Commit initial

2026-04-15 17:57:12 +02:00
parent 005d8e797e
commit 55516ee10f
269 changed files with 26854 additions and 0 deletions
@@ -0,0 +1,132 @@
+"""UIE-05: E2E tests for language toggle — FR/EN switching and localStorage persistence."""
+from __future__ import annotations
+import pytest
+
+
+# ---------------------------------------------------------------------------
+# Task 1 (Phase 12-01): navigator.language auto-detection
+# ---------------------------------------------------------------------------
+
+def test_navigator_language_en_sets_lang_en(browser, live_server: str) -> None:
+    """When localStorage is empty and navigator.language is 'en-US', lang defaults to 'en'."""
+    context = browser.new_context(locale="en-US")
+    page = context.new_page()
+
+    # Clear any saved preference so localStorage fallback is not used
+    page.goto(f"{live_server}/", wait_until="domcontentloaded")
+    page.evaluate("localStorage.removeItem('imptune_lang')")
+
+    # Reload so the alpine:init IIFE runs with no localStorage and en-US locale
+    page.reload(wait_until="domcontentloaded")
+    page.wait_for_function(
+        "document.querySelector('nav a[href=\"/printers\"]').textContent.trim() !== ''",
+        timeout=3000,
+    )
+
+    lang = page.evaluate("Alpine.store('i18n').lang")
+    assert lang == "en", f"Expected 'en' when navigator.language is 'en-US', got '{lang}'"
+
+    context.close()
+
+
+def test_navigator_language_fr_sets_lang_fr(browser, live_server: str) -> None:
+    """When localStorage is empty and navigator.language is 'fr-FR', lang defaults to 'fr'."""
+    context = browser.new_context(locale="fr-FR")
+    page = context.new_page()
+
+    page.goto(f"{live_server}/", wait_until="domcontentloaded")
+    page.evaluate("localStorage.removeItem('imptune_lang')")
+
+    page.reload(wait_until="domcontentloaded")
+    page.wait_for_function(
+        "document.querySelector('nav a[href=\"/printers\"]').textContent.trim() !== ''",
+        timeout=3000,
+    )
+
+    lang = page.evaluate("Alpine.store('i18n').lang")
+    assert lang == "fr", f"Expected 'fr' when navigator.language is 'fr-FR', got '{lang}'"
+
+    context.close()
+
+
+def test_localstorage_wins_over_navigator_language(browser, live_server: str) -> None:
+    """localStorage preference wins over navigator.language when a value is saved."""
+    # Browser locale is 'en-US' but localStorage says 'fr' → should use 'fr'
+    context = browser.new_context(locale="en-US")
+    page = context.new_page()
+
+    page.goto(f"{live_server}/", wait_until="domcontentloaded")
+    page.evaluate("localStorage.setItem('imptune_lang', 'fr')")
+
+    page.reload(wait_until="domcontentloaded")
+    page.wait_for_function(
+        "document.querySelector('nav a[href=\"/printers\"]').textContent.trim() !== ''",
+        timeout=3000,
+    )
+
+    lang = page.evaluate("Alpine.store('i18n').lang")
+    assert lang == "fr", f"Expected localStorage 'fr' to win over navigator.language 'en-US', got '{lang}'"
+
+    # Cleanup
+    page.evaluate("localStorage.removeItem('imptune_lang')")
+    context.close()
+
+
+# ---------------------------------------------------------------------------
+# Original toggle and persistence tests
+# ---------------------------------------------------------------------------
+
+def test_language_toggle_switches_nav_label(page, live_server: str) -> None:
+    """Clicking FR/EN button switches nav label from French to English."""
+    page.goto(f"{live_server}/", wait_until="domcontentloaded")
+
+    # Default lang is 'fr' — nav should show French labels
+    # Wait for Alpine to hydrate
+    page.wait_for_function(
+        "document.querySelector('nav a[href=\"/printers\"]').textContent.trim() !== ''",
+        timeout=3000,
+    )
+
+    # In French, printers nav label = 'Imprimantes'
+    printers_label_fr = page.text_content("nav a[href='/printers']").strip()
+    assert printers_label_fr == "Imprimantes", f"Expected 'Imprimantes', got '{printers_label_fr}'"
+
+    # Click the language toggle button
+    page.click("button[title='Toggle language']")
+
+    # Wait for label to update
+    page.wait_for_function(
+        "document.querySelector('nav a[href=\"/printers\"]').textContent.trim() === 'Printers'",
+        timeout=2000,
+    )
+
+    printers_label_en = page.text_content("nav a[href='/printers']").strip()
+    assert printers_label_en == "Printers"
+
+    # Cleanup: reset to fr
+    page.evaluate("localStorage.setItem('imptune_lang', 'fr')")
+
+
+def test_language_persists_across_reload(page, live_server: str) -> None:
+    """After switching to EN, language is preserved on page reload."""
+    page.goto(f"{live_server}/", wait_until="domcontentloaded")
+
+    # Switch to English
+    page.click("button[title='Toggle language']")
+    page.wait_for_function(
+        "document.querySelector('nav a[href=\"/printers\"]').textContent.trim() === 'Printers'",
+        timeout=2000,
+    )
+
+    # Reload
+    page.reload(wait_until="domcontentloaded")
+    page.wait_for_function(
+        "document.querySelector('nav a[href=\"/printers\"]').textContent.trim() !== ''",
+        timeout=3000,
+    )
+
+    label_after_reload = page.text_content("nav a[href='/printers']").strip()
+    assert label_after_reload == "Printers"
+
+    # Cleanup: reset to fr
+    page.evaluate("localStorage.setItem('imptune_lang', 'fr')")