ZCML File
ftesting.zcml

<configure
    xmlns="http://namespaces.zope.org/zope"
    xmlns:i18n="http://namespaces.zope.org/i18n"
    i18n_domain="zope"
    >
<include
    package="zope.app.container.browser.ftests"
    />
<include
    package="zope.app.pagetemplate.tests"
    />
<include
    file="i18n.zcml"
    package="zope.app.form.browser.ftests"
    />
</configure>