org.arquillian.ape.rdbms.core.test.AssertionErrorCollector Maven / Gradle / Ivy

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 * Copyright 2011 Red Hat Inc. and/or its affiliates and other contributors
 * as indicated by the @authors tag. All rights reserved.
 * See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.arquillian.ape.rdbms.core.test;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

/**
 * Collects all assertion errors which occurred during test execution
 * to report them back at the end of test lifecycle. This approach
 * allows to run through entire test execution and executed all
 * required phases (like cleaning up database at the end of each
 * persistence test) - so called soft assertion.
 *
 * @author Bartosz Majsak
 */
public class AssertionErrorCollector {
    private final List assertionErrors = new ArrayList();

    public void collect(Throwable error) {
        assertionErrors.add(error);
    }

    public void report() {
        if (assertionErrors.isEmpty()) {
            return;
        }

        throw new AssertionError(createErrorMessage());
    }

    public String showAllErrors() {
        return Arrays.toString(assertionErrors.toArray());
    }

    public boolean contains(Class throwable) {
        for (Throwable error : assertionErrors) {
            if (error.getClass().equals(throwable)) {
                return true;
            }
        }
        return false;
    }

    public void clear() {
        assertionErrors.clear();
    }

    public int amountOfErrors() {
        return assertionErrors.size();
    }

    private String createErrorMessage() {
        final StringBuilder builder = new StringBuilder();

        builder.append("Test failed in ")
            .append(amountOfErrors())
            .append(" case")
            .append(amountOfErrors() > 1 ? "s" : "")
            .append(". \n");
        for (Throwable error : assertionErrors) {
            builder.append(error.getMessage()).append('\n');
        }
        return builder.toString();
    }
}