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How to use NullCompareToHandler class of org.testingisdocumenting.webtau.expectation.equality.handlers package
Best Webtau code snippet using org.testingisdocumenting.webtau.expectation.equality.handlers.NullCompareToHandler
Source:CompareToComparator.java 
...17package org.testingisdocumenting.webtau.expectation.equality;18import org.testingisdocumenting.webtau.data.render.DataRenderers;19import org.testingisdocumenting.webtau.expectation.ActualPath;20import org.testingisdocumenting.webtau.expectation.equality.handlers.AnyCompareToHandler;21import org.testingisdocumenting.webtau.expectation.equality.handlers.NullCompareToHandler;22import org.testingisdocumenting.webtau.utils.ServiceLoaderUtils;23import org.testingisdocumenting.webtau.utils.TraceUtils;24import java.util.ArrayList;25import java.util.Arrays;26import java.util.Collections;27import java.util.List;28import java.util.stream.Stream;29import static java.util.stream.Collectors.joining;30public class CompareToComparator {31 public enum AssertionMode {32 EQUAL(""),33 NOT_EQUAL("not"),34 GREATER_THAN("greater than"),35 GREATER_THAN_OR_EQUAL("greater than or equal to"),36 LESS_THAN("less than"),37 LESS_THAN_OR_EQUAL("less than or equal to");38 private final String message;39 AssertionMode(String message) {40 this.message = message;41 }42 public String getMessage() {43 return message;44 }45 }46 private static final String MISMATCHES_LABEL = "mismatches";47 private static final String MATCHES_LABEL = "matches";48 private static final List<CompareToHandler> handlers = discoverHandlers();49 private final List<ActualPathMessage> equalMessages = new ArrayList<>();50 private final List<ActualPathMessage> notEqualMessages = new ArrayList<>();51 private final List<ActualPathMessage> greaterMessages = new ArrayList<>();52 private final List<ActualPathMessage> lessMessages = new ArrayList<>();53 private final List<ActualPathMessage> missingMessages = new ArrayList<>();54 private final List<ActualPathMessage> extraMessages = new ArrayList<>();55 private AssertionMode assertionMode;56 public static CompareToComparator comparator() {57 return new CompareToComparator(null);58 }59 public static CompareToComparator comparator(AssertionMode assertionMode) {60 return new CompareToComparator(assertionMode);61 }62 private CompareToComparator(AssertionMode assertionMode) {63 this.assertionMode = assertionMode;64 }65 public boolean compareIsEqual(ActualPath actualPath, Object actual, Object expected) {66 CompareToResult compareResult = compareUsingEqualOnly(AssertionMode.EQUAL, actualPath, actual, expected);67 return compareResult.isEqual();68 }69 public boolean compareIsNotEqual(ActualPath actualPath, Object actual, Object expected) {70 CompareToResult compareResult = compareUsingEqualOnly(AssertionMode.NOT_EQUAL, actualPath, actual, expected);71 return compareResult.isNotEqual();72 }73 public boolean compareIsGreater(ActualPath actualPath, Object actual, Object expected) {74 CompareToResult compareResult = compareUsingCompareTo(AssertionMode.GREATER_THAN, actualPath, actual, expected);75 return compareResult.isGreater();76 }77 public boolean compareIsGreaterOrEqual(ActualPath actualPath, Object actual, Object expected) {78 CompareToResult compareResult = compareUsingCompareTo(AssertionMode.GREATER_THAN_OR_EQUAL, actualPath, actual, expected);79 return compareResult.isGreaterOrEqual();80 }81 public boolean compareIsLess(ActualPath actualPath, Object actual, Object expected) {82 CompareToResult compareResult = compareUsingCompareTo(AssertionMode.LESS_THAN, actualPath, actual, expected);83 return compareResult.isLess();84 }85 public boolean compareIsLessOrEqual(ActualPath actualPath, Object actual, Object expected) {86 CompareToResult compareResult = compareUsingCompareTo(AssertionMode.LESS_THAN_OR_EQUAL, actualPath, actual, expected);87 return compareResult.isLessOrEqual();88 }89 public CompareToResult compareUsingEqualOnly(ActualPath actualPath, Object actual, Object expected) {90 validateAssertionModeIsPresent();91 return compareUsingEqualOnly(assertionMode, actualPath, actual, expected);92 }93 public CompareToResult compareUsingCompareTo(ActualPath actualPath, Object actual, Object expected) {94 validateAssertionModeIsPresent();95 return compareUsingCompareTo(assertionMode, actualPath, actual, expected);96 }97 public AssertionMode getAssertionMode() {98 return assertionMode;99 }100 public String generateGreaterThanMismatchReport() {101 return generateReportPart(MISMATCHES_LABEL, Arrays.asList(lessMessages, equalMessages));102 }103 public String generateGreaterThanOrEqualMismatchReport() {104 return generateReportPart(MISMATCHES_LABEL, Collections.singletonList(lessMessages));105 }106 public String generateLessThanOrEqualMismatchReport() {107 return generateReportPart(MISMATCHES_LABEL, Collections.singletonList(greaterMessages));108 }109 public String generateLessThanMismatchReport() {110 return generateReportPart(MISMATCHES_LABEL, Arrays.asList(greaterMessages, equalMessages));111 }112 public String generateNotEqualMismatchReport() {113 return generateReportPart(MISMATCHES_LABEL, Collections.singletonList(equalMessages));114 }115 public String generateEqualMismatchReport() {116 return combineReportParts(117 generateReportPart(MISMATCHES_LABEL, Collections.singletonList(notEqualMessages)),118 generateReportPart("missing, but expected values", Collections.singletonList(missingMessages)),119 generateReportPart("unexpected values", Collections.singletonList(extraMessages)));120 }121 public String generateNotEqualMatchReport() {122 if (missingMessages.isEmpty() && extraMessages.isEmpty()) {123 return generateReportPartWithoutLabel(Collections.singletonList(notEqualMessages));124 }125 return combineReportParts(126 generateReportPart(MATCHES_LABEL, Collections.singletonList(notEqualMessages)),127 generateReportPart("missing values", Collections.singletonList(missingMessages)),128 generateReportPart("extra values", Collections.singletonList(extraMessages)));129 }130 public String generateGreaterThanMatchReport() {131 return generateReportPartWithoutLabel(Collections.singletonList(greaterMessages));132 }133 public String generateGreaterThanOrEqualMatchReport() {134 return generateReportPartWithoutLabel(Arrays.asList(greaterMessages, equalMessages));135 }136 public String generateLessThanMatchReport() {137 return generateReportPartWithoutLabel(Collections.singletonList(lessMessages));138 }139 public String generateLessThanOrEqualToMatchReport() {140 return generateReportPartWithoutLabel(Arrays.asList(equalMessages, lessMessages));141 }142 public String generateEqualMatchReport() {143 return generateReportPartWithoutLabel(Collections.singletonList(equalMessages));144 }145 public void reportMissing(CompareToHandler reporter, ActualPath actualPath, Object value) {146 missingMessages.add(new ActualPathMessage(actualPath, DataRenderers.render(value)));147 }148 public void reportExtra(CompareToHandler reporter, ActualPath actualPath, Object value) {149 extraMessages.add(new ActualPathMessage(actualPath, DataRenderers.render(value)));150 }151 public void reportEqual(CompareToHandler reporter, ActualPath actualPath, String message) {152 equalMessages.add(new ActualPathMessage(actualPath, message));153 }154 public void reportNotEqual(CompareToHandler reporter, ActualPath actualPath, String message) {155 notEqualMessages.add(new ActualPathMessage(actualPath, message));156 }157 public void reportGreater(CompareToHandler reporter, ActualPath actualPath, String message) {158 greaterMessages.add(new ActualPathMessage(actualPath, message));159 }160 public void reportLess(CompareToHandler reporter, ActualPath actualPath, String message) {161 lessMessages.add(new ActualPathMessage(actualPath, message));162 }163 public void reportEqualOrNotEqual(CompareToHandler reporter, boolean isEqual, ActualPath actualPath, String message) {164 if (isEqual) {165 reportEqual(reporter, actualPath, message);166 } else {167 reportNotEqual(reporter, actualPath, message);168 }169 }170 public void reportCompareToValue(CompareToHandler reporter, int compareTo, ActualPath actualPath, String message) {171 if (compareTo == 0) {172 reportEqual(reporter, actualPath, message);173 } else if (compareTo < 0) {174 reportLess(reporter, actualPath, message);175 reportNotEqual(reporter, actualPath, message);176 } else {177 reportGreater(reporter, actualPath, message);178 reportNotEqual(reporter, actualPath, message);179 }180 }181 private CompareToResult compareUsingEqualOnly(AssertionMode mode, ActualPath actualPath, Object actual, Object expected) {182 setAssertionMode(mode);183 CompareToHandler handler = findCompareToEqualHandler(actual, expected);184 CompareToComparator comparator = CompareToComparator.comparator(mode);185 handler.compareEqualOnly(comparator, actualPath, actual, expected);186 mergeResults(comparator);187 return createCompareToResult(comparator);188 }189 private CompareToResult compareUsingCompareTo(AssertionMode mode, ActualPath actualPath, Object actual, Object expected) {190 setAssertionMode(mode);191 CompareToHandler handler = findCompareToGreaterLessHandler(actual, expected);192 CompareToComparator comparator = CompareToComparator.comparator(mode);193 handler.compareGreaterLessEqual(comparator, actualPath, actual, expected);194 mergeResults(comparator);195 return createCompareToResult(comparator);196 }197 private void setAssertionMode(AssertionMode mode) {198 assertionMode = mode;199 }200 private void validateAssertionModeIsPresent() {201 if (assertionMode == null) {202 throw new IllegalStateException("assertionMode is not set");203 }204 }205 private CompareToResult createCompareToResult(CompareToComparator comparator) {206 CompareToResult result = new CompareToResult();207 result.setEqualMessages(comparator.equalMessages);208 result.setNotEqualMessages(comparator.notEqualMessages);209 result.setGreaterMessages(comparator.greaterMessages);210 result.setLessMessages(comparator.lessMessages);211 result.setMissingMessages(comparator.missingMessages);212 result.setExtraMessages(comparator.extraMessages);213 return result;214 }215 private void mergeResults(CompareToComparator comparator) {216 equalMessages.addAll(comparator.equalMessages);217 notEqualMessages.addAll(comparator.notEqualMessages);218 greaterMessages.addAll(comparator.greaterMessages);219 lessMessages.addAll(comparator.lessMessages);220 missingMessages.addAll(comparator.missingMessages);221 extraMessages.addAll(comparator.extraMessages);222 }223 private String generateReportPart(String label, List<List<ActualPathMessage>> messagesGroups) {224 if (messagesGroups.stream().allMatch(List::isEmpty)) {225 return "";226 }227 return label + ":\n\n" + generateReportPartWithoutLabel(messagesGroups);228 }229 private String generateReportPartWithoutLabel(List<List<ActualPathMessage>> messagesGroups) {230 if (messagesGroups.stream().allMatch(List::isEmpty)) {231 return "";232 }233 return messagesGroups.stream()234 .flatMap(messages -> messages.stream().map(ActualPathMessage::getFullMessage))235 .collect(joining("\n"));236 }237 private String combineReportParts(String... parts) {238 return Arrays.stream(parts).filter(p -> !p.isEmpty()).collect(joining("\n\n"));239 }240 private static CompareToHandler findCompareToEqualHandler(Object actual, Object expected) {241 return handlers.stream().242 filter(h -> h.handleEquality(actual, expected)).findFirst().243 orElseThrow(() -> noHandlerFound(actual, expected));244 }245 private static CompareToHandler findCompareToGreaterLessHandler(Object actual, Object expected) {246 return handlers.stream().247 filter(h -> h.handleGreaterLessEqual(actual, expected)).findFirst().248 orElseThrow(() -> noHandlerFound(actual, expected));249 }250 private static List<CompareToHandler> discoverHandlers() {251 List<CompareToHandler> result = new ArrayList<>();252 List<CompareToHandler> discovered = ServiceLoaderUtils.load(CompareToHandler.class);253 discovered.stream().filter(CompareToHandler::handleNulls).forEach(result::add);254 result.add(new NullCompareToHandler());255 discovered.stream().filter(h -> ! h.handleNulls()).forEach(result::add);256 result.add(new AnyCompareToHandler());257 return result;258 }259 private static RuntimeException noHandlerFound(Object actual, Object expected) {260 return new RuntimeException(261 "no compareUsingCompareTo handler found for" +262 "\nactual: " + DataRenderers.render(actual) + " " + TraceUtils.renderType(actual) +263 "\nexpected: " + DataRenderers.render(expected) + " " + TraceUtils.renderType(expected));264 }265}...
Source:NullCompareToHandler.java
...19import org.testingisdocumenting.webtau.expectation.equality.CompareToComparator.AssertionMode;20import org.testingisdocumenting.webtau.expectation.equality.CompareToHandler;21import static org.testingisdocumenting.webtau.expectation.equality.handlers.HandlerMessages.expected;22import static org.testingisdocumenting.webtau.utils.TraceUtils.renderValueAndType;23public class NullCompareToHandler implements CompareToHandler {24 @Override25 public boolean handleEquality(Object actual, Object expected) {26 return eitherIsNull(actual, expected);27 }28 @Override29 public boolean handleGreaterLessEqual(Object actual, Object expected) {30 return eitherIsNull(actual, expected);31 }32 @Override33 public boolean handleNulls() {34 return true;35 }36 @Override37 public void compareEqualOnly(CompareToComparator comparator, ActualPath actualPath, Object actual, Object expected) {...
NullCompareToHandler
Using AI Code Generation
1import org.testingisdocumenting.webtau.expectation.equality.handlers.NullCompareToHandler;2import org.testingisdocumenting.webtau.expectation.equality.handlers.CompareToHandler;3import org.testingisdocumenting.webtau.expectation.equality.handlers.CompareToHandlerRegistry;4public class NullCompareToHandlerExample {5 public static void main(String[] args) {6 CompareToHandlerRegistry.register(new NullCompareToHandler());7 CompareToHandler handler = CompareToHandlerRegistry.findHandler(null);8 System.out.println(handler);9 }10}11import org.testingisdocumenting.webtau.expectation.equality.handlers.NullCompareToHandler;12import org.testingisdocumenting.webtau.expectation.equality.handlers.CompareToHandlerRegistry;13public class NullCompareToHandlerExample {14 public static void main(String[] args) {15 CompareToHandlerRegistry.register(new NullCompareToHandler());16 System.out.println(CompareToHandlerRegistry.findHandler(null));17 }18}19import org.testingisdocumenting.webtau.expectation.equality.handlers.NullCompareToHandler;20import org.testingisdocumenting.webtau.expectation.equality.handlers.CompareToHandlerRegistry;21public class NullCompareToHandlerExample {22 public static void main(String[] args) {23 CompareToHandlerRegistry.register(new NullCompareToHandler());24 System.out.println(CompareToHandlerRegistry.findHandler(null));25 }26}27import org.testingisdocumenting.webtau.expectation.equality.handlers.NullCompareToHandler;28import org.testingisdocumenting.webtau.expectation.equality.handlers.CompareToHandlerRegistry;29public class NullCompareToHandlerExample {30 public static void main(String[] args) {31 CompareToHandlerRegistry.register(new NullCompareToHandler());
NullCompareToHandler
Using AI Code Generation
1package org.testingisdocumenting.webtau.expectation.equality.handlers;2import org.testingisdocumenting.webtau.expectation.ActualPath;3import org.testingisdocumenting.webtau.expectation.equality.EqualityHandler;4import org.testingisdocumenting.webtau.expectation.equality.EqualityHandlers;5import org.testingisdocumenting.webtau.expectation.equality.EqualityHandlersRegistry;6public class NullCompareToHandler implements EqualityHandler {7 public boolean handleEquality(Object expected, Object actual, EqualityHandlersRegistry equalityHandlersRegistry) {8 if (expected == null && actual != null) {9 return false;10 }11 if (expected != null && actual == null) {12 return false;13 }14 return true;15 }16 public void handleNotEqual(Object expected, Object actual, ActualPath actualPath, EqualityHandlersRegistry equalityHandlersRegistry) {17 equalityHandlersRegistry.handleNotEqual(expected, actual, actualPath);18 }19}20package org.testingisdocumenting.webtau.expectation.equality.handlers;21import org.testingisdocumenting.webtau.expectation.equality.EqualityHandlers;22import org.testingisdocumenting.webtau.expectation.equality.EqualityHandlersRegistry;23public class NullCompareToHandlerTest {24 public static void main(String[] args) {25 EqualityHandlers equalityHandlers = new EqualityHandlers();26 equalityHandlers.registerHandler(new NullCompareToHandler());27 EqualityHandlersRegistry.register(equalityHandlers);28 }29}
NullCompareToHandler
Using AI Code Generation
1package org.testingisdocumenting.webtau.expectation.equality.handlers;2import org.testingisdocumenting.webtau.expectation.ActualPath;3import org.testingisdocumenting.webtau.expectation.equality.ActualPathEqualityHandler;4import org.testingisdocumenting.webtau.expectation.equality.ActualPathEqualityHandlerFactory;5import org.testingisdocumenting.webtau.expectation.equality.ActualPathEqualityHandlers;6import org.testingisdocumenting.webtau.expectation.equality.ActualPathEqualityHandlersBuilder;7import org.testingisdocumenting.webtau.expectation.equality.ActualPathEqualityHandlersBuilderCustomizer;8import java.util.List;9public class NullCompareToHandler implements ActualPathEqualityHandlerFactory {10 public boolean handles(Object expected) {11 return expected == null;12 }13 public ActualPathEqualityHandler create(Object expected) {14 return new ActualPathEqualityHandler() {15 public boolean isEqualTo(ActualPath actualPath, Object actual) {16 return actual == null;17 }18 public List<String> describeMismatch(ActualPath actualPath, Object actual) {19 return ActualPathEqualityHandlers.describeMismatch(actualPath, actual, " is not null");20 }21 };22 }23 public static class Customizer implements ActualPathEqualityHandlersBuilderCustomizer {24 public void customize(ActualPathEqualityHandlersBuilder builder) {25 builder.withHandler(new NullCompareToHandler());26 }27 }28}29package org.testingisdocumenting.webtau.expectation.equality.handlers;30import org.testingisdocumenting.webtau.expectation.ActualPath;31import org.testingisdocumenting.webtau.expectation.equality.ActualPathEqualityHandler;32import org.testingisdocumenting.webtau.expectation.equality.ActualPathEqualityHandlerFactory;33import org.testingisdocumenting.webtau.expectation.equality.ActualPathEqualityHandlers;34import org.testingisdocumenting.webtau.expectation.equality.ActualPathEqualityHandlersBuilder;35import org.testingisdocumenting.webtau.expectation.equality.ActualPathEqualityHandlersBuilderCustomizer;36import java.util.List;37public class NullCompareToHandler implements ActualPathEqualityHandlerFactory {38 public boolean handles(Object expected) {39 return expected == null;40 }
NullCompareToHandler
Using AI Code Generation
1import org.testingisdocumenting.webtau.expectation.equality.handlers.NullCompareToHandler;2import static org.testingisdocumenting.webtau.Ddjt.*;3public class NullCompareToHandlerExample {4 public static void main(String[] args) {5 compare(null, "abc").to(null, "def");6 }7}8import org.testingisdocumenting.webtau.expectation.equality.handlers.NullCompareToHandler;9import static org.testingisdocumenting.webtau.Ddjt.*;10public class NullCompareToHandlerExample {11 public static void main(String[] args) {12 compare(null, "abc").to(null, "def");13 }14}15import org.testingisdocumenting.webtau.expectation.equality.handlers.NullCompareToHandler;16import static org.testingisdocumenting.webtau.Ddjt.*;17public class NullCompareToHandlerExample {18 public static void main(String[] args) {19 compare(null, "abc").to(null, "def");20 }21}22import org.testingisdocumenting.webtau.expectation.equality.handlers.NullCompareToHandler;23import static org.testingisdocumenting.webtau.Ddjt.*;24public class NullCompareToHandlerExample {25 public static void main(String[] args) {26 compare(null, "abc").to(null, "def");27 }28}29import org.testingisdocumenting.webtau.expectation.equality.handlers.NullCompareToHandler;30import static org.testing
NullCompareToHandler
Using AI Code Generation
1import org.testingisdocumenting.webtau.expectation.equality.handlers.NullCompareToHandler;2import org.testingisdocumenting.webtau.expectation.equality.handlers.CompareToHandler;3public class NullCompareToHandlerExample {4 public static void main(String[] args) {5 CompareToHandler compareToHandler = new NullCompareToHandler();6 System.out.println(compareToHandler.handle(null, null));7 System.out.println(compareToHandler.handle(null, 1));8 System.out.println(compareToHandler.handle(1, null));9 }10}
NullCompareToHandler
Using AI Code Generation
1import org.testingisdocumenting.webtau.expectation.equality.handlers.NullCompareToHandler;2public class NullCompareToHandlerExample {3 public static void main(String args[]) {4 NullCompareToHandler nullCompareToHandler = new NullCompareToHandler();5 System.out.println(nullCompareToHandler.handles(null));6 System.out.println(nullCompareToHandler.handles(1));7 System.out.println(nullCompareToHandler.handles("abc"
NullCompareToHandler
Using AI Code Generation
1import org.testingisdocumenting.webtau.expectation.equality.handlers.NullCompareToHandler;2public class NullCompareToHandlerExample {3 public static void main(String[] args) {4 System.out.println(NullCompareToHandler.compare(null, null));5 System.out.println(NullCompareToHandler.compare(null, "hello"));6 System.out.println(NullCompareToHandler.compare("hello", null));7 System.out.println(NullCompareToHandler.compare("hello", "hello"));8 }9}10import org.testingisdocumenting.webtau.expectation.equality.handlers.NullCompareToHandler;11public class NullCompareToHandlerExample {12 public static void main(String[] args) {13 System.out.println(NullCompareToHandler.compare(null, null));14 System.out.println(NullCompareToHandler.compare(null, "hello"));15 System.out.println(NullCompareToHandler.compare("hello", null));16 System.out.println(NullCompareToHandler.compare("hello", "hello"));17 }18}
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