| 1 | package fr.sii.ogham.testing.assertion.util; | |
| 2 | ||
| 3 | import java.util.ArrayList; | |
| 4 | import java.util.List; | |
| 5 | ||
| 6 | import org.junit.ComparisonFailure; | |
| 7 | ||
| 8 | /** | |
| 9 | * The aim of this registry is to report all errors at once. | |
| 10 | * | |
| 11 | * It registers all functions but doesn't execute them. | |
| 12 | * | |
| 13 | * When {@link #execute()} method is called, then all functions are executed. | |
| 14 | * All failures/failed assertions are collected and reported using a | |
| 15 | * {@link MultipleAssertionError}. | |
| 16 | * | |
| 17 | * <p> | |
| 18 | * A {@link ComparisonFailure} exception is thrown. Therefore Eclipse can handle | |
| 19 | * this exception and provide a comparison view with all differences. | |
| 20 | * | |
| 21 | * @author Aurélien Baudet | |
| 22 | * | |
| 23 | */ | |
| 24 | public class FailAtEndRegistry implements AssertionRegistry { | |
| 25 | private final List<Executable<?>> assertions; | |
| 26 | private final boolean convertToComparisonFailure; | |
| 27 | ||
| 28 | /** | |
| 29 | * Initializes an empty registry. | |
| 30 | * | |
| 31 | * If the system property | |
| 32 | * {@code "ogham.testing.assertions.fail-at-end.throw-comparison-failure"} | |
| 33 | * is set to true (or not set at all), a {@link ComparisonFailure} exception | |
| 34 | * is thrown. Using a {@link ComparisonFailure} lets Eclipse handle it | |
| 35 | * specifically and provides a comparison view (Eclipse doesn't handle | |
| 36 | * sub-classes of {@link ComparisonFailure}). | |
| 37 | * | |
| 38 | * To throw {@link MultipleAssertionError} instead of | |
| 39 | * {@link ComparisonFailure}, you can set the | |
| 40 | * {@code "ogham.testing.assertions.fail-at-end.throw-comparison-failure"} | |
| 41 | * system property to {@code "false"}. This can be useful if you need to | |
| 42 | * manually handle every failure/failed assertions. | |
| 43 | */ | |
| 44 | public FailAtEndRegistry() { | |
| 45 | this(Boolean.valueOf(System.getProperty("ogham.testing.assertions.fail-at-end.throw-comparison-failure", "true"))); | |
| 46 | } | |
| 47 | ||
| 48 | /** | |
| 49 | * Initializes an empty registry. | |
| 50 | * | |
| 51 | * If {@code convertToComparisonFailure} parameter is set to true, a | |
| 52 | * {@link ComparisonFailure} exception is thrown. Using a | |
| 53 | * {@link ComparisonFailure} lets Eclipse handle it specifically and | |
| 54 | * provides a comparison view (Eclipse doesn't handle sub-classes of | |
| 55 | * {@link ComparisonFailure}). | |
| 56 | * | |
| 57 | * @param convertToComparisonFailure | |
| 58 | * true to generate a {@link ComparisonFailure} to let Eclipse | |
| 59 | * display a comparison view. | |
| 60 | */ | |
| 61 | public FailAtEndRegistry(boolean convertToComparisonFailure) { | |
| 62 | super(); | |
| 63 | assertions = new ArrayList<>(); | |
| 64 | this.convertToComparisonFailure = convertToComparisonFailure; | |
| 65 | } | |
| 66 | ||
| 67 | public <E extends Exception> void register(Executable<E> executable) throws E { | |
| 68 | assertions.add(executable); | |
| 69 | } | |
| 70 | ||
| 71 | @SuppressWarnings("squid:S2221") // we can't know which exception may be | |
| 72 | // thrown so we have to catch all | |
| 73 | // exceptions | |
| 74 | public void execute() { | |
| 75 | List<Throwable> failures = new ArrayList<>(); | |
| 76 | for (Executable<?> executable : assertions) { | |
| 77 | try { | |
| 78 |
3
1. execute : removed call to fr/sii/ogham/testing/assertion/util/Executable::run → NO_COVERAGE 2. execute : removed call to fr/sii/ogham/testing/assertion/util/Executable::run → SURVIVED 3. execute : removed call to fr/sii/ogham/testing/assertion/util/Executable::run → KILLED |
executable.run(); |
| 79 | } catch (Exception | AssertionError e) { | |
| 80 | failures.add(e); | |
| 81 | } | |
| 82 | } | |
| 83 |
6
1. execute : negated conditional → NO_COVERAGE 2. execute : negated conditional → KILLED 3. execute : negated conditional → KILLED 4. execute : negated conditional → KILLED 5. execute : negated conditional → KILLED 6. execute : negated conditional → KILLED |
if (!failures.isEmpty()) { |
| 84 |
2
1. execute : removed call to fr/sii/ogham/testing/assertion/util/FailAtEndRegistry::throwFailures → NO_COVERAGE 2. execute : removed call to fr/sii/ogham/testing/assertion/util/FailAtEndRegistry::throwFailures → KILLED |
throwFailures(failures); |
| 85 | } | |
| 86 | } | |
| 87 | ||
| 88 | private void throwFailures(List<Throwable> failures) { | |
| 89 | MultipleAssertionError e = new MultipleAssertionError(failures); | |
| 90 |
2
1. throwFailures : negated conditional → NO_COVERAGE 2. throwFailures : negated conditional → KILLED |
if (convertToComparisonFailure) { |
| 91 | throw e.toComparisonFailure(); | |
| 92 | } | |
| 93 | throw e; | |
| 94 | } | |
| 95 | } | |
Mutations | ||
| 78 |
1.1 2.2 3.3 |
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| 83 |
1.1 2.2 3.3 4.4 5.5 6.6 |
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| 84 |
1.1 2.2 |
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| 90 |
1.1 2.2 |