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'use strict';
/** * Module dependencies. */
const mongoose = require('./common').mongoose;
const assert = require('assert');
const SchemaNumber = mongoose.Schema.Types.Number;
/** * Test. */
describe('types.number', function() {  it('an empty string casts to null', function(done) {    const n = new SchemaNumber();    assert.strictEqual(n.cast(''), null);    done();  });
  it('a null number should castForQuery to null', function(done) {    const n = new SchemaNumber();    assert.strictEqual(n.castForQuery(null), null);    done();  });
  it('array throws cast number error', function(done) {    const n = new SchemaNumber();    let err;    try {      n.cast([]);    } catch (e) {      err = e;    }    assert.strictEqual(true, !!err);    done();  });
  it('three throws cast number error', function(done) {    const n = new SchemaNumber();    let err;    try {      n.cast('three');    } catch (e) {      err = e;    }    assert.strictEqual(true, !!err);    done();  });
  it('{} throws cast number error', function(done) {    const n = new SchemaNumber();    let err;    try {      n.cast({});    } catch (e) {      err = e;    }    assert.strictEqual(true, !!err);    done();  });
  it('does not throw number cast error', function(done) {    const n = new SchemaNumber();    const items = [1, '2', '0', null, '', new String('47'), new Number(5), Number(47), Number('09'), 0x12];    let err;    try {      for (const item of items) {        n.cast(item);      }    } catch (e) {      err = e;    }    assert.strictEqual(false, !!err, err);    done();  });
  it('boolean casts to 0/1 (gh-3475)', function(done) {    const n = new SchemaNumber();    assert.strictEqual(n.cast(true), 1);    assert.strictEqual(n.cast(false), 0);    done();  });
  it('prefers valueOf function if one exists (gh-6299)', function(done) {    const n = new SchemaNumber();    const obj = {      str: '10',      valueOf: function() {        return this.str;      },      toString: function() {        return '11';      }    };    assert.strictEqual(n.cast(obj), 10);    done();  });
  it('throws a CastError with a bad conditional (gh-6927)', function() {    const n = new SchemaNumber();    let err;    try {      n.castForQuery({ somePath: { $x: 43 } });    } catch (e) {      err = e;    }    assert.ok(/CastError/.test(err));  });
  describe('custom caster (gh-7045)', function() {    let original = {};
    beforeEach(function() {      original = SchemaNumber.cast();    });
    afterEach(function() {      SchemaNumber.cast(original);    });
    it('disallow empty string', function() {      SchemaNumber.cast(v => {        assert.ok(v !== '');        return original(v);      });
      const num = new SchemaNumber();
      let err;      try {        num.cast('');      } catch (e) {        err = e;      }      assert.ok(/CastError/.test(err));
      num.cast('123'); // Should be ok    });
    it('disable casting', function() {      SchemaNumber.cast(false);
      const num = new SchemaNumber();
      let err;      try {        num.cast('123');      } catch (e) {        err = e;      }      assert.ok(/CastError/.test(err));
      num.cast(123); // Should be ok    });  });});