allow to disable "Testing started at <TIME>..." printing on test run

platform/smRunner/src/com/intellij/execution/testframework/sm/runner/SMTRunnerConsoleProperties.java

@@ -45,27 +45,44 @@ import org.jetbrains.annotations.Nullable;
 public class SMTRunnerConsoleProperties extends TestConsoleProperties implements SMStacktraceParser {
   private final RunConfiguration myConfiguration;
   protected final CompositeFilter myCustomFilter;
+  private final boolean myPrintTestingStartedTime;
 
   /**
    * @param config
    * @param testFrameworkName Prefix for storage which keeps runner settings. E.g. "RubyTestUnit"
    * @param executor
    */
-  public SMTRunnerConsoleProperties(@NotNull final RunConfiguration config,
-                                    @NotNull final String testFrameworkName,
-                                    @NotNull final Executor executor)
-  {
+  public SMTRunnerConsoleProperties(@NotNull RunConfiguration config,
+                                    @NotNull String testFrameworkName,
+                                    @NotNull Executor executor) {
+    this(config, testFrameworkName, executor, true);
+  }
+
+  /**
+   * @param config
+   * @param testFrameworkName Prefix for storage which keeps runner settings. E.g. "RubyTestUnit"
+   * @param executor
+   */
+  public SMTRunnerConsoleProperties(@NotNull RunConfiguration config,
+                                    @NotNull String testFrameworkName,
+                                    @NotNull Executor executor,
+                                    boolean printTestingStartedTime) {
     super(new Storage.PropertiesComponentStorage(testFrameworkName + "Support.", PropertiesComponent.getInstance()),
           config.getProject(),
           executor);
     myConfiguration = config;
     myCustomFilter = new CompositeFilter(config.getProject());
+    myPrintTestingStartedTime = printTestingStartedTime;
   }
 
   public RunConfiguration getConfiguration() {
     return myConfiguration;
   }
 
+  public boolean isPrintTestingStartedTime() {
+    return myPrintTestingStartedTime;
+  }
+
   @Override
   public Navigatable getErrorNavigatable(@NotNull final Project project, final @NotNull String stacktrace) {
     if (myCustomFilter.isEmpty()) {

platform/smRunner/src/com/intellij/execution/testframework/sm/runner/ui/SMTestRunnerResultsForm.java

@@ -19,10 +19,7 @@ import com.intellij.execution.configurations.RunConfiguration;
 import com.intellij.execution.runners.ExecutionEnvironment;
 import com.intellij.execution.testframework.*;
 import com.intellij.execution.testframework.sm.SMRunnerUtil;
-import com.intellij.execution.testframework.sm.runner.SMTRunnerEventsListener;
-import com.intellij.execution.testframework.sm.runner.SMTRunnerTreeBuilder;
-import com.intellij.execution.testframework.sm.runner.SMTRunnerTreeStructure;
-import com.intellij.execution.testframework.sm.runner.SMTestProxy;
+import com.intellij.execution.testframework.sm.runner.*;
 import com.intellij.execution.testframework.sm.runner.ui.statistics.StatisticsPanel;
 import com.intellij.execution.testframework.ui.AbstractTestTreeBuilder;
 import com.intellij.execution.testframework.ui.TestResultsPanel;
@@ -217,9 +214,15 @@ public class SMTestRunnerResultsForm extends TestResultsPanel
     selectAndNotify(myTestsRootNode);
 
     myStartTime = System.currentTimeMillis();
-    myTestsRootNode.addSystemOutput("Testing started at "
-                                    + DateFormatUtil.formatTime(myStartTime)
-                                    + " ...\n");
+    boolean printTestingStartedTime = true;
+    if (myConsoleProperties instanceof SMTRunnerConsoleProperties) {
+      printTestingStartedTime = ((SMTRunnerConsoleProperties) myConsoleProperties).isPrintTestingStartedTime();
+    }
+    if (printTestingStartedTime) {
+      myTestsRootNode.addSystemOutput("Testing started at "
+                                      + DateFormatUtil.formatTime(myStartTime)
+                                      + " ...\n");
+    }
 
     updateStatusLabel(false);
 

platform/smRunner/testSrc/com/intellij/execution/testframework/sm/runner/SMTRunnerConsoleTest.java

@@ -398,7 +398,7 @@ public class SMTRunnerConsoleTest extends BaseSMTRunnerTestCase {
 
     final MockPrinter mockPrinter1 = new MockPrinter(true);
     mockPrinter1.onNewAvailable(myTest1);
-    assertAllOutputs(mockPrinter1, "stdout1 ", "stderr1 ", "\nignored msg\n");
+    assertAllOutputs(mockPrinter1, "stdout1 ", "stderr1 ", "\nignored msg");
 
     //other output order
     final SMTestProxy myTest2 = startTestWithPrinter("my_test2");
@@ -406,10 +406,10 @@ public class SMTRunnerConsoleTest extends BaseSMTRunnerTestCase {
     myEventsProcessor.onTestOutput(new TestOutputEvent("my_test2", "stderr1 ", false));
     myEventsProcessor.onTestIgnored(new TestIgnoredEvent("my_test2", "ignored msg", null));
 
-    assertAllOutputs(myMockResettablePrinter, "stdout1 ", "stderr1 ", "\nignored msg\n");
+    assertAllOutputs(myMockResettablePrinter, "stdout1 ", "stderr1 ", "\nignored msg");
     final MockPrinter mockPrinter2 = new MockPrinter(true);
     mockPrinter2.onNewAvailable(myTest2);
-    assertAllOutputs(mockPrinter2, "stdout1 ", "stderr1 ", "\nignored msg\n");
+    assertAllOutputs(mockPrinter2, "stdout1 ", "stderr1 ", "\nignored msg");
   }
 
   public void testProcessor_OnIgnored_WithStacktrace() {