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With inspiration from other libraries

There is a newer version: 2.12.15

package org.junit.experimental.theories.internal;

import java.util.Arrays;
import java.util.Collection;
import java.util.Iterator;

public class ParameterizedAssertionError extends AssertionError {
    private static final long serialVersionUID = 1L;

    public ParameterizedAssertionError(Throwable targetException,
            String methodName, Object... params) {
        super(String.format("%s(%s)", methodName, join(", ", params)));
        this.initCause(targetException);
    }

    @Override
    public boolean equals(Object obj) {
        return obj instanceof ParameterizedAssertionError && toString().equals(obj.toString());
    }

    @Override
    public int hashCode() {
        return toString().hashCode();
    }

    public static String join(String delimiter, Object... params) {
        return join(delimiter, Arrays.asList(params));
    }

    public static String join(String delimiter, Collection