Ghost/ghost/limit-service/test/limit-service.test.js
2021-10-26 15:50:43 +04:00

344 lines
13 KiB
JavaScript

// Switch these lines once there are useful utils
// const testUtils = require('./utils');
require('./utils');
const should = require('should');
const LimitService = require('../lib/limit-service');
const {MaxLimit, MaxPeriodicLimit, FlagLimit} = require('../lib/limit');
const errors = require('./fixtures/errors');
describe('Limit Service', function () {
describe('Lodash Template', function () {
it('Does not get clobbered by this lib', function () {
require('../lib/limit');
let _ = require('lodash');
_.templateSettings.interpolate.should.eql(/<%=([\s\S]+?)%>/g);
});
});
describe('Error Messages', function () {
it('Formats numbers correctly', function () {
let limit = new MaxLimit({
name: 'test',
config: {
max: 35000000,
currentCountQuery: () => {},
error: 'Your plan supports up to {{max}} staff users. Please upgrade to add more.'
},
errors
});
let error = limit.generateError(35000001);
error.message.should.eql('Your plan supports up to 35,000,000 staff users. Please upgrade to add more.');
error.errorDetails.limit.should.eql(35000000);
error.errorDetails.total.should.eql(35000001);
});
it('Supports {{max}}, {{count}}, and {{name}} variables', function () {
let limit = new MaxLimit({
name: 'Test Resources',
config: {
max: 5,
currentCountQuery: () => {},
error: '{{name}} limit reached. Your plan supports up to {{max}} staff users. You are currently at {{count}} staff users.Please upgrade to add more.'
},
errors
});
let error = limit.generateError(7);
error.message.should.eql('Test Resources limit reached. Your plan supports up to 5 staff users. You are currently at 7 staff users.Please upgrade to add more.');
error.errorDetails.name.should.eql('Test Resources');
error.errorDetails.limit.should.eql(5);
error.errorDetails.total.should.eql(7);
});
});
describe('Loader', function () {
it('throws if errors configuration is not specified', function () {
const limitService = new LimitService();
let limits = {staff: {max: 2}};
try {
limitService.loadLimits({limits});
should.fail(limitService, 'Should have errored');
} catch (err) {
should.exist(err);
err.message.should.eql(`Config Missing: 'errors' is required.`);
}
});
it('can load a max limit', function () {
const limitService = new LimitService();
let limits = {staff: {max: 2}};
limitService.loadLimits({limits, errors});
limitService.limits.should.be.an.Object().with.properties(['staff']);
limitService.limits.staff.should.be.an.instanceOf(MaxLimit);
limitService.isLimited('staff').should.be.true();
limitService.isLimited('members').should.be.false();
});
it('can load a periodic max limit', function () {
const limitService = new LimitService();
let limits = {
emails: {
maxPeriodic: 3
}
};
let subscription = {
interval: 'month',
startDate: '2021-09-18T19:00:52Z'
};
limitService.loadLimits({limits, subscription, errors});
limitService.limits.should.be.an.Object().with.properties(['emails']);
limitService.limits.emails.should.be.an.instanceOf(MaxPeriodicLimit);
limitService.isLimited('emails').should.be.true();
limitService.isLimited('staff').should.be.false();
});
it('throws when loadding a periodic max limit without a subscription', function () {
const limitService = new LimitService();
let limits = {
emails: {
maxPeriodic: 3
}
};
try {
limitService.loadLimits({limits, errors});
throw new Error('Should have failed earlier...');
} catch (error) {
error.errorType.should.equal('IncorrectUsageError');
error.message.should.match(/periodic max limit without a subscription/);
}
});
it('can load multiple limits', function () {
const limitService = new LimitService();
let limits = {
staff: {max: 2},
members: {max: 100},
emails: {disabled: true}
};
limitService.loadLimits({limits, errors});
limitService.limits.should.be.an.Object().with.properties(['staff', 'members']);
limitService.limits.staff.should.be.an.instanceOf(MaxLimit);
limitService.limits.members.should.be.an.instanceOf(MaxLimit);
limitService.isLimited('staff').should.be.true();
limitService.isLimited('members').should.be.true();
limitService.isLimited('emails').should.be.true();
});
it('can load camel cased limits', function () {
const limitService = new LimitService();
let limits = {customThemes: {disabled: true}};
limitService.loadLimits({limits, errors});
limitService.limits.should.be.an.Object().with.properties(['customThemes']);
limitService.limits.customThemes.should.be.an.instanceOf(FlagLimit);
limitService.isLimited('staff').should.be.false();
limitService.isLimited('members').should.be.false();
limitService.isLimited('custom_themes').should.be.true();
limitService.isLimited('customThemes').should.be.true();
});
it('can load incorrectly cased limits', function () {
const limitService = new LimitService();
let limits = {custom_themes: {disabled: true}};
limitService.loadLimits({limits, errors});
limitService.limits.should.be.an.Object().with.properties(['customThemes']);
limitService.limits.customThemes.should.be.an.instanceOf(FlagLimit);
limitService.isLimited('staff').should.be.false();
limitService.isLimited('members').should.be.false();
limitService.isLimited('custom_themes').should.be.true();
limitService.isLimited('customThemes').should.be.true();
});
it('answers correctly when no limits are provided', function () {
const limitService = new LimitService();
let limits = {};
limitService.loadLimits({limits, errors});
limitService.isLimited('staff').should.be.false();
limitService.isLimited('members').should.be.false();
limitService.isLimited('custom_themes').should.be.false();
limitService.isLimited('customThemes').should.be.false();
limitService.isLimited('emails').should.be.false();
});
it('populates new limits if called multiple times', function () {
const limitService = new LimitService();
const staffLimit = {staff: {max: 2}};
limitService.loadLimits({limits: staffLimit, errors});
limitService.limits.should.be.an.Object().with.properties(['staff']);
limitService.limits.staff.should.be.an.instanceOf(MaxLimit);
limitService.isLimited('staff').should.be.true();
limitService.isLimited('members').should.be.false();
const membersLimit = {members: {max: 3}};
limitService.loadLimits({limits: membersLimit, errors});
limitService.limits.should.be.an.Object().with.properties(['members']);
limitService.limits.members.should.be.an.instanceOf(MaxLimit);
limitService.isLimited('staff').should.be.false();
limitService.isLimited('members').should.be.true();
});
});
describe('Custom limit count query configuration', function () {
it('can use a custom implementation of max limit query', async function () {
const limitService = new LimitService();
let limits = {
staff: {
max: 2,
currentCountQuery: () => 5
},
members: {
max: 100,
currentCountQuery: () => 100
}
};
limitService.loadLimits({limits, errors});
(await limitService.checkIsOverLimit('staff')).should.be.true();
(await limitService.checkWouldGoOverLimit('staff')).should.be.true();
(await limitService.checkIsOverLimit('members')).should.be.false();
(await limitService.checkWouldGoOverLimit('members')).should.be.true();
});
});
describe('Check if any of configured limits are acceded', function () {
it('Confirms an acceded limit', async function () {
const limitService = new LimitService();
let limits = {
staff: {
max: 2,
currentCountQuery: () => 5
},
members: {
max: 100,
currentCountQuery: () => 100
},
emails: {
maxPeriodic: 3,
currentCountQuery: () => 5
},
customIntegrations: {
disabled: true
}
};
const subscription = {
interval: 'month',
startDate: '2021-09-18T19:00:52Z'
};
limitService.loadLimits({limits, errors, subscription});
(await limitService.checkIfAnyOverLimit()).should.be.true();
});
it('Does not confirm if no limits are acceded', async function () {
const limitService = new LimitService();
let limits = {
staff: {
max: 2,
currentCountQuery: () => 1
},
members: {
max: 100,
currentCountQuery: () => 2
},
emails: {
maxPeriodic: 3,
currentCountQuery: () => 2
},
// TODO: allowlist type of limits doesn't have "checkIsOverLimit" implemented yet!
// customThemes: {
// allowlist: ['casper', 'dawn', 'lyra']
// },
// NOTE: the flag limit has flawed assumption of not being acceded previously
// this test might fail when the flaw is addressed
customIntegrations: {
disabled: true
}
};
const subscription = {
interval: 'month',
startDate: '2021-09-18T19:00:52Z'
};
limitService.loadLimits({limits, errors, subscription});
(await limitService.checkIfAnyOverLimit()).should.be.false();
});
it('Returns nothing if limit is not configured', async function () {
const limitService = new LimitService();
const isOverLimitResult = await limitService.checkIsOverLimit('unlimited');
should.equal(isOverLimitResult, undefined);
const wouldGoOverLimitResult = await limitService.checkWouldGoOverLimit('unlimited');
should.equal(wouldGoOverLimitResult, undefined);
const errorIfIsOverLimitResult = await limitService.errorIfIsOverLimit('unlimited');
should.equal(errorIfIsOverLimitResult, undefined);
const errorIfWouldGoOverLimitResult = await limitService.errorIfWouldGoOverLimit('unlimited');
should.equal(errorIfWouldGoOverLimitResult, undefined);
});
it('Throws an error when an allowlist limit is checked', async function () {
const limitService = new LimitService();
let limits = {
// TODO: allowlist type of limits doesn't have "checkIsOverLimit" implemented yet!
customThemes: {
allowlist: ['casper', 'dawn', 'lyra']
}
};
limitService.loadLimits({limits, errors});
try {
await limitService.checkIfAnyOverLimit();
should.fail(limitService, 'Should have errored');
} catch (err) {
err.message.should.eql(`Attempted to check an allowlist limit without a value`);
}
});
});
});