Improve time units

maven-surefire-common/src/main/java/org/apache/maven/plugin/surefire/booterclient/output/ForkClient.java

@@ -280,7 +280,7 @@ public void kill() {
      * Called in concurrent Thread.
      * Will shutdown if timeout was reached.
      *
-     * @param currentTimeMillis    current time in millis seconds
+     * @param currentTimeMillis    current time in milliseconds
      * @param forkedProcessTimeoutInSeconds timeout in seconds given by MOJO
      */
     public void tryToTimeout(long currentTimeMillis, int forkedProcessTimeoutInSeconds) {

maven-surefire-common/src/main/java/org/apache/maven/plugin/surefire/booterclient/output/ThreadedStreamConsumer.java

@@ -38,7 +38,7 @@
  * <br>
  * After applying the performance improvements with {@link QueueSynchronizer} the throughput becomes
  * 6.33 mega messages per second
- * (158 nano seconds per message, 5 million messages within 0.79 seconds - see the test ThreadedStreamConsumerTest)
+ * (158 nanoseconds per message, 5 million messages within 0.79 seconds - see the test ThreadedStreamConsumerTest)
  * on CPU i5 Dual Core 2.6 GHz and Oracle JDK 11.
  *
  * @author Kristian Rosenvold
@@ -114,7 +114,7 @@ public ThreadedStreamConsumer(EventHandler<Event> target) {
     @Override
     public void handleEvent(@Nonnull Event event) {
         // Do NOT call Thread.isAlive() - slow.
-        // It makes worse performance from 790 millis to 1250 millis for 5 million messages.
+        // It makes worse performance from 790 ms to 1250 ms for 5 million messages.
         if (!stop.get() && isAlive.get()) {
             synchronizer.pushNext(event);
         }

maven-surefire-common/src/test/java/org/apache/maven/plugin/surefire/booterclient/output/ThreadedStreamConsumerTest.java

@@ -73,7 +73,7 @@ public void run() {
         assertThat(countDown.await(3L, SECONDS)).isTrue();
 
         long t2 = System.currentTimeMillis();
-        System.out.println((t2 - t1) + " millis in testQueueSynchronizer()");
+        System.out.println("spent " + (t2 - t1) + " ms in testQueueSynchronizer()");
     }
 
     @Test
@@ -102,7 +102,7 @@ public void handleEvent(@Nonnull Event event) {
         assertThat(countDown.await(3L, SECONDS)).isTrue();
 
         long t2 = System.currentTimeMillis();
-        System.out.println((t2 - t1) + " millis in testThreadedStreamConsumer()");
+        System.out.println("spent " + (t2 - t1) + " ms in testThreadedStreamConsumer()");
 
         streamConsumer.close();
     }

maven-surefire-common/src/test/java/org/apache/maven/plugin/surefire/extensions/E2ETest.java

@@ -105,7 +105,7 @@ public void handleEvent(@Nonnull Event event) {
 
                     if (counter.get() == totalCalls - 64 * 1024) {
                         readTime.set(spent);
-                        System.out.println(spent + "ms on read");
+                        System.out.println("spent " + spent + " ms on read");
                         awaitHandlerFinished.countDown();
                     }
                 } catch (Exception e) {
@@ -148,7 +148,7 @@ public void writeTestOutput(OutputReportEntry reportEntry) {
                     long spent = t2 - t1;
                     // System.setOut( out );
                     // System.setErr( err );
-                    System.out.println(spent + "ms on write");
+                    System.out.println("spent " + spent + " ms on write");
                     awaitHandlerFinished.countDown();
                 } catch (Exception e) {
                     e.printStackTrace();
@@ -166,8 +166,8 @@ public void writeTestOutput(OutputReportEntry reportEntry) {
 
         // 1.0 seconds while using the encoder/decoder
         assertThat(readTime.get())
-                .describedAs("The performance test should assert 1.0s of read time. "
-                        + "The limit 6s guarantees that the read time does not exceed this limit on overloaded CPU.")
+                .describedAs("The performance test should assert 1.0 s of read time. "
+                        + "The limit 6 s guarantees that the read time does not exceed this limit on overloaded CPU.")
                 .isPositive()
                 .isLessThanOrEqualTo(6_000L);
     }

maven-surefire-common/src/test/java/org/apache/maven/plugin/surefire/extensions/EventConsumerThreadTest.java

@@ -112,12 +112,13 @@ public synchronized int read(ByteBuffer dst) {
         thread.join();
 
         long execTime = finishedAt[0] - staredAt[0];
-        System.out.println(execTime);
+        System.out.println("...executed in " + execTime + " ms");
 
         // 0.6 seconds while using the encoder/decoder for 10 million messages
         assertThat(execTime)
-                .describedAs("The performance test should assert 0.75s of read time. "
-                        + "The limit 3.65s guarantees that the read time does not exceed this limit on overloaded CPU.")
+                .describedAs(
+                        "The performance test should assert 0.75 s of read time. "
+                                + "The limit 3.65 s guarantees that the read time does not exceed this limit on overloaded CPU.")
                 .isPositive()
                 .isLessThanOrEqualTo(3_650L);
     }

surefire-api/src/main/java/org/apache/maven/surefire/api/report/ReportEntry.java

@@ -71,7 +71,7 @@ public interface ReportEntry {
      * Gets the runtime for the item. Optional parameter. If the value is not set, it will be determined within
      * the reporting subsystem. Some providers like to calculate this value themselves, and it gets the
      * most accurate value.
-     * @return duration of a test in milli seconds
+     * @return duration of a test in milliseconds
      */
     Integer getElapsed();
 

surefire-api/src/main/java/org/apache/maven/surefire/api/util/SureFireFileManager.java

@@ -36,7 +36,7 @@ private static TempFileManager create() {
         String subDirName = "surefire";
 
         // create directory name suffix from legal chars in the current user name
-        // or a millisecond timestamp as fallback
+        // or a timestamp with millisecond resolution as fallback
         String userSuffix = Stream.of("user.name", "USER", "USERNAME")
                 .map(System::getProperty)
                 .filter(Objects::nonNull)

surefire-api/src/test/java/org/apache/maven/surefire/api/stream/AbstractStreamDecoderTest.java

@@ -372,7 +372,7 @@ public void shouldDecode100Bytes() throws Exception {
             ((Buffer) chars).clear();
         }
         long l2 = System.currentTimeMillis();
-        System.out.println("decoded 100 bytes within " + (l2 - l1) + " millis (10 million cycles)");
+        System.out.println("decoded 100 bytes within " + (l2 - l1) + " ms (10 million cycles)");
         assertThat(s).isEqualTo(PATTERN1);
     }
 

surefire-api/src/test/java/org/apache/maven/surefire/api/util/internal/AsyncSocketTest.java

@@ -133,13 +133,13 @@ public void run() {
                         long spent = t2 - t1;
 
                         if (i % 100_000 == 0) {
-                            System.out.println(spent + "ms: " + i);
+                            System.out.println("spent " + spent + " ms: " + i);
                         }
                     }
                     os.flush();
                     long spent = System.currentTimeMillis() - t1;
                     writeTime.set(spent);
-                    System.out.println(spent + "ms: " + i);
+                    System.out.println("spent " + spent + " ms: " + i);
                 } catch (IOException e) {
                     e.printStackTrace();
                 }
@@ -156,12 +156,12 @@ public void run() {
         worker.close();
         server.close();
 
-        // 160 millis on write using the asynchronous sockets
-        // 320 millis on NIO blocking sockets
+        // 160 milliseconds on write using the asynchronous sockets
+        // 320 milliseconds on NIO blocking sockets
         assertThat(writeTime.get()).isLessThan(1000L);
 
-        // 160 millis on read using the asynchronous sockets
-        // 320 millis on NIO blocking sockets
+        // 160 milliseconds on read using the asynchronous sockets
+        // 320 milliseconds on NIO blocking sockets
         assertThat(readTime.get()).isLessThan(1000L);
     }
 
@@ -181,8 +181,8 @@ private void client() throws Exception {
         long t2 = System.currentTimeMillis();
         long spent = t2 - t1;
         readTime.set(spent);
-        System.out.println(new String(bytes.get(bytes.size() - 1)));
-        System.out.println("received within " + spent + "ms");
+        System.out.println("string read: " + new String(bytes.get(bytes.size() - 1)));
+        System.out.println("received within " + spent + " ms");
         clientSocketChannel.close();
         barrier.countDown();
     }

surefire-booter/src/test/java/org/apache/maven/surefire/booter/PpidCheckerTest.java

@@ -122,7 +122,7 @@ public void shouldHavePid() throws Exception {
                         ? unixProcessInfo(expectedPid, 0L)
                         : windowsProcessInfo(expectedPid, windowsProcessStartTime(checker)));
 
-        // the etime in Unix is measured in seconds. So let's wait 1s at least.
+        // the etime in Unix is measured in seconds. So let's wait 1 s at least.
         SECONDS.sleep(1L);
 
         ProcessInfo processInfo = IS_OS_UNIX ? checker.unix() : checker.windows();

surefire-its/src/test/resources/reporters/src/test/java/reporters/Test1.java

@@ -5,7 +5,7 @@
 public class Test1 extends TestCase
 {
     public void test6281() {
-        System.out.println( "Test1 on" + Thread.currentThread().getName());
+        System.out.println( "Test1 on " + Thread.currentThread().getName());
     }
 
 }

surefire-its/src/test/resources/reporters/src/test/java/reporters/Test2.java

@@ -25,6 +25,6 @@
 public class Test2 extends TestCase
 {
     public void test6281() {
-        System.out.println( "Test2 on" + Thread.currentThread().getName());
+        System.out.println( "Test2 on " + Thread.currentThread().getName());
     }
 }

surefire-its/src/test/resources/testng-parallel-with-annotations/src/test/java/testng/paralellwithannotations/TestNGParallelTest.java

@@ -54,7 +54,7 @@ public void checkTestResults()
         assertTrue( testCount == INVOCATION_COUNT, "Expected test to be run 3 times, but was " + testCount );
         // Note, this can be < 6000 on Windows.
         assertTrue( runtime < INVOCATION_COUNT * DELAY - 300L,
-                "Runtime was " + runtime + ". It should be a little over 3000ms but less than 6000ms." );
+                "Runtime was " + runtime + ". It should be a little over 3000 ms but less than 6000 ms." );
     }
 
     @Test( threadPoolSize = THREAD_POOL_SIZE, invocationCount = INVOCATION_COUNT )

surefire-providers/surefire-junit47/src/test/java/org/apache/maven/surefire/junitcore/pc/ParallelComputerBuilderTest.java

@@ -288,7 +288,7 @@ public void separatePoolsWithSuiteAndClass() {
 
         // 6 methods altogether.
         // 2 groups with 3 threads.
-        // Each group takes 0.5s.
+        // Each group takes 0.5 s.
         ParallelComputerBuilder.PC computer = (ParallelComputerBuilder.PC) parallelComputerBuilder.buildComputer();
         final JUnitCore core = new JUnitCore();
         final long t1 = systemMillis();

surefire-providers/surefire-junit47/src/test/java/org/apache/maven/surefire/junitcore/pc/ParallelComputerUtilTest.java

@@ -912,8 +912,8 @@ public void withoutShutdown() {
 
     @Test
     public void shutdown() throws TestSetFailedException {
-        // The JUnitCore returns after 2.5s.
-        // The test-methods in TestClass are NOT interrupted, and return normally after 5s.
+        // The JUnitCore returns after 2.5 s.
+        // The test-methods in TestClass are NOT interrupted, and return normally after 5 s.
         Map<String, String> properties = new HashMap<>();
         properties.put(PARALLEL_KEY, "methods");
         properties.put(THREADCOUNTMETHODS_KEY, "2");
@@ -937,7 +937,7 @@ public void shutdown() throws TestSetFailedException {
 
     @Test
     public void forcedShutdown() throws TestSetFailedException {
-        // The JUnitCore returns after 2.5s, and the test-methods in TestClass are interrupted.
+        // The JUnitCore returns after 2.5 s, and the test-methods in TestClass are interrupted.
         Map<String, String> properties = new HashMap<>();
         properties.put(PARALLEL_KEY, "methods");
         properties.put(THREADCOUNTMETHODS_KEY, "2");
@@ -961,9 +961,9 @@ public void forcedShutdown() throws TestSetFailedException {
 
     @Test
     public void timeoutAndForcedShutdown() throws TestSetFailedException {
-        // The JUnitCore returns after 3.5s and the test-methods in TestClass are timed out after 2.5s.
-        // No new test methods are scheduled for execution after 2.5s.
-        // Interruption of test methods after 3.5s.
+        // The JUnitCore returns after 3.5 s and the test-methods in TestClass are timed out after 2.5 s.
+        // No new test methods are scheduled for execution after 2.5 s.
+        // Interruption of test methods after 3.5 s.
         Map<String, String> properties = new HashMap<>();
         properties.put(PARALLEL_KEY, "methods");
         properties.put(THREADCOUNTMETHODS_KEY, "2");
@@ -988,7 +988,7 @@ public void timeoutAndForcedShutdown() throws TestSetFailedException {
 
     @Test
     public void forcedTimeoutAndShutdown() throws Exception {
-        // The JUnitCore returns after 3.5s and the test-methods in TestClass are interrupted after 3.5s.
+        // The JUnitCore returns after 3.5 s and the test-methods in TestClass are interrupted after 3.5 s.
         Map<String, String> properties = new HashMap<>();
         properties.put(PARALLEL_KEY, "methods");
         properties.put(THREADCOUNTMETHODS_KEY, "2");