105 lines
2.6 KiB
JavaScript
105 lines
2.6 KiB
JavaScript
'use strict';
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var test = require('tape');
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var getSideChannelList = require('../');
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test('getSideChannelList', function (t) {
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t.test('export', function (st) {
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st.equal(typeof getSideChannelList, 'function', 'is a function');
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st.equal(getSideChannelList.length, 0, 'takes no arguments');
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var channel = getSideChannelList();
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st.ok(channel, 'is truthy');
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st.equal(typeof channel, 'object', 'is an object');
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st.end();
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});
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t.test('assert', function (st) {
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var channel = getSideChannelList();
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st['throws'](
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function () { channel.assert({}); },
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TypeError,
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'nonexistent value throws'
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);
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var o = {};
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channel.set(o, 'data');
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st.doesNotThrow(function () { channel.assert(o); }, 'existent value noops');
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st.end();
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});
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t.test('has', function (st) {
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var channel = getSideChannelList();
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/** @type {unknown[]} */ var o = [];
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st.equal(channel.has(o), false, 'nonexistent value yields false');
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channel.set(o, 'foo');
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st.equal(channel.has(o), true, 'existent value yields true');
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st.equal(channel.has('abc'), false, 'non object value non existent yields false');
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channel.set('abc', 'foo');
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st.equal(channel.has('abc'), true, 'non object value that exists yields true');
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st.end();
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});
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t.test('get', function (st) {
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var channel = getSideChannelList();
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var o = {};
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st.equal(channel.get(o), undefined, 'nonexistent value yields undefined');
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var data = {};
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channel.set(o, data);
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st.equal(channel.get(o), data, '"get" yields data set by "set"');
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st.end();
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});
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t.test('set', function (st) {
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var channel = getSideChannelList();
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var o = function () {};
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st.equal(channel.get(o), undefined, 'value not set');
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channel.set(o, 42);
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st.equal(channel.get(o), 42, 'value was set');
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channel.set(o, Infinity);
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st.equal(channel.get(o), Infinity, 'value was set again');
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var o2 = {};
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channel.set(o2, 17);
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st.equal(channel.get(o), Infinity, 'o is not modified');
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st.equal(channel.get(o2), 17, 'o2 is set');
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channel.set(o, 14);
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st.equal(channel.get(o), 14, 'o is modified');
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st.equal(channel.get(o2), 17, 'o2 is not modified');
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st.end();
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});
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t.test('delete', function (st) {
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var channel = getSideChannelList();
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var o = {};
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st.equal(channel['delete']({}), false, 'nonexistent value yields false');
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channel.set(o, 42);
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st.equal(channel.has(o), true, 'value is set');
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st.equal(channel['delete']({}), false, 'nonexistent value still yields false');
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st.equal(channel['delete'](o), true, 'deleted value yields true');
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st.equal(channel.has(o), false, 'value is no longer set');
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st.end();
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});
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t.end();
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});
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