Fix relative path to global loading indicator assets (#7181)

* Fix relative path to global loading indicator assets

* Add tests

panel/io/resources.py

@@ -748,7 +748,7 @@ def css_raw(self):
  # Add loading spinner
  if config.global_loading_spinner:
  loading_base = (DIST_DIR / "css" / "loading.css").read_text(encoding='utf-8').replace(
- '../assets', self.dist_dir
+ '../assets', self.dist_dir + 'assets'
  )
  raw.extend([loading_base, loading_css(
  config.loading_spinner, config.loading_color, config.loading_max_height

panel/tests/io/test_resources.py

@@ -208,3 +208,16 @@ def test_resolve_stylesheet_long_css():
 }
 """
  assert resolve_stylesheet(cls, stylesheet, "_stylesheets")==stylesheet
+
+def test_resources_global_loading_indicator_server():
+ resources = Resources(mode='server')
+ with config.set(global_loading_spinner=True):
+ assert len(resources.css_raw) == 2
+ assert resources.css_raw[0].count('static/extensions/panel/assets') == 5
+
+def test_resources_global_loading_indicator_cdn():
+ resources = Resources(mode='cdn')
+ with config.set(global_loading_spinner=True):
+ assert len(resources.css_raw) == 2
+ assert resources.css_raw[0].count('https://cdn.holoviz.org/panel/') == 5
+ assert resources.css_raw[0].count('/dist/assets/') == 5