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/** * Test dependencies. */
'use strict';
const start = require('./common');
const assert = require('assert');
const mongoose = start.mongoose;const Schema = mongoose.Schema;
let schema;
describe('is compatible with object created using Object.create(null) (gh-1484)', function() {  let db;  let M;
  before(function() {    schema = new Schema({      a: String,      b: {        c: Number,        d: [{ e: String }]      },      f: { g: Date },      h: {}    });  });
  before(function() {    db = start();    M = db.model('Test', schema);  });
  after(async function() {    await db.close();  });
  it('during construction', function(done) {    assert.doesNotThrow(function() {      new M(Object.create(null));    });
    assert.doesNotThrow(function() {      const o = Object.create(null);      o.b = Object.create(null);      new M(o);    });
    assert.doesNotThrow(function() {      const o = Object.create(null);
      o.b = Object.create(null);      o.b.c = 9;
      const e = Object.create(null);      e.e = 'hi i am a string';      o.b.d = [e];
      const date = new Date();      const f = Object.create(null);      f.g = date;      o.f = f;
      const h = Object.create(null);      h.ad = 1;      h.hoc = 2;      h.obj = Object.create(null);      o.h = h;
      const m = new M(o);
      assert.equal(m.b.c, 9);      assert.equal(m.b.d[0].e, 'hi i am a string');      assert.equal(date, m.f.g);      assert.equal(m.h.ad, 1);      assert.equal(m.h.hoc, 2);      assert.deepEqual({}, m.h.obj);    });
    done();  });
  it('with .set(path, obj)', function(done) {    const m = new M();
    const b = Object.create(null);    b.c = 9;    m.set('b', b);
    const ee = Object.create(null);    ee.e = 'hi i am a string';    const e = [ee];    m.set('b.d', e);
    const date = new Date();    const f = Object.create(null);    f.g = date;    m.set('f', f);
    const thing = Object.create(null);    thing.h = 'yes';    m.set('h.obj.thing', thing);
    assert.equal(m.b.c, 9);    assert.equal(m.b.d[0].e, 'hi i am a string');    assert.equal(date, m.f.g);    assert.deepEqual('yes', m.h.obj.thing.h);    done();  });
  it('with schema', function(done) {    const o = Object.create(null);    o.name = String;    o.created = Date;    o.nested = Object.create(null);    o.nested.n = Number;
    void function() {      new Schema(o);    }();
    void function() {      const s = new Schema();      const o = Object.create(null);      o.yay = Number;      s.path('works', o);    }();
    void function() {      const s = new Schema();      let o = Object.create(null);      o = {};      o.name = String;      const x = { type: [o] };      s.path('works', x);    }();
    done();  });});