tests: added docs for tests runner's params, disabled output files

pom.xml

@@ -90,15 +90,36 @@
                     </configuration>
                 </plugin>
                 <plugin>
+                    <!-- tests runner -->
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-surefire-plugin</artifactId>
-                    <version>3.0.0-M5</version>
+                    <version>3.1.2</version>
-                    <!--
-                    for compatible with jacoco code coverage - argLine moved to properties section
                     <configuration>
+                        <!--
+                            printSummary: print elapsed time and other stats per test file
+                            - if you disable this, you will not be able to trace the name of the test
+                              from where the logs are printed
+                            - failed tests will be shown anyway
+                        -->
+                        <printSummary>true</printSummary>
+
+                        <!--
+                            reportFormat: summary format
+                            - brief: print total elapsed time only
+                            - plain: print brief + elapsed time for each test name
+                        -->
+                        <reportFormat>brief</reportFormat>
+
+                        <!--
+                            useFile: enable txt and xml reports in .\target\surefire-reports
+                            - useless, so disable it for more performance
+                        -->
+                        <useFile>false</useFile>
+
+                        <!-- for compatible with jacoco code coverage - argLine moved to properties section
                         <argLine>-Dfile.encoding=UTF-8</argLine>
+                        -->
                     </configuration>
-                    -->
                 </plugin>
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
@@ -204,7 +225,8 @@
 
         <!-- Sonar settings for code coverage. Must be only one report for all modules (use report-aggregate goal report from JaCoCo) -->
         <aggregate.report.dir>Mage.Verify/target/site/jacoco-aggregate/jacoco.xml</aggregate.report.dir>
-        <sonar.coverage.jacoco.xmlReportPaths>${project.basedir}/../${aggregate.report.dir}</sonar.coverage.jacoco.xmlReportPaths>
+        <sonar.coverage.jacoco.xmlReportPaths>${project.basedir}/../${aggregate.report.dir}
+        </sonar.coverage.jacoco.xmlReportPaths>
     </properties>
 
     <dependencies>