1 files changed, 151 insertions, 0 deletions
diff --git a/src/test/java/org/onap/dcae/controller/ConfigCBSSourceTest.java b/src/test/java/org/onap/dcae/controller/ConfigCBSSourceTest.java
new file mode 100644
index 00000000..336788a9
--- /dev/null
+++ b/src/test/java/org/onap/dcae/controller/ConfigCBSSourceTest.java
@@ -0,0 +1,151 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * org.onap.dcaegen2.collectors.ves
+ * ================================================================================
+ * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * 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.dcae.controller;
+
+import static com.github.tomakehurst.wiremock.client.WireMock.aResponse;
+import static com.github.tomakehurst.wiremock.client.WireMock.get;
+import static com.github.tomakehurst.wiremock.client.WireMock.stubFor;
+import static com.github.tomakehurst.wiremock.client.WireMock.urlEqualTo;
+import static org.assertj.core.api.Java6Assertions.assertThat;
+import static org.onap.dcae.TestingUtilities.assertFailureHasInfo;
+import static org.onap.dcae.controller.ConfigSource.getAppConfig;
+
+import io.vavr.control.Try;
+import org.json.JSONObject;
+import org.junit.Test;
+import org.onap.dcae.WiremockBasedTest;
+
+public class ConfigCBSSourceTest extends WiremockBasedTest {
+
+    @Test
+    public void shouldReturnValidAppConfiguration() {
+        // given
+        String sampleConfigForVES = "{\"collector.port\": 8080}";
+
+        stubConsulToReturnLocalAddressOfCBS();
+        stubCBSToReturnAppConfig(sampleConfigForVES);
+
+        // when
+        Try<JSONObject> actual = tryToGetConfig();
+
+        // then
+        assertThat(actual.get().toString()).isEqualTo(new JSONObject(sampleConfigForVES).toString());
+    }
+
+    @Test
+    public void shouldReturnFailureOnFailureToCommunicateWithConsul() {
+        // given
+        stubFor(get(urlEqualTo("/v1/catalog/service/CBSName"))
+            .willReturn(aResponse().withStatus(400)));
+
+        // when
+        Try<JSONObject> actual = tryToGetConfig();
+
+        // then
+        assertFailureHasInfo(actual, "HTTP", "Consul", "400",
+            "http://localhost:" + wireMockRule.port() + "/v1/catalog/service/CBSName");
+    }
+
+    @Test
+    public void shouldReturnFailureOnBadJsonFromConsul() {
+        // given
+        stubFor(get(urlEqualTo("/v1/catalog/service/CBSName"))
+            .willReturn(aResponse().withStatus(200).withBody("[{")));
+
+        // when
+        Try<JSONObject> actual = tryToGetConfig();
+
+        // then
+        assertFailureHasInfo(actual, "JSON", "array", "[{");
+    }
+
+    @Test
+    public void shouldReturnFailureOnInvalidCatalogFormat() {
+        // given
+        String notAListCatalog = ""
+            + "{"
+            + "\"ServiceAddress\":\"http://localhost\","
+            + "\"ServicePort\":" + wireMockRule.port()
+            + "}";
+
+        stubFor(get(urlEqualTo("/v1/catalog/service/CBSName"))
+            .willReturn(aResponse().withStatus(200).withBody(notAListCatalog)));
+
+        // when
+        Try<JSONObject> actual = tryToGetConfig();
+
+        // then
+        assertFailureHasInfo(actual, "JSON", "array", notAListCatalog);
+    }
+
+
+    @Test
+    public void shouldReturnFailureIfConfigIsMissingRequiredProperties() {
+        // given
+        String actualConf = "{\"ServicePort\":" + wireMockRule.port() + "}";
+        String asCatalog = "[" + actualConf + "]";
+
+        stubFor(get(urlEqualTo("/v1/catalog/service/CBSName"))
+            .willReturn(aResponse().withStatus(200).withBody(asCatalog)));
+
+        // when
+        Try<JSONObject> actual = tryToGetConfig();
+
+        // then
+        assertFailureHasInfo(actual, "ServiceAddress", "ServicePort", "missing", actualConf);
+    }
+
+
+    @Test
+    public void shouldReturnFailureOnFailureToCommunicateWithCBS() {
+        // given
+        stubFor(get(urlEqualTo("/v1/catalog/service/CBSName"))
+            .willReturn(aResponse().withStatus(200).withBody(validLocalCBSConf())));
+        stubFor(get(urlEqualTo("/service_component/VESCollector"))
+            .willReturn(aResponse().withStatus(400)));
+
+        // when
+        Try<JSONObject> actual = tryToGetConfig();
+
+        // then
+        assertFailureHasInfo(actual, "HTTP", "CBS", "400",
+            "http://localhost:" + wireMockRule.port() + "/service_component/VESCollector");
+    }
+
+    @Test
+    public void shouldReturnFailureIfAppIsInvalidJsonDocument() {
+        // given
+        String invalidAppConf = "[$";
+        stubConsulToReturnLocalAddressOfCBS();
+        stubCBSToReturnAppConfig(invalidAppConf);
+
+        // when
+        Try<JSONObject> actual = tryToGetConfig();
+
+        // then
+        assertFailureHasInfo(actual, "JSON", "document", invalidAppConf);
+    }
+
+    private Try<JSONObject> tryToGetConfig() {
+        return getAppConfig(new EnvProps("http://localhost", wireMockRule.port(), "CBSName", "VESCollector"));
+    }
+}
+