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<a href="../../../../index.html">all files</a> / <a href="index.html">modules/middleware/session/__tests__/</a> describeSessionStore.js
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<span class="cline-any cline-neutral"> </span></td><td class="text"><pre class="prettyprint lang-js">const assert = require("assert");
const expect = require("expect");
const delay = require("when/delay");
const {is} = require("ramda");
function describeSessionStore(store, skip) {
if (!skip) {
beforeEach(function () {
if (is(Function, store.purge)) {
return store.purge();
}
});
after(function () {
if (is(Function, store.destroy)) {
return store.destroy();
}
});
}
const desc = skip ? describe.skip : describe;
desc("when there is no session with a given value", function () {
let session;
beforeEach(function () {
return store.load("fake-value").then(function (newSession) {
session = newSession;
});
});
it("returns an empty object", function () {
expect(session).toEqual({});
});
});
desc("when a session is saved", function () {
let value;
beforeEach(function () {
const session = {count: 1};
return store.save(session).then(function (newValue) {
value = newValue;
});
});
it("can be retrieved using the opaque return value", function () {
return store.load(value).then(function (session) {
assert(session);
expect(session.count).toEqual(1);
});
});
});
desc("when it has a TTL", function () {
beforeEach(function () {
store.ttl = 30;
});
afterEach(function () {
delete store.ttl;
});
describe("and a session is not expired", function () {
let value;
beforeEach(function () {
const session = {count: 1};
return store.save(session).then(function (newValue) {
value = newValue;
});
});
it("loads the session", function () {
return store.load(value).then(function (session) {
assert(session);
expect(session.count).toEqual(1);
});
});
});
describe("and a session is expired", function () {
let value;
beforeEach(function () {
const session = {count: 1};
return store.save(session).then(function (newValue) {
value = newValue;
return delay(store.ttl + 10);
});
});
it("loads a new session", function () {
return store.load(value).then(function (session) {
assert(session);
expect(session).toEqual({});
});
});
});
describe("and a session is saved before it expires", function () {
let value;
beforeEach(function () {
const session = {count: 1};
return store.save(session).then(function () {
return delay(store.ttl / 2).then(function () {
return store.save(session).then(function (newValue) {
value = newValue;
return delay(store.ttl / 2);
});
});
});
});
it("loads the session", function () {
return store.load(value).then(function (session) {
assert(session);
expect(session.count).toEqual(1);
});
});
});
});
}
module.exports = describeSessionStore;
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