87 lines
4.8 KiB
JavaScript
87 lines
4.8 KiB
JavaScript
import { test } from 'node:test';
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import assert from 'node:assert/strict';
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import fs from 'node:fs';
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import path from 'node:path';
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import { fileURLToPath } from 'node:url';
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import {
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DESKTOP_READABILITY_VIEWPORT,
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DESKTOP_READER_DIAGRAM_WIDTH,
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DESKTOP_READER_HORIZONTAL_CHROME,
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DESKTOP_READER_MIN_WIDTH,
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MIN_PROJECTED_NODE_TEXT_PX,
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minimumReadableSourceTextPx,
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projectedNodeTextPx,
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} from '../renderers/shared/desktop-readability.mjs';
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const __dirname = path.dirname(fileURLToPath(import.meta.url));
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const skillRoot = path.resolve(__dirname, '..');
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const template = fs.readFileSync(path.join(skillRoot, 'assets', 'template.html'), 'utf8');
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const skill = fs.readFileSync(path.join(skillRoot, 'SKILL.md'), 'utf8');
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const reader = template.slice(
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template.indexOf('Adaptive Reader Shell'),
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template.indexOf('Archify.view = (function ()'),
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);
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test('wide desktop diagrams use one height-budgeted reader shell instead of breakpoint jumps', () => {
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assert.match(template, /max-width: var\(--archify-reader-width, 1440px\)/);
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assert.doesNotMatch(template, /@media \(min-width: 1680px\)[\s\S]{0,180}\.container/);
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assert.doesNotMatch(template, /@media \(min-width: 1920px\)[\s\S]{0,180}\.container/);
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assert.match(reader, /var WIDE_RATIO = 1\.55/);
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assert.match(reader, /var MAX_READER_WIDTH = 1920/);
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assert.match(reader, /var availableSvgHeight = Math\.max\(1, window\.innerHeight - fixedHeight\)/);
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assert.match(reader, /var desiredWidth = availableSvgHeight \* ratio \+ chrome\.diagramX/);
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assert.match(reader, /html\.style\.setProperty\('--archify-reader-width', rounded \+ 'px'\)/);
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});
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test('desktop readability budget matches the minimum adaptive reader at 1440 by 900', () => {
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assert.deepEqual(DESKTOP_READABILITY_VIEWPORT, { width: 1440, height: 900 });
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assert.equal(DESKTOP_READER_MIN_WIDTH, 960);
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assert.equal(DESKTOP_READER_HORIZONTAL_CHROME, 30);
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assert.equal(DESKTOP_READER_DIAGRAM_WIDTH, 930);
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assert.match(reader, new RegExp(`var MIN_READER_WIDTH = ${DESKTOP_READER_MIN_WIDTH}`));
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assert.match(template, /html\[data-nav-stage-rail="true"\] body \{ padding-block: 0\.375rem; \}/);
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assert.match(template, /@media \(min-width: 768px\) and \(max-height: 1100px\)[\s\S]*?\.diagram-container \{[\s\S]*?padding: 0\.875rem;[\s\S]*?padding-bottom: calc\(0\.875rem \+ var\(--archify-nav-reserve\)\);/);
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assert.match(template, /@media \(min-width: 768px\) and \(max-height: 920px\)[\s\S]*?body \{ padding-block: 1\.25rem; \}/);
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assert.match(template, /\.diagram-container \{[\s\S]*?border: 1px solid var\(--panel-border\)/);
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});
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test('desktop readability source floor is the inverse of the projected-size gate', () => {
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const sourceFloor = minimumReadableSourceTextPx(1376);
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assert.ok(Math.abs(sourceFloor - 8.87741935483871) < 1e-12);
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assert.ok(Math.abs(projectedNodeTextPx(sourceFloor, 1376) - MIN_PROJECTED_NODE_TEXT_PX) < 1e-12);
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assert.equal(minimumReadableSourceTextPx(DESKTOP_READER_DIAGRAM_WIDTH), MIN_PROJECTED_NODE_TEXT_PX);
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assert.equal(minimumReadableSourceTextPx(700), MIN_PROJECTED_NODE_TEXT_PX);
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assert.ok(Number.isNaN(minimumReadableSourceTextPx(0)));
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});
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test('adaptive width preserves canonical SVG geometry and yields to specialized viewer modes', () => {
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assert.match(reader, /window\.innerWidth >= MIN_DESKTOP_WIDTH/);
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assert.match(reader, /html\.getAttribute\('data-embed'\) !== 'true'/);
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assert.match(reader, /html\.getAttribute\('data-present'\) !== 'true'/);
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assert.match(reader, /window\.matchMedia\('print'\)\.matches/);
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assert.doesNotMatch(reader, /svg\.setAttribute\(['"](?:viewBox|width|height)/);
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assert.doesNotMatch(reader, /svg\.style\.(?:width|height)/);
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assert.doesNotMatch(reader, /overflow\s*=\s*['"]hidden/);
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});
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test('reader remeasures real content and reduces width before allowing desktop page overflow', () => {
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assert.match(reader, /document\.fonts\.ready\.then\(schedule\)/);
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assert.match(reader, /new ResizeObserver\(schedule\)/);
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assert.match(reader, /new MutationObserver\(schedule\)/);
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assert.match(reader, /document\.documentElement\.scrollHeight/);
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assert.match(reader, /lastWidth - overflow \* ratio - 4/);
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assert.match(skill, /1440×900, 1600×1000, and 1920×1080/);
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assert.match(skill, /2048×1320/);
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assert.match(skill, /Generate one responsive artifact for laptops and external displays/);
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assert.match(skill, /preserve the authored SVG\/viewBox, proportions, semantic geometry/);
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});
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test('reader exposes an explicit stable-dimensions contract for browser evidence', () => {
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assert.match(reader, /function stableSnapshot\(\)/);
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assert.match(reader, /function whenStable\(\)/);
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assert.match(reader, /document\.fonts && document\.fonts\.ready/);
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assert.match(reader, /Math\.ceil\(document\.body\.scrollHeight\)/);
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assert.match(reader, /stableFrames >= 3/);
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assert.match(reader, /whenStable: whenStable/);
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});
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