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io.cucumber.core.plugin.Stats Maven / Gradle / Ivy
package io.cucumber.core.plugin;
import io.cucumber.plugin.ColorAware;
import io.cucumber.plugin.ConcurrentEventListener;
import io.cucumber.plugin.event.EventPublisher;
import io.cucumber.plugin.event.PickleStepTestStep;
import io.cucumber.plugin.event.Result;
import io.cucumber.plugin.event.Status;
import io.cucumber.plugin.event.TestCase;
import io.cucumber.plugin.event.TestCaseFinished;
import io.cucumber.plugin.event.TestRunFinished;
import io.cucumber.plugin.event.TestRunStarted;
import io.cucumber.plugin.event.TestStepFinished;
import java.io.PrintStream;
import java.text.DecimalFormat;
import java.text.DecimalFormatSymbols;
import java.time.Duration;
import java.time.Instant;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
import static io.cucumber.core.plugin.Formats.ansi;
import static io.cucumber.core.plugin.Formats.monochrome;
import static java.util.Locale.ROOT;
import static java.util.concurrent.TimeUnit.SECONDS;
class Stats implements ConcurrentEventListener, ColorAware {
private static final long ONE_SECOND = SECONDS.toNanos(1);
private static final long ONE_MINUTE = 60 * ONE_SECOND;
private final SubCounts scenarioSubCounts = new SubCounts();
private final SubCounts stepSubCounts = new SubCounts();
private final Locale locale;
private final List failedScenarios = new ArrayList<>();
private final List ambiguousScenarios = new ArrayList<>();
private final List pendingScenarios = new ArrayList<>();
private final List undefinedScenarios = new ArrayList<>();
private final List errors = new ArrayList<>();
private Instant startTime = Instant.EPOCH;
private Duration totalDuration = Duration.ZERO;
private Formats formats = ansi();
Stats(Locale locale) {
this.locale = locale;
}
@Override
public void setMonochrome(boolean monochrome) {
formats = monochrome ? monochrome() : ansi();
}
@Override
public void setEventPublisher(EventPublisher publisher) {
publisher.registerHandlerFor(TestRunStarted.class, this::setStartTime);
publisher.registerHandlerFor(TestStepFinished.class, this::addStepResult);
publisher.registerHandlerFor(TestCaseFinished.class, this::addScenario);
publisher.registerHandlerFor(TestRunFinished.class, this::setFinishTime);
}
private void setStartTime(TestRunStarted event) {
setStartTime(event.getInstant());
}
private void addStepResult(TestStepFinished event) {
Result result = event.getResult();
if (result.getError() != null) {
addError(result.getError());
}
if (event.getTestStep() instanceof PickleStepTestStep) {
addStep(result.getStatus());
}
}
private void addScenario(TestCaseFinished event) {
TestCase testCase = event.getTestCase();
addScenario(event.getResult().getStatus(), testCase);
}
private void setFinishTime(TestRunFinished event) {
setFinishTime(event.getInstant());
}
void setStartTime(Instant startTime) {
this.startTime = startTime;
}
private void addError(Throwable error) {
errors.add(error);
}
void addStep(Status resultStatus) {
addResultToSubCount(stepSubCounts, resultStatus);
}
void addScenario(Status resultStatus, TestCase testCase) {
addResultToSubCount(scenarioSubCounts, resultStatus);
switch (resultStatus) {
case FAILED:
failedScenarios.add(testCase);
break;
case AMBIGUOUS:
ambiguousScenarios.add(testCase);
break;
case PENDING:
pendingScenarios.add(testCase);
break;
case UNDEFINED:
undefinedScenarios.add(testCase);
break;
default:
// intentionally left blank
}
}
void setFinishTime(Instant finishTime) {
this.totalDuration = Duration.between(startTime, finishTime);
}
private void addResultToSubCount(SubCounts subCounts, Status resultStatus) {
switch (resultStatus) {
case FAILED:
subCounts.failed++;
break;
case AMBIGUOUS:
subCounts.ambiguous++;
break;
case PENDING:
subCounts.pending++;
break;
case UNDEFINED:
subCounts.undefined++;
break;
case SKIPPED:
subCounts.skipped++;
break;
default:
subCounts.passed++;
}
}
public List getErrors() {
return errors;
}
void printStats(PrintStream out) {
printNonZeroResultScenarios(out);
if (stepSubCounts.getTotal() == 0) {
out.println("0 Scenarios");
out.println("0 Steps");
} else {
printScenarioCounts(out);
printStepCounts(out);
}
printDuration(out);
}
private void printStepCounts(PrintStream out) {
out.print(stepSubCounts.getTotal());
out.print(" Steps (");
printSubCounts(out, stepSubCounts);
out.println(")");
}
private void printScenarioCounts(PrintStream out) {
out.print(scenarioSubCounts.getTotal());
out.print(" Scenarios (");
printSubCounts(out, scenarioSubCounts);
out.println(")");
}
private void printSubCounts(PrintStream out, SubCounts subCounts) {
boolean addComma = false;
addComma = printSubCount(out, subCounts.failed, Status.FAILED, addComma);
addComma = printSubCount(out, subCounts.ambiguous, Status.AMBIGUOUS, addComma);
addComma = printSubCount(out, subCounts.skipped, Status.SKIPPED, addComma);
addComma = printSubCount(out, subCounts.pending, Status.PENDING, addComma);
addComma = printSubCount(out, subCounts.undefined, Status.UNDEFINED, addComma);
addComma = printSubCount(out, subCounts.passed, Status.PASSED, addComma);
}
private boolean printSubCount(PrintStream out, int count, Status type, boolean addComma) {
if (count != 0) {
if (addComma) {
out.print(", ");
}
Format format = formats.get(type.name().toLowerCase(ROOT));
out.print(format.text(count + " " + type.name().toLowerCase(ROOT)));
addComma = true;
}
return addComma;
}
private void printDuration(PrintStream out) {
out.print(String.format("%dm", (totalDuration.toNanos() / ONE_MINUTE)));
DecimalFormat format = new DecimalFormat("0.000", new DecimalFormatSymbols(locale));
out.println(format.format(((double) (totalDuration.toNanos() % ONE_MINUTE) / ONE_SECOND)) + "s");
}
private void printNonZeroResultScenarios(PrintStream out) {
printScenarios(out, failedScenarios, Status.FAILED);
printScenarios(out, ambiguousScenarios, Status.AMBIGUOUS);
printScenarios(out, pendingScenarios, Status.PENDING);
printScenarios(out, undefinedScenarios, Status.UNDEFINED);
}
private void printScenarios(PrintStream out, List scenarios, Status type) {
Format format = formats.get(type.name().toLowerCase(ROOT));
if (!scenarios.isEmpty()) {
out.println(format.text(firstLetterCapitalizedName(type) + " scenarios:"));
}
for (TestCase scenario : scenarios) {
String location = scenario.getUri() + ":" + scenario.getLocation().getLine();
out.println(location + " # " + scenario.getName());
}
if (!scenarios.isEmpty()) {
out.println();
}
}
private String firstLetterCapitalizedName(Status status) {
String name = status.name();
return name.substring(0, 1) + name.substring(1).toLowerCase(ROOT);
}
static class SubCounts {
public int passed = 0;
public int failed = 0;
public int ambiguous = 0;
public int skipped = 0;
public int pending = 0;
public int undefined = 0;
int getTotal() {
return passed + failed + ambiguous + skipped + pending + undefined;
}
}
}
