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layer at (0,0) size 800x110
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            text run at (0,2) width 462: "Ahem_font_required_for_this_test."
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          text run at (0,0) width 354: "There should be a single green rectangle square below."
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              text run at (0,-1) width 28: "X"
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            text run at (0,-1) width 28: "X"
