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Merge pull request junit-team#323 from stefanbirkner/assumption
Fixes junit-teamgh-121 (ExpectedException handles JUnit exceptions)
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159 changes: 159 additions & 0 deletions
159
src/test/java/org/junit/tests/experimental/rules/EventCollector.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,159 @@ | ||
| package org.junit.tests.experimental.rules; | ||
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| import static org.hamcrest.core.IsEqual.equalTo; | ||
| import static org.junit.matchers.JUnitMatchers.both; | ||
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
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| import org.hamcrest.Matcher; | ||
| import org.junit.internal.matchers.TypeSafeMatcher; | ||
| import org.junit.runner.Description; | ||
| import org.junit.runner.Result; | ||
| import org.junit.runner.notification.Failure; | ||
| import org.junit.runner.notification.RunListener; | ||
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| class EventCollector extends RunListener { | ||
| static Matcher<EventCollector> everyTestRunSuccessful() { | ||
| return both(hasNoFailure()).and(hasNoAssumptionFailure()); | ||
| } | ||
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| private static Matcher<EventCollector> hasNumberOfFailures( | ||
| final int numberOfFailures) { | ||
| return new TypeSafeMatcher<EventCollector>() { | ||
| @Override | ||
| public boolean matchesSafely(EventCollector item) { | ||
| return item.fFailures.size() == numberOfFailures; | ||
| } | ||
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| public void describeTo(org.hamcrest.Description description) { | ||
| description.appendText("has "); | ||
| description.appendValue(numberOfFailures); | ||
| description.appendText(" failures"); | ||
| } | ||
| }; | ||
| } | ||
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| static Matcher<EventCollector> hasSingleFailure() { | ||
| return hasNumberOfFailures(1); | ||
| } | ||
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| static Matcher<EventCollector> hasNoFailure() { | ||
| return hasNumberOfFailures(0); | ||
| } | ||
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| private static Matcher<EventCollector> hasNumberOfAssumptionFailures( | ||
| final int numberOfFailures) { | ||
| return new TypeSafeMatcher<EventCollector>() { | ||
| @Override | ||
| public boolean matchesSafely(EventCollector item) { | ||
| return item.fAssumptionFailures.size() == numberOfFailures; | ||
| } | ||
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| public void describeTo(org.hamcrest.Description description) { | ||
| description.appendText("has "); | ||
| description.appendValue(numberOfFailures); | ||
| description.appendText(" assumption failures"); | ||
| } | ||
| }; | ||
| } | ||
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| static Matcher<EventCollector> hasSingleAssumptionFailure() { | ||
| return hasNumberOfAssumptionFailures(1); | ||
| } | ||
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| static Matcher<EventCollector> hasNoAssumptionFailure() { | ||
| return hasNumberOfAssumptionFailures(0); | ||
| } | ||
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| static Matcher<EventCollector> hasSingleFailureWithMessage(String message) { | ||
| return hasSingleFailureWithMessage(equalTo(message)); | ||
| } | ||
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| static Matcher<EventCollector> hasSingleFailureWithMessage( | ||
| final Matcher<String> messageMatcher) { | ||
| return new TypeSafeMatcher<EventCollector>() { | ||
| @Override | ||
| public boolean matchesSafely(EventCollector item) { | ||
| return hasSingleFailure().matches(item) | ||
| && messageMatcher.matches(item.fFailures.get(0) | ||
| .getMessage()); | ||
| } | ||
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| public void describeTo(org.hamcrest.Description description) { | ||
| description.appendText("has single failure with message "); | ||
| messageMatcher.describeTo(description); | ||
| } | ||
| }; | ||
| } | ||
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| private final List<Description> fTestRunsStarted= new ArrayList<Description>(); | ||
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| private final List<Result> fTestRunsFinished= new ArrayList<Result>(); | ||
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| private final List<Description> fTestsStarted= new ArrayList<Description>(); | ||
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| private final List<Description> fTestsFinished= new ArrayList<Description>(); | ||
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| private final List<Failure> fFailures= new ArrayList<Failure>(); | ||
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| private final List<Failure> fAssumptionFailures= new ArrayList<Failure>(); | ||
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| private final List<Description> fTestsIgnored= new ArrayList<Description>(); | ||
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| @Override | ||
| public void testRunStarted(Description description) throws Exception { | ||
| fTestRunsStarted.add(description); | ||
| } | ||
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| @Override | ||
| public void testRunFinished(Result result) throws Exception { | ||
| fTestRunsFinished.add(result); | ||
| } | ||
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| @Override | ||
| public void testStarted(Description description) throws Exception { | ||
| fTestsStarted.add(description); | ||
| } | ||
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| @Override | ||
| public void testFinished(Description description) throws Exception { | ||
| fTestsFinished.add(description); | ||
| } | ||
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| @Override | ||
| public void testFailure(Failure failure) throws Exception { | ||
| fFailures.add(failure); | ||
| } | ||
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| @Override | ||
| public void testAssumptionFailure(Failure failure) { | ||
| fAssumptionFailures.add(failure); | ||
| } | ||
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| @Override | ||
| public void testIgnored(Description description) throws Exception { | ||
| fTestsIgnored.add(description); | ||
| } | ||
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| @Override | ||
| public String toString() { | ||
| StringBuilder sb= new StringBuilder(); | ||
| sb.append(fTestRunsStarted.size()); | ||
| sb.append(" test runs started, "); | ||
| sb.append(fTestRunsFinished.size()); | ||
| sb.append(" test runs finished, "); | ||
| sb.append(fTestsStarted.size()); | ||
| sb.append(" tests started, "); | ||
| sb.append(fTestsFinished.size()); | ||
| sb.append(" tests finished, "); | ||
| sb.append(fFailures.size()); | ||
| sb.append(" failures, "); | ||
| sb.append(fAssumptionFailures.size()); | ||
| sb.append(" assumption failures, "); | ||
| sb.append(fTestsIgnored.size()); | ||
| sb.append(" tests ignored"); | ||
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| return sb.toString(); | ||
| } | ||
| } |
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