[
  {
    "os": [
      "win",
      "linux",
      "mac",
      "chromeos",
      "desktop_android"
    ],
    "policy_pref_mapping_tests": [
      {
        "policies": {},
        "prefs": {
          "extensions.install.forcelist": {
            "default_value": {}
          }
        }
      },
      {
        "policies": {
          "ExtensionInstallForcelist": [
            "acncmkcnkcdbbanbjakcencbaoegdjlp",
            "bcncmkcnkcdbbanbjakcencbaoegdjlp;https://custom.url/with/path/to/update_manifest.xml"
          ]
        },
        "prefs": {
          "extensions.install.forcelist": {
            "value": {
              "acncmkcnkcdbbanbjakcencbaoegdjlp": {
                "external_update_url": "https://clients2.google.com/service/update2/crx"
              },
              "bcncmkcnkcdbbanbjakcencbaoegdjlp": {
                "external_update_url": "https://custom.url/with/path/to/update_manifest.xml"
              }
            }
          }
        }
      }
    ]
  }
]