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JMockit is a Java toolkit for automated developer testing. It contains APIs for the creation of the objects to be tested, for mocking dependencies, and for faking external APIs; JUnit (4 & 5) and TestNG test runners are supported. It also contains an advanced code coverage tool.

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/*
 * Copyright (c) 2006 JMockit developers
 * This file is subject to the terms of the MIT license (see LICENSE.txt).
 */
package mockit.internal.expectations.argumentMatching;

import edu.umd.cs.findbugs.annotations.NonNull;
import edu.umd.cs.findbugs.annotations.Nullable;

import java.util.Map;

public final class LenientEqualityMatcher extends EqualityMatcher {
    @NonNull
    private final Map instanceMap;

    public LenientEqualityMatcher(@Nullable Object equalArg, @NonNull Map instanceMap) {
        super(equalArg);
        this.instanceMap = instanceMap;
    }

    @Override
    public boolean matches(@Nullable Object argValue) {
        if (argValue == null) {
            return object == null;
        }
        if (object == null) {
            return false;
        }
        if (argValue == object || instanceMap.get(argValue) == object) {
            return true;
        }

        return areEqualWhenNonNull(argValue, object);
    }
}