test(mapillary): provider, source, presentation, markup and QA-harness coverage

scripts/qa-mapillary.mjs drives a real browser through the rail panel,
the keyless gate, coverage, a ready-made feature plan, the viewer and its
expanded dialog at 1440×900 and 1280×800.

Co-Authored-By: Claude Fable 5.1 <[email protected]>

src/mapillaryMarkup.test.mjs

@@ -0,0 +1,92 @@
+import assert from 'node:assert/strict';
+import fs from 'node:fs';
+import path from 'node:path';
+import test from 'node:test';
+import { fileURLToPath } from 'node:url';
+import { expandApplicationHtml } from '../build/application-html.js';
+import { readStylesheet } from './testSupport/readStylesheet.mjs';
+
+const ROOT = path.resolve(path.dirname(fileURLToPath(import.meta.url)), '..');
+const read = (file) => fs.readFileSync(path.join(ROOT, file), 'utf8');
+
+const html = expandApplicationHtml(read('index.html'));
+const css = readStylesheet(path.join(ROOT, 'style.css'));
+const panelChrome = read('src/ui/panelChrome.js');
+const layoutController = read('src/ui/panelLayoutController.js');
+const mapillaryCss = read('src/ui/styles/mapillary.css');
+const controls = read('src/ui/mapillaryControls.js');
+
+test('Street Level is an ordinary collapsible GEV panel that starts collapsed', () => {
+  assert.match(
+    html,
+    /<div id="mapillary-panel" class="panel-collapsible collapsed" data-panel-id="mapillary-panel">/,
+  );
+  assert.match(
+    html,
+    /<button class="panel-collapse-btn" data-collapse-target="mapillary-panel"/,
+  );
+  assert.match(html, /<span class="panel-title">STREET LEVEL<\/span>/);
+  assert.match(html, /<svg class="mly-mark"/);
+  assert.doesNotMatch(
+    html,
+    /mapillary-dock|mly-minimized|mly-3d-btn|mly-photoreal-btn/,
+  );
+});
+
+test('the panel is registered with panel chrome, cockpit entry and the right rail', () => {
+  assert.match(panelChrome, /\{ id: 'mapillary-panel' \}/);
+  assert.match(
+    panelChrome,
+    /COCKPIT_ENTRY_COLLAPSE_PANEL_IDS = Object\.freeze\(\[[\s\S]*'mapillary-panel'/,
+  );
+  assert.match(panelChrome, /const isRightRail = \[[\s\S]*'mapillary-panel'/);
+  assert.match(
+    layoutController,
+    /stack\.insertBefore\(this\._mapillaryPanel, globalContextPanel\)/,
+  );
+  for (const rule of [
+    '#right-context-rail > #mapillary-panel',
+    '#right-context-rail #mapillary-panel.collapsed',
+    '#right-context-rail.layout-focus > #mapillary-panel:not(.collapsed)',
+  ])
+    assert.ok(css.includes(rule), `layers.css names ${rule}`);
+});
+
+test('panel styles stay inside GEV conventions: no !important, no fixed panel', () => {
+  assert.equal((mapillaryCss.match(/!important/g) || []).length, 0);
+  const fixed = mapillaryCss
+    .replace(/\/\*[\s\S]*?\*\//g, '')
+    .split('}')
+    .filter((block) => /position:\s*fixed/.test(block))
+    .map((block) => block.slice(0, block.indexOf('{')).trim());
+  assert.deepEqual(fixed, ['.mly-viewer-wrap-expanded']);
+});
+
+test('keyless and no-planner states are real, gated UI rather than dead buttons', () => {
+  assert.match(html, /id="mly-keyless"[^>]*hidden/);
+  assert.match(html, /MAPILLARY_CLIENT_TOKEN/);
+  assert.match(html, /<fieldset id="mly-controls"/);
+  assert.match(html, /<ul id="mly-legend"/);
+  assert.match(html, /id="mly-error"[^>]*role="alert"/);
+  assert.match(html, /id="mly-status"[^>]*role="status"/);
+});
+
+test('the expanded viewer is a modal dialog that restores focus', () => {
+  assert.match(controls, /setAttribute\('role', 'dialog'\)/);
+  assert.match(controls, /setAttribute\('aria-modal', 'true'\)/);
+  assert.match(controls, /_expandReturnFocus/);
+  assert.match(
+    controls,
+    /if \(event\.key !== 'Escape'\) event\.stopPropagation\(\);/,
+  );
+});
+
+test('labels say what the buttons do', () => {
+  for (const label of [
+    'OPEN NEAREST PHOTO',
+    'CAMERA FOLLOWS VIEW',
+    'ZOOM TO RESULTS',
+  ])
+    assert.ok(html.includes(label), label);
+  assert.doesNotMatch(html, /LOOK HERE|STREET COCKPIT|>FRAME</);
+});