Release 2.20.6: saved-image slide previews

test/slide-form-editor.test.js

@@ -111,6 +111,14 @@ test('popup preview falls back to iframe sizing rules', () => {
   assert.ok(popupPreviewSource.includes('#popup-preview-canvas .slide-preview-html-region iframe'));
 });
 
+test('slide preview shrinks proportionally without adding a nested scrollbar', () => {
+  const stylesheet = fs.readFileSync(require.resolve('../src/web/public/css/theme-custom.css'), 'utf8');
+
+  assert.match(stylesheet, /\.slide-editor-shell \.slide-preview-stage\s*\{[^}]*max-height:\s*max\(12rem,\s*calc\(100vh\s*-\s*22rem\)\);/s);
+  assert.doesNotMatch(stylesheet, /\.slide-editor-shell \.slide-preview-scroll\s*\{[^}]*overflow:\s*auto;/s);
+  assert.match(slideFormSource, /function sizePreviewStage\(canvasWidth, canvasHeight\)[\s\S]*?stageContainer\.clientWidth - parseFloat\(containerStyle\.paddingLeft\) - parseFloat\(containerStyle\.paddingRight\)[\s\S]*?Math\.min\(availableWidth, maxHeight \* canvasWidth \/ canvasHeight\)[\s\S]*?marginInline = 'auto'/);
+});
+
 test('browser preview helpers normalize object-shaped HTML and webpage values', () => {
   assert.ok(slideHtmlRegionSource.includes('normalizePreviewValue'));
   assert.ok(slideWebpageRegionSource.includes('normalizePreviewValue'));
@@ -182,4 +190,12 @@ test('slide template chooser searches and previews templates while preserving th
 test('popup preview is disabled and guarded until a template is selected', () => {
   assert.match(slideFormSource, /if \(openPreviewPopupButton\) openPreviewPopupButton\.disabled = !template;/);
   assert.match(slideFormSource, /function openPreviewPopup\(\) \{\s*if \(!getSelectedTemplate\(\)\)\s*\{\s*return;/);
+});
+
+test('reopening the slide popup updates the existing window without navigating through about:blank', () => {
+  const openPreviewPopup = slideFormSource.match(/function openPreviewPopup\(\) \{([\s\S]*?)\n  function syncSlideEditorSidebar\(\)/);
+
+  assert.ok(openPreviewPopup);
+  assert.match(openPreviewPopup[1], /if \(previewPopupWindow && !previewPopupWindow\.closed\)[\s\S]*?location\.hash = buildPreviewPopupHash\(\);[\s\S]*?previewPopupWindow\.focus\(\);\s*return;/);
+  assert.ok(openPreviewPopup[1].indexOf('if (previewPopupWindow && !previewPopupWindow.closed)') < openPreviewPopup[1].indexOf("window.open('about:blank'"));
 });