layout_test.html

<template name="BlockLayout">
  {{#Layout template="LayoutOne"}}
    main-
    {{#contentFor "footer"}}
      footer
    {{/contentFor}}
  {{/Layout}}
</template>

<template name="BlockLayoutWithData">
  {{#Layout template="LayoutWithData" data=getData}}
    main-{{this}}-
    {{#contentFor "footer"}}
      footer-{{this}}
    {{/contentFor}}
  {{/Layout}}
</template>

<template name="BlockLayoutWithOuterData">
  {{#with 'outerData'}}
    {{#Layout template="LayoutWithData" data=getData}}
      inner-{{this}}
    {{/Layout}}
  {{/with}}
</template>

<template name="BlockLayoutWithOuterDataAndWith">
  {{#with 'outerData'}}
    {{#Layout template="LayoutWithWith" data=getData}}
      inner-{{this}}
    {{/Layout}}
  {{/with}}
</template>

<template name="LayoutOne">
  layout-
  {{> yield}}
  {{> yield "footer"}}
</template>

<template name="RenderingTransactionsLayout">
  layout-
  {{> yield "aside"}}
  {{> yield}}
  {{> yield "footer"}}
</template>

<template name="LayoutOnePage">
  main
  {{#contentFor "footer"}}
    footer
  {{/contentFor}}
</template>

<template name="LayoutWithData">
  layout-{{this}}-
  {{> yield}}
  {{> yield "footer"}}
</template>

<template name="LayoutWithWith">
  layout-{{this}}-
  {{#with 'innerData'}}
    {{> yield}}
  {{/with}}
</template>

<template name="LayoutWithHasRegion">
  {{#if hasRegion 'test'}}
    yes
  {{else}}
    no
  {{/if}}
</template>

<template name="One">
  One-{{this}}-
</template>

<template name="OneFoo">
  One-{{foo}}-
</template>

<template name="Two">
  Two-{{this}}-
</template>

<template name="Aside">
  aside
</template>

<template name="Plain">
  plain
</template>

<template name="Footer">
  footer
</template>