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Merge pull request #2263 from SanojPunchihewa/unit-tests
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Add unit tests for inline synapse expressions
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SanojPunchihewa authored Dec 13, 2024
2 parents 9b9748f + a44f394 commit c8b99b3
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221 changes: 221 additions & 0 deletions .../test/java/org/apache/synapse/mediators/transform/pfutils/RegexTemplateProcessorTest.java
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/*
* Copyright (c) 2024, WSO2 LLC. (https://www.wso2.com) 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.apache.synapse.mediators.transform.pfutils;

import junit.framework.TestCase;
import org.apache.synapse.MessageContext;
import org.apache.synapse.mediators.TestUtils;
import org.junit.Assert;
import org.junit.Test;
import org.junit.experimental.runners.Enclosed;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;

import java.util.Arrays;
import java.util.Collection;

/**
* Unit tests for Payload factory Regex Template Processor with inline synapse expressions
*/
@RunWith(Enclosed.class)
public class RegexTemplateProcessorTest extends TestCase {

@RunWith(Parameterized.class)
public static class PayloadRegexTemplateProcessor {

private final String template;
private final String mediaType;
private final String expectedOutput;
private final MessageContext messageContext;

public PayloadRegexTemplateProcessor(String template, String mediaType, String payloadContentType, String payload, String expectedOutput) throws Exception {

this.template = template;
this.mediaType = mediaType;
this.expectedOutput = expectedOutput;
if (payloadContentType.equals("application/json"))
this.messageContext = TestUtils.getTestContextJson(payload, null);
else
this.messageContext = TestUtils.getTestContext(payload, null);
}

@Parameterized.Parameters
public static Collection provideConfigsForPrepareReplacementValueWithEscapeXmlCharsTests() throws Exception {

return Arrays.asList(new Object[][]{
// Test Case 1: Strings with escape characters
{
"{\n" +
" \"name\": \"${payload.user.name}\",\n" +
" \"message\": \"Welcome, ${payload.user.name}!\",\n" +
" \"rawString\": \"${payload.rawData}\"\n" +
"}",
"json",
"application/json",
"{\n" +
" \"user\": {\n" +
" \"name\": \"John \\\"Doe\\\"\"\n" +
" },\n" +
" \"rawData\": \"This is a raw \\\\n string with \\\"quotes\\\".\"\n" +
"}\n",
"{\n" +
" \"name\": \"John \\\"Doe\\\"\",\n" +
" \"message\": \"Welcome, John \\\"Doe\\\"!\",\n" +
" \"rawString\": \"This is a raw \\\\n string with \\\"quotes\\\".\"\n" +
"}"
},
// Test Case 2: Numbers and booleans
{
"{ \"age\": ${payload.user.age}, \"isActive\": ${payload.user.isActive} }",
"json",
"application/json",
"{ \"user\": { \"age\": 30, \"isActive\": true } }",
"{ \"age\": 30, \"isActive\": true }"
},
// Test Case 3: Arrays and nested objects
{
"{ \"items\": ${payload.items}, \"firstItem\": \"${payload.items[0].name}\" }",
"json",
"application/json",
"{ \"items\": [{ \"name\": \"item1\" }, { \"name\": \"item2\" }] }",
"{ \"items\": [{\"name\":\"item1\"},{\"name\":\"item2\"}], \"firstItem\": \"item1\" }"
},
// Test Case 4: Special characters and escaping
{
"{ \"description\": \"${payload.details}\" }",
"json",
"application/json",
"{ \"details\": \"Line1\\\\nLine2\" }",
"{ \"description\": \"Line1\\\\nLine2\" }"
},
// Test Case 5: non-existing expression
{
"{\n" +
" \"description\": \"${payload.test1}\",\n" +
" \"path\": ${var.path}\n" +
"}",
"json",
"application/json",
"{ \"details\": \"Line1\\\\nLine2\" }",
"{\n" +
" \"description\": \"\",\n" +
" \"path\": \n" +
"}"
},
// Test Case 6: XML to JSON
{
"{\n" +
" \"first_name\": \"${xpath('//person/first_name')}\",\n" +
" \"last_name\": \"${xpath('//person/last_name')}\",\n" +
" \"email\": \"${xpath('//person/contact/email')}\",\n" +
" \"is_active\": ${xpath('//person/is_active')},\n" +
" \"address\": \"${xpath('//person/address/street')}\",\n" +
" \"escapedAddress\": \"${xpath('//person/address/street')}\",\n" +
" \"special_characters\": \"${xpath('//person/notes')}\"\n" +
"}\n",
"json",
"application/xml",
"<soapenv:Envelope xmlns:soapenv=\"http://schemas.xmlsoap.org/soap/envelope/\">\n" +
" <soapenv:Header/>\n" +
" <soapenv:Body>\n" +
" <person>\n" +
" <first_name>John</first_name>\n" +
" <last_name>Doe</last_name>\n" +
" <contact>\n" +
" <email>[email protected]</email>\n" +
" </contact>\n" +
" <is_active>false</is_active>\n" +
" <address>\n" +
" <street>1234 Elm Street</street>\n" +
" <city>Springfield</city>\n" +
" </address>\n" +
" <notes>Special characters: &amp;*()_+|~=`{}[]:&quot;&lt;&gt;?/'</notes>\n" +
" </person>\n" +
" </soapenv:Body>\n" +
"</soapenv:Envelope>\n\n",
"{\n" +
" \"first_name\": \"John\",\n" +
" \"last_name\": \"Doe\",\n" +
" \"email\": \"[email protected]\",\n" +
" \"is_active\": false,\n" +
" \"address\": \"1234 Elm Street\",\n" +
" \"escapedAddress\": \"1234 Elm Street\",\n" +
" \"special_characters\": \"Special characters: &*()_+|~=`{}[]:\"<>?/'\"\n" +
"}\n"
},
// Test Case 7: XML to XML
{
"<person>\n" +
" <full_name>${xpath('//person/first_name')} ${xpath('//person/last_name')}</full_name>\n" +
" <contact_info>\n" +
" <email>${xpath('//person/contact/email')}</email>\n" +
" <active_status>${xpath('//person/is_active')}</active_status>\n" +
" </contact_info>\n" +
" <address>\n" +
" <street>${xpath('//person/address/street')}</street>\n" +
" <city>${xpath('//person/address/city')}</city>\n" +
" </address>\n" +
" <notes>${xpath('//person/notes')}</notes>\n" +
"</person>\n",
"xml",
"application/xml",
"<soapenv:Envelope xmlns:soapenv=\"http://schemas.xmlsoap.org/soap/envelope/\">\n" +
" <soapenv:Header/>\n" +
" <soapenv:Body>\n" +
" <person>\n" +
" <first_name>John</first_name>\n" +
" <last_name>Doe</last_name>\n" +
" <contact>\n" +
" <email>[email protected]</email>\n" +
" </contact>\n" +
" <is_active>false</is_active>\n" +
" <address>\n" +
" <street>1234 Elm Street</street>\n" +
" <city>Springfield</city>\n" +
" </address>\n" +
" <notes>Special characters: &amp;*()_+|~=`{}[]:&quot;&lt;&gt;?/'</notes>\n" +
" </person>\n" +
" </soapenv:Body>\n" +
"</soapenv:Envelope>\n",
"<pfPadding><person>\n" +
" <full_name>John Doe</full_name>\n" +
" <contact_info>\n" +
" <email>[email protected]</email>\n" +
" <active_status>false</active_status>\n" +
" </contact_info>\n" +
" <address>\n" +
" <street>1234 Elm Street</street>\n" +
" <city>Springfield</city>\n" +
" </address>\n" +
" <notes>Special characters: &amp;*()_+|~=`{}[]:&quot;&lt;&gt;?/&apos;</notes>\n" +
"</person>\n</pfPadding>"
},
}
);
}

@Test
public void testPrepareReplacementValueWithEscapeXmlChars() {

TemplateProcessor templateProcessor = new RegexTemplateProcessor();
String result = templateProcessor.processTemplate(template, mediaType, messageContext);
Assert.assertEquals(expectedOutput, result);
}
}
}
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