Maven/Gradle-JUnit Integration: Support nested and toplevel non-public tests and stabiize result extraction

ide/projectapi/nbproject/project.properties

@@ -18,7 +18,7 @@
 is.autoload=true
 
 javac.compilerargs=-Xlint -Xlint:-serial
-javac.source=1.8
+javac.release=17
 javadoc.arch=${basedir}/arch.xml
 javadoc.apichanges=${basedir}/apichanges.xml
 

ide/projectapi/src/org/netbeans/spi/project/NestedClass.java

@@ -46,11 +46,16 @@ public final class NestedClass {
      * Creates a new instance holding the specified identification
      * of a nested class.
      *
-     * @param className name of a class inside the file
-     * @param topLevelClassName top level name of a class inside the file
+     * @param className name of a class inside the file. Can be an empty string
+     * if this NestedClass represents a top level element in the source file.
+     * This is relevant for Java, which allows multiple top level class
+     * declarations as long as they are not public. The class assumes, that the
+     * {@code className} follows java convention (i.e. is separated by dots).
+     * @param topLevelClassName top level name of a class inside the file.  This
+     * is the simple name without package qualification.
      * @param file file to be kept in the object
      * @exception  java.lang.IllegalArgumentException
-     *             if the file or class name is {@code null}
+     *             if the file, topLevelClassName or class name is {@code null}
      * @since 1.99
      */
     public NestedClass(String className, String topLevelClassName, FileObject file) {
@@ -90,7 +95,8 @@ public String getClassName() {
     }
 
     /**
-     * Returns name of a top level class within a file.
+     * Returns name of a top level class within a file. This is the simple name
+     * without package qualification.
      *
      * @return top level class name held by this object
      * @since 1.99
@@ -108,9 +114,19 @@ public String getTopLevelClassName() {
      * @since 1.99
      */
     public String getFQN(String packageName) {
-        return String.join(".", packageName, topLevelClassName, className);
+        String classNameSuffix;
+        if (className.isBlank()) {
+            classNameSuffix = topLevelClassName;
+        } else {
+            classNameSuffix = topLevelClassName + "." + className;
+        }
+        if (packageName.isBlank()) {
+            return classNameSuffix;
+        } else {
+            return String.join(".", packageName, classNameSuffix);
+        }
     }
-    
+
     /**
      * Returns fully qualified name.
      *
@@ -121,9 +137,19 @@ public String getFQN(String packageName) {
      * @since 1.99
      */
     public String getFQN(String packageName, String nestedClassSeparator) {
-        return String.join(".", packageName, String.join(nestedClassSeparator, topLevelClassName, className.replace(".", nestedClassSeparator)));
+        String classNameSuffix;
+        if (className.isBlank()) {
+            classNameSuffix = topLevelClassName;
+        } else {
+            classNameSuffix = topLevelClassName + nestedClassSeparator + className.replace(".", nestedClassSeparator);
+        }
+        if (packageName.isBlank()) {
+            return classNameSuffix;
+        } else {
+            return String.join(".", packageName, classNameSuffix);
+        }
     }
-    
+
     @Override
     public int hashCode() {
         int hash = 3;

java/gradle.test/nbproject/project.properties

@@ -16,6 +16,6 @@
 # under the License.
 
 is.eager=true
-javac.source=1.8
+javac.release=17
 javac.compilerargs=-Xlint -Xlint:-serial
 nbm.module.author=Laszlo Kishalmi

java/gradle.test/nbproject/project.xml

@@ -26,46 +26,46 @@
             <code-name-base>org.netbeans.modules.gradle.test</code-name-base>
             <module-dependencies>
                 <dependency>
-                    <code-name-base>org.netbeans.modules.libs.gradle</code-name-base>
+                    <code-name-base>org.netbeans.api.java.classpath</code-name-base>
+                    <build-prerequisite/>
                     <compile-dependency/>
                     <run-dependency>
-                        <release-version>8</release-version>
-                        <specification-version>8.0.1</specification-version>
+                        <release-version>1</release-version>
+                        <specification-version>1.41.1</specification-version>
                     </run-dependency>
                 </dependency>
                 <dependency>
-                    <code-name-base>org.netbeans.modules.gradle</code-name-base>
+                    <code-name-base>org.netbeans.libs.javacapi</code-name-base>
                     <build-prerequisite/>
                     <compile-dependency/>
                     <run-dependency>
-                        <release-version>2</release-version>
-                        <specification-version>2.0</specification-version>
+                        <specification-version>8.53</specification-version>
                     </run-dependency>
                 </dependency>
                 <dependency>
-                    <code-name-base>org.netbeans.modules.gradle.java</code-name-base>
+                    <code-name-base>org.netbeans.modules.extexecution</code-name-base>
                     <build-prerequisite/>
                     <compile-dependency/>
                     <run-dependency>
-                        <specification-version>1.17</specification-version>
+                        <release-version>2</release-version>
+                        <specification-version>1.45</specification-version>
                     </run-dependency>
                 </dependency>
                 <dependency>
-                    <code-name-base>org.netbeans.api.java.classpath</code-name-base>
+                    <code-name-base>org.netbeans.modules.gradle</code-name-base>
                     <build-prerequisite/>
                     <compile-dependency/>
                     <run-dependency>
-                        <release-version>1</release-version>
-                        <specification-version>1.41.1</specification-version>
+                        <release-version>2</release-version>
+                        <specification-version>2.0</specification-version>
                     </run-dependency>
                 </dependency>
                 <dependency>
-                    <code-name-base>org.netbeans.modules.extexecution</code-name-base>
+                    <code-name-base>org.netbeans.modules.gradle.java</code-name-base>
                     <build-prerequisite/>
                     <compile-dependency/>
                     <run-dependency>
-                        <release-version>2</release-version>
-                        <specification-version>1.45</specification-version>
+                        <specification-version>1.17</specification-version>
                     </run-dependency>
                 </dependency>
                 <dependency>
@@ -118,6 +118,14 @@
                         <specification-version>1.3.1</specification-version>
                     </run-dependency>
                 </dependency>
+                <dependency>
+                    <code-name-base>org.netbeans.modules.libs.gradle</code-name-base>
+                    <compile-dependency/>
+                    <run-dependency>
+                        <release-version>8</release-version>
+                        <specification-version>8.0.1</specification-version>
+                    </run-dependency>
+                </dependency>
                 <dependency>
                     <code-name-base>org.netbeans.modules.projectapi</code-name-base>
                     <build-prerequisite/>

java/gradle.test/src/org/netbeans/modules/gradle/test/GradleTestProgressListener.java

@@ -19,16 +19,17 @@
 
 package org.netbeans.modules.gradle.test;
 
+import java.nio.file.Path;
 import java.util.Arrays;
-import org.netbeans.modules.gradle.api.NbGradleProject;
 import java.util.Collection;
-import org.netbeans.modules.gradle.spi.GradleProgressListenerProvider;
 import java.util.EnumSet;
 import java.util.Map;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
+import java.util.stream.Collectors;
+import javax.lang.model.element.ElementKind;
 import org.gradle.tooling.Failure;
 import org.gradle.tooling.events.OperationDescriptor;
 import org.gradle.tooling.events.OperationType;
@@ -46,8 +47,15 @@
 import org.gradle.tooling.events.test.TestSkippedResult;
 import org.gradle.tooling.events.test.TestStartEvent;
 import org.gradle.tooling.events.test.TestSuccessResult;
+import org.netbeans.api.java.source.ClasspathInfo;
+import org.netbeans.api.java.source.ElementHandle;
+import org.netbeans.api.java.source.SourceUtils;
 import org.netbeans.api.project.Project;
 import org.netbeans.api.project.ProjectUtils;
+import org.netbeans.modules.gradle.api.NbGradleProject;
+import org.netbeans.modules.gradle.java.api.GradleJavaProject;
+import org.netbeans.modules.gradle.java.api.GradleJavaSourceSet.SourceType;
+import org.netbeans.modules.gradle.spi.GradleProgressListenerProvider;
 import org.netbeans.modules.gsf.testrunner.api.CommonUtils;
 import org.netbeans.modules.gsf.testrunner.api.CoreManager;
 import org.netbeans.modules.gsf.testrunner.api.Report;
@@ -57,6 +65,8 @@
 import org.netbeans.modules.gsf.testrunner.api.Testcase;
 import org.netbeans.modules.gsf.testrunner.api.Trouble;
 import org.netbeans.spi.project.ProjectServiceProvider;
+import org.openide.filesystems.FileObject;
+import org.openide.filesystems.FileUtil;
 import org.openide.util.Lookup;
 
 /**
@@ -68,8 +78,8 @@ public final class GradleTestProgressListener implements ProgressListener, Gradl
 
     private final Project project;
     private final Map<String, TestSession> sessions = new ConcurrentHashMap<>();
-
-    private Map<TestSession, Map<String, Testcase>> runningTests = new ConcurrentHashMap<>();
+    private final Map<TestSession, Map<String, TestSuite>> runningSuites = new ConcurrentHashMap<>();
+    private final Map<TestSession, Map<String, Testcase>> runningTests = new ConcurrentHashMap<>();
 
     public GradleTestProgressListener(Project project) {
         this.project = project;
@@ -190,13 +200,21 @@ private void suiteFinish(TestFinishEvent evt, JvmTestOperationDescriptor op) {
         TestSession session = sessions.get(getSessionKey(evt.getDescriptor()));
         assert session != null;
         TestOperationResult result = evt.getResult();
-        TestSuite currentSuite = session.getCurrentSuite();
         String suiteName = GradleTestSuite.suiteName(op);
-        if (suiteName.equals(currentSuite.getName())) {
+        // In the NetBeans wording a testsuite is the class grouping multiple
+        // methods (testcase). In the gradle wording a suite can be nested, for
+        // example the hieararchy can be:
+        // - Gradle Test Executor <Number> started
+        // - Test class <Class> started
+        // => We flatten the list (suites are registered base on executed
+        //    cases (see caseStart)
+        TestSuite testSuite = runningSuites.get(session).remove(suiteName);
+        if (testSuite != null) {
             Report report = session.getReport(result.getEndTime() - result.getStartTime());
-            session.finishSuite(currentSuite);
+            session.finishSuite(testSuite);
             CoreManager manager = getManager();
             if (manager != null) {
+                manager.displaySuiteRunning(session, testSuite);
                 manager.displayReport(session, report, true);
             }
         }
@@ -206,19 +224,21 @@ private void caseStart(TestStartEvent evt, JvmTestOperationDescriptor op) {
         TestSession session = sessions.get(getSessionKey(evt.getDescriptor()));
         assert session != null;
         assert op.getParent() != null;
-        TestSuite currentSuite = session.getCurrentSuite();
-        TestSuite newSuite = new GradleTestSuite(getSuiteOpDesc((JvmTestOperationDescriptor) op.getParent(), op.getClassName()));
-        if ((currentSuite == null) || !currentSuite.equals(newSuite)) {
-            session.addSuite(newSuite);
-            CoreManager manager = getManager();
-            if (manager != null) {
-                manager.displaySuiteRunning(session, newSuite);
-            }
+        String suiteName = GradleTestSuite.suiteName(op.getParent());
+        Map<String, TestSuite> sessionSuites = runningSuites.computeIfAbsent(session, s -> new ConcurrentHashMap<>());
+        TestSuite ts = sessionSuites.computeIfAbsent(suiteName, s -> {
+                    TestSuite suite = new GradleTestSuite(getSuiteOpDesc((JvmTestOperationDescriptor) op.getParent(), op.getClassName()));
+                    session.addSuite(suite);
+                    return suite;
+                });
+        CoreManager manager = getManager();
+        if (manager != null && sessionSuites.size() == 1) {
+            manager.displaySuiteRunning(session, ts);
         }
         Testcase tc = new GradleTestcase(op, session);
-        synchronized (this) {  
+        synchronized (this) {
             runningTests.get(session).put(getTestOpKey(op), tc);
-            session.addTestCase(tc);   
+            session.addTestCase(tc);
         }
     }
 
@@ -233,7 +253,7 @@ private void caseFinish(TestFinishEvent evt, JvmTestOperationDescriptor op) {
             TestOperationResult result = evt.getResult();
             long time = result.getEndTime() - result.getStartTime();
             tc.setTimeMillis(time);
-            tc.setLocation(searchLocation(op.getClassName(), op.getMethodName(), null));
+            tc.setLocation(searchLocation(tc, op.getClassName(), op.getMethodName(), null));
             if (result instanceof TestSuccessResult) {
                 tc.setStatus(Status.PASSED);
             }
@@ -261,7 +281,7 @@ private void caseFinish(TestFinishEvent evt, JvmTestOperationDescriptor op) {
                         stackTrace = desc.split("\\n");
                         trouble.setStackTrace(stackTrace);
                     }
-                    tc.setLocation(searchLocation(op.getClassName(), op.getMethodName(), stackTrace));
+                    tc.setLocation(searchLocation(tc, op.getClassName(), op.getMethodName(), stackTrace));
                     tc.setTrouble(trouble);
                 }
 
@@ -322,7 +342,39 @@ private static CoreManager getManager() {
 
     }
 
-    private String searchLocation(String className, String methodName, String[] stackTrace) {
+    private String searchLocation(Testcase tc, String className, String methodName, String[] stackTrace) {
+        Map<ClasspathInfo, Path> classpathInfo = Map.of();
+        NbGradleProject nbGradleProject = tc.getSession()
+                .getProject()
+                .getLookup()
+                .lookup(NbGradleProject.class);
+        GradleJavaProject gradleJavaProject = nbGradleProject != null ? nbGradleProject.projectLookup(GradleJavaProject.class) : null;
+        if (gradleJavaProject != null) {
+            classpathInfo = gradleJavaProject
+                    .getSourceSets()
+                    .values()
+                    .stream()
+                    .flatMap(gradleJavaSourceSet -> gradleJavaSourceSet.getSourceDirs(SourceType.JAVA).stream())
+                    .collect(
+                            Collectors.toMap(
+                                    f -> ClasspathInfo.create(f),
+                                    f -> f.toPath()
+                            )
+                    );
+        }
+
+        String relativePath = null;
+        for (Map.Entry<ClasspathInfo, Path> ci : classpathInfo.entrySet()) {
+            FileObject fo = SourceUtils.getFile(ElementHandle.createTypeElementHandle(ElementKind.CLASS, className), ci.getKey());
+            if (fo != null) {
+                relativePath = ci.getValue().relativize(FileUtil.toFile(fo).toPath()).toString();
+                break;
+            }
+        }
+        if (relativePath != null) {
+            return relativePath;
+        }
+
         StringBuilder ret = new StringBuilder(className.length() + methodName.length() + 10);
         String fileName = null;
         String line = null;