content: import json
  import itertools
  
  from dash import Dash, html, dcc
  
  
  def test_dada001_assets(dash_duo):
      app = Dash(__name__, assets_ignore=".*ignored.*")
      app.index_string = """<!DOCTYPE html>
      <html>
          <head>
              {%metas%}
              <title>{%title%}</title>
              {%css%}
          </head>
          <body>
              <div id="tested"></div>
              {%app_entry%}
              <footer>
                  {%config%}
                  {%scripts%}
                  {%renderer%}
              </footer>
          </body>
      </html>"""
  
      app.layout = html.Div(
          [html.Div("Content", id="content"), dcc.Input(id="test")], id="layout"
      )
  
      dash_duo.start_server(app)
  
      assert (
          dash_duo.find_element("body").value_of_css_property("margin") == "0px"
      ), "margin is overloaded by assets css resource"
  
      assert (
          dash_duo.find_element("#content").value_of_css_property("padding") == "8px"
      ), "padding is overloaded by assets"
  
      tested = json.loads(dash_duo.wait_for_element("#tested").text)
  
      order = [
          "load_first",
          "load_after",
          "load_after1",
          "load_after10",
          "load_after11",
          "load_after2",
          "load_after3",
          "load_after4",
      ]
  
      assert order == tested, "the content and order is expected"
  
  
  def test_dada002_external_files_init(dash_duo):
      js_files = [
          "https://www.google-analytics.com/analytics.js",
          {
              "src": "https://cdnjs.cloudflare.com/ajax/libs/ramda/0.26.1/ramda.min.js",
              "integrity": "sha256-43x9r7YRdZpZqTjDT5E0Vfrxn1ajIZLyYWtfAXsargA=",
              "crossorigin": "anonymous",
          },
          {
              "src": "https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.11/lodash.min.js",
              "integrity": "sha256-7/yoZS3548fXSRXqc/xYzjsmuW3sFKzuvOCHd06Pmps=",
              "crossorigin": "anonymous",
          },
      ]
  
      css_files = [
          "https://codepen.io/chriddyp/pen/bWLwgP.css",
          {
              "href": "https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css",
              "rel": "stylesheet",
              "integrity": "sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO",
              "crossorigin": "anonymous",
          },
      ]
  
      app = Dash(__name__, external_scripts=js_files, external_stylesheets=css_files)
  
      app.index_string = """<!DOCTYPE html>
      <html>
          <head>
              {%metas%}
              <title>{%title%}</title>
              {%css%}
          </head>
          <body>
              <div id="tested"></div>
              <div id="ramda-test"></div>
              <button type="button" id="btn">Btn</button>
              {%app_entry%}
              <footer>
                  {%config%}
                  {%scripts%}
                  {%renderer%}
              </footer>
          </body>
      </html>"""
  
      app.layout = html.Div()
  
      dash_duo.start_server(app)
  
      js_urls = [x["src"] if isinstance(x, dict) else x for x in js_files]
      css_urls = [x["href"] if isinstance(x, dict) else x for x in css_files]
  
      for fmt, url in itertools.chain(
          (("//script[@src='{}']", x) for x in js_urls),
          (("//link[@href='{}']", x) for x in css_urls),
      ):
          dash_duo.find_element(fmt.format(url), attribute="XPATH")
  
      assert (
          dash_duo.find_element("#btn").value_of_css_property("height") == "18px"
      ), "Ensure the button style was overloaded by reset (set to 38px in codepen)"
  
      # ensure ramda was loaded before the assets so they can use it.
      assert dash_duo.find_element("#ramda-test").text == "Hello World"
  
  
  def test_dada003_external_resources_with_attributes(dash_duo):
      """Test that attributes field works for external scripts and stylesheets"""
      app = Dash(__name__)
  
      # Test scripts with type="module" and other attributes
      app.scripts.append_script(
          {
              "external_url": "https://cdn.example.com/module-script.js",
              "attributes": {"type": "module"},
              "external_only": True,
          }
      )
  
      app.scripts.append_script(
          {
              "external_url": "https://cdn.example.com/async-script.js",
              "attributes": {"async": "true", "data-test": "custom"},
              "external_only": True,
          }
      )
  
      # Test CSS with custom attributes
      app.css.append_css(
          {
              "external_url": "https://cdn.example.com/print-styles.css",
              "attributes": {"media": "print"},
              "external_only": True,
          }
      )
  
      app.layout = html.Div("Test Layout", id="content")
  
      dash_duo.start_server(app)
  
      # Verify script with type="module" is rendered correctly
      module_script = dash_duo.find_element(
          "//script[@src='https://cdn.example.com/module-script.js' and @type='module']",
          attribute="XPATH",
      )
      assert (
          module_script is not None
      ), "Module script should be present with type='module'"
  
      # Verify script with async and custom data attribute
      async_script = dash_duo.find_element(
          "//script[@src='https://cdn.example.com/async-script.js' and @async='true' and @data-test='custom']",
          attribute="XPATH",
      )
      assert (
          async_script is not None
      ), "Async script should be present with custom attributes"
  
      # Verify CSS with media attribute
      print_css = dash_duo.find_element(
          "//link[@href='https://cdn.example.com/print-styles.css' and @media='print']",
          attribute="XPATH",
      )
      assert print_css is not None, "Print CSS should be present with media='print'"
  
  
  def test_dada004_external_scripts_init_with_attributes(dash_duo):
      """Test that attributes work when passed via external_scripts in Dash constructor"""
      js_files = [
          "https://cdn.example.com/regular-script.js",
          {"src": "https://cdn.example.com/es-module.js", "type": "module"},
          {
              "src": "https://cdn.example.com/integrity-script.js",
              "integrity": "sha256-test123",
              "crossorigin": "anonymous",
          },
      ]
  
      css_files = [
          "https://cdn.example.com/regular-styles.css",
          {
              "href": "https://cdn.example.com/dark-theme.css",
              "media": "(prefers-color-scheme: dark)",
          },
      ]
  
      app = Dash(__name__, external_scripts=js_files, external_stylesheets=css_files)
      app.layout = html.Div("Test", id="content")
  
      dash_duo.start_server(app)
  
      # Verify regular script (string format)
      dash_duo.find_element(
          "//script[@src='https://cdn.example.com/regular-script.js']", attribute="XPATH"
      )
  
      # Verify ES module script
      module_script = dash_duo.find_element(
          "//script[@src='https://cdn.example.com/es-module.js' and @type='module']",
          attribute="XPATH",
      )
      assert module_script is not None
  
      # Verify script with integrity and crossorigin
      integrity_script = dash_duo.find_element(
          "//script[@src='https://cdn.example.com/integrity-script.js' and @integrity='sha256-test123' and @crossorigin='anonymous']",
          attribute="XPATH",
      )
      assert integrity_script is not None
  
      # Verify regular CSS
      dash_duo.find_element(
          "//link[@href='https://cdn.example.com/regular-styles.css']", attribute="XPATH"
      )
  
      # Verify CSS with media query
      dark_css = dash_duo.find_element(
          "//link[@href='https://cdn.example.com/dark-theme.css' and @media='(prefers-color-scheme: dark)']",
          attribute="XPATH",
      )
      assert dark_css is not None
  