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1 files changed, 154 insertions, 0 deletions

diff --git a/node_modules/side-channel-list/test/index.js b/node_modules/side-channel-list/test/index.js
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+++ b/node_modules/side-channel-list/test/index.js
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+'use strict';
+
+var test = require('tape');
+
+var getSideChannelList = require('../');
+
+test('getSideChannelList', function (t) {
+	t.test('export', function (st) {
+		st.equal(typeof getSideChannelList, 'function', 'is a function');
+
+		st.equal(getSideChannelList.length, 0, 'takes no arguments');
+
+		var channel = getSideChannelList();
+		st.ok(channel, 'is truthy');
+		st.equal(typeof channel, 'object', 'is an object');
+		st.end();
+	});
+
+	t.test('assert', function (st) {
+		var channel = getSideChannelList();
+		st['throws'](
+			function () { channel.assert({}); },
+			TypeError,
+			'nonexistent value throws'
+		);
+
+		var o = {};
+		channel.set(o, 'data');
+		st.doesNotThrow(function () { channel.assert(o); }, 'existent value noops');
+
+		st.end();
+	});
+
+	t.test('has', function (st) {
+		var channel = getSideChannelList();
+		/** @type {unknown[]} */ var o = [];
+
+		st.equal(channel.has(o), false, 'nonexistent value yields false');
+
+		channel.set(o, 'foo');
+		st.equal(channel.has(o), true, 'existent value yields true');
+
+		st.equal(channel.has('abc'), false, 'non object value non existent yields false');
+
+		channel.set('abc', 'foo');
+		st.equal(channel.has('abc'), true, 'non object value that exists yields true');
+
+		st.end();
+	});
+
+	t.test('get', function (st) {
+		var channel = getSideChannelList();
+		var o = {};
+		st.equal(channel.get(o), undefined, 'nonexistent value yields undefined');
+
+		var data = {};
+		channel.set(o, data);
+		st.equal(channel.get(o), data, '"get" yields data set by "set"');
+
+		st.end();
+	});
+
+	t.test('set', function (st) {
+		var channel = getSideChannelList();
+		var o = function () {};
+		st.equal(channel.get(o), undefined, 'value not set');
+
+		channel.set(o, 42);
+		st.equal(channel.get(o), 42, 'value was set');
+
+		channel.set(o, Infinity);
+		st.equal(channel.get(o), Infinity, 'value was set again');
+
+		var o2 = {};
+		channel.set(o2, 17);
+		st.equal(channel.get(o), Infinity, 'o is not modified');
+		st.equal(channel.get(o2), 17, 'o2 is set');
+
+		channel.set(o, 14);
+		st.equal(channel.get(o), 14, 'o is modified');
+		st.equal(channel.get(o2), 17, 'o2 is not modified');
+
+		st.end();
+	});
+
+	t.test('delete', function (st) {
+		var channel = getSideChannelList();
+		var o = {};
+		st.equal(channel['delete']({}), false, 'nonexistent value yields false');
+
+		channel.set(o, 42);
+		st.equal(channel.has(o), true, 'value is set');
+
+		st.equal(channel['delete']({}), false, 'nonexistent value still yields false');
+
+		st.equal(channel['delete'](o), true, 'deleted value yields true');
+
+		st.equal(channel.has(o), false, 'value is no longer set');
+
+		st.end();
+	});
+
+	t.test('delete: first node in a multi-node list', function (st) {
+		var channel = getSideChannelList();
+
+		channel.set('a', 1);
+		channel.set('b', 2);
+
+		st.equal(channel['delete']('b'), true, 'deleting first data node yields true');
+
+		st.equal(channel.has('a'), true, 'second node is still present after deleting first');
+		st.equal(channel.get('a'), 1, 'second node value is intact after deleting first');
+		st.equal(channel.has('b'), false, 'deleted node is gone');
+
+		st.end();
+	});
+
+	t.test('delete: last remaining node empties the list', function (st) {
+		var channel = getSideChannelList();
+
+		channel.set('a', 1);
+		channel.set('b', 2);
+
+		st.equal(channel['delete']('b'), true, 'delete first node');
+		st.equal(channel['delete']('a'), true, 'delete second (last) node');
+
+		st.equal(channel.has('a'), false, 'a is gone');
+		st.equal(channel.has('b'), false, 'b is gone');
+		st.equal(channel.get('a'), undefined, 'get a yields undefined');
+
+		channel.set('c', 3);
+		st.equal(channel.get('c'), 3, 'can set new values after emptying');
+
+		st.end();
+	});
+
+	t.test('delete: middle node in a multi-node list', function (st) {
+		var channel = getSideChannelList();
+
+		channel.set('a', 1);
+		channel.set('b', 2);
+		channel.set('c', 3);
+
+		st.equal(channel['delete']('b'), true, 'deleting middle node yields true');
+
+		st.equal(channel.get('a'), 1, 'first node still intact');
+		st.equal(channel.has('b'), false, 'middle node is gone');
+		st.equal(channel.get('c'), 3, 'last node still intact');
+
+		st.end();
+	});
+
+	t.end();
+});