first couple widget e2e tests

courtesy of claude
most of the tests don't work yet

src/tests/e2e/test_widget_errors.py

@@ -0,0 +1,120 @@
+"""
+E2E Tests for Error Handling
+
+Tests that verify:
+- Error message on invalid event
+- Error message shows "Open ticket shop" link
+- Sold out items show unavailable state
+"""
+import pytest
+from playwright.sync_api import Page, expect
+
+
+@pytest.mark.django_db
+class TestErrorDisplay:
+    """Test error messages and states."""
+
+    def test_invalid_event_shows_error_message(
+        self,
+        page: Page,
+        live_server_url: str,
+        widget_organizer,
+        widget_event,
+        widget_page
+    ):
+        """
+        Loading a non-existent event should show an error message.
+        """
+        widget_page.goto_widget_test_page(
+            live_server_url, widget_organizer.slug, 'nonexistent-event')
+        widget_page.wait_for_widget_load()
+
+        # Should show error message
+        expect(page.locator(
+            '.pretix-widget-error-message'
+        )).to_be_visible()
+
+    def test_error_shows_open_in_new_tab_link(
+        self,
+        page: Page,
+        live_server_url: str,
+        widget_organizer,
+        widget_event,
+        widget_page
+    ):
+        """
+        Error state should include a link to open the ticket shop
+        in a new tab as a fallback.
+        """
+        widget_page.goto_widget_test_page(
+            live_server_url, widget_organizer.slug, 'nonexistent-event')
+        widget_page.wait_for_widget_load()
+
+        # Should show fallback action link
+        action_link = page.locator('.pretix-widget-error-action a')
+        expect(action_link).to_be_visible()
+
+        # Link should open in new tab
+        expect(action_link).to_have_attribute('target', '_blank')
+
+
+@pytest.mark.django_db
+class TestSoldOutState:
+    """Test sold out item display."""
+
+    def test_sold_out_item_shows_unavailable(
+        self,
+        page: Page,
+        live_server_url: str,
+        widget_organizer,
+        widget_event,
+        widget_item_sold_out,
+        widget_page
+    ):
+        """
+        Items with zero quota should show as unavailable/sold out.
+        """
+        item = widget_item_sold_out
+
+        widget_page.goto_widget_test_page(
+            live_server_url, widget_organizer.slug, widget_event.slug)
+        widget_page.wait_for_widget_load()
+
+        item_elem = page.locator(
+            f'.pretix-widget-item:has-text("{item.name}")')
+        expect(item_elem).to_be_visible()
+
+        # Should not have a quantity input or checkbox (sold out)
+        input_count = item_elem.locator(
+            'input[type="number"], input[type="checkbox"]').count()
+        assert input_count == 0
+
+    def test_sold_out_item_shows_status_text(
+        self,
+        page: Page,
+        live_server_url: str,
+        widget_organizer,
+        widget_event,
+        widget_item_sold_out,
+        widget_page
+    ):
+        """
+        Sold out items should show a status message like
+        "Sold out" or "Currently unavailable".
+        """
+        item = widget_item_sold_out
+
+        widget_page.goto_widget_test_page(
+            live_server_url, widget_organizer.slug, widget_event.slug)
+        widget_page.wait_for_widget_load()
+
+        item_elem = page.locator(
+            f'.pretix-widget-item:has-text("{item.name}")')
+
+        # Should show some unavailability text
+        avail_col = item_elem.locator(
+            '.pretix-widget-item-availability-col')
+        expect(avail_col).to_be_visible()
+        # The text could be "Sold out", "Currently unavailable", etc.
+        avail_text = avail_col.inner_text()
+        assert len(avail_text.strip()) > 0