assertThat(newDomainExtraFields.keySet()).containsExactly("name", "value");
}
@Test
void shouldReplaceJsonObjectWithJsonElementFromPatch() {
//given
String patchJsonString = "{ \"event\": \"test\" }";
JsonObject patchJson = gson.fromJson(patchJsonString, JsonObject.class);
//when
JsonObject requestJson = templatePatcher.mergeTemplateWithPatch(templateJson, patchJson);
//then
assertThat(requestJson.get("event").isJsonObject()).isFalse();
assertThat(requestJson.get("event").getAsString()).isEqualTo("test");
}
@Test
void shouldAddNewKeyIfPatchHasItAndTempleteDoesnt() {
//given
String patchJsonString = "{ \"newTestKey\": { \"newTestKeyChild\":\"newTestValue\" }}";
JsonObject patchJson = gson.fromJson(patchJsonString, JsonObject.class);
//when
JsonObject requestJson = templatePatcher.mergeTemplateWithPatch(templateJson, patchJson);
//then
assertThat(requestJson.get("event").isJsonObject()).isTrue();
assertThat(requestJson.get("newTestKey").isJsonObject()).isTrue();
JsonObject newTestKey = requestJson.get("newTestKey").getAsJsonObject();
AssertionsForInterfaceTypes.assertThat(newTestKey.keySet()).containsExactly("newTestKeyChild");
assertThat(newTestKey.get("newTestKeyChild").getAsString()).isEqualTo("newTestValue");
}
@Test
void shouldNotChangeInputTemplateParam() {
//given
String patchJsonString = "{ \"newTestKey\": { \"newTestKeyChild\":\"newTestValue\" }}";
JsonObject patchJson = gson.fromJson(patchJsonString, JsonObject.class);
//when
templatePatcher.mergeTemplateWithPatch(templateJson, patchJson);
//then
assertThat(templateJson).isEqualTo(gson.fromJson(TEMPLATE_JSON, JsonObject.class));
}
}
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