| Tests layout of fixed positioned dialogs. |
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| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". |
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| showModal() should center in the viewport. |
| PASS dialog.getBoundingClientRect().top is centeredTop |
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| The computed top and bottom of a centered dialog should still have position auto. |
| PASS window.getComputedStyle(dialog).top is "auto" |
| PASS window.getComputedStyle(dialog).bottom is "auto" |
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| The dialog shold stay centered on scroll. |
| PASS dialog.getBoundingClientRect().top is centeredTop |
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| A tall dialog should be positioned at the top of the viewport. |
| PASS dialog.getBoundingClientRect().top is 0 |
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| The dialog should be centered regardless of the presence of a horizontal scrollbar. |
| PASS dialog.getBoundingClientRect().top is centeredTop |
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| Centering should work when dialog is inside positioned containers. |
| PASS dialog.getBoundingClientRect().top is centeredTop |
| PASS dialog.getBoundingClientRect().top is centeredTop |
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| A centered dialog's position should survive becoming display:none temporarily. |
| PASS dialog.getBoundingClientRect().top is expectedTop |
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| Dialog should lose centering when removed from the document. |
| FAIL dialog.getBoundingClientRect().top should be 0. Was 800. |
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| Dialog's specified position should survive after close() and showModal(). |
| PASS dialog.getBoundingClientRect().top is expectedTop |
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| Dialog should not be centered if showModal() was called when an ancestor had display 'none'. |
| FAIL dialog.getBoundingClientRect().top should be 0. Was 10016. |
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| A dialog with specified 'top' should be positioned as usual |
| PASS dialog.getBoundingClientRect().top is offset |
| PASS successfullyParsed is true |
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| TEST COMPLETE |
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