feat(viewer): #90 toolbar groupes aussi pour les fichiers texte non markdown

[pop-out][Bookmark] | [Editer][Source][.ext][Pretty] | [Copier] | [Partager]
- TOC ancre uniquement au markdown (plus de bouton TOC sur .sh/.py/...)
- PDF/Export deja ancres au markdown: groupe export = [Copier] seul sur texte
- tests toolbar-order mis a jour (conditions is_markdown sur nav/export)

tests/frontend/toolbar-order.test.mjs

@@ -35,14 +35,14 @@ function test(label, fn) {
 }
 
 // ── viewer.js : définition des groupes ───────────────────────────────────
-test("viewer.js — group nav = [toc, pop-out, bookmark]", () => {
-  assert.match(
-    viewer,
-    /const navBtns = \[\s*tocBtn,\s*openNewWindowBtn,\s*bookmarkBtn\s*\];/,
-  );
+test("viewer.js — group nav: TOC markdown-only, then pop-out, bookmark", () => {
+  const m = viewer.match(/const navBtns = \[\];([\s\S]*?)const editBtns/);
+  assert.ok(m, "navBtns block not found");
+  assert.match(m[1], /if \(data\.is_markdown\) navBtns\.push\(tocBtn\);/);
+  assert.match(m[1], /navBtns\.push\(openNewWindowBtn,\s*bookmarkBtn\);/);
 });
 
-test("viewer.js — group edit = [edit, source, .md, forge] (pretty appended)", () => {
+test("viewer.js — group edit = [edit, source, .ext, forge?, pretty?] in order", () => {
   const m = viewer.match(
     /const editBtns = \[\];([\s\S]*?)const exportBtns/,
   );
@@ -52,18 +52,21 @@ test("viewer.js — group edit = [edit, source, .md, forge] (pretty appended)",
   const re = /editBtns\.push\((\w+)\)/g;
   let g;
   while ((g = re.exec(block))) order.push(g[1]);
-  // editBtn conditional, then sourceBtn, then mdBtn conditional, then forge conditional
+  // editBtn conditional, then sourceBtn, then ext-download conditional, then forge conditional
   assert.deepEqual(order, ["editBtn", "sourceBtn", "mdBtn", "forgeBtn", "prettyBtn"]);
   assert.ok(block.includes("if (!data.unsupported) editBtns.push(editBtn)"));
   assert.ok(block.includes("if (!data.is_image) editBtns.push(mdBtn)"));
   assert.ok(block.includes("if (data.is_markdown) editBtns.push(forgeBtn)"));
+  // Pretty (text files) must land in the EDIT group, after the extension button
+  assert.ok(block.indexOf("editBtns.push(prettyBtn)") > block.indexOf("editBtns.push(mdBtn)"));
 });
 
-test("viewer.js — group export = [copier, pdf, export]", () => {
+test("viewer.js — export group = [copier] + [pdf, export] markdown-only", () => {
   const m = viewer.match(/const exportBtns = \[([\s\S]*?)\];([\s\S]*?)const shareBtns/);
   assert.ok(m, "exportBtns block not found");
   assert.ok(m[1].includes("copyBtn"), "copyBtn must be first in export group");
-  assert.match(m[2], /exportBtns\.push\(pdfBtn,\s*exportWrap\)/);
+  assert.match(m[2], /if \(data\.is_markdown\) exportBtns\.push\(pdfBtn,\s*exportWrap\)/,
+    "PDF/Export must be markdown-only (text files: Copier alone)");
 });
 
 test("viewer.js — group share = [partager]", () => {