mirror of https://github.com/seald/nedb
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
972 lines
38 KiB
972 lines
38 KiB
var model = require('../lib/model')
|
|
, should = require('chai').should()
|
|
, assert = require('chai').assert
|
|
, _ = require('underscore')
|
|
, async = require('async')
|
|
, util = require('util')
|
|
;
|
|
|
|
|
|
describe('Model', function () {
|
|
|
|
describe('Serialization, deserialization', function () {
|
|
|
|
it('Can serialize and deserialize strings', function () {
|
|
var a, b, c;
|
|
|
|
a = { test: "Some string" };
|
|
b = model.serialize(a);
|
|
c = model.deserialize(b);
|
|
b.indexOf('\n').should.equal(-1);
|
|
c.test.should.equal("Some string");
|
|
|
|
// Even if a property is a string containing a new line, the serialized
|
|
// version doesn't. The new line must still be there upon deserialization
|
|
a = { test: "With a new\nline" };
|
|
b = model.serialize(a);
|
|
c = model.deserialize(b);
|
|
c.test.should.equal("With a new\nline");
|
|
a.test.indexOf('\n').should.not.equal(-1);
|
|
b.indexOf('\n').should.equal(-1);
|
|
c.test.indexOf('\n').should.not.equal(-1);
|
|
});
|
|
|
|
it('Can serialize and deserialize booleans', function () {
|
|
var a, b, c;
|
|
|
|
a = { test: true };
|
|
b = model.serialize(a);
|
|
c = model.deserialize(b);
|
|
b.indexOf('\n').should.equal(-1);
|
|
c.test.should.equal(true);
|
|
});
|
|
|
|
it('Can serialize and deserialize numbers', function () {
|
|
var a, b, c;
|
|
|
|
a = { test: 5 };
|
|
b = model.serialize(a);
|
|
c = model.deserialize(b);
|
|
b.indexOf('\n').should.equal(-1);
|
|
c.test.should.equal(5);
|
|
});
|
|
|
|
it('Can serialize and deserialize null', function () {
|
|
var a, b, c;
|
|
|
|
a = { test: null };
|
|
b = model.serialize(a);
|
|
c = model.deserialize(b);
|
|
b.indexOf('\n').should.equal(-1);
|
|
assert.isNull(a.test);
|
|
});
|
|
|
|
it('undefined fields are removed when serialized', function() {
|
|
var a = { bloup: undefined, hello: 'world' }
|
|
, b = model.serialize(a)
|
|
, c = model.deserialize(b)
|
|
;
|
|
|
|
Object.keys(c).length.should.equal(1);
|
|
c.hello.should.equal('world');
|
|
assert.isUndefined(c.bloup);
|
|
});
|
|
|
|
it('Can serialize and deserialize a date', function () {
|
|
var a, b, c
|
|
, d = new Date();
|
|
|
|
a = { test: d };
|
|
b = model.serialize(a);
|
|
c = model.deserialize(b);
|
|
b.indexOf('\n').should.equal(-1);
|
|
util.isDate(c.test).should.equal(true);
|
|
c.test.getTime().should.equal(d.getTime());
|
|
});
|
|
|
|
it('Can serialize and deserialize sub objects', function () {
|
|
var a, b, c
|
|
, d = new Date();
|
|
|
|
a = { test: { something: 39, also: d, yes: { again: 'yes' } } };
|
|
b = model.serialize(a);
|
|
c = model.deserialize(b);
|
|
b.indexOf('\n').should.equal(-1);
|
|
c.test.something.should.equal(39);
|
|
c.test.also.getTime().should.equal(d.getTime());
|
|
c.test.yes.again.should.equal('yes');
|
|
});
|
|
|
|
it('Can serialize and deserialize sub arrays', function () {
|
|
var a, b, c
|
|
, d = new Date();
|
|
|
|
a = { test: [ 39, d, { again: 'yes' } ] };
|
|
b = model.serialize(a);
|
|
c = model.deserialize(b);
|
|
b.indexOf('\n').should.equal(-1);
|
|
c.test[0].should.equal(39);
|
|
c.test[1].getTime().should.equal(d.getTime());
|
|
c.test[2].again.should.equal('yes');
|
|
});
|
|
|
|
it('Reject field names beginning with a $ sign or containing a dot, except the two edge cases', function () {
|
|
var a1 = { $something: 'totest' }
|
|
, a2 = { "with.dot": 'totest' }
|
|
, e1 = { $$date: 4321 }
|
|
, e2 = { $$deleted: true }
|
|
, b;
|
|
|
|
// Normal cases
|
|
(function () { b = model.serialize(a1); }).should.throw();
|
|
(function () { b = model.serialize(a2); }).should.throw();
|
|
|
|
// Edge cases
|
|
b = model.serialize(e1);
|
|
b = model.serialize(e2);
|
|
});
|
|
|
|
}); // ==== End of 'Serialization, deserialization' ==== //
|
|
|
|
|
|
describe('Object checking', function () {
|
|
|
|
it('Field names beginning with a $ sign are forbidden', function () {
|
|
assert.isDefined(model.checkObject);
|
|
|
|
(function () {
|
|
model.checkObject({ $bad: true });
|
|
}).should.throw();
|
|
|
|
(function () {
|
|
model.checkObject({ some: 42, nested: { again: "no", $worse: true } });
|
|
}).should.throw();
|
|
|
|
// This shouldn't throw since "$actuallyok" is not a field name
|
|
model.checkObject({ some: 42, nested: [ 5, "no", "$actuallyok", true ] });
|
|
|
|
(function () {
|
|
model.checkObject({ some: 42, nested: [ 5, "no", "$actuallyok", true, { $hidden: "useless" } ] });
|
|
}).should.throw();
|
|
});
|
|
|
|
it('Field names cannot contain a .', function () {
|
|
assert.isDefined(model.checkObject);
|
|
|
|
(function () {
|
|
model.checkObject({ "so.bad": true });
|
|
}).should.throw();
|
|
|
|
// Recursive behaviour testing done in the above test on $ signs
|
|
});
|
|
|
|
it('Properties with a null value dont trigger an error', function () {
|
|
var obj = { prop: null };
|
|
|
|
model.checkObject(obj);
|
|
});
|
|
|
|
}); // ==== End of 'Object checking' ==== //
|
|
|
|
|
|
describe('Deep copying', function () {
|
|
|
|
it('Should be able to deep copy any serializable model', function () {
|
|
var d = new Date()
|
|
, obj = { a: ['ee', 'ff', 42], date: d, subobj: { a: 'b', b: 'c' } }
|
|
, res = model.deepCopy(obj);
|
|
;
|
|
|
|
res.a.length.should.equal(3);
|
|
res.a[0].should.equal('ee');
|
|
res.a[1].should.equal('ff');
|
|
res.a[2].should.equal(42);
|
|
res.date.getTime().should.equal(d.getTime());
|
|
res.subobj.a.should.equal('b');
|
|
res.subobj.b.should.equal('c');
|
|
|
|
obj.a.push('ggg');
|
|
obj.date = 'notadate';
|
|
obj.subobj = [];
|
|
|
|
// Even if the original object is modified, the copied one isn't
|
|
res.a.length.should.equal(3);
|
|
res.a[0].should.equal('ee');
|
|
res.a[1].should.equal('ff');
|
|
res.a[2].should.equal(42);
|
|
res.date.getTime().should.equal(d.getTime());
|
|
res.subobj.a.should.equal('b');
|
|
res.subobj.b.should.equal('c');
|
|
});
|
|
|
|
}); // ==== End of 'Deep copying' ==== //
|
|
|
|
|
|
describe('Modifying documents', function () {
|
|
|
|
it('Queries not containing any modifier just replace the document by the contents of the query but keep its _id', function () {
|
|
var obj = { some: 'thing', _id: 'keepit' }
|
|
, updateQuery = { replace: 'done', bloup: [ 1, 8] }
|
|
, t
|
|
;
|
|
|
|
t = model.modify(obj, updateQuery);
|
|
t.replace.should.equal('done');
|
|
t.bloup.length.should.equal(2);
|
|
t.bloup[0].should.equal(1);
|
|
t.bloup[1].should.equal(8);
|
|
|
|
assert.isUndefined(t.some);
|
|
t._id.should.equal('keepit');
|
|
});
|
|
|
|
it('Throw an error if trying to change the _id field in a copy-type modification', function () {
|
|
var obj = { some: 'thing', _id: 'keepit' }
|
|
, updateQuery = { replace: 'done', bloup: [ 1, 8], _id: 'donttryit' }
|
|
;
|
|
|
|
(function () {
|
|
model.modify(obj, updateQuery);
|
|
}).should.throw();
|
|
|
|
updateQuery._id = 'keepit';
|
|
model.modify(obj, updateQuery); // No error thrown
|
|
});
|
|
|
|
it('Throw an error if trying to use modify in a mixed copy+modify way', function () {
|
|
var obj = { some: 'thing' }
|
|
, updateQuery = { replace: 'me', $modify: 'metoo' };
|
|
|
|
(function () {
|
|
model.modify(obj, updateQuery);
|
|
}).should.throw();
|
|
});
|
|
|
|
it('Throw an error if trying to use an inexistent modifier', function () {
|
|
var obj = { some: 'thing' }
|
|
, updateQuery = { $set: 'this exists', $modify: 'not this one' };
|
|
|
|
(function () {
|
|
model.modify(obj, updateQuery);
|
|
}).should.throw();
|
|
});
|
|
|
|
it('Throw an error if a modifier is used with a non-object argument', function () {
|
|
var obj = { some: 'thing' }
|
|
, updateQuery = { $set: 'this exists' };
|
|
|
|
(function () {
|
|
model.modify(obj, updateQuery);
|
|
}).should.throw();
|
|
});
|
|
|
|
describe('$set modifier', function () {
|
|
it('Can change already set fields without modfifying the underlying object', function () {
|
|
var obj = { some: 'thing', yup: 'yes', nay: 'noes' }
|
|
, updateQuery = { $set: { some: 'changed', nay: 'yes indeed' } }
|
|
, modified = model.modify(obj, updateQuery);
|
|
|
|
Object.keys(modified).length.should.equal(3);
|
|
modified.some.should.equal('changed');
|
|
modified.yup.should.equal('yes');
|
|
modified.nay.should.equal('yes indeed');
|
|
|
|
Object.keys(obj).length.should.equal(3);
|
|
obj.some.should.equal('thing');
|
|
obj.yup.should.equal('yes');
|
|
obj.nay.should.equal('noes');
|
|
});
|
|
|
|
it('Creates fields to set if they dont exist yet', function () {
|
|
var obj = { yup: 'yes' }
|
|
, updateQuery = { $set: { some: 'changed', nay: 'yes indeed' } }
|
|
, modified = model.modify(obj, updateQuery);
|
|
|
|
Object.keys(modified).length.should.equal(3);
|
|
modified.some.should.equal('changed');
|
|
modified.yup.should.equal('yes');
|
|
modified.nay.should.equal('yes indeed');
|
|
});
|
|
|
|
it('Can set sub-fields and create them if necessary', function () {
|
|
var obj = { yup: { subfield: 'bloup' } }
|
|
, updateQuery = { $set: { "yup.subfield": 'changed', "yup.yop": 'yes indeed', "totally.doesnt.exist": 'now it does' } }
|
|
, modified = model.modify(obj, updateQuery);
|
|
|
|
_.isEqual(modified, { yup: { subfield: 'changed', yop: 'yes indeed' }, totally: { doesnt: { exist: 'now it does' } } }).should.equal(true);
|
|
});
|
|
}); // End of '$set modifier'
|
|
|
|
describe('$inc modifier', function () {
|
|
it('Throw an error if you try to use it with a non-number or on a non number field', function () {
|
|
(function () {
|
|
var obj = { some: 'thing', yup: 'yes', nay: 2 }
|
|
, updateQuery = { $inc: { nay: 'notanumber' } }
|
|
, modified = model.modify(obj, updateQuery);
|
|
}).should.throw();
|
|
|
|
(function () {
|
|
var obj = { some: 'thing', yup: 'yes', nay: 'nope' }
|
|
, updateQuery = { $inc: { nay: 1 } }
|
|
, modified = model.modify(obj, updateQuery);
|
|
}).should.throw();
|
|
});
|
|
|
|
it('Can increment number fields or create and initialize them if needed', function () {
|
|
var obj = { some: 'thing', nay: 40 }
|
|
, modified;
|
|
|
|
modified = model.modify(obj, { $inc: { nay: 2 } });
|
|
_.isEqual(modified, { some: 'thing', nay: 42 }).should.equal(true);
|
|
|
|
// Incidentally, this tests that obj was not modified
|
|
modified = model.modify(obj, { $inc: { inexistent: -6 } });
|
|
_.isEqual(modified, { some: 'thing', nay: 40, inexistent: -6 }).should.equal(true);
|
|
});
|
|
|
|
it('Works recursively', function () {
|
|
var obj = { some: 'thing', nay: { nope: 40 } }
|
|
, modified;
|
|
|
|
modified = model.modify(obj, { $inc: { "nay.nope": -2, "blip.blop": 123 } });
|
|
_.isEqual(modified, { some: 'thing', nay: { nope: 38 }, blip: { blop: 123 } }).should.equal(true);
|
|
});
|
|
}); // End of '$inc modifier'
|
|
|
|
describe('$push modifier', function () {
|
|
|
|
it('Can push an element to the end of an array', function () {
|
|
var obj = { arr: ['hello'] }
|
|
, modified;
|
|
|
|
modified = model.modify(obj, { $push: { arr: 'world' } });
|
|
assert.deepEqual(modified, { arr: ['hello', 'world'] });
|
|
});
|
|
|
|
it('Can push an element to a non-existent field and will create the array', function () {
|
|
var obj = {}
|
|
, modified;
|
|
|
|
modified = model.modify(obj, { $push: { arr: 'world' } });
|
|
assert.deepEqual(modified, { arr: ['world'] });
|
|
});
|
|
|
|
it('Can push on nested fields', function () {
|
|
var obj = { arr: { nested: ['hello'] } }
|
|
, modified;
|
|
|
|
modified = model.modify(obj, { $push: { "arr.nested": 'world' } });
|
|
assert.deepEqual(modified, { arr: { nested: ['hello', 'world'] } });
|
|
|
|
obj = { arr: { a: 2 }};
|
|
modified = model.modify(obj, { $push: { "arr.nested": 'world' } });
|
|
assert.deepEqual(modified, { arr: { a: 2, nested: ['world'] } });
|
|
});
|
|
|
|
it('Throw if we try to push to a non-array', function () {
|
|
var obj = { arr: 'hello' }
|
|
, modified;
|
|
|
|
(function () {
|
|
modified = model.modify(obj, { $push: { arr: 'world' } });
|
|
}).should.throw();
|
|
|
|
obj = { arr: { nested: 45 } };
|
|
(function () {
|
|
modified = model.modify(obj, { $push: { "arr.nested": 'world' } });
|
|
}).should.throw();
|
|
});
|
|
|
|
it('Can use the $each modifier to add multiple values to an array at once', function () {
|
|
var obj = { arr: ['hello'] }
|
|
, modified;
|
|
|
|
modified = model.modify(obj, { $push: { arr: { $each: ['world', 'earth', 'everything'] } } });
|
|
assert.deepEqual(modified, { arr: ['hello', 'world', 'earth', 'everything'] });
|
|
|
|
(function () {
|
|
modified = model.modify(obj, { $push: { arr: { $each: 45 } } });
|
|
}).should.throw();
|
|
|
|
(function () {
|
|
modified = model.modify(obj, { $push: { arr: { $each: ['world'], unauthorized: true } } });
|
|
}).should.throw();
|
|
});
|
|
|
|
}); // End of '$push modifier'
|
|
|
|
describe('$addToSet modifier', function () {
|
|
|
|
it('Can add an element to a set', function () {
|
|
var obj = { arr: ['hello'] }
|
|
, modified;
|
|
|
|
modified = model.modify(obj, { $addToSet: { arr: 'world' } });
|
|
assert.deepEqual(modified, { arr: ['hello', 'world'] });
|
|
|
|
obj = { arr: ['hello'] };
|
|
modified = model.modify(obj, { $addToSet: { arr: 'hello' } });
|
|
assert.deepEqual(modified, { arr: ['hello'] });
|
|
});
|
|
|
|
it('Can add an element to a non-existent set and will create the array', function () {
|
|
var obj = { arr: [] }
|
|
, modified;
|
|
|
|
modified = model.modify(obj, { $addToSet: { arr: 'world' } });
|
|
assert.deepEqual(modified, { arr: ['world'] });
|
|
});
|
|
|
|
it('Throw if we try to addToSet to a non-array', function () {
|
|
var obj = { arr: 'hello' }
|
|
, modified;
|
|
|
|
(function () {
|
|
modified = model.modify(obj, { $addToSet: { arr: 'world' } });
|
|
}).should.throw();
|
|
});
|
|
|
|
it('Use deep-equality to check whether we can add a value to a set', function () {
|
|
var obj = { arr: [ { b: 2 } ] }
|
|
, modified;
|
|
|
|
modified = model.modify(obj, { $addToSet: { arr: { b: 3 } } });
|
|
assert.deepEqual(modified, { arr: [{ b: 2 }, { b: 3 }] });
|
|
|
|
obj = { arr: [ { b: 2 } ] }
|
|
modified = model.modify(obj, { $addToSet: { arr: { b: 2 } } });
|
|
assert.deepEqual(modified, { arr: [{ b: 2 }] });
|
|
});
|
|
|
|
it('Can use the $each modifier to add multiple values to a set at once', function () {
|
|
var obj = { arr: ['hello'] }
|
|
, modified;
|
|
|
|
modified = model.modify(obj, { $addToSet: { arr: { $each: ['world', 'earth', 'hello', 'earth'] } } });
|
|
assert.deepEqual(modified, { arr: ['hello', 'world', 'earth'] });
|
|
|
|
(function () {
|
|
modified = model.modify(obj, { $addToSet: { arr: { $each: 45 } } });
|
|
}).should.throw();
|
|
|
|
(function () {
|
|
modified = model.modify(obj, { $addToSet: { arr: { $each: ['world'], unauthorized: true } } });
|
|
}).should.throw();
|
|
});
|
|
|
|
}); // End of '$addToSet modifier'
|
|
|
|
describe('$pop modifier', function () {
|
|
|
|
it('Throw if called on a non array, a non defined field or a non integer', function () {
|
|
var obj = { arr: 'hello' }
|
|
, modified;
|
|
|
|
(function () {
|
|
modified = model.modify(obj, { $pop: { arr: 1 } });
|
|
}).should.throw();
|
|
|
|
obj = { bloup: 'nope' };
|
|
(function () {
|
|
modified = model.modify(obj, { $pop: { arr: 1 } });
|
|
}).should.throw();
|
|
|
|
obj = { arr: [1, 4, 8] };
|
|
(function () {
|
|
modified = model.modify(obj, { $pop: { arr: true } });
|
|
}).should.throw();
|
|
});
|
|
|
|
it('Can remove the first and last element of an array', function () {
|
|
var obj
|
|
, modified;
|
|
|
|
obj = { arr: [1, 4, 8] };
|
|
modified = model.modify(obj, { $pop: { arr: 1 } });
|
|
assert.deepEqual(modified, { arr: [1, 4] });
|
|
|
|
obj = { arr: [1, 4, 8] };
|
|
modified = model.modify(obj, { $pop: { arr: -1 } });
|
|
assert.deepEqual(modified, { arr: [4, 8] });
|
|
|
|
// Empty arrays are not changed
|
|
obj = { arr: [] };
|
|
modified = model.modify(obj, { $pop: { arr: 1 } });
|
|
assert.deepEqual(modified, { arr: [] });
|
|
modified = model.modify(obj, { $pop: { arr: -1 } });
|
|
assert.deepEqual(modified, { arr: [] });
|
|
});
|
|
|
|
}); // End of '$pop modifier'
|
|
|
|
}); // ==== End of 'Modifying documents' ==== //
|
|
|
|
|
|
describe('Comparing things', function () {
|
|
|
|
it('undefined is the smallest', function () {
|
|
var otherStuff = [null, "string", "", -1, 0, 5.3, 12, true, false, new Date(12345), {}, { hello: 'world' }, [], ['quite', 5]];
|
|
|
|
model.compareThings(undefined, undefined).should.equal(0);
|
|
|
|
otherStuff.forEach(function (stuff) {
|
|
model.compareThings(undefined, stuff).should.equal(-1);
|
|
model.compareThings(stuff, undefined).should.equal(1);
|
|
});
|
|
});
|
|
|
|
it('Then null', function () {
|
|
var otherStuff = ["string", "", -1, 0, 5.3, 12, true, false, new Date(12345), {}, { hello: 'world' }, [], ['quite', 5]];
|
|
|
|
model.compareThings(null, null).should.equal(0);
|
|
|
|
otherStuff.forEach(function (stuff) {
|
|
model.compareThings(null, stuff).should.equal(-1);
|
|
model.compareThings(stuff, null).should.equal(1);
|
|
});
|
|
});
|
|
|
|
it('Then numbers', function () {
|
|
var otherStuff = ["string", "", true, false, new Date(4312), {}, { hello: 'world' }, [], ['quite', 5]]
|
|
, numbers = [-12, 0, 12, 5.7];
|
|
|
|
model.compareThings(-12, 0).should.equal(-1);
|
|
model.compareThings(0, -3).should.equal(1);
|
|
model.compareThings(5.7, 2).should.equal(1);
|
|
model.compareThings(5.7, 12.3).should.equal(-1);
|
|
model.compareThings(0, 0).should.equal(0);
|
|
model.compareThings(-2.6, -2.6).should.equal(0);
|
|
model.compareThings(5, 5).should.equal(0);
|
|
|
|
otherStuff.forEach(function (stuff) {
|
|
numbers.forEach(function (number) {
|
|
model.compareThings(number, stuff).should.equal(-1);
|
|
model.compareThings(stuff, number).should.equal(1);
|
|
});
|
|
});
|
|
});
|
|
|
|
it('Then strings', function () {
|
|
var otherStuff = [true, false, new Date(4321), {}, { hello: 'world' }, [], ['quite', 5]]
|
|
, strings = ['', 'string', 'hello world'];
|
|
|
|
model.compareThings('', 'hey').should.equal(-1);
|
|
model.compareThings('hey', '').should.equal(1);
|
|
model.compareThings('hey', 'hew').should.equal(1);
|
|
model.compareThings('hey', 'hey').should.equal(0);
|
|
|
|
otherStuff.forEach(function (stuff) {
|
|
strings.forEach(function (string) {
|
|
model.compareThings(string, stuff).should.equal(-1);
|
|
model.compareThings(stuff, string).should.equal(1);
|
|
});
|
|
});
|
|
});
|
|
|
|
it('Then booleans', function () {
|
|
var otherStuff = [new Date(4321), {}, { hello: 'world' }, [], ['quite', 5]]
|
|
, bools = [true, false];
|
|
|
|
model.compareThings(true, true).should.equal(0);
|
|
model.compareThings(false, false).should.equal(0);
|
|
model.compareThings(true, false).should.equal(1);
|
|
model.compareThings(false, true).should.equal(-1);
|
|
|
|
otherStuff.forEach(function (stuff) {
|
|
bools.forEach(function (bool) {
|
|
model.compareThings(bool, stuff).should.equal(-1);
|
|
model.compareThings(stuff, bool).should.equal(1);
|
|
});
|
|
});
|
|
});
|
|
|
|
it('Then dates', function () {
|
|
var otherStuff = [{}, { hello: 'world' }, [], ['quite', 5]]
|
|
, dates = [new Date(-123), new Date(), new Date(5555), new Date(0)]
|
|
, now = new Date();
|
|
|
|
model.compareThings(now, now).should.equal(0);
|
|
model.compareThings(new Date(54341), now).should.equal(-1);
|
|
model.compareThings(now, new Date(54341)).should.equal(1);
|
|
model.compareThings(new Date(0), new Date(-54341)).should.equal(1);
|
|
model.compareThings(new Date(123), new Date(4341)).should.equal(-1);
|
|
|
|
otherStuff.forEach(function (stuff) {
|
|
dates.forEach(function (date) {
|
|
model.compareThings(date, stuff).should.equal(-1);
|
|
model.compareThings(stuff, date).should.equal(1);
|
|
});
|
|
});
|
|
});
|
|
|
|
it('Then arrays', function () {
|
|
var otherStuff = [{}, { hello: 'world' }]
|
|
, arrays = [[], ['yes'], ['hello', 5]]
|
|
;
|
|
|
|
model.compareThings([], []).should.equal(0);
|
|
model.compareThings(['hello'], []).should.equal(1);
|
|
model.compareThings([], ['hello']).should.equal(-1);
|
|
model.compareThings(['hello'], ['hello', 'world']).should.equal(-1);
|
|
model.compareThings(['hello', 'earth'], ['hello', 'world']).should.equal(-1);
|
|
model.compareThings(['hello', 'zzz'], ['hello', 'world']).should.equal(1);
|
|
model.compareThings(['hello', 'world'], ['hello', 'world']).should.equal(0);
|
|
|
|
otherStuff.forEach(function (stuff) {
|
|
arrays.forEach(function (array) {
|
|
model.compareThings(array, stuff).should.equal(-1);
|
|
model.compareThings(stuff, array).should.equal(1);
|
|
});
|
|
});
|
|
});
|
|
|
|
it('And finally objects', function () {
|
|
model.compareThings({}, {}).should.equal(0);
|
|
model.compareThings({ a: 42 }, { a: 312}).should.equal(-1);
|
|
model.compareThings({ a: '42' }, { a: '312'}).should.equal(1);
|
|
model.compareThings({ a: 42, b: 312 }, { b: 312, a: 42 }).should.equal(0);
|
|
model.compareThings({ a: 42, b: 312, c: 54 }, { b: 313, a: 42 }).should.equal(-1);
|
|
});
|
|
|
|
}); // ==== End of 'Comparing things' ==== //
|
|
|
|
|
|
describe('Querying', function () {
|
|
|
|
describe('Comparing things', function () {
|
|
|
|
it('Two things of different types cannot be equal, two identical native things are equal', function () {
|
|
var toTest = [null, 'somestring', 42, true, new Date(72998322), { hello: 'world' }]
|
|
, toTestAgainst = [null, 'somestring', 42, true, new Date(72998322), { hello: 'world' }] // Use another array so that we don't test pointer equality
|
|
, i, j
|
|
;
|
|
|
|
for (i = 0; i < toTest.length; i += 1) {
|
|
for (j = 0; j < toTestAgainst.length; j += 1) {
|
|
model.areThingsEqual(toTest[i], toTestAgainst[j]).should.equal(i === j);
|
|
}
|
|
}
|
|
});
|
|
|
|
it('Can test native types null undefined string number boolean date equality', function () {
|
|
var toTest = [null, undefined, 'somestring', 42, true, new Date(72998322), { hello: 'world' }]
|
|
, toTestAgainst = [undefined, null, 'someotherstring', 5, false, new Date(111111), { hello: 'mars' }]
|
|
, i
|
|
;
|
|
|
|
for (i = 0; i < toTest.length; i += 1) {
|
|
model.areThingsEqual(toTest[i], toTestAgainst[i]).should.equal(false);
|
|
}
|
|
});
|
|
|
|
it('If one side is an array or undefined, comparison fails', function () {
|
|
var toTestAgainst = [null, undefined, 'somestring', 42, true, new Date(72998322), { hello: 'world' }]
|
|
, i
|
|
;
|
|
|
|
for (i = 0; i < toTestAgainst.length; i += 1) {
|
|
model.areThingsEqual([1, 2, 3], toTestAgainst[i]).should.equal(false);
|
|
model.areThingsEqual(toTestAgainst[i], []).should.equal(false);
|
|
|
|
model.areThingsEqual(undefined, toTestAgainst[i]).should.equal(false);
|
|
model.areThingsEqual(toTestAgainst[i], undefined).should.equal(false);
|
|
}
|
|
});
|
|
|
|
it('Can test objects equality', function () {
|
|
model.areThingsEqual({ hello: 'world' }, {}).should.equal(false);
|
|
model.areThingsEqual({ hello: 'world' }, { hello: 'mars' }).should.equal(false);
|
|
model.areThingsEqual({ hello: 'world' }, { hello: 'world', temperature: 42 }).should.equal(false);
|
|
model.areThingsEqual({ hello: 'world', other: { temperature: 42 }}, { hello: 'world', other: { temperature: 42 }}).should.equal(true);
|
|
});
|
|
|
|
});
|
|
|
|
|
|
describe('Getting a fields value in dot notation', function () {
|
|
|
|
it('Return first-level and nested values', function () {
|
|
model.getDotValue({ hello: 'world' }, 'hello').should.equal('world');
|
|
model.getDotValue({ hello: 'world', type: { planet: true, blue: true } }, 'type.planet').should.equal(true);
|
|
});
|
|
|
|
it('Return undefined if the field cannot be found in the object', function () {
|
|
assert.isUndefined(model.getDotValue({ hello: 'world' }, 'helloo'));
|
|
assert.isUndefined(model.getDotValue({ hello: 'world', type: { planet: true } }, 'type.plane'));
|
|
});
|
|
|
|
});
|
|
|
|
|
|
describe('Field equality', function () {
|
|
|
|
it('Can find documents with simple fields', function () {
|
|
model.match({ test: 'yeah' }, { test: 'yea' }).should.equal(false);
|
|
model.match({ test: 'yeah' }, { test: 'yeahh' }).should.equal(false);
|
|
model.match({ test: 'yeah' }, { test: 'yeah' }).should.equal(true);
|
|
});
|
|
|
|
it('Can find documents with the dot-notation', function () {
|
|
model.match({ test: { ooo: 'yeah' } }, { "test.ooo": 'yea' }).should.equal(false);
|
|
model.match({ test: { ooo: 'yeah' } }, { "test.oo": 'yeah' }).should.equal(false);
|
|
model.match({ test: { ooo: 'yeah' } }, { "tst.ooo": 'yeah' }).should.equal(false);
|
|
model.match({ test: { ooo: 'yeah' } }, { "test.ooo": 'yeah' }).should.equal(true);
|
|
});
|
|
|
|
it('Cannot find undefined', function () {
|
|
model.match({ test: undefined }, { test: undefined }).should.equal(false);
|
|
model.match({ test: { pp: undefined } }, { "test.pp": undefined }).should.equal(false);
|
|
});
|
|
|
|
it('Nested objects are deep-equality matched and not treated as sub-queries', function () {
|
|
model.match({ a: { b: 5 } }, { a: { b: 5 } }).should.equal(true);
|
|
model.match({ a: { b: 5, c: 3 } }, { a: { b: 5 } }).should.equal(false);
|
|
|
|
model.match({ a: { b: 5 } }, { a: { b: { $lt: 10 } } }).should.equal(false);
|
|
(function () { model.match({ a: { b: 5 } }, { a: { $or: [ { b: 10 }, { b: 5 } ] } }) }).should.throw();
|
|
});
|
|
|
|
});
|
|
|
|
|
|
describe('Regular expression matching', function () {
|
|
|
|
it('Matching a non-string to a regular expression always yields false', function () {
|
|
var d = new Date()
|
|
, r = new RegExp(d.getTime());
|
|
|
|
model.match({ test: true }, { test: /true/ }).should.equal(false);
|
|
model.match({ test: null }, { test: /null/ }).should.equal(false);
|
|
model.match({ test: 42 }, { test: /42/ }).should.equal(false);
|
|
model.match({ test: d }, { test: r }).should.equal(false);
|
|
});
|
|
|
|
it('Can match strings using basic querying', function () {
|
|
model.match({ test: 'true' }, { test: /true/ }).should.equal(true);
|
|
model.match({ test: 'babaaaar' }, { test: /aba+r/ }).should.equal(true);
|
|
model.match({ test: 'babaaaar' }, { test: /^aba+r/ }).should.equal(false);
|
|
model.match({ test: 'true' }, { test: /t[ru]e/ }).should.equal(false);
|
|
});
|
|
|
|
it('Can match strings using the $regex operator', function () {
|
|
model.match({ test: 'true' }, { test: { $regex: /true/ } }).should.equal(true);
|
|
model.match({ test: 'babaaaar' }, { test: { $regex: /aba+r/ } }).should.equal(true);
|
|
model.match({ test: 'babaaaar' }, { test: { $regex: /^aba+r/ } }).should.equal(false);
|
|
model.match({ test: 'true' }, { test: { $regex: /t[ru]e/ } }).should.equal(false);
|
|
});
|
|
|
|
it('Will throw if $regex operator is used with a non regex value', function () {
|
|
(function () {
|
|
model.match({ test: 'true' }, { test: { $regex: 42 } })
|
|
}).should.throw();
|
|
|
|
(function () {
|
|
model.match({ test: 'true' }, { test: { $regex: 'true' } })
|
|
}).should.throw();
|
|
});
|
|
|
|
it('Can use the $regex operator in cunjunction with other operators', function () {
|
|
model.match({ test: 'helLo' }, { test: { $regex: /ll/i, $nin: ['helL', 'helLop'] } }).should.equal(true);
|
|
model.match({ test: 'helLo' }, { test: { $regex: /ll/i, $nin: ['helLo', 'helLop'] } }).should.equal(false);
|
|
});
|
|
|
|
it('Can use dot-notation', function () {
|
|
model.match({ test: { nested: 'true' } }, { 'test.nested': /true/ }).should.equal(true);
|
|
model.match({ test: { nested: 'babaaaar' } }, { 'test.nested': /^aba+r/ }).should.equal(false);
|
|
|
|
model.match({ test: { nested: 'true' } }, { 'test.nested': { $regex: /true/ } }).should.equal(true);
|
|
model.match({ test: { nested: 'babaaaar' } }, { 'test.nested': { $regex: /^aba+r/ } }).should.equal(false);
|
|
});
|
|
|
|
});
|
|
|
|
|
|
describe('$lt', function () {
|
|
|
|
it('Cannot compare a field to an object, an array, null or a boolean, it will return false', function () {
|
|
model.match({ a: 5 }, { a: { $lt: { a: 6 } } }).should.equal(false);
|
|
model.match({ a: 5 }, { a: { $lt: [6, 7] } }).should.equal(false);
|
|
model.match({ a: 5 }, { a: { $lt: null } }).should.equal(false);
|
|
model.match({ a: 5 }, { a: { $lt: true } }).should.equal(false);
|
|
});
|
|
|
|
it('Can compare numbers, with or without dot notation', function () {
|
|
model.match({ a: 5 }, { a: { $lt: 6 } }).should.equal(true);
|
|
model.match({ a: 5 }, { a: { $lt: 5 } }).should.equal(false);
|
|
model.match({ a: 5 }, { a: { $lt: 4 } }).should.equal(false);
|
|
|
|
model.match({ a: { b: 5 } }, { "a.b": { $lt: 6 } }).should.equal(true);
|
|
model.match({ a: { b: 5 } }, { "a.b": { $lt: 3 } }).should.equal(false);
|
|
});
|
|
|
|
it('Can compare strings, with or without dot notation', function () {
|
|
model.match({ a: "nedb" }, { a: { $lt: "nedc" } }).should.equal(true);
|
|
model.match({ a: "nedb" }, { a: { $lt: "neda" } }).should.equal(false);
|
|
|
|
model.match({ a: { b: "nedb" } }, { "a.b": { $lt: "nedc" } }).should.equal(true);
|
|
model.match({ a: { b: "nedb" } }, { "a.b": { $lt: "neda" } }).should.equal(false);
|
|
});
|
|
|
|
it('If field is an array field, a match means a match on at least one element', function () {
|
|
model.match({ a: [5, 10] }, { a: { $lt: 4 } }).should.equal(false);
|
|
model.match({ a: [5, 10] }, { a: { $lt: 6 } }).should.equal(true);
|
|
model.match({ a: [5, 10] }, { a: { $lt: 11 } }).should.equal(true);
|
|
});
|
|
|
|
it('Works with dates too', function () {
|
|
model.match({ a: new Date(1000) }, { a: { $gte: new Date(1001) } }).should.equal(false);
|
|
model.match({ a: new Date(1000) }, { a: { $lt: new Date(1001) } }).should.equal(true);
|
|
});
|
|
|
|
});
|
|
|
|
|
|
// General behaviour is tested in the block about $lt. Here we just test operators work
|
|
describe('Other comparison operators: $lte, $gt, $gte, $ne, $in, $exists', function () {
|
|
|
|
it('$lte', function () {
|
|
model.match({ a: 5 }, { a: { $lte: 6 } }).should.equal(true);
|
|
model.match({ a: 5 }, { a: { $lte: 5 } }).should.equal(true);
|
|
model.match({ a: 5 }, { a: { $lte: 4 } }).should.equal(false);
|
|
});
|
|
|
|
it('$gt', function () {
|
|
model.match({ a: 5 }, { a: { $gt: 6 } }).should.equal(false);
|
|
model.match({ a: 5 }, { a: { $gt: 5 } }).should.equal(false);
|
|
model.match({ a: 5 }, { a: { $gt: 4 } }).should.equal(true);
|
|
});
|
|
|
|
it('$gte', function () {
|
|
model.match({ a: 5 }, { a: { $gte: 6 } }).should.equal(false);
|
|
model.match({ a: 5 }, { a: { $gte: 5 } }).should.equal(true);
|
|
model.match({ a: 5 }, { a: { $gte: 4 } }).should.equal(true);
|
|
});
|
|
|
|
it('$ne', function () {
|
|
model.match({ a: 5 }, { a: { $ne: 4 } }).should.equal(true);
|
|
model.match({ a: 5 }, { a: { $ne: 5 } }).should.equal(false);
|
|
model.match({ a: 5 }, { b: { $ne: 5 } }).should.equal(true);
|
|
});
|
|
|
|
it('$in', function () {
|
|
model.match({ a: 5 }, { a: { $in: [6, 8, 9] } }).should.equal(false);
|
|
model.match({ a: 6 }, { a: { $in: [6, 8, 9] } }).should.equal(true);
|
|
model.match({ a: 7 }, { a: { $in: [6, 8, 9] } }).should.equal(false);
|
|
model.match({ a: 8 }, { a: { $in: [6, 8, 9] } }).should.equal(true);
|
|
model.match({ a: 9 }, { a: { $in: [6, 8, 9] } }).should.equal(true);
|
|
|
|
(function () { model.match({ a: 5 }, { a: { $in: 5 } }); }).should.throw();
|
|
});
|
|
|
|
it('$nin', function () {
|
|
model.match({ a: 5 }, { a: { $nin: [6, 8, 9] } }).should.equal(true);
|
|
model.match({ a: 6 }, { a: { $nin: [6, 8, 9] } }).should.equal(false);
|
|
model.match({ a: 7 }, { a: { $nin: [6, 8, 9] } }).should.equal(true);
|
|
model.match({ a: 8 }, { a: { $nin: [6, 8, 9] } }).should.equal(false);
|
|
model.match({ a: 9 }, { a: { $nin: [6, 8, 9] } }).should.equal(false);
|
|
|
|
// Matches if field doesn't exist
|
|
model.match({ a: 9 }, { b: { $nin: [6, 8, 9] } }).should.equal(true);
|
|
|
|
(function () { model.match({ a: 5 }, { a: { $in: 5 } }); }).should.throw();
|
|
});
|
|
|
|
it('$exists', function () {
|
|
model.match({ a: 5 }, { a: { $exists: 1 } }).should.equal(true);
|
|
model.match({ a: 5 }, { a: { $exists: true } }).should.equal(true);
|
|
model.match({ a: 5 }, { a: { $exists: new Date() } }).should.equal(true);
|
|
model.match({ a: 5 }, { a: { $exists: '' } }).should.equal(true);
|
|
model.match({ a: 5 }, { a: { $exists: [] } }).should.equal(true);
|
|
model.match({ a: 5 }, { a: { $exists: {} } }).should.equal(true);
|
|
|
|
model.match({ a: 5 }, { a: { $exists: 0 } }).should.equal(false);
|
|
model.match({ a: 5 }, { a: { $exists: false } }).should.equal(false);
|
|
model.match({ a: 5 }, { a: { $exists: null } }).should.equal(false);
|
|
model.match({ a: 5 }, { a: { $exists: undefined } }).should.equal(false);
|
|
|
|
model.match({ a: 5 }, { b: { $exists: true } }).should.equal(false);
|
|
|
|
model.match({ a: 5 }, { b: { $exists: false } }).should.equal(true);
|
|
});
|
|
|
|
});
|
|
|
|
|
|
describe('Logical operators $or, $and, $not', function () {
|
|
|
|
it('Any of the subqueries should match for an $or to match', function () {
|
|
model.match({ hello: 'world' }, { $or: [ { hello: 'pluton' }, { hello: 'world' } ] }).should.equal(true);
|
|
model.match({ hello: 'pluton' }, { $or: [ { hello: 'pluton' }, { hello: 'world' } ] }).should.equal(true);
|
|
model.match({ hello: 'nope' }, { $or: [ { hello: 'pluton' }, { hello: 'world' } ] }).should.equal(false);
|
|
model.match({ hello: 'world', age: 15 }, { $or: [ { hello: 'pluton' }, { age: { $lt: 20 } } ] }).should.equal(true);
|
|
model.match({ hello: 'world', age: 15 }, { $or: [ { hello: 'pluton' }, { age: { $lt: 10 } } ] }).should.equal(false);
|
|
});
|
|
|
|
it('All of the subqueries should match for an $and to match', function () {
|
|
model.match({ hello: 'world', age: 15 }, { $and: [ { age: 15 }, { hello: 'world' } ] }).should.equal(true);
|
|
model.match({ hello: 'world', age: 15 }, { $and: [ { age: 16 }, { hello: 'world' } ] }).should.equal(false);
|
|
model.match({ hello: 'world', age: 15 }, { $and: [ { hello: 'world' }, { age: { $lt: 20 } } ] }).should.equal(true);
|
|
model.match({ hello: 'world', age: 15 }, { $and: [ { hello: 'pluton' }, { age: { $lt: 20 } } ] }).should.equal(false);
|
|
});
|
|
|
|
it('Subquery should not match for a $not to match', function () {
|
|
model.match({ a: 5, b: 10 }, { a: 5 }).should.equal(true);
|
|
model.match({ a: 5, b: 10 }, { $not: { a: 5 } }).should.equal(false);
|
|
});
|
|
|
|
it('Logical operators are all top-level, only other logical operators can be above', function () {
|
|
(function () { model.match({ a: { b: 7 } }, { a: { $or: [ { b: 5 }, { b: 7 } ] } })}).should.throw();
|
|
model.match({ a: { b: 7 } }, { $or: [ { "a.b": 5 }, { "a.b": 7 } ] }).should.equal(true);
|
|
});
|
|
|
|
it('Logical operators can be combined as long as they are on top of the decision tree', function () {
|
|
model.match({ a: 5, b: 7, c: 12 }, { $or: [ { $and: [ { a: 5 }, { b: 8 } ] }, { $and: [{ a: 5 }, { c : { $lt: 40 } }] } ] }).should.equal(true);
|
|
model.match({ a: 5, b: 7, c: 12 }, { $or: [ { $and: [ { a: 5 }, { b: 8 } ] }, { $and: [{ a: 5 }, { c : { $lt: 10 } }] } ] }).should.equal(false);
|
|
});
|
|
|
|
it('Should throw an error if a logical operator is used without an array or if an unknown logical operator is used', function () {
|
|
(function () { model.match({ a: 5 }, { $or: { a: 5, a: 6 } }); }).should.throw();
|
|
(function () { model.match({ a: 5 }, { $and: { a: 5, a: 6 } }); }).should.throw();
|
|
(function () { model.match({ a: 5 }, { $unknown: [ { a: 5 } ] }); }).should.throw();
|
|
});
|
|
|
|
});
|
|
|
|
|
|
describe('Array fields', function () {
|
|
|
|
it('Field equality', function () {
|
|
model.match({ tags: ['node', 'js', 'db'] }, { tags: 'python' }).should.equal(false);
|
|
model.match({ tags: ['node', 'js', 'db'] }, { tagss: 'js' }).should.equal(false);
|
|
model.match({ tags: ['node', 'js', 'db'] }, { tags: 'js' }).should.equal(true);
|
|
model.match({ tags: ['node', 'js', 'db'] }, { tags: 'js', tags: 'node' }).should.equal(true);
|
|
|
|
// Mixed matching with array and non array
|
|
model.match({ tags: ['node', 'js', 'db'], nedb: true }, { tags: 'js', nedb: true }).should.equal(true);
|
|
|
|
// Nested matching
|
|
model.match({ number: 5, data: { tags: ['node', 'js', 'db'] } }, { "data.tags": 'js' }).should.equal(true);
|
|
model.match({ number: 5, data: { tags: ['node', 'js', 'db'] } }, { "data.tags": 'j' }).should.equal(false);
|
|
});
|
|
|
|
it('With one comparison operator', function () {
|
|
model.match({ ages: [3, 7, 12] }, { ages: { $lt: 2 } }).should.equal(false);
|
|
model.match({ ages: [3, 7, 12] }, { ages: { $lt: 3 } }).should.equal(false);
|
|
model.match({ ages: [3, 7, 12] }, { ages: { $lt: 4 } }).should.equal(true);
|
|
model.match({ ages: [3, 7, 12] }, { ages: { $lt: 8 } }).should.equal(true);
|
|
model.match({ ages: [3, 7, 12] }, { ages: { $lt: 13 } }).should.equal(true);
|
|
});
|
|
|
|
it('Works also with arrays that are in subdocuments', function () {
|
|
model.match({ children: { ages: [3, 7, 12] } }, { "children.ages": { $lt: 2 } }).should.equal(false);
|
|
model.match({ children: { ages: [3, 7, 12] } }, { "children.ages": { $lt: 3 } }).should.equal(false);
|
|
model.match({ children: { ages: [3, 7, 12] } }, { "children.ages": { $lt: 4 } }).should.equal(true);
|
|
model.match({ children: { ages: [3, 7, 12] } }, { "children.ages": { $lt: 8 } }).should.equal(true);
|
|
model.match({ children: { ages: [3, 7, 12] } }, { "children.ages": { $lt: 13 } }).should.equal(true);
|
|
});
|
|
|
|
});
|
|
|
|
}); // ==== End of 'Finding documents' ==== //
|
|
|
|
});
|
|
|