in src/plugin/utils/file_storage.ts [22:31]
function getUserDataPath() {
if (!wx.env) {
// only for tests. If not, test failed in miniprogram-simulate compiler
wx.env = {
USER_DATA_PATH:
'http://usr', // value of wx.env.USER_DATA_PATH in simulate
};
}
return wx.env.USER_DATA_PATH;
}