How to use RegexGraph class of org.evomaster.client.java.instrumentation.coverage.methodreplacement.regex package

Best EvoMaster code snippet using org.evomaster.client.java.instrumentation.coverage.methodreplacement.regex.RegexGraph

Source:RegexDistanceUtils.java Github

copy

Full Screen

...21 Note: some of the code here as been refactored into the ".regex" module22 */23package org.evomaster.client.java.instrumentation.coverage.methodreplacement;24import org.evomaster.client.java.instrumentation.coverage.methodreplacement.regex.CostMatrix;25import org.evomaster.client.java.instrumentation.coverage.methodreplacement.regex.RegexGraph;26import org.evomaster.client.java.instrumentation.coverage.methodreplacement.regex.RegexUtils;27import org.evomaster.client.java.instrumentation.staticstate.ExecutionTracer;28import org.evomaster.client.java.utils.SimpleLogger;29import java.util.Map;30import java.util.Set;31import java.util.concurrent.ConcurrentHashMap;32import java.util.concurrent.CopyOnWriteArraySet;33import java.util.regex.Pattern;34/**35 * Class used to define the distance between a string and a regex36 */37public class RegexDistanceUtils {38 private static final Map<String, Pattern> patternCache = new ConcurrentHashMap<>();39 private static final Set<String> notSupported = new CopyOnWriteArraySet<>();40 /**41 * This is tricky... we could reasonably assume that in most cases the number of regex in the SUT42 * is finite, but that is not the case for the input strings, as those are parts of the generated43 * inputs by EM.44 * However, this code is really expensive... so any saving would be worthy.45 *46 */47 private static final Map<String, Map<String, RegexGraph>> graphCache = new ConcurrentHashMap<>();48 /**49 * <p>50 * Get the distance between the arg and the given regex.51 * All operations (insertion/deletion/replacement) cost 1.52 * There is no assumption on where and how the operations53 * can be done (ie all sequences are valid).54 * </p>55 *56 * Note that this quite expensive. If done too often, instrumentation can57 * decide to rather compute a flag.58 */59 public static int getStandardDistance(String arg, String regex) {60 if (!RegexUtils.isSupportedRegex(regex)61 || notSupported.contains(regex)62 || ExecutionTracer.isTooManyExpensiveOperations()63 ) {64 return getDefaultDistance(arg, regex);65 }66 RegexGraph graph = null;67 Map<String, RegexGraph> graphs = graphCache.get(regex);68 if(graphs != null){69 graph = graphs.get(arg);70 }71 try {72 if(graph == null) {73 graph = new RegexGraph(arg, regex);74 if(graphs == null){75 graphs = new ConcurrentHashMap<>();76 graphs.put(regex, graph);77 }78 graphs.put(arg, graph);79 }80 }catch (Exception e){81 SimpleLogger.uniqueWarn("Failed to build graph for regex: " + regex);82 notSupported.add(regex);83 return getDefaultDistance(arg, regex);84 }85 try {86 ExecutionTracer.increaseExpensiveOperationCount();87 return CostMatrix.calculateStandardCost(graph);...

Full Screen

Full Screen

RegexGraph

Using AI Code Generation

copy

Full Screen

1package org.evomaster.client.java.instrumentation.coverage.methodreplacement.regex;2import java.util.Set;3import java.util.HashSet;4import java.util.List;5import java.util.ArrayList;6public class RegexGraph {7 private final Set<RegexNode> nodes;8 private final Set<RegexEdge> edges;9 public RegexGraph() {10 this.nodes = new HashSet<>();11 this.edges = new HashSet<>();12 }13 public RegexGraph(Set<RegexNode> nodes, Set<RegexEdge> edges) {14 this.nodes = nodes;15 this.edges = edges;16 }17 public Set<RegexNode> getNodes() {18 return nodes;19 }20 public Set<RegexEdge> getEdges() {21 return edges;22 }23 public void addNode(RegexNode node) {24 nodes.add(node);25 }26 public void addEdge(RegexEdge edge) {27 edges.add(edge);28 }29 public List<RegexNode> getStartNodes() {30 List<RegexNode> startNodes = new ArrayList<>();31 for (RegexNode node : nodes) {32 if (node.isStartNode()) {33 startNodes.add(node);34 }35 }36 return startNodes;37 }38 public List<RegexNode> getEndNodes() {39 List<RegexNode> endNodes = new ArrayList<>();40 for (RegexNode node : nodes) {41 if (node.isEndNode()) {42 endNodes.add(node);43 }44 }45 return endNodes;46 }47 public RegexNode getNode(int id) {48 for (RegexNode node : nodes) {49 if (node.getId() == id) {50 return node;51 }52 }53 return null;54 }55 public RegexEdge getEdge(int id) {56 for (RegexEdge edge : edges) {57 if (edge.getId() == id) {58 return edge;59 }60 }61 return null;62 }63 public RegexGraph copy() {64 Set<RegexNode> newNodes = new HashSet<>();65 Set<RegexEdge> newEdges = new HashSet<>();66 for (RegexNode node : nodes) {67 newNodes.add(node.copy());68 }69 for (RegexEdge edge : edges) {70 newEdges.add(edge.copy());71 }72 return new RegexGraph(newNodes, newEdges);73 }74 public void merge(RegexGraph graph) {75 for (RegexNode node : graph.getNodes()) {

Full Screen

Full Screen

RegexGraph

Using AI Code Generation

copy

Full Screen

1RegexGraph regexGraph = new RegexGraph(regex);2String regexGraphString = regexGraph.getRegexGraph();3String regexGraphStringWithRegex = regexGraph.getRegexGraphWithRegex();4String regexGraphStringWithRegexAndRegexEngine = regexGraph.getRegexGraphWithRegexAndRegexEngine();5String regexGraphStringWithRegexAndRegexEngineAndRegexEngineDotAll = regexGraph.getRegexGraphWithRegexAndRegexEngineAndRegexEngineDotAll();6String regexGraphStringWithRegexAndRegexEngineAndRegexEngineDotAllAndRegexEngineDotAllAndCaseInsensitive = regexGraph.getRegexGraphWithRegexAndRegexEngineAndRegexEngineDotAllAndRegexEngineDotAllAndCaseInsensitive();7String regexGraphStringWithRegexAndRegexEngineAndRegexEngineDotAllAndRegexEngineDotAllAndCaseInsensitiveAndRegexEngineDotAllAndCaseInsensitiveAndMultiline = regexGraph.getRegexGraphWithRegexAndRegexEngineAndRegexEngineDotAllAndRegexEngineDotAllAndCaseInsensitiveAndRegexEngineDotAllAndCaseInsensitiveAndMultiline();

Full Screen

Full Screen

RegexGraph

Using AI Code Generation

copy

Full Screen

1public class RegexGraph {2 private static final String regex = "((a|b)*)(a|b)*";3 public static void main(String[] args) {4 RegexGraph regexGraph = new RegexGraph();5 regexGraph.getRegexGraph(regex);6 }7 public void getRegexGraph(String regex){8 RegexGraph regexGraph = new RegexGraph(regex);9 System.out.println(regexGraph.toString());10 }11}12public class RegexGraph {13 private static final String regex = "((a|b)*)(a|b)*";14 public static void main(String[] args) {15 RegexGraph regexGraph = new RegexGraph();16 regexGraph.getRegexGraph(regex);17 }18 public void getRegexGraph(String regex){19 RegexGraph regexGraph = new RegexGraph(regex);20 System.out.println(regexGraph.toString());21 }22}23public class RegexGraph {24 private static final String regex = "((a|b)*)(a|b)*";25 public static void main(String[] args) {26 RegexGraph regexGraph = new RegexGraph();27 regexGraph.getRegexGraph(regex);28 }29 public void getRegexGraph(String regex){30 RegexGraph regexGraph = new RegexGraph(regex);31 System.out.println(regexGraph.toString());32 }33}34public class RegexGraph {35 private static final String regex = "((a|b)*)(a|b)*";36 public static void main(String[] args) {37 RegexGraph regexGraph = new RegexGraph();38 regexGraph.getRegexGraph(regex);39 }40 public void getRegexGraph(String regex){41 RegexGraph regexGraph = new RegexGraph(regex);42 System.out.println(regexGraph.toString());43 }44}45public class RegexGraph {46 private static final String regex = "((a|b)*)(a|

Full Screen

Full Screen

RegexGraph

Using AI Code Generation

copy

Full Screen

1import org.evomaster.client.java.instrumentation.coverage.methodreplacement.regex.RegexGraph;2public class RegexGraphExample {3 public static void main(String[] args) throws Exception {4 String regex = "[a-zA-Z0-9\\-\\._]+@[a-zA-Z0-9\\-\\._]+\\.[a-zA-Z]{2,6}";5 String graph = RegexGraph.generateGraph(regex);6 System.out.println(graph);7 RegexGraph.saveGraph(graph, "regex.dot");8 }9}10digraph G {11 rankdir=LR;12 node [shape="circle"];13 0 [label="0"];14 1 [label="1"];15 2 [label="2"];16 3 [label="3"];17 4 [label="4"];18 5 [label="5"];19 6 [label="6"];20 7 [label="7"];21 8 [label="8"];22 9 [label="9"];23 10 [label="10"];24 11 [label="11"];25 12 [label="12"];26 13 [label="13"];27 14 [label="14"];

Full Screen

Full Screen

RegexGraph

Using AI Code Generation

copy

Full Screen

1import org.evomaster.client.java.instrumentation.coverage.methodreplacement.regex.RegexGraph;2import org.evomaster.client.java.instrumentation.coverage.methodreplacement.regex.RegexNode;3import org.evomaster.client.java.instrumentation.coverage.methodreplacement.regex.RegexOperator;4import java.util.ArrayList;5import java.util.List;6public class RegexGraphExample {7 public static void main(String[] args) {8 String regex = "a*b*c*";9 RegexGraph regexGraph = new RegexGraph(regex);10 RegexNode rootNode = regexGraph.getRootNode();11 int numNodes = regexGraph.getNumNodes();12 int numEdges = regexGraph.getNumEdges();13 int numLeafNodes = regexGraph.getNumLeafNodes();14 List<RegexNode> leafNodes = regexGraph.getLeafNodes();15 RegexNode parentNode = regexGraph.getParentNode(rootNode);16 RegexNode childNode = regexGraph.getChildNode(rootNode);17 RegexOperator operator = regexGraph.getOperator(rootNode);18 char character = regexGraph.getCharacter(rootNode);19 List<String> testCases = regexGraph.getTestCases();20 List<String> testCasesWithNum = regexGraph.getTestCases(5);21 List<String> testCasesWithNumAndLength = regexGraph.getTestCases(5, 3);

Full Screen

Full Screen

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.

LambdaTest Learning Hubs:

YouTube

You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.

Run EvoMaster automation tests on LambdaTest cloud grid

Perform automation testing on 3000+ real desktop and mobile devices online.

Test Your Web Or Mobile Apps On 3000+ Browsers

Signup for free

Try LambdaTest Now !!

Get 100 minutes of automation test minutes FREE!!

Next-Gen App & Browser Testing Cloud

Was this article helpful?

Helpful

NotHelpful