Am 20.11.2017 um 20:50 schrieb pmouawad@apache.org:
> Author: pmouawad
> Date: Mon Nov 20 19:50:51 2017
> New Revision: 1815838
>
> URL: http://svn.apache.org/viewvc?rev=1815838&view=rev
> Log:
> Bug 61759 - New __changeCase function
> Contributed by Orimarko
> Bugzilla Id: 61759
>
> Added:
>      jmeter/trunk/src/functions/org/apache/jmeter/functions/ChangeCase.java   (with props)
>      jmeter/trunk/test/src/org/apache/jmeter/functions/TestChangeCase.java   (with props)
> Modified:
>      jmeter/trunk/xdocs/changes.xml
>      jmeter/trunk/xdocs/usermanual/functions.xml
>
> Added: jmeter/trunk/src/functions/org/apache/jmeter/functions/ChangeCase.java
> URL: http://svn.apache.org/viewvc/jmeter/trunk/src/functions/org/apache/jmeter/functions/ChangeCase.java?rev=1815838&view=auto
> ==============================================================================
> --- jmeter/trunk/src/functions/org/apache/jmeter/functions/ChangeCase.java (added)
> +++ jmeter/trunk/src/functions/org/apache/jmeter/functions/ChangeCase.java Mon Nov 20 19:50:51 2017
> @@ -0,0 +1,175 @@
> +/*
> + * Licensed to the Apache Software Foundation (ASF) under one or more
> + * contributor license agreements.  See the NOTICE file distributed with
> + * this work for additional information regarding copyright ownership.
> + * The ASF 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.jmeter.functions;
> +
> +import java.util.Collection;
> +import java.util.EnumSet;
> +import java.util.LinkedList;
> +import java.util.List;
> +import java.util.regex.Pattern;
> +
> +import org.apache.commons.lang3.StringUtils;
> +import org.apache.jmeter.engine.util.CompoundVariable;
> +import org.apache.jmeter.samplers.SampleResult;
> +import org.apache.jmeter.samplers.Sampler;
> +import org.apache.jmeter.util.JMeterUtils;
> +import org.slf4j.Logger;
> +import org.slf4j.LoggerFactory;
> +
> +/**
> + * Change Case Function
> + *
> + * Support String manipulations of:
> + * <ul>
> + * <li>upper case</li>
> + * <li>lower case</li>
> + * <li>capitalize</li>
> + * <li>camel cases</li>
> + * <li></li>
> + *
> + *
> + * @since 4.0
> + *
> + */
> +public class ChangeCase extends AbstractFunction {
> +
> +    private static final Pattern NOT_ALPHANUMERIC_REGEX =
> +            Pattern.compile("[^a-zA-Z]");
> +    private static final Logger LOGGER = LoggerFactory.getLogger(ChangeCase.class);
> +    private static final List<String> DESC = new LinkedList<>();
> +    private static final String KEY = "__changeCase";
> +
> +    private static final int MIN_PARAMETER_COUNT = 1;
> +    private static final int MAX_PARAMETER_COUNT = 3;
> +
> +    static {
> +        DESC.add(JMeterUtils.getResString("change_case_string"));
> +        DESC.add(JMeterUtils.getResString("change_case_mode"));
> +        DESC.add(JMeterUtils.getResString("function_name_paropt"));
> +    }
> +
> +    private CompoundVariable[] values;
> +
> +    @Override
> +    public String execute(SampleResult previousResult, Sampler currentSampler) throws InvalidVariableException {
> +        String originalString = values[0].execute();
> +        String mode = ChangeCaseMode.UPPER.getName(); // default
> +        if (values.length > 1) {
> +            mode = values[1].execute();
> +        }
> +        String targetString = changeCase(originalString, mode);
> +        addVariableValue(targetString, values, 2);
> +        return targetString;
> +    }
> +
> +    protected String changeCase(String originalString, String mode) {
> +        String targetString = originalString;
> +        // mode is case insensitive, allow upper for example
> +        ChangeCaseMode changeCaseMode = ChangeCaseMode.typeOf(mode.toUpperCase());
> +        if (changeCaseMode != null) {
> +            switch (changeCaseMode) {
> +            case UPPER:
> +                targetString = StringUtils.upperCase(originalString);
> +                break;
> +            case LOWER:
> +                targetString = StringUtils.lowerCase(originalString);
> +                break;
> +            case CAPITALIZE:
> +                targetString = StringUtils.capitalize(originalString);
> +                break;
> +            case CAMEL_CASE:
> +                targetString = camel(originalString, false);
> +                break;
> +            case CAMEL_CASE_FIRST_LOWER:
> +                targetString = camel(originalString, true);
> +                break;
> +            default:
> +                // default not doing nothing to string
> +            }
> +        } else {
> +            LOGGER.error("Unknown mode {}, returning {} unchanged", mode, targetString);
> +        }
> +        return targetString;
> +    }
> +
> +    @Override
> +    public void setParameters(Collection<CompoundVariable> parameters) throws InvalidVariableException {
> +        checkParameterCount(parameters, MIN_PARAMETER_COUNT, MAX_PARAMETER_COUNT);
> +        values = parameters.toArray(new CompoundVariable[parameters.size()]);
> +    }
> +
> +    @Override
> +    public String getReferenceKey() {
> +        return KEY;
> +    }
> +
> +    @Override
> +    public List<String> getArgumentDesc() {
> +        return DESC;
> +    }
> +
> +    private static String camel(String str, boolean isFirstCapitalized) {
> +        StringBuilder builder = new StringBuilder(str.length());
> +        String[] tokens = NOT_ALPHANUMERIC_REGEX.split(str);
> +        for (int i = 0; i < tokens.length; i++) {
> +            if(i == 0) {
> +                builder.append(isFirstCapitalized ? tokens[0]:
> +                    StringUtils.capitalize(tokens[i]));
> +            } else {
> +                builder.append(StringUtils.capitalize(tokens[i]));
> +            }
> +        }
> +        return builder.toString();
> +    }
> +
> +    /**
> +     * ChangeCase Modes
> +     *
> +     * Modes for different cases
> +     *
> +     */
> +    public enum ChangeCaseMode {
> +        UPPER("UPPER"), LOWER("LOWER"), CAPITALIZE("CAPITALIZE"), CAMEL_CASE("CAMEL_CASE"), CAMEL_CASE_FIRST_LOWER(
> +                "CAMEL_CASE_FIRST_LOWER");
> +        private String mode;
> +
> +        private ChangeCaseMode(String mode) {
> +            this.mode = mode;
> +        }
> +
> +        public String getName() {
> +            return this.mode;
> +        }
> +
> +        /**
> +         * Get ChangeCaseMode by mode
> +         *
> +         * @param mode
> +         * @return relevant ChangeCaseMode
> +         */
> +        public static ChangeCaseMode typeOf(String mode) {
> +            EnumSet<ChangeCaseMode> allOf = EnumSet.allOf(ChangeCaseMode.class);
> +            for (ChangeCaseMode zs : allOf) {
> +                if (zs.getName().equals(mode))
> +                    return zs;
> +            }
> +            return null;
> +        }
> +    }
> +}
>
> Propchange: jmeter/trunk/src/functions/org/apache/jmeter/functions/ChangeCase.java
> ------------------------------------------------------------------------------
>      svn:eol-style = native
>
> Propchange: jmeter/trunk/src/functions/org/apache/jmeter/functions/ChangeCase.java
> ------------------------------------------------------------------------------
>      svn:mime-type = text/plain
>
> Added: jmeter/trunk/test/src/org/apache/jmeter/functions/TestChangeCase.java
> URL: http://svn.apache.org/viewvc/jmeter/trunk/test/src/org/apache/jmeter/functions/TestChangeCase.java?rev=1815838&view=auto
> ==============================================================================
> --- jmeter/trunk/test/src/org/apache/jmeter/functions/TestChangeCase.java (added)
> +++ jmeter/trunk/test/src/org/apache/jmeter/functions/TestChangeCase.java Mon Nov 20 19:50:51 2017
> @@ -0,0 +1,138 @@
> +/*
> + * Licensed to the Apache Software Foundation (ASF) under one or more
> + * contributor license agreements.  See the NOTICE file distributed with
> + * this work for additional information regarding copyright ownership.
> + * The ASF 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.jmeter.functions;
> +
> +import static org.junit.Assert.assertEquals;
> +
> +import java.util.Collection;
> +import java.util.LinkedList;
> +
> +import org.apache.jmeter.engine.util.CompoundVariable;
> +import org.apache.jmeter.junit.JMeterTestCase;
> +import org.apache.jmeter.samplers.SampleResult;
> +import org.apache.jmeter.threads.JMeterContext;
> +import org.apache.jmeter.threads.JMeterContextService;
> +import org.apache.jmeter.threads.JMeterVariables;
> +import org.junit.Before;
> +import org.junit.Test;
> +
> +/**
> + * Test{@link ChangeCase} ChangeCase
> + *
> + * @see ChangeCase
> + * @since 4.0
> + */
> +public class TestChangeCase extends JMeterTestCase {
> +	
> +	protected AbstractFunction changeCase;
> +	private SampleResult result;
> +
> +    private Collection<CompoundVariable> params;
> +
> +    private JMeterVariables vars;
> +
> +    private JMeterContext jmctx;
> +
> +    @Before
> +    public void setUp() {
> +    	changeCase = new ChangeCase();
> +        result = new SampleResult();
> +        jmctx = JMeterContextService.getContext();
> +        String data = "dummy data";
> +        result.setResponseData(data, null);
> +        vars = new JMeterVariables();
> +        jmctx.setVariables(vars);
> +        jmctx.setPreviousResult(result);
> +        params = new LinkedList<>();
> +    }
> +
> +    @Test
> +    public void testParameterCountIsPropDefined() throws Exception {
> +        checkInvalidParameterCounts(changeCase, 1, 3);
> +    }
> +
> +    @Test
> +    public void testChangeCase() throws Exception {
> +    	params.add(new CompoundVariable("myUpperTest"));
> +    	changeCase.setParameters(params);
> +    	String returnValue = changeCase.execute(result, null);
> +    	assertEquals("MYUPPERTEST", returnValue);
> +    }
> +
> +    @Test
> +    public void testChangeCaseLower() throws Exception {
> +    	params.add(new CompoundVariable("myUpperTest"));
> +    	params.add(new CompoundVariable("LOWER"));
> +    	changeCase.setParameters(params);
> +    	String returnValue = changeCase.execute(result, null);
> +    	assertEquals("myuppertest", returnValue);
> +    }
> +
> +    @Test
> +    public void testChangeCaseWrongMode() throws Exception {
> +    	params.add(new CompoundVariable("myUpperTest"));
> +    	params.add(new CompoundVariable("Wrong"));
> +    	changeCase.setParameters(params);
> +    	String returnValue = changeCase.execute(result, null);
> +    	assertEquals("myUpperTest", returnValue);
> +    }
> +
> +    @Test
> +    public void testChangeCaseCamelCase() throws Exception {
> +    	params.add(new CompoundVariable("ab-CD eF"));
> +    	params.add(new CompoundVariable("CAMEL_CASE"));
> +    	changeCase.setParameters(params);
> +    	String returnValue = changeCase.execute(result, null);
> +    	assertEquals("AbCDEF", returnValue);
> +    }
> +
> +    @Test
> +    public void testChangeCaseCapitalize() throws Exception {
> +    	params.add(new CompoundVariable("ab-CD eF"));
> +    	params.add(new CompoundVariable("CAPITALIZE"));
> +    	changeCase.setParameters(params);
> +    	String returnValue = changeCase.execute(result, null);
> +    	assertEquals("Ab-CD eF", returnValue);
> +    }
> +
> +    @Test
> +    public void testChangeCaseCamelCaseFirstLower() throws Exception {
> +    	params.add(new CompoundVariable("ab-CD eF"));
> +        params.add(new CompoundVariable("camel_CASE_FIRST_LOWER"));
> +        changeCase.setParameters(params);
> +        String returnValue = changeCase.execute(result, null);
> +        assertEquals("abCDEF", returnValue);
> +    }
> +
> +    @Test(expected=InvalidVariableException.class)
> +	public void testChangeCaseError() throws Exception {
> +		changeCase.setParameters(params);
> +		changeCase.execute(result, null);
> +	}
> +
> +    @Test
> +    public void testChangeCaseWrongModeIgnore() throws Exception {
> +    	params.add(new CompoundVariable("ab-CD eF"));
> +        params.add(new CompoundVariable("Wrong"));
> +        changeCase.setParameters(params);
> +        String returnValue = changeCase.execute(result, null);
> +        assertEquals("ab-CD eF", returnValue);
> +    }
> +
> +}
>
> Propchange: jmeter/trunk/test/src/org/apache/jmeter/functions/TestChangeCase.java
> ------------------------------------------------------------------------------
>      svn:eol-style = native
>
> Propchange: jmeter/trunk/test/src/org/apache/jmeter/functions/TestChangeCase.java
> ------------------------------------------------------------------------------
>      svn:mime-type = text/plain
>
> Modified: jmeter/trunk/xdocs/changes.xml
> URL: http://svn.apache.org/viewvc/jmeter/trunk/xdocs/changes.xml?rev=1815838&r1=1815837&r2=1815838&view=diff
> ==============================================================================
> --- jmeter/trunk/xdocs/changes.xml [utf-8] (original)
> +++ jmeter/trunk/xdocs/changes.xml [utf-8] Mon Nov 20 19:50:51 2017
> @@ -136,6 +136,7 @@ Summary
>       <li><bug>61724</bug>Add <code>__digest</code> function to provide computing of Hashes (SHA-XXX, MDX). Based on a contribution by orimarko at gmail.com</li>
>       <li><bug>61735</bug>Add <code>__dateTimeConvert</code> function to provide date formats conversions. Based on a contribution by orimarko at gmail.com</li>
>       <li><bug>61760</bug>Add <code>__isPropDefined</code> and <code>__isVarDefined</code> functions to know if property or variable exist. Contributed by orimarko at gmail.com</li>
> +    <li><bug>61759</bug>Add <code>__changeCase</code> function to change different cases of a string. Based on a contribution by orimarko at gmail.com</li>
>   </ul>
>   
>   <h3>I18N</h3>
>
> Modified: jmeter/trunk/xdocs/usermanual/functions.xml
> URL: http://svn.apache.org/viewvc/jmeter/trunk/xdocs/usermanual/functions.xml?rev=1815838&r1=1815837&r2=1815838&view=diff
> ==============================================================================
> --- jmeter/trunk/xdocs/usermanual/functions.xml (original)
> +++ jmeter/trunk/xdocs/usermanual/functions.xml Mon Nov 20 19:50:51 2017
> @@ -143,13 +143,14 @@ Alternatively, just use <code>/</code> i
>           <tr><td>Variables</td><td> <a href="#__evalVar">evalVar</a></td><td>evaluate an expression stored in a variable</td><td>2.3.1</td></tr>
>           <tr><td>Properties</td><td> <a href="#__isVarDefined">isVarDefined</a> </td><td>Test if a variable exists</td><td>4.0</td></tr>
>           <tr><td>Variables</td><td> <a href="#__V">V</a></td><td>evaluate a variable name</td><td>2.3RC3</td></tr>
> -        <tr><td>String</td><td> <a href="#__regexFunction">regexFunction</a></td><td>parse previous response using a regular expression</td><td>1.X</td></tr>
> -        <tr><td>String</td><td> <a href="#__escapeOroRegexpChars">escapeOroRegexpChars</a></td><td>quote meta chars used by ORO regular expression</td><td>2.9</td></tr>
>           <tr><td>String</td><td> <a href="#__char">char</a></td><td>generate Unicode char values from a list of numbers</td><td>2.3.3</td></tr>
> -        <tr><td>String</td><td> <a href="#__unescape">unescape</a></td><td>Process strings containing Java escapes (e.g. \n &amp; \t)</td><td>2.3.3</td></tr>
> -        <tr><td>String</td><td> <a href="#__unescapeHtml">unescapeHtml</a></td><td>Decode HTML-encoded strings</td><td>2.3.3</td></tr>
> +        <tr><td>String</td><td> <a href="#__changeCase">changeCase</a></td><td>Change case following different modes</td><td>4.0</td></tr>
>           <tr><td>String</td><td> <a href="#__escapeHtml">escapeHtml</a></td><td>Encode strings using HTML encoding</td><td>2.3.3</td></tr>
> +        <tr><td>String</td><td> <a href="#__escapeOroRegexpChars">escapeOroRegexpChars</a></td><td>quote meta chars used by ORO regular expression</td><td>2.9</td></tr>
>           <tr><td>String</td><td> <a href="#__escapeXml">escapeXml</a></td><td>Encode strings using XMl encoding</td><td>3.2</td></tr>
> +        <tr><td>String</td><td> <a href="#__regexFunction">regexFunction</a></td><td>parse previous response using a regular expression</td><td>1.X</td></tr>
> +        <tr><td>String</td><td> <a href="#__unescape">unescape</a></td><td>Process strings containing Java escapes (e.g. \n &amp; \t)</td><td>2.3.3</td></tr>
> +        <tr><td>String</td><td> <a href="#__unescapeHtml">unescapeHtml</a></td><td>Decode HTML-encoded strings</td><td>2.3.3</td></tr>
>           <tr><td>String</td><td> <a href="#__urldecode">urldecode</a></td><td>Decode a application/x-www-form-urlencoded string</td><td>2.10</td></tr>
>           <tr><td>String</td><td> <a href="#__urlencode">urlencode</a></td><td>Encode a string to a application/x-www-form-urlencoded string</td><td>2.10</td></tr>
>           <tr><td>String</td><td> <a href="#__TestPlanName">TestPlanName</a></td><td>Return name of current test plan</td><td>2.6</td></tr>
> @@ -1616,7 +1617,7 @@ becomes:
>           <property name="Name of variable" required="No">The name of the variable to set.</property>
>       </properties>
>   </component>
> -<component index="&sect-num;.5.35" name="__isPropDefined">
> +<component index="&sect-num;.5.36" name="__isPropDefined">
>       <description>
>           <p>The <code>__isPropDefined</code> function returns true if property exists or false if not.</p>
>       </description>
> @@ -1626,7 +1627,7 @@ becomes:
>           </property>
>       </properties>
>   </component>
> -<component index="&sect-num;.5.35" name="__isVarDefined">
> +<component index="&sect-num;.5.37" name="__isVarDefined">
>       <description>
>           <p>The <code>__isVarDefined</code> function returns true if variable exists or false if not.</p>
>       </description>
> @@ -1636,6 +1637,30 @@ becomes:
>           </property>
>       </properties>
>   </component>
> +<component index="&sect-num;.5.38" name="__changeCase">
> +    <description>
> +        <p>The change case function returns a string value which
> +        case has been changed following a specific mode.
> +        Result can optionally be saved in a JMeter variable.</p>
> +    </description>
> +    <properties>
> +    <property name="String to change case" required="Yes">The String
> +            which case will be changed</property>
> +        <property name="change case mode" required="Yes">
> +            The mode to be used to change case, for example for ab-CD eF:
> +            <ul>
> +                <li><code>UPPER</code> result as AB-CD EF</li>
> +                <li><code>LOWER</code> result as ab-cd ed</li>
> +                <li><code>CAPITALIZE</code> result as Ab-CD eF</li>
> +                <li><code>CAMEL_CASE</code>result as AbCDEF</li>
Shouldn't this be AbCdEf?
> +                <li><code>CAMEL_CASE_FIRST_LOWER</code>result as abCDEF</li>
and this abCdEf?

Regards,
  Felix
> +            </ul>
> +            <note>mode is case insensitive</note>
> +        </property>
> +        <property name="Name of variable" required="No">The name of the variable to set.</property>
> +    </properties>
> +</component>
> +
>   </subsection>
>   
>   <subsection name="&sect-num;.6 Pre-defined Variables" anchor="predefinedvars">
>
>