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.
79 lines
1.7 KiB
79 lines
1.7 KiB
'use strict';
|
|
|
|
var test = require('tape');
|
|
|
|
var getSideChannel = require('../');
|
|
|
|
test('export', function (t) {
|
|
t.equal(typeof getSideChannel, 'function', 'is a function');
|
|
t.equal(getSideChannel.length, 0, 'takes no arguments');
|
|
|
|
var channel = getSideChannel();
|
|
t.ok(channel, 'is truthy');
|
|
t.equal(typeof channel, 'object', 'is an object');
|
|
|
|
t.end();
|
|
});
|
|
|
|
test('assert', function (t) {
|
|
var channel = getSideChannel();
|
|
t['throws'](
|
|
function () { channel.assert({}); },
|
|
TypeError,
|
|
'nonexistent value throws'
|
|
);
|
|
|
|
var o = {};
|
|
channel.set(o, 'data');
|
|
t.doesNotThrow(function () { channel.assert(o); }, 'existent value noops');
|
|
|
|
t.end();
|
|
});
|
|
|
|
test('has', function (t) {
|
|
var channel = getSideChannel();
|
|
var o = [];
|
|
|
|
t.equal(channel.has(o), false, 'nonexistent value yields false');
|
|
|
|
channel.set(o, 'foo');
|
|
t.equal(channel.has(o), true, 'existent value yields true');
|
|
|
|
t.end();
|
|
});
|
|
|
|
test('get', function (t) {
|
|
var channel = getSideChannel();
|
|
var o = {};
|
|
t.equal(channel.get(o), undefined, 'nonexistent value yields undefined');
|
|
|
|
var data = {};
|
|
channel.set(o, data);
|
|
t.equal(channel.get(o), data, '"get" yields data set by "set"');
|
|
|
|
t.end();
|
|
});
|
|
|
|
test('set', function (t) {
|
|
var channel = getSideChannel();
|
|
var o = function () {};
|
|
t.equal(channel.get(o), undefined, 'value not set');
|
|
|
|
channel.set(o, 42);
|
|
t.equal(channel.get(o), 42, 'value was set');
|
|
|
|
channel.set(o, Infinity);
|
|
t.equal(channel.get(o), Infinity, 'value was set again');
|
|
|
|
var o2 = {};
|
|
channel.set(o2, 17);
|
|
t.equal(channel.get(o), Infinity, 'o is not modified');
|
|
t.equal(channel.get(o2), 17, 'o2 is set');
|
|
|
|
channel.set(o, 14);
|
|
t.equal(channel.get(o), 14, 'o is modified');
|
|
t.equal(channel.get(o2), 17, 'o2 is not modified');
|
|
|
|
t.end();
|
|
});
|