35f8eb80ef
Replace the bare fixture with a 720 px three-section Grid and Flex reference, add paired design documentation, and lock the compact-window width contract.\n\nVerified with make check and a single-window GUI capture at a 784 px body width; rendered content stayed at 720 px.
40 lines
1.6 KiB
EmacsLisp
40 lines
1.6 KiB
EmacsLisp
;;; ebox-playground-tests.el --- Public Ebox example tests -*- lexical-binding: t; -*-
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(require 'ert)
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(require 'ebox-playground)
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(ert-deftest ebox-playground-uses-only-public-layout-apis ()
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"The example should build and render through the public Ebox entry point."
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(let* ((node (ebox-playground-view))
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(rendered (substring-no-properties (ebox-render node))))
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(should (eq (plist-get node :ebox-type) 'stack))
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(dolist (label '("Ebox Playground" "FIXED + FRACTIONAL"
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"EXPLICIT PLACEMENT" "PUBLIC COMPOSITION"))
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(should (string-match-p (regexp-quote label) rendered)))))
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(ert-deftest ebox-playground-opens-and-closes-buffer ()
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"The public open and close commands should own their buffer lifecycle."
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(let ((name " *ebox-playground-test*"))
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(unwind-protect
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(progn
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(ebox-playground-open name)
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(should (buffer-live-p (get-buffer name)))
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(with-current-buffer name
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(should (string-match-p "Ebox Playground" (buffer-string)))))
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(ebox-playground-close name))))
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(ert-deftest ebox-playground-fits-a-compact-gui-window ()
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"Keep the gallery wide enough to teach Grid without crossing 800 px frames."
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(let* ((node (ebox-playground-view))
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(gallery-width (plist-get (car (plist-get node :children)) :width))
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(rendered (ebox-render node))
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(widths (mapcar #'ebox-string-pixel-width
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(ebox-string-lines rendered)))
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(maximum (apply #'max widths)))
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(should (= maximum gallery-width))
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(should (<= gallery-width 760))))
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(provide 'ebox-playground-tests)
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;;; ebox-playground-tests.el ends here
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