zed-xy">
      <template>
        <test-fit auto-fit-on-attach class="sized-x sized-y">
          Sized (x/y), auto center/center
        </test-fit>
      </template>
    </test-fixture>

    <test-fixture id="sized-x">
      <template>
        <test-fit auto-fit-on-attach class="sized-x">
          Sized (x), auto center/center
        </test-fit>
      </template>
    </test-fixture>

    <test-fixture id="positioned-xy">
      <template>
        <test-fit auto-fit-on-attach class="sized-x positioned-lef