Best Serenity Cucumber code snippet using net.serenitybdd.cucumber.suiteslicing.WeightedCucumberScenario
Source: WeightedCucumberScenarios.java
...17import static org.apache.commons.lang3.ObjectUtils.compare;18import static org.apache.commons.lang3.builder.EqualsBuilder.reflectionEquals;19/**20 * Represents a collection of cucumber scenarios.21 * Can split itself up into a number of smaller WeightedCucumberScenarios.22 * Can return a new WeightedCucumberScenarios that has some scenarios filtered out.23 */24public class WeightedCucumberScenarios {25 private static final Logger LOGGER = LoggerFactory.getLogger(WeightedCucumberScenarios.class);26 public final BigDecimal totalWeighting;27 public final List<WeightedCucumberScenario> scenarios;28 public WeightedCucumberScenarios(List<WeightedCucumberScenario> scenarios) {29 this.scenarios = scenarios;30 this.totalWeighting = scenarios.stream().map(WeightedCucumberScenario::weighting).reduce(ZERO, BigDecimal::add);31 }32 public SliceBuilder slice(int sliceNumber) {33 return new SliceBuilder(sliceNumber, this);34 }35 public List<WeightedCucumberScenarios> sliceInto(int sliceCount) {36 BigDecimal totalWeight = scenarios.stream().map(WeightedCucumberScenario::weighting).reduce(ZERO, BigDecimal::add);37 BigDecimal averageWeightPerSlice = totalWeight.divide(new BigDecimal(sliceCount), 2, RoundingMode.HALF_UP);38 LOGGER.debug("Total weighting for {} scenarios is {}, split across {} slices provides average weighting per slice of {}", scenarios.size(), totalWeight, sliceCount, averageWeightPerSlice);39 List<List<WeightedCucumberScenario>> allScenarios = IntStream.rangeClosed(1, sliceCount).mapToObj(initialiseAs -> new ArrayList<WeightedCucumberScenario>()).collect(toList());40 scenarios.stream()41 .sorted(bySlowestFirst())42 .forEach(scenario -> allScenarios.stream().min(byLowestSumOfDurationFirst()).get().add(scenario));43 return allScenarios.stream().map(WeightedCucumberScenarios::new).collect(toList());44 }45 public ScenarioFilter createFilterContainingScenariosIn(String featureName) {46 LOGGER.debug("Filtering for scenarios in feature {}", featureName);47 List<String> scenarios = this.scenarios.stream()48 .filter(scenario -> {49 boolean matches = scenario.feature.equals(featureName);50 LOGGER.debug("Scenario {} matches {} -> {}", scenario.feature, featureName, matches);51 return matches;52 })53 .map(scenario -> scenario.scenario)54 .collect(toList());55 if (scenarios.isEmpty()) {56 throw new IllegalArgumentException("Can't find feature '" + featureName + "' in this slice");57 }58 return ScenarioFilter.onScenarios(scenarios);59 }60 public WeightedCucumberScenarios filter(Predicate<WeightedCucumberScenario> predicate) {61 return new WeightedCucumberScenarios(scenarios.stream().filter(predicate).collect(toList()));62 }63 @Override64 public int hashCode() {65 return HashCodeBuilder.reflectionHashCode(this);66 }67 @Override68 public boolean equals(Object obj) {69 return reflectionEquals(this, obj);70 }71 @Override72 public String toString() {73 return ToStringBuilder.reflectionToString(this);74 }75 private static Comparator<WeightedCucumberScenario> bySlowestFirst() {76 return (item1, item2) -> compare(item2.weighting(), item1.weighting());77 }78 private static Comparator<List<WeightedCucumberScenario>> byLowestSumOfDurationFirst() {79 return (item1, item2) -> compare(item1.stream().map(WeightedCucumberScenario::weighting).reduce(ZERO, BigDecimal::add),80 item2.stream().map(WeightedCucumberScenario::weighting).reduce(ZERO, BigDecimal::add));81 }82 public int totalScenarioCount() {83 return scenarios.stream().map(scenario -> scenario.scenarioCount).reduce(0, Integer::sum);84 }85}...
Source: CucumberScenarioLoader.java
...20import static java.util.Arrays.asList;21import static java.util.stream.Collectors.toList;22import static java.util.stream.Collectors.toSet;23/**24 * Reads cucumber feature files and breaks them down into a collection of scenarios (WeightedCucumberScenarios).25 */26public class CucumberScenarioLoader {27 private static final Logger LOGGER = LoggerFactory.getLogger(CucumberScenarioLoader.class);28 private final List<URI> featurePaths;29 private final TestStatistics statistics;30 public CucumberScenarioLoader(List<URI> featurePaths, TestStatistics statistics) {31 this.featurePaths = featurePaths;32 this.statistics = statistics;33 }34 public WeightedCucumberScenarios load() {35 LOGGER.debug("Feature paths are {}", featurePaths);36 ResourceLoader resourceLoader = new MultiLoader(CucumberSuiteSlicer.class.getClassLoader());37 List<WeightedCucumberScenario> weightedCucumberScenarios = new FeatureLoader(resourceLoader).load(featurePaths).stream()38 .map(getScenarios())39 .flatMap(List::stream)40 .collect(toList());41 return new WeightedCucumberScenarios(weightedCucumberScenarios);42 }43 private Function<CucumberFeature, List<WeightedCucumberScenario>> getScenarios() {44 return cucumberFeature -> {45 try {46 return (cucumberFeature.getGherkinFeature().getFeature() == null) ? Collections.emptyList() : cucumberFeature.getGherkinFeature().getFeature().getChildren()47 .stream()48 .filter(child -> asList(ScenarioOutline.class, Scenario.class).contains(child.getClass()))49 .map(scenarioDefinition -> new WeightedCucumberScenario(50 PathUtils.getAsFile(cucumberFeature.getUri()).getName(),51 cucumberFeature.getGherkinFeature().getFeature().getName(),52 scenarioDefinition.getName(),53 scenarioWeightFor(cucumberFeature, scenarioDefinition),54 tagsFor(cucumberFeature, scenarioDefinition),55 scenarioCountFor(scenarioDefinition)))56 .collect(toList());57 } catch (Exception e) {58 throw new IllegalStateException(String.format("Could not extract scenarios from %s", cucumberFeature.getUri()), e);59 }60 };61 }62 private int scenarioCountFor(ScenarioDefinition scenarioDefinition) {63 if (scenarioDefinition instanceof ScenarioOutline) {...
...7import static org.hamcrest.collection.IsCollectionWithSize.hasSize;8import static org.hamcrest.core.Is.is;9import static org.junit.Assert.assertThat;10import static org.junit.Assert.fail;11public class WeightedCucumberScenariosTest {12 @Test13 public void slicingMoreThinlyThanTheNumberOfScenariosShouldResultInSomeEmptySlices() {14 WeightedCucumberScenario weightedCucumberScenario = new WeightedCucumberScenario("test.feature", "featurename", "scenarioname", BigDecimal.ONE, emptySet(), 0);15 List<WeightedCucumberScenario> scenarios = Collections.singletonList(weightedCucumberScenario);16 WeightedCucumberScenarios oneScenario = new WeightedCucumberScenarios(scenarios);17 List<WeightedCucumberScenarios> weightedCucumberScenarios = oneScenario.sliceInto(100);18 assertThat(weightedCucumberScenarios, hasSize(100));19 assertThat(weightedCucumberScenarios.get(0).scenarios, hasSize(1));20 assertThat(weightedCucumberScenarios.get(0).scenarios.get(0), is(weightedCucumberScenario));21 assertThat(weightedCucumberScenarios.get(1).scenarios, hasSize(0));22 assertThat(weightedCucumberScenarios.get(99).scenarios, hasSize(0));23 }24 @Test25 public void slicingASliceIntoOneSliceOfOneShouldBeTheSameAsAllScenarios() {26 List<WeightedCucumberScenario> scenarios = Collections.singletonList(new WeightedCucumberScenario("test.feature", "featurename", "scenarioname", BigDecimal.ONE, emptySet(), 0));27 WeightedCucumberScenarios oneScenario = new WeightedCucumberScenarios(scenarios);28 WeightedCucumberScenarios fork1 = oneScenario.slice(1).of(1);29 assertThat(oneScenario, is(fork1));30 }31}...
Source: MatchingCucumberScenario.java
...3import org.hamcrest.TypeSafeMatcher;4import java.util.HashSet;5import java.util.Set;6import static java.util.Arrays.asList;7public class MatchingCucumberScenario extends TypeSafeMatcher<WeightedCucumberScenario> {8 private String featurePath;9 private String feature;10 private String scenario;11 private Set<String> tags;12 private MatchingCucumberScenario() {13 }14 public static MatchingCucumberScenario with() {15 return new MatchingCucumberScenario();16 }17 public MatchingCucumberScenario featurePath(String featurePath) {18 this.featurePath = featurePath;19 return this;20 }21 public MatchingCucumberScenario feature(String feature) {22 this.feature = feature;23 return this;24 }25 public MatchingCucumberScenario scenario(String scenario) {26 this.scenario = scenario;27 return this;28 }29 @Override30 protected boolean matchesSafely(WeightedCucumberScenario weightedCucumberScenario) {31 return (feature == null || feature.equals(weightedCucumberScenario.feature)) &&32 (featurePath == null || featurePath.equals(weightedCucumberScenario.featurePath)) &&33 (scenario == null || scenario.equals(weightedCucumberScenario.scenario)) &&34 (tags == null || tags.equals(weightedCucumberScenario.tags));35 }36 @Override37 public void describeTo(Description description) {38 description.appendText("A WeightedCucumberScenario matching: featurePath: " + featurePath +39 ", feature: " + feature);40 }41 public MatchingCucumberScenario tags(String... tags) {42 this.tags = new HashSet<>(asList(tags));43 return this;44 }45}...
Source: WeightedCucumberScenario.java
...3import java.math.BigDecimal;4import java.util.Set;5import static org.apache.commons.lang3.builder.EqualsBuilder.reflectionEquals;6import static org.apache.commons.lang3.builder.ToStringBuilder.reflectionToString;7public class WeightedCucumberScenario {8 public final String featurePath;9 public final String feature;10 public final String scenario;11 public final int scenarioCount;12 public final BigDecimal weighting;13 public final Set<String> tags;14 public WeightedCucumberScenario(String featurePath, String feature, String scenario, BigDecimal weighting, Set<String> tags, int scenarioCount) {15 this.featurePath = featurePath;16 this.feature = feature;17 this.scenario = scenario;18 this.weighting = weighting;19 this.tags = tags;20 this.scenarioCount = scenarioCount;21 }22 public BigDecimal weighting() {23 return weighting;24 }25 @Override26 public int hashCode() {27 return HashCodeBuilder.reflectionHashCode(this);28 }...
Source: CucumberSuiteSlicer.java
...10 public CucumberSuiteSlicer(List<URI> featurePaths, TestStatistics statistics) {11 this.featurePaths = featurePaths;12 this.statistics = statistics;13 }14 public WeightedCucumberScenarios scenarios(int batchNumber, int batchCount, int forkNumber, int forkCount, List<String> tagFilters) {15 return new CucumberScenarioLoader(featurePaths, statistics).load()16 .filter(forSuppliedTags(tagFilters))17 .slice(batchNumber).of(batchCount).slice(forkNumber).of(forkCount);18 }19 private Predicate<WeightedCucumberScenario> forSuppliedTags(List<String> tagFilters) {20 return cucumberScenario -> TagParser.parseFromTagFilters(tagFilters).evaluate(newArrayList(cucumberScenario.tags));21 }22}...
WeightedCucumberScenario
Using AI Code Generation
1import net.serenitybdd.cucumber.suiteslicing.WeightedCucumberScenario2import net.serenitybdd.cucumber.suiteslicing.WeightedCucumberScenario3import java.util.function.Supplier4public class WeightedScenarioSupplier implements Supplier<WeightedCucumberScenario> {5 public WeightedCucumberScenario get() {6 return new WeightedCucumberScenario("some.feature", 1);7 }8}9import net.serenitybdd.cucumber.suiteslicing.WeightedCucumberScenario10import net.serenitybdd.cucumber.suiteslicing.WeightedCucumberScenario11import java.util.function.Supplier12public class WeightedScenarioSupplier implements Supplier<WeightedCucumberScenario> {13 public WeightedCucumberScenario get() {14 return new WeightedCucumberScenario("some.feature", 1);15 }16}17import net.serenitybdd.cucumber.suiteslicing.WeightedCucumberScenario18import net.serenitybdd.cucumber.suiteslicing.WeightedCucumberScenario19import java.util.function.Supplier20public class WeightedScenarioSupplier implements Supplier<WeightedCucumberScenario> {21 public WeightedCucumberScenario get() {22 return new WeightedCucumberScenario("some.feature", 1);23 }24}25import net.serenitybdd.cucumber.suiteslicing.WeightedCucumberScenario26import net.serenitybdd.cucumber.suiteslicing.WeightedCucumberScenario27import java.util.function.Supplier28public class WeightedScenarioSupplier implements Supplier<WeightedCucumberScenario> {29 public WeightedCucumberScenario get() {30 return new WeightedCucumberScenario("some.feature", 1);31 }32}33import net.serenitybdd.cucumber.suiteslicing.WeightedCucumberScenario34import net.serenitybdd.cucumber.suiteslicing.WeightedCucumberScenario35import java.util.function.Supplier36public class WeightedScenarioSupplier implements Supplier<WeightedCucumberScenario> {37 public WeightedCucumberScenario get() {38 return new WeightedCucumberScenario("some.feature", 1);39 }40}41import net.serenitybdd.cucumber.suiteslicing.WeightedCucumberScenario42import net.serenitybdd.cucumber.suiteslicing.WeightedCucumberScenario43import java.util.function.Supplier
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This link should help, do not forget to give your definitions in glue section of the configuration.
https://johnfergusonsmart.com/running-cucumber-serenity-feature-files-directly-intellij/
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