Fix error where default_css was missing (#201)

* Fix error where default_css was missing
* Ignore elements where there is no special css or js to load
* Add test to check for regression on geojson popup
* Fix selector for other popup test
* Bump version to 0.21.1

* Fix a few tests

* Debugging, check for failed responses

* Try switching back to old locator

* Try both selectors

setup.py

@@ -2,7 +2,7 @@
 
 setuptools.setup(
     name="streamlit_folium",
-    version="0.21.0",
+    version="0.21.1",
     author="Randy Zwitch",
     author_email="[email protected]",
     description="Render Folium objects in Streamlit",

streamlit_folium/__init__.py

@@ -396,8 +396,8 @@ def walk(fig):
                 0, "https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"
             )
             js_links.insert(0, "https://d3js.org/d3.v4.min.js")
-        css_links.extend([href for _, href in elem.default_css])
-        js_links.extend([src for _, src in elem.default_js])
+        css_links.extend([href for _, href in getattr(elem, "default_css", [])])
+        js_links.extend([src for _, src in getattr(elem, "default_js", [])])
 
     component_value = _component_func(
         script=leaflet,

tests/test_frontend.py

@@ -1,8 +1,10 @@
+from __future__ import annotations
+
 from contextlib import contextmanager
 from time import sleep
 
 import pytest
-from playwright.sync_api import Page, expect
+from playwright.sync_api import Page, Response, expect
 
 LOCAL_TEST = False
 
@@ -20,6 +22,7 @@ def before_module():
 def before_test(page: Page):
     page.goto(f"localhost:{PORT}")
     page.set_viewport_size({"width": 2000, "height": 2000})
+    expect.set_options(timeout=5_000)
 
 
 # Take screenshot of each page if there are failures for this session
@@ -61,17 +64,39 @@ def run_streamlit():
             p.kill()
 
 
+def click_button_or_marker(page: Page, nth: int = 0, locator: str | None = None):
+    """For some reason, there's a discrepancy between how the map markers are
+    selectable locally and on github actions, perhaps related some error in loading
+    the actual marker images. This tries both ways to select a marker"""
+
+    frame = page.frame_locator('iframe[title="streamlit_folium\\.st_folium"]')
+    if locator is not None:
+        frame = frame.locator(locator)
+    try:
+        frame.get_by_role("button", name="Marker").nth(nth).click(timeout=5_000)
+    except Exception:
+        frame.get_by_role("img").nth(nth).click(timeout=5_000)
+
+
 def test_marker_click(page: Page):
+    def check_for_404(response: Response):
+        if not response.ok:
+            print(response)
+            print(response.text())
+            print(response.url)
+            print(response.status)
+            raise Exception("404")
+
+    page.on("response", check_for_404)
+
     # Check page title
     expect(page).to_have_title("streamlit-folium documentation")
 
     expect(page.get_by_text('"last_object_clicked":NULL')).to_be_visible()
 
     # Click marker
     try:
-        page.frame_locator('iframe[title="streamlit_folium\\.st_folium"]').get_by_role(
-            "button", name="Marker"
-        ).click()
+        click_button_or_marker(page)
     except Exception as e:
         page.screenshot(path="screenshot-test-marker-click.png", full_page=True)
         raise e
@@ -119,15 +144,11 @@ def test_limit_data(page: Page):
     expect(page.get_by_text('{"last_object_clicked":NULL}')).to_be_visible()
 
     # Click marker
-    page.frame_locator(
-        'internal:attr=[title="streamlit_folium.st_folium"i]'
-    ).get_by_role("button").nth(2).click()
+    click_button_or_marker(page, 2)
 
     # Have to click a second time for some reason, maybe because it doesn't load right
     # away
-    page.frame_locator(
-        'internal:attr=[title="streamlit_folium.st_folium"i]'
-    ).get_by_role("button").nth(2).click()
+    click_button_or_marker(page, 2)
 
     expect(page.get_by_text('{"last_object_clicked":{"lat":39.96')).to_be_visible()
 
@@ -144,12 +165,8 @@ def test_dual_map(page: Page):
 
     # Click marker on left map
     try:
-        page.frame_locator('iframe[title="streamlit_folium\\.st_folium"]').locator(
-            "#map_div"
-        ).get_by_role("button", name="Marker").click()
-        page.frame_locator('iframe[title="streamlit_folium\\.st_folium"]').locator(
-            "#map_div2"
-        ).get_by_role("button", name="Marker").click()
+        click_button_or_marker(page, 0, "#map_div")
+        click_button_or_marker(page, 0, "#map_div2")
     except Exception as e:
         page.screenshot(path="screenshot-dual-map.png", full_page=True)
         raise e
@@ -170,9 +187,7 @@ def test_tooltip_click(page: Page):
     expect(page.get_by_text('"last_object_clicked_tooltip":NULL')).to_be_visible()
 
     # Click marker on map
-    page.frame_locator(
-        'internal:attr=[title="streamlit_folium.st_folium"i]'
-    ).get_by_role("button").nth(0).click()
+    click_button_or_marker(page)
 
     expect(
         page.get_by_text('"last_object_clicked_tooltip":"Liberty Bell"')
@@ -186,9 +201,7 @@ def test_popup_text(page: Page):
     expect(page.get_by_text("Popup: None")).to_be_visible()
     expect(page.get_by_text("Tooltip: None")).to_be_visible()
 
-    page.frame_locator('iframe[title="streamlit_folium\\.st_folium"]').get_by_role(
-        "button"
-    ).nth(0).click()
+    click_button_or_marker(page)
 
     try:
         expect(page.get_by_text("Popup: Popup!")).to_be_visible()
@@ -207,9 +220,7 @@ def test_return_on_hover(page: Page):
 
     page.get_by_text("Return on hover?").click()
 
-    page.frame_locator('iframe[title="streamlit_folium\\.st_folium"]').get_by_role(
-        "button"
-    ).nth(1).hover()
+    click_button_or_marker(page, 1)
 
     try:
         expect(page.get_by_text("Popup: Popup 2!")).to_be_visible()
@@ -273,6 +284,12 @@ def test_grouped_layer_control(page: Page):
     ).check()
 
 
+def test_geojson_popup(page: Page):
+    page.get_by_role("link", name="geojson popup").click()
+
+    expect(page.get_by_text("AttributeError")).to_be_hidden()
+
+
 def test_dynamic_feature_group_update(page: Page):
     page.get_by_role("link", name="dynamic updates").click()
     page.get_by_text("Show generated code").click()