From 05bfe1d99320e37152a9464e8dd1001fdb44794c Mon Sep 17 00:00:00 2001
From: mirivlad <mirvtop@yandex.ru>
Date: Wed, 1 Jul 2026 08:17:45 +0800
Subject: [PATCH] Cover Files breadcrumb segment navigation

---
 frontend/e2e/files-plugin.spec.js   | 23 +++++++++++++++++++++++
 frontend/src/lib/test/wails-mock.js | 16 ++++++++++++++--
 2 files changed, 37 insertions(+), 2 deletions(-)

diff --git a/frontend/e2e/files-plugin.spec.js b/frontend/e2e/files-plugin.spec.js
index c2c2026..05905ca 100644
--- a/frontend/e2e/files-plugin.spec.js
+++ b/frontend/e2e/files-plugin.spec.js
@@ -156,6 +156,29 @@ test.describe('G: Files Plugin', () => {
     await expect(page.locator('[data-file-name="CutMe"]')).toHaveCount(0);
   });
 
+  test('files explorer navigates by clicking breadcrumb segments', async ({ page }) => {
+    await page.locator('.wt-label').filter({ hasText: 'Project' }).click();
+    await openFilesTool(page);
+    await expect(page.locator('.files-breadcrumb')).toContainText('Project', { timeout: 10000 });
+
+    await page.locator('[data-files-action="new-folder"]').click();
+    await page.locator('[data-files-create-input]').fill('BreadcrumbParent');
+    await page.locator('[data-files-create-confirm]').click();
+    await page.locator('[data-file-name="BreadcrumbParent"]').dblclick();
+    await expect(page.locator('.files-breadcrumb')).toContainText('BreadcrumbParent');
+
+    await page.locator('[data-files-action="new-folder"]').click();
+    await page.locator('[data-files-create-input]').fill('BreadcrumbChild');
+    await page.locator('[data-files-create-confirm]').click();
+    await page.locator('[data-file-name="BreadcrumbChild"]').dblclick();
+    await expect(page.locator('.files-breadcrumb')).toContainText('BreadcrumbChild');
+
+    await page.locator('.files-breadcrumb-item').filter({ hasText: 'BreadcrumbParent' }).click();
+    await expect(page.locator('.files-breadcrumb')).toContainText('BreadcrumbParent');
+    await expect(page.locator('.files-breadcrumb')).not.toContainText('BreadcrumbChild');
+    await expect(page.locator('[data-file-name="BreadcrumbChild"]')).toBeVisible();
+  });
+
   test('files explorer duplicates a file from the context menu', async ({ page }) => {
     await page.locator('.wt-label').filter({ hasText: 'Project' }).click();
     await openFilesTool(page);
diff --git a/frontend/src/lib/test/wails-mock.js b/frontend/src/lib/test/wails-mock.js
index 4fa4f43..7e1b006 100644
--- a/frontend/src/lib/test/wails-mock.js
+++ b/frontend/src/lib/test/wails-mock.js
@@ -787,8 +787,20 @@
           function firstSelected() { return selectedEntries()[0] || null; }
           function updateBreadcrumb() {
             breadcrumb.innerHTML = '';
-            breadcrumb.appendChild(e('span', { className: 'files-breadcrumb-item', onClick: function () { nav(''); } }, [workspaceName]));
-            if (current) breadcrumb.appendChild(e('span', { className: 'files-breadcrumb-current' }, [' / ' + current]));
+            breadcrumb.appendChild(e('span', { className: current ? 'files-breadcrumb-item' : 'files-breadcrumb-current', onClick: function () { nav(''); } }, [workspaceName]));
+            if (!current) return;
+            var parts = current.split('/');
+            var path = '';
+            parts.forEach(function (part, index) {
+              path = path ? path + '/' + part : part;
+              breadcrumb.appendChild(e('span', { className: 'files-breadcrumb-sep' }, [' / ']));
+              var target = path;
+              var isCurrent = index === parts.length - 1;
+              breadcrumb.appendChild(e('span', {
+                className: isCurrent ? 'files-breadcrumb-current' : 'files-breadcrumb-item',
+                onClick: function () { if (!isCurrent) nav(target); }
+              }, [part]));
+            });
           }
           function visible() {
             return entries.filter(function (item) { return !item.isHidden && !item.isReserved && (!filter || item.name.toLowerCase().indexOf(filter) !== -1); }).sort(function (a, b) {