protected final BiConsumer<Object, Object> onAccess = Mock()

    protected abstract Map<? super String, ? super String> getMapUnderTestToRead()

    def "get(#key) is tracked"() {
        when:
        def result = getMapUnderTestToRead().get(key)

        then:
        result == expectedResult
        1 * onAccess.accept(key, reportedValue)
        0 * onAccess._

        where:

        when:
        def result = getMapUnderTestToRead().getProperty('keyWithNonStringValue')

        then:
        result == null
        1 * listener.onAccess('keyWithNonStringValue', NON_STRING_VALUE)
    }

    def "getProperty(String, String) is tracked for non-string values"() {
        when:
        def result = getMapUnderTestToRead().getProperty('keyWithNonStringValue', 'defaultValue')

class AccessTrackingEnvMapTest extends AbstractAccessTrackingMapTest {
    @Override
    protected Map<String, String> getMapUnderTestToRead() {
        return new AccessTrackingEnvMap(new StubEnvMap(), onAccess)
    }

    def "access to non-string element with containsKey throws"() {
        when:
        getMapUnderTestToRead().containsKey(Integer.valueOf(5))

        then:
        thrown(RuntimeException)
        0 * onAccess._
    }

    }

    @Override
    protected Properties getMapUnderTestToRead() {
        return getMapUnderTestToWrite()
    }

    protected Properties getMapUnderTestToWrite() {
        return new AccessTrackingProperties(propertiesWithContent(innerMap), listener)
    }

    def "getProperty(#key) is tracked"() {
        when:
        def result = getMapUnderTestToRead().getProperty(key)

        then: