feat: add Karate runner argument to ignore JUnit 5 no scenarios assertion

karate-core/src/main/java/com/intuit/karate/Runner.java

@@ -34,10 +34,11 @@
 import com.intuit.karate.http.HttpClientFactory;
 import com.intuit.karate.report.SuiteReports;
 import com.intuit.karate.resource.ResourceUtils;
+import org.slf4j.LoggerFactory;
+
 import java.io.File;
 import java.util.*;
 import java.util.stream.Collectors;
-import org.slf4j.LoggerFactory;
 
 /**
  *
@@ -112,6 +113,7 @@ public static class Builder<T extends Builder> {
         boolean outputCucumberJson;
         boolean dryRun;
         boolean debugMode;
+        boolean failWhenNoScenariosFound;
         Map<String, String> systemProperties;
         Map<String, Object> callSingleCache;
         Map<String, ScenarioCall.Result> callOnceCache;
@@ -145,6 +147,7 @@ public synchronized Builder copy() {
             b.outputCucumberJson = outputCucumberJson;
             b.dryRun = dryRun;
             b.debugMode = debugMode;
+            b.failWhenNoScenariosFound = failWhenNoScenariosFound;
             b.systemProperties = systemProperties;
             b.callSingleCache = callSingleCache;
             b.callOnceCache = callOnceCache;
@@ -436,6 +439,11 @@ public T debugMode(boolean value) {
             debugMode = value;
             return (T) this;
         }
+
+        public T failWhenNoScenariosFound(boolean value) {
+            failWhenNoScenariosFound = value;
+            return (T) this;
+        }
 
         public T callSingleCache(Map<String, Object> value) {
             callSingleCache = value;

karate-core/src/main/java/com/intuit/karate/Suite.java

@@ -28,36 +28,30 @@
 import com.intuit.karate.core.FeatureCall;
 import com.intuit.karate.core.FeatureResult;
 import com.intuit.karate.core.FeatureRuntime;
-import com.intuit.karate.driver.DriverRunner;
-import com.intuit.karate.report.ReportUtils;
 import com.intuit.karate.core.Scenario;
 import com.intuit.karate.core.ScenarioCall;
 import com.intuit.karate.core.ScenarioResult;
 import com.intuit.karate.core.ScenarioRuntime;
 import com.intuit.karate.core.Step;
 import com.intuit.karate.core.SyncExecutorService;
 import com.intuit.karate.core.Tags;
+import com.intuit.karate.driver.DriverRunner;
 import com.intuit.karate.http.HttpClientFactory;
+import com.intuit.karate.report.ReportUtils;
 import com.intuit.karate.report.SuiteReports;
 import com.intuit.karate.resource.Resource;
 import com.intuit.karate.resource.ResourceUtils;
+import org.slf4j.LoggerFactory;
+
 import java.io.File;
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
+import java.util.*;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicBoolean;
-import java.util.concurrent.locks.ReentrantLock;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
-import org.slf4j.LoggerFactory;
 
 import static java.util.function.Predicate.not;
 
@@ -78,6 +72,7 @@ public class Suite implements Runnable {
     public final String tagSelector;
     public final boolean dryRun;
     public final boolean debugMode;
+    public final boolean failWhenNoScenariosFound;
     public final File workingDir;
     public final String buildDir;
     public final String reportDir;
@@ -135,6 +130,7 @@ public Suite(Runner.Builder rb) {
         if (rb.forTempUse) {
             dryRun = false;
             debugMode = false;
+            failWhenNoScenariosFound = false;
             backupReportDir = false;
             outputHtmlReport = false;
             outputCucumberJson = false;
@@ -179,6 +175,7 @@ public Suite(Runner.Builder rb) {
             outputJunitXml = rb.outputJunitXml;
             dryRun = rb.dryRun;
             debugMode = rb.debugMode;
+            failWhenNoScenariosFound = rb.failWhenNoScenariosFound;
             classLoader = rb.classLoader;
             clientFactory = rb.clientFactory;
             env = rb.env;

karate-junit5/src/main/java/com/intuit/karate/junit5/Karate.java

@@ -25,7 +25,6 @@
 
 import com.intuit.karate.Runner;
 import com.intuit.karate.Suite;
-import com.intuit.karate.core.Feature;
 import com.intuit.karate.core.FeatureCall;
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.DynamicContainer;
@@ -68,7 +67,7 @@ public Iterator<DynamicNode> iterator() {
             DynamicNode node = DynamicContainer.dynamicContainer(testName, featureNode);
             list.add(node);
         }
-        if (list.isEmpty()) {
+        if (suite.failWhenNoScenariosFound && list.isEmpty()) {
             Assertions.fail("no features or scenarios found: " + this);
         }
         return list.iterator();

karate-junit5/src/test/java/karate/NoFeatureNoScenarioTest.java

@@ -0,0 +1,22 @@
+package karate;
+
+import com.intuit.karate.junit5.Karate;
+
+class NoFeatureNoScenarioTest {
+
+    @Karate.Test
+    Karate testHasScenariosWithFailWhenNoScenariosFound() {
+        return Karate.run("noFeatureNoScenario")
+                     .tags("@smoke")
+                     .failWhenNoScenariosFound(true)
+                     .relativeTo(getClass());
+    }
+
+    @Karate.Test
+    Karate testNoScenarios() {
+        return Karate.run("noFeatureNoScenario")
+                     .tags("@tagnotexist")
+                     .failWhenNoScenariosFound(false)
+                     .relativeTo(getClass());
+    }
+}

karate-junit5/src/test/java/karate/noFeatureNoScenario.feature

@@ -0,0 +1,5 @@
+Feature: ignoreJunitNoScenariosAssertion argument for Karate runner
+
+  @smoke
+  Scenario: smoke
+    * print 'smoke'