LayoutTests/fast/layoutformattingcontext/float-in-inline-context-simple.html

<!-- webkit-test-runner [ LayoutFormattingContextEnabled=true LayoutFormattingContextIntegrationEnabled=false ] -->
<div style="color: white; height: 100px; border: 1px solid green;">
text before<div style="float: left; width: 20px; height: 20px; border: 1px solid blue"></div>after
</div>