add tool to batch execute tests with keep running flag

src/main/groovy/betsy/tools/BatchTestRunningEngines.java

@@ -0,0 +1,64 @@
+package betsy.tools;
+
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.nio.file.StandardOpenOption;
+import java.util.List;
+
+import betsy.bpmn.BPMNMain;
+import betsy.bpmn.engines.AbstractBPMNEngine;
+import betsy.bpmn.repositories.BPMNEngineRepository;
+import betsy.common.analytics.CsvReportLoader;
+import betsy.common.analytics.html.HtmlAnalytics;
+import betsy.common.analytics.model.CsvReport;
+import betsy.common.tasks.WaitTasks;
+import betsy.common.tasks.ZipTasks;
+
+/**
+ * Tool to batch execute tests without reinstall/restart of engines between each test
+ */
+public class BatchTestRunningEngines {
+
+    public static void main(String[] args) throws IOException {
+        String enginesString = args[0];
+        String testsString = args[1];
+
+        long timestamp = System.currentTimeMillis();
+
+        Path globalResultFile = Paths.get("test-zips/"+timestamp+"_globalResults.csv");
+        Files.createFile(globalResultFile);
+
+        BPMNEngineRepository bpmnEngineRepository = new BPMNEngineRepository();
+        List<AbstractBPMNEngine> engines = bpmnEngineRepository.getByNames(enginesString.split(","));
+
+        for(AbstractBPMNEngine engine : engines) {
+            if(engine.isInstalled()) {
+                engine.uninstall();
+            }
+
+            engine.install();
+
+            engine.startup();
+
+            BPMNMain.main(engine.getEngineID(), testsString, "-k", "-r");
+
+            engine.shutdown();
+
+            appendResultsToGlobalFile(globalResultFile, Paths.get("test/reports/results.csv"));
+
+            WaitTasks.sleep(5000);
+
+            ZipTasks.zipFolder(Paths.get("test-zips/"+engine.getEngineID()+"_"+timestamp+"-test.zip"),Paths.get("test"));
+
+        }
+
+        new HtmlAnalytics(new CsvReportLoader(globalResultFile, new CsvReport()).load()).toHtmlReport(Paths.get("test-zips/"+timestamp+"_globalReport.html"));
+    }
+
+    private static void appendResultsToGlobalFile(Path target, Path toAdd) throws IOException {
+        Files.write(target, Files.readAllLines(toAdd, StandardCharsets.UTF_8), StandardOpenOption.APPEND);
+    }
+}