Added /health/group endpoint for custom checks

Signed-off-by: Prashanth G <pgunapal@ca.ibm.com>

spec/src/main/asciidoc/protocol-wireformat.adoc

@@ -190,6 +190,12 @@ Aspects regarding the secure access of health check information.
 | Custom with given name
 | See Appendix B
 
+| /health/group
+| GET
+| 200, 500, 503
+| All custom groups
+| See Appendix B
+
 | /health
 | GET
 | 200, 500, 503
@@ -215,6 +221,7 @@ The following table gives valid health check responses for all kinds of health c
 | /health/live
   /health/ready
   /health/group/{name}
+  /health/group
   /health
 | 200
 | Yes
@@ -224,6 +231,7 @@ The following table gives valid health check responses for all kinds of health c
 | /health/live
   /health/ready
   /health/group/{name}
+  /health/group
   /health
 | 200
 | Yes
@@ -233,6 +241,7 @@ The following table gives valid health check responses for all kinds of health c
 | /health/live
   /health/ready
   /health/group/{name}
+  /health/group
   /health
 | 503
 | Yes
@@ -242,6 +251,7 @@ The following table gives valid health check responses for all kinds of health c
 | /health/live
   /health/ready
   /health/group/{name}
+  /health/group
   /health
 | 503
 | Yes
@@ -251,6 +261,7 @@ The following table gives valid health check responses for all kinds of health c
 | /health/live
   /health/ready
   /health/group/{name}
+  /health/group
   /health
 | 500
 | No

tck/src/main/java/org/eclipse/microprofile/health/tck/AllCustomFailedTest.java

@@ -0,0 +1,85 @@
+/*
+ * Copyright (c) 2020 Contributors to the Eclipse Foundation
+ *
+ * See the NOTICES file(s) distributed with this work for additional
+ * information regarding copyright ownership.
+ *
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ */
+
+package org.eclipse.microprofile.health.tck;
+
+import javax.json.JsonArray;
+import javax.json.JsonObject;
+
+
+import org.eclipse.microprofile.health.tck.deployment.FailedCustom;
+import org.eclipse.microprofile.health.tck.deployment.SuccessfulCustom;
+import org.jboss.arquillian.container.test.api.Deployment;
+import org.jboss.arquillian.container.test.api.RunAsClient;
+import org.jboss.shrinkwrap.api.Archive;
+import org.testng.Assert;
+import org.testng.annotations.Test;
+
+import static org.eclipse.microprofile.health.tck.DeploymentUtils.createWarFileWithClasses;
+
+/**
+ * @author Prashanth Gunapalasingam
+ */
+public class AllCustomFailedTest extends TCKBase {
+
+    @Deployment
+    public static Archive getDeployment() {
+        return createWarFileWithClasses(AllCustomFailedTest.class.getSimpleName(),
+                                        FailedCustom.class, SuccessfulCustom.class);
+    }
+
+    /**
+     * Verifies the custom health integration with CDI at the scope of a server runtime, by retrieving all the custom checks.
+     */
+    @Test
+    @RunAsClient
+    public void testFailureResponsePayload() {
+        Response response = getUrlAllCustomHealthContents();
+
+        // status code
+        Assert.assertEquals(response.getStatus(),503);
+
+        JsonObject json = readJson(response);
+
+        // response size
+        JsonArray checks = json.getJsonArray("checks");
+        Assert.assertEquals(checks.size(), 2, "Expected two check responses");
+
+        for (JsonObject check : checks.getValuesAs(JsonObject.class)) {
+            String id = check.getString("name");
+            switch (id) {
+                case "successful-check":
+                    verifySuccessStatus(check);
+                    break;
+                case "failed-check":
+                    verifyFailureStatus(check);
+                    break;
+                default:
+                   Assert.fail("Unexpected response payload structure");
+            }
+        }
+
+        assertOverallFailure(json);
+    }
+
+}
+

tck/src/main/java/org/eclipse/microprofile/health/tck/TCKBase.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017 Contributors to the Eclipse Foundation
+ * Copyright (c) 2017-2020 Contributors to the Eclipse Foundation
  *
  * See the NOTICES file(s) distributed with this work for additional
  * information regarding copyright ownership.
@@ -65,6 +65,10 @@ public void beforeMethod(Method method) {
     Response getUrlHealthContents() {
         return getUrlContents(this.uri + "/health", false);
     }
+
+    Response getUrlAllCustomHealthContents() {
+        return getUrlContents(this.uri + "/health/group", false);
+    }
 
     Response getUrlCustomHealthContents(String name) {
         return getUrlContents(this.uri + "/health/group/" + name , false);