MultipleAssertionError.java

package fr.sii.ogham.testing.assertion.util;

import static java.util.regex.Pattern.MULTILINE;

import java.util.List;
import java.util.StringJoiner;
import java.util.function.Function;
import java.util.regex.Pattern;

import org.junit.jupiter.api.AssertionFailureBuilder;
import org.opentest4j.AssertionFailedError;
import org.opentest4j.ValueWrapper;

public class MultipleAssertionError extends AssertionError {
	/**
	 * 
	 */
	private static final long serialVersionUID = 1L;
	private static final String FAILURE_SEPARATOR = "\n\t______________________________\n";
	private static final Pattern INDENT = Pattern.compile("^", MULTILINE);

	private final List<Throwable> failures;

	public MultipleAssertionError(List<Throwable> failures) {
		super(generateMessage(failures));
		this.failures = failures;
	}

	/**
	 * Get the whole list of failures/failed assertions.
	 * 
	 * @return list of failures/failed assertions
	 */
	public List<Throwable> getFailures() {
		return failures;
	}

	/**
	 * Eclipse can only handle {@link AssertionFailedError} instance (not
	 * sub-classes...)
	 * 
	 * @return the same exception but converted to {@link AssertionFailedError}
	 *         (list of failures is lost)
	 */
	public AssertionFailedError toAssertionFailedError() {
		return AssertionFailureBuilder.assertionFailure()
				.message(generateMessage(failures))
				.expected(generateExpected(failures))
				.actual(generateActual(failures))
				.build();
	}

	private static String generateMessage(List<Throwable> failures) {
		StringJoiner joiner = new StringJoiner(FAILURE_SEPARATOR, "Multiple assertions/failures (" + failures.size() + "):\n", FAILURE_SEPARATOR);
		int idx = 1;
		for (Throwable f : failures) {
			joiner.add(indent("Failure " + idx + ":\n" + getMessage(f)));
			idx++;
		}
		return joiner.toString();
	}

	private static String generateExpected(List<Throwable> failures) {
		return generateComparison(failures, "Expected", AssertionFailedError::getExpected);
	}

	private static String generateActual(List<Throwable> failures) {
		return generateComparison(failures, "Actual", AssertionFailedError::getActual);
	}

	private static String generateComparison(List<Throwable> failures, String name, Function<AssertionFailedError, ValueWrapper> getter) {
		StringJoiner joiner = new StringJoiner(FAILURE_SEPARATOR, name + " (" + failures.size() + "):\n", FAILURE_SEPARATOR);
		int idx = 1;
		for (Throwable f : failures) {
			String prefix = "Failure " + idx + ": " + getMessage(f) + "\n\n";
			if (f instanceof AssertionFailedError) {
				joiner.add(indent(prefix + getter.apply((AssertionFailedError) f)));
			} else {
				joiner.add(indent(prefix + "</!\\ no comparison available>"));
			}
			idx++;
		}
		return joiner.toString();
	}

	private static String indent(String message) {
		return INDENT.matcher(message).replaceAll("    ");
	}

	private static String getMessage(Throwable failure) {
		String message = failure.getMessage();
		if (message == null) {
			message = "";
		}
		return failure.getClass().getName() + ": " + message;
	}

}














Active mutators

Tests examined

Report generated by PIT 1.13.1

1		package fr.sii.ogham.testing.assertion.util;
2
3		import static java.util.regex.Pattern.MULTILINE;
4
5		import java.util.List;
6		import java.util.StringJoiner;
7		import java.util.function.Function;
8		import java.util.regex.Pattern;
9
10		import org.junit.jupiter.api.AssertionFailureBuilder;
11		import org.opentest4j.AssertionFailedError;
12		import org.opentest4j.ValueWrapper;
13
14		public class MultipleAssertionError extends AssertionError {
15		/**
16		*
17		*/
18		private static final long serialVersionUID = 1L;
19		private static final String FAILURE_SEPARATOR = "\n\t______________________________\n";
20		private static final Pattern INDENT = Pattern.compile("^", MULTILINE);
21
22		private final List<Throwable> failures;
23
24		public MultipleAssertionError(List<Throwable> failures) {
25		super(generateMessage(failures));
26		this.failures = failures;
27		}
28
29		/**
30		* Get the whole list of failures/failed assertions.
31		*
32		* @return list of failures/failed assertions
33		*/
34		public List<Throwable> getFailures() {
35	1 1. getFailures : replaced return value with Collections.emptyList for fr/sii/ogham/testing/assertion/util/MultipleAssertionError::getFailures → NO_COVERAGE	return failures;
36		}
37
38		/**
39		* Eclipse can only handle {@link AssertionFailedError} instance (not
40		* sub-classes...)
41		*
42		* @return the same exception but converted to {@link AssertionFailedError}
43		* (list of failures is lost)
44		*/
45		public AssertionFailedError toAssertionFailedError() {
46	1 1. toAssertionFailedError : replaced return value with null for fr/sii/ogham/testing/assertion/util/MultipleAssertionError::toAssertionFailedError → NO_COVERAGE	return AssertionFailureBuilder.assertionFailure()
47		.message(generateMessage(failures))
48		.expected(generateExpected(failures))
49		.actual(generateActual(failures))
50		.build();
51		}
52
53		private static String generateMessage(List<Throwable> failures) {
54		StringJoiner joiner = new StringJoiner(FAILURE_SEPARATOR, "Multiple assertions/failures (" + failures.size() + "):\n", FAILURE_SEPARATOR);
55		int idx = 1;
56		for (Throwable f : failures) {
57		joiner.add(indent("Failure " + idx + ":\n" + getMessage(f)));
58	1 1. generateMessage : Changed increment from 1 to -1 → NO_COVERAGE	idx++;
59		}
60	1 1. generateMessage : replaced return value with "" for fr/sii/ogham/testing/assertion/util/MultipleAssertionError::generateMessage → NO_COVERAGE	return joiner.toString();
61		}
62
63		private static String generateExpected(List<Throwable> failures) {
64	1 1. generateExpected : replaced return value with "" for fr/sii/ogham/testing/assertion/util/MultipleAssertionError::generateExpected → NO_COVERAGE	return generateComparison(failures, "Expected", AssertionFailedError::getExpected);
65		}
66
67		private static String generateActual(List<Throwable> failures) {
68	1 1. generateActual : replaced return value with "" for fr/sii/ogham/testing/assertion/util/MultipleAssertionError::generateActual → NO_COVERAGE	return generateComparison(failures, "Actual", AssertionFailedError::getActual);
69		}
70
71		private static String generateComparison(List<Throwable> failures, String name, Function<AssertionFailedError, ValueWrapper> getter) {
72		StringJoiner joiner = new StringJoiner(FAILURE_SEPARATOR, name + " (" + failures.size() + "):\n", FAILURE_SEPARATOR);
73		int idx = 1;
74		for (Throwable f : failures) {
75		String prefix = "Failure " + idx + ": " + getMessage(f) + "\n\n";
76	1 1. generateComparison : negated conditional → NO_COVERAGE	if (f instanceof AssertionFailedError) {
77		joiner.add(indent(prefix + getter.apply((AssertionFailedError) f)));
78		} else {
79		joiner.add(indent(prefix + "</!\\ no comparison available>"));
80		}
81	1 1. generateComparison : Changed increment from 1 to -1 → NO_COVERAGE	idx++;
82		}
83	1 1. generateComparison : replaced return value with "" for fr/sii/ogham/testing/assertion/util/MultipleAssertionError::generateComparison → NO_COVERAGE	return joiner.toString();
84		}
85
86		private static String indent(String message) {
87	1 1. indent : replaced return value with "" for fr/sii/ogham/testing/assertion/util/MultipleAssertionError::indent → NO_COVERAGE	return INDENT.matcher(message).replaceAll(" ");
88		}
89
90		private static String getMessage(Throwable failure) {
91		String message = failure.getMessage();
92	1 1. getMessage : negated conditional → NO_COVERAGE	if (message == null) {
93		message = "";
94		}
95	1 1. getMessage : replaced return value with "" for fr/sii/ogham/testing/assertion/util/MultipleAssertionError::getMessage → NO_COVERAGE	return failure.getClass().getName() + ": " + message;
96		}
97
98		}
		Mutations
35		1.1 Location : getFailures Killed by : replaced return value with Collections.emptyList for fr/sii/ogham/testing/assertion/util/MultipleAssertionError::getFailures → NO_COVERAGE
46		1.1 Location : toAssertionFailedError Killed by : replaced return value with null for fr/sii/ogham/testing/assertion/util/MultipleAssertionError::toAssertionFailedError → NO_COVERAGE
58		1.1 Location : generateMessage Killed by : Changed increment from 1 to -1 → NO_COVERAGE
60		1.1 Location : generateMessage Killed by : replaced return value with "" for fr/sii/ogham/testing/assertion/util/MultipleAssertionError::generateMessage → NO_COVERAGE
64		1.1 Location : generateExpected Killed by : replaced return value with "" for fr/sii/ogham/testing/assertion/util/MultipleAssertionError::generateExpected → NO_COVERAGE
68		1.1 Location : generateActual Killed by : replaced return value with "" for fr/sii/ogham/testing/assertion/util/MultipleAssertionError::generateActual → NO_COVERAGE
76		1.1 Location : generateComparison Killed by : negated conditional → NO_COVERAGE
81		1.1 Location : generateComparison Killed by : Changed increment from 1 to -1 → NO_COVERAGE
83		1.1 Location : generateComparison Killed by : replaced return value with "" for fr/sii/ogham/testing/assertion/util/MultipleAssertionError::generateComparison → NO_COVERAGE
87		1.1 Location : indent Killed by : replaced return value with "" for fr/sii/ogham/testing/assertion/util/MultipleAssertionError::indent → NO_COVERAGE
92		1.1 Location : getMessage Killed by : negated conditional → NO_COVERAGE
95		1.1 Location : getMessage Killed by : replaced return value with "" for fr/sii/ogham/testing/assertion/util/MultipleAssertionError::getMessage → NO_COVERAGE

MultipleAssertionError.java

Mutations

Active mutators

Tests examined