Add a test to verify marker creation at position

umap/tests/integration/test_basics.py

@@ -16,3 +16,32 @@ def test_create_map_link(page, live_server, lang, link_name, link_url):
     create_map_button = page.locator("header nav a.button")
     expect(create_map_button).to_have_text(link_name)
     expect(create_map_button).to_have_attribute("href", link_url)
+
+
+def test_create_map_with_cursor(page, live_server):
+    page.goto(f"{live_server.url}/en/map/new/")
+
+    # Click on the Draw a marker button on a new map.
+    create_marker_link = page.locator(".leaflet-control-toolbar ").get_by_title(
+        "Draw a marker"
+    )
+    expect(create_marker_link).to_have_attribute("href", "#")
+    create_marker_link.click()
+
+    # Check no marker is present by default.
+    marker_pane_children = page.locator(".leaflet-marker-pane > div")
+    expect(marker_pane_children).to_have_count(0)
+
+    # Click on the map, it will place a marker at the given position.
+    map = page.locator("#map")
+    map.click(position={"x": 200, "y": 200})
+    expect(marker_pane_children).to_have_count(1)
+    expect(marker_pane_children).to_have_attribute(
+        "style",
+        (
+            "margin-left: -16px; "
+            "margin-top: -40px; "
+            "transform: translate3d(200px, 200px, 0px); "
+            "z-index: 200;"
+        ),
+    )