143 lines
4.8 KiB
JavaScript
143 lines
4.8 KiB
JavaScript
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var should = require("should");
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var ObjectID = require("../");
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describe("ObjectIDs", function() {
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it("should construct with no arguments", function() {
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var o = new ObjectID();
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o.should.be.instanceof(ObjectID);
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});
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it("should have an `id` property", function() {
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var o = new ObjectID();
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o.should.have.property("id");
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o.id.should.have.length(12);
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ObjectID.isValid(o.id).should.be.ok;
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});
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it("should construct with a `time` argument", function() {
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var time = 1414093117;
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var o = new ObjectID(time);
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o.should.be.instanceof(ObjectID);
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o.toHexString().substr(0,8).should.eql("5449593d");
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});
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it("should construct with a `buffer` argument", function() {
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var buffer = Buffer.from([ 84, 73, 90, 217, 76, 147, 71, 33, 237, 231, 109, 144 ]);
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var o = new ObjectID(buffer);
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o.should.be.instanceof(ObjectID);
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o.toHexString().should.eql("54495ad94c934721ede76d90");
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});
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it("should not be valid with invalid buffer", function() {
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var buffer = Buffer.from('hello');
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ObjectID.isValid(buffer).should.not.be.ok;
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});
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it("should construct with a `hexString` argument", function() {
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var hexString = "54495ad94c934721ede76d90";
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var o = new ObjectID(hexString);
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o.should.be.instanceof(ObjectID);
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o.toHexString().should.eql(hexString);
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});
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it("should construct with a `idString` argument", function() {
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var idString = "TIZÙLG!íçm";
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var o = new ObjectID(idString);
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o.should.be.instanceof(ObjectID);
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o.id.should.eql(idString);
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});
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it("should construct with `ObjectID.createFromTime(time)` and should have 0's at the end", function() {
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var time = 1414093117;
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var o = ObjectID.createFromTime(time);
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o.should.be.instanceof(ObjectID);
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o.toHexString().should.eql("5449593d0000000000000000");
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});
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it("should construct with `ObjectID.createFromHexString(hexString)`", function() {
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var hexString = "54495ad94c934721ede76d90";
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var o = ObjectID.createFromHexString(hexString);
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o.should.be.instanceof(ObjectID);
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o.toHexString().should.eql(hexString);
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});
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it("should correctly retrieve timestamp", function() {
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var testDate = new Date();
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var object1 = new ObjectID();
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var seconds1 = Math.floor(testDate.getTime()/1000);
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var seconds2 = Math.floor(object1.getTimestamp().getTime()/1000);
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seconds1.should.eql(seconds2);
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});
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it("should validate valid hex strings", function() {
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ObjectID.isValid("54495ad94c934721ede76d90").should.be.ok;
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ObjectID.isValid("aaaaaaaaaaaaaaaaaaaaaaaa").should.be.ok;
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ObjectID.isValid("AAAAAAAAAAAAAAAAAAAAAAAA").should.be.ok;
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ObjectID.isValid("000000000000000000000000").should.be.ok;
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});
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it("should validate legit ObjectID objects", function() {
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var o = new ObjectID();
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ObjectID.isValid(o).should.be.ok;
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});
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it("should invalidate bad strings", function() {
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ObjectID.isValid().should.not.be.ok;
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ObjectID.isValid(null).should.not.be.ok;
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ObjectID.isValid({}).should.not.be.ok;
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ObjectID.isValid([]).should.not.be.ok;
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ObjectID.isValid(true).should.not.be.ok;
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ObjectID.isValid("invalid").should.not.be.ok;
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ObjectID.isValid("").should.not.be.ok;
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ObjectID.isValid("zzzzzzzzzzzzzzzzzzzzzzzz").should.not.be.ok;
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ObjectID.isValid("54495-ad94c934721ede76d9").should.not.be.ok;
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});
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it("should evaluate equality with .equals()", function() {
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var id1 = ObjectID();
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var id2 = ObjectID(id1.toHexString());
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(id1.equals(id2)).should.be.true;
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});
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it("should evaluate equality with via deepEqual", function() {
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var id1 = ObjectID();
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var id2 = ObjectID(id1.toHexString());
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id1.should.eql(id2);
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var id3 = ObjectID();
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id1.should.not.eql(id3, "id1 is not the same as id3");
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});
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it("should convert to a hex string for JSON.stringify", function() {
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var hexString = "54495ad94c934721ede76d90";
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var o = {o:new ObjectID(hexString)};
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var strngd = JSON.stringify(o);
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strngd.should.eql('{"o":"54495ad94c934721ede76d90"}');
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});
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it("should convert to a hex string for ObjectID.toString()", function() {
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var hexString = "54495ad94c934721ede76d90";
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var o = new ObjectID(hexString);
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o.toString().should.eql("54495ad94c934721ede76d90");
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});
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it("should throw and error if constructing with an invalid string", function() {
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(function(){
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var o = new ObjectID("tttttttttttttttttttttttt");
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}).should.throw();
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});
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it("should not throw an error for objects without toString", function() {
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var obj = Object.create({}, { toString: { value: false, writeable: false } });
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obj.toString.should.not.be.ok;
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ObjectID.isValid(obj).should.not.be.ok;
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});
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it("should use Buffer when _Buffer is undefined", function() {
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var obj = { id: Buffer.from("54495ad94c934721ede76d90"), toHexString: () => "" };
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ObjectID.isValid(obj).should.be.true;
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});
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});
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