Make clean task recognize test coordinates (#677)

Author: dnestoro

tests/tck-build-logic/src/main/groovy/org.graalvm.internal.tck-harness.gradle

@@ -16,10 +16,11 @@ import org.graalvm.internal.tck.ConfigFilesChecker
 import org.graalvm.internal.tck.ScaffoldTask
 import org.graalvm.internal.tck.GrypeTask
 import org.graalvm.internal.tck.TestedVersionUpdaterTask
+import org.graalvm.internal.tck.harness.tasks.TestInvocationTask
 import org.graalvm.internal.tck.harness.tasks.CheckstyleInvocationTask
+import org.graalvm.internal.tck.harness.tasks.CleanInvocationTask
 import org.graalvm.internal.tck.updaters.FetchExistingLibrariesWithNewerVersionsTask
 import org.graalvm.internal.tck.updaters.GroupUnsupportedLibraries
-import org.graalvm.internal.tck.harness.tasks.TestInvocationTask
 
 
 import static org.graalvm.internal.tck.Utils.generateTaskName
@@ -63,6 +64,14 @@ for (String coordinates in matchingCoordinates) {
     checkstyle.configure {
         dependsOn(checkstyleTaskName)
     }
+
+    String cleanTaskName = generateTaskName("clean", coordinates)
+    if ((!tasks.getNames().contains(cleanTaskName))) {
+        tasks.register(cleanTaskName, CleanInvocationTask, coordinates)
+    }
+    clean.configure {
+        dependsOn(cleanTaskName)
+    }
 }
 
 // gradle diff -PbaseCommit=<base-commit> -PnewCommit=<new-commit>

tests/tck-build-logic/src/main/groovy/org/graalvm/internal/tck/harness/tasks/CleanInvocationTask.groovy

@@ -0,0 +1,25 @@
+package org.graalvm.internal.tck.harness.tasks
+
+import org.gradle.api.tasks.Input
+
+import javax.inject.Inject
+
+abstract class CleanInvocationTask extends AbstractSubprojectTask {
+
+    @Inject
+    CleanInvocationTask(String coordinates) {
+        super(coordinates)
+    }
+
+    @Override
+    @Input
+    List<String> getCommand() {
+        return [tckExtension.repoRoot.get().asFile.toPath().resolve("gradlew").toString(), "clean"]
+    }
+
+    @Override
+    protected String getErrorMessage(int exitCode) {
+        "Clean task failed"
+    }
+
+}