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Faster StopWatchTest

This commit is contained in:
Gary Gregory 2024-09-04 11:59:00 -04:00
parent ba4c2cf737
commit edddaeb054
1 changed files with 26 additions and 25 deletions
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51
src/test/java/org/apache/commons/lang3/time/StopWatchTest.java
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@ -46,7 +46,7 @@ import org.junit.jupiter.api.Test;
public class StopWatchTest extends AbstractLangTest {
private static final int SPLIT_CLOCK_STR_LEN = 12;
private static final Duration TWO_MILLISECOND = Duration.ofMillis(2);
private static final Duration MIN_DURATION = Duration.ofMillis(20);
private static final Duration MILLIS_550 = Duration.ofMillis(550);
private static final String MESSAGE = "Baking cookies";
private static final String ZERO_HOURS_PREFIX = "00:";
@ -162,7 +162,7 @@ public class StopWatchTest extends AbstractLangTest {
@Test
public void testFormatSplitTime() {
final StopWatch watch = StopWatch.createStarted();
ThreadUtils.sleepQuietly(TWO_MILLISECOND);
ThreadUtils.sleepQuietly(MIN_DURATION);
watch.split();
final String formatSplitTime = watch.formatSplitTime();
assertNotEquals(ZERO_TIME_ELAPSED, formatSplitTime);
@ -173,7 +173,7 @@ public class StopWatchTest extends AbstractLangTest {
public void testFormatSplitTimeWithMessage() {
final StopWatch watch = new StopWatch(MESSAGE);
watch.start();
ThreadUtils.sleepQuietly(TWO_MILLISECOND);
ThreadUtils.sleepQuietly(MIN_DURATION);
watch.split();
final String formatSplitTime = watch.formatSplitTime();
assertThat("formatSplitTime", formatSplitTime, not(startsWith(MESSAGE)));
@ -201,7 +201,7 @@ public class StopWatchTest extends AbstractLangTest {
assertEquals(Duration.ZERO, watch.getDuration());
assertEquals(ZERO_TIME_ELAPSED, watch.toString());
watch.start();
sleep(TWO_MILLISECOND);
sleep(MIN_DURATION);
final long nanos = watch.getNanoTime();
assertTrue(nanos > 0, () -> "getNanoTime(): " + nanos);
assertTrue(DurationUtils.isPositive(watch.getDuration()));
@ -251,7 +251,7 @@ public class StopWatchTest extends AbstractLangTest {
assertEquals(0, watch.getTime());
assertEquals(ZERO_TIME_ELAPSED, watch.toString());
watch.start();
sleep(TWO_MILLISECOND);
sleep(MIN_DURATION);
final long time = watch.getTime();
assertTrue(time > 0, () -> "getTime() millis: " + time);
assertTrue(time < 2000, () -> "getTime() millis: " + time);
@ -276,11 +276,11 @@ public class StopWatchTest extends AbstractLangTest {
@Test
public void testLang315() throws InterruptedException {
final StopWatch watch = StopWatch.createStarted();
sleep(TWO_MILLISECOND);
sleep(MIN_DURATION);
watch.suspend();
final long suspendTime = watch.getTime();
final Duration suspendDuration = watch.getDuration();
sleep(TWO_MILLISECOND);
sleep(MIN_DURATION);
watch.stop();
final long totalTime = watch.getTime();
final Duration totalDuration = watch.getDuration();
@ -302,14 +302,14 @@ public class StopWatchTest extends AbstractLangTest {
@Test
public void testSimple() throws InterruptedException {
final StopWatch watch = StopWatch.createStarted();
final Duration sleepDuration = TWO_MILLISECOND;
final Duration sleepDuration = MIN_DURATION;
sleep(sleepDuration);
watch.stop();
final long time = watch.getTime();
final Duration duration = watch.getDuration();
assertEquals(time, watch.getTime());
assertEquals(duration, watch.getDuration());
assertTrue(duration.compareTo(sleepDuration) > 0);
assertTrue(duration.compareTo(sleepDuration) >= 0, () -> "duration: " + duration);
watch.reset();
assertEquals(0, watch.getTime());
assertEquals(Duration.ZERO, watch.getDuration());
@ -318,25 +318,26 @@ public class StopWatchTest extends AbstractLangTest {
@Test
public void testSplit() throws InterruptedException {
final StopWatch watch = StopWatch.createStarted();
sleep(MILLIS_550);
// slept ~550 millis
final Duration sleepDuration = MIN_DURATION;
final long sleepMillis = sleepDuration.toMillis();
assertTrue(sleepMillis > 0);
sleep(sleepDuration);
watch.split();
final long splitTime = watch.getSplitTime();
final Duration splitDuration = watch.getSplitDuration();
assertEquals(splitTime, watch.getSplitDuration().toMillis());
assertEquals(SPLIT_CLOCK_STR_LEN, watch.toSplitString().length(), "Formatted split string not the correct length");
sleep(MILLIS_550);
// slept ~1100 millis
sleep(sleepDuration);
watch.unsplit();
sleep(MILLIS_550);
// slept ~1650 millis
sleep(sleepDuration);
watch.stop();
final long totalTime = watch.getTime();
final Duration totalDuration = watch.getDuration();
assertThat("splitTime", splitTime, allOf(greaterThanOrEqualTo(500L), lessThan(1000L)));
assertThat("splitDuration", splitDuration.toMillis(), allOf(greaterThanOrEqualTo(500L), lessThan(1000L)));
assertThat("totalTime", totalTime, allOf(greaterThanOrEqualTo(1500L), lessThan(2100L)));
assertThat("totalDuration", totalDuration.toMillis(), allOf(greaterThanOrEqualTo(1500L), lessThan(2100L)));
assertTrue(splitTime >= sleepMillis, () -> "splitTime: " + splitTime);
assertTrue(splitDuration.toMillis() >= sleepMillis, () -> "splitDuration: " + splitDuration);
final long sleepMillisX3 = sleepMillis * 3;
assertTrue(totalTime >= sleepMillisX3 && splitTime < 21000);
assertTrue(totalDuration.toMillis() >= sleepMillisX3);
}
@Test
@ -349,7 +350,7 @@ public class StopWatchTest extends AbstractLangTest {
public void testStopInstantSimple() throws InterruptedException {
final StopWatch watch = StopWatch.createStarted();
final long testStartMillis = System.currentTimeMillis();
sleep(TWO_MILLISECOND);
sleep(MIN_DURATION);
watch.stop();
final long testEndMillis = System.currentTimeMillis();
final Instant stopTime = watch.getStopInstant();
@ -363,7 +364,7 @@ public class StopWatchTest extends AbstractLangTest {
public void testStopTimeSimple() throws InterruptedException {
final StopWatch watch = StopWatch.createStarted();
final long testStartMillis = System.currentTimeMillis();
sleep(TWO_MILLISECOND);
sleep(MIN_DURATION);
watch.stop();
final long testEndMillis = System.currentTimeMillis();
final long stopTime = watch.getStopTime();
@ -416,7 +417,7 @@ public class StopWatchTest extends AbstractLangTest {
@Test
public void testToSplitString() throws InterruptedException {
final StopWatch watch = StopWatch.createStarted();
sleep(TWO_MILLISECOND);
sleep(MIN_DURATION);
watch.split();
final String splitStr = watch.toSplitString();
assertEquals(SPLIT_CLOCK_STR_LEN, splitStr.length(), "Formatted split string not the correct length");
@ -426,7 +427,7 @@ public class StopWatchTest extends AbstractLangTest {
public void testToSplitStringWithMessage() throws InterruptedException {
final StopWatch watch = new StopWatch(MESSAGE);
watch.start();
sleep(TWO_MILLISECOND);
sleep(MIN_DURATION);
watch.split();
final String splitStr = watch.toSplitString();
assertEquals(SPLIT_CLOCK_STR_LEN + MESSAGE.length() + 1, splitStr.length(), "Formatted split string not the correct length");
@ -436,7 +437,7 @@ public class StopWatchTest extends AbstractLangTest {
public void testToString() throws InterruptedException {
//
final StopWatch watch = StopWatch.createStarted();
sleep(TWO_MILLISECOND);
sleep(MIN_DURATION);
watch.split();
final String splitStr = watch.toString();
assertEquals(SPLIT_CLOCK_STR_LEN, splitStr.length(), "Formatted split string not the correct length");
@ -448,7 +449,7 @@ public class StopWatchTest extends AbstractLangTest {
//
final StopWatch watch = new StopWatch(MESSAGE);
watch.start();
sleep(TWO_MILLISECOND);
sleep(MIN_DURATION);
watch.split();
final String splitStr = watch.toString();
assertEquals(SPLIT_CLOCK_STR_LEN + MESSAGE.length() + 1, splitStr.length(), "Formatted split string not the correct length");