Add test case to verify continue loop improvement added to Foreach me…

…diator
wso2 · May 8, 2024 · 5f13843 · 5f13843
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diff --git a/...ches/src/test/java/org/wso2/carbon/esb/mediators/foreach/ForEachContinueLoopTestCase.java b/...ches/src/test/java/org/wso2/carbon/esb/mediators/foreach/ForEachContinueLoopTestCase.java
@@ -0,0 +1,129 @@
+/*
+ *  Copyright (c) 2024, WSO2 LLC. (http://www.wso2.org) All Rights Reserved.
+ *
+ *  WSO2 LLC. licenses this file to you 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.
+ */
+
+package org.wso2.carbon.esb.mediators.foreach;
+
+import org.testng.Assert;
+import org.testng.annotations.AfterClass;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+import org.wso2.carbon.automation.test.utils.http.client.HttpRequestUtil;
+import org.wso2.carbon.automation.test.utils.http.client.HttpResponse;
+import org.wso2.esb.integration.common.utils.CarbonLogReader;
+import org.wso2.esb.integration.common.utils.ESBIntegrationTest;
+import org.wso2.esb.integration.common.utils.Utils;
+
+import java.net.URL;
+import java.util.HashMap;
+import java.util.Map;
+
+import static org.testng.Assert.assertTrue;
+
+/**
+ * Tests ForEach mediator with continue loop improvement
+ * Public issue https://github.com/wso2/micro-integrator/issues/3318
+ */
+public class ForEachContinueLoopTestCase extends ESBIntegrationTest {
+
+    private CarbonLogReader carbonLogReader;
+
+    @BeforeClass(alwaysRun = true)
+    public void setEnvironment() throws Exception {
+
+        super.init();
+        carbonLogReader = new CarbonLogReader();
+        carbonLogReader.start();
+    }
+
+    @Test(groups = "wso2.esb", description = "Tests ForEach mediator with continue loop improvement for JSON payload")
+    public void testForEachMediatorContinueLoopWithJSON() throws Exception {
+
+        URL jsonUrl = new URL(getApiInvocationURL("ForEachTestAPI") + "/json");
+
+        String jsonPayload = "{  \n" +
+                "   \"info\":[  \n" +
+                "      {  \n" +
+                "         \"id\":\"IDABC1\",\n" +
+                "         \"classid\":1,\n" +
+                "         \"name\":\"ABC\"\n" +
+                "      },\n" +
+                "      {  \n" +
+                "         \"id\":\"IDEFG2\",\n" +
+                "         \"classid\":2,\n" +
+                "         \"name\":\"EFG\"\n" +
+                "      },\n" +
+                "      {  \n" +
+                "         \"id\":\"IDHIJ3\",\n" +
+                "         \"classid\":3,\n" +
+                "         \"name\":\"HIJ\"\n" +
+                "      }\n" +
+                "   ]\n" +
+                "}";
+
+        // JSON request
+        Map<String, String> jsonHeaders = new HashMap<>();
+        jsonHeaders.put("Content-Type", "application/json");
+        HttpResponse response = HttpRequestUtil.doPost(jsonUrl, jsonPayload, jsonHeaders);
+        Assert.assertEquals(response.getResponseCode(), 200, "Expected response didn't receive");
+
+        assertTrue(Utils.checkForLog(carbonLogReader, "Error occurred while mediating the sequence for the " +
+                        "foreach mediator, Sequence named Value {name ='null', keyValue ='asdf'} cannot be found. " +
+                        "Continuing with the remaining", 60),
+                "Continue loop didn't work as expected for JSON payload");
+    }
+
+    @Test(groups = "wso2.esb", description = "Tests ForEach mediator with continue loop improvement for XML payload")
+    public void testForEachMediatorContinueLoopWithXML() throws Exception {
+
+        URL xmlUrl = new URL(getApiInvocationURL("ForEachTestAPI") + "/xml");
+
+        String xmlPayload = "<root>\n" +
+                "\t<info>\n" +
+                "\t\t<id>IDABC1</id>\n" +
+                "\t\t<classid>1</classid>\n" +
+                "\t\t<name>ABC</name>\n" +
+                "\t</info>\n" +
+                "\t<info>\n" +
+                "\t\t<id>IDEFG2</id>\n" +
+                "\t\t<classid>2</classid>\n" +
+                "\t\t<name>EFG</name>\n" +
+                "\t</info>\n" +
+                "\t<info>\n" +
+                "\t\t<id>IDHIJ3</id>\n" +
+                "\t\t<classid>3</classid>\n" +
+                "\t\t<name>HIJ</name>\n" +
+                "\t</info>\n" +
+                "</root>";
+
+        // XML request
+        Map<String, String> xmlHeaders = new HashMap<>();
+        xmlHeaders.put("Content-Type", "application/xml");
+        HttpResponse response = HttpRequestUtil.doPost(xmlUrl, xmlPayload, xmlHeaders);
+        Assert.assertEquals(response.getResponseCode(), 200, "Expected response didn't receive");
+
+        assertTrue(Utils.checkForLog(carbonLogReader, "Error occurred while mediating the sequence for the " +
+                        "foreach mediator, Sequence named Value {name ='null', keyValue ='ffff'} cannot be found." +
+                        " Continuing with the remaining.", 60),
+                "Continue loop didn't work as expected for XML payload");
+    }
+
+    @AfterClass(alwaysRun = true)
+    public void destroy() throws Exception {
+        carbonLogReader.stop();
+    }
+}
diff --git a/...B/server/repository/deployment/server/synapse-configs/default/api/ForEachContinueLoop.xml b/...B/server/repository/deployment/server/synapse-configs/default/api/ForEachContinueLoop.xml
@@ -0,0 +1,48 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<api name="ForEachTestAPI" context="/ForEachTestAPI" xmlns="http://ws.apache.org/ns/synapse">
+    <resource uri-template="/json" methods="POST">
+        <inSequence>
+            <foreach expression="json-eval($.info)" id="foreach_1o" continueLoopOnFailure="true">
+                <sequence>
+                    <filter regex="EFG" source="json-eval($.name)">
+                        <then>
+                            <log level="full"/>
+                            <sequence key="asdf"/>
+                        </then>
+                        <else>
+                            <log level="full"/>
+                        </else>
+                    </filter>
+                </sequence>
+            </foreach>
+            <respond/>
+        </inSequence>
+        <faultSequence>
+            <property name="HTTP_SC" value="500" scope="axis2"/>
+            <respond/>
+        </faultSequence>
+    </resource>
+    <resource uri-template="/xml" methods="POST">
+        <inSequence>
+            <foreach expression="//info" id="foreach_1so" continueLoopOnFailure="true">
+                <sequence>
+                    <filter regex="EFG" source="//name">
+                        <then>
+                            <log level="full"/>
+                            <sequence key="ffff"/>
+                        </then>
+                        <else>
+                            <log level="full"/>
+                        </else>
+                    </filter>
+                </sequence>
+            </foreach>
+            <respond/>
+            <respond/>
+        </inSequence>
+        <faultSequence>
+            <property name="HTTP_SC" value="500" scope="axis2"/>
+            <respond/>
+        </faultSequence>
+    </resource>
+</api>
diff --git a/integration/mediation-tests/tests-patches/src/test/resources/testng.xml b/integration/mediation-tests/tests-patches/src/test/resources/testng.xml
@@ -67,6 +67,7 @@
             <!--class name="org.wso2.carbon.esb.mediators.cache.ESBJAVA4318Testcase"/-->
             <class name="org.wso2.carbon.esb.mediators.rule.ESBJAVA2506RuleFetchFromRegistryFailsForTheFirstTime"/>
             <class name="org.wso2.carbon.esb.mediators.script.ScriptMediatorWithImports"/>
+            <class name="org.wso2.carbon.esb.mediators.foreach.ForEachContinueLoopTestCase"/>
         </classes>
     </test>