This app provides monitoring and information features for the common freifunk user and the technical stuff of a freifunk community.
Code base is taken from a TUM Practical Course project and added here to see if Freifunk Altdorf can use it.
https://www.freifunk-altdorf.de
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153 lines
4.6 KiB
153 lines
4.6 KiB
var test = require('tape'); |
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var forEach = require('./index.js'); |
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test('second argument: iterator', function (t) { |
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var arr = []; |
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t.throws(function () { forEach(arr); }, TypeError, 'undefined is not a function'); |
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t.throws(function () { forEach(arr, null); }, TypeError, 'null is not a function'); |
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t.throws(function () { forEach(arr, ''); }, TypeError, 'string is not a function'); |
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t.throws(function () { forEach(arr, /a/); }, TypeError, 'regex is not a function'); |
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t.throws(function () { forEach(arr, true); }, TypeError, 'true is not a function'); |
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t.throws(function () { forEach(arr, false); }, TypeError, 'false is not a function'); |
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t.throws(function () { forEach(arr, NaN); }, TypeError, 'NaN is not a function'); |
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t.throws(function () { forEach(arr, 42); }, TypeError, '42 is not a function'); |
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t.doesNotThrow(function () { forEach(arr, function () {}); }, 'function is a function'); |
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t.end(); |
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}); |
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test('array', function (t) { |
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var arr = [1, 2, 3]; |
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t.test('iterates over every item', function (st) { |
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var index = 0; |
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forEach(arr, function () { index += 1; }); |
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st.equal(index, arr.length, 'iterates ' + arr.length + ' times'); |
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st.end(); |
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}); |
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t.test('first iterator argument', function (st) { |
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var index = 0; |
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st.plan(arr.length); |
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forEach(arr, function (item) { |
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st.equal(arr[index], item, 'item ' + index + ' is passed as first argument'); |
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index += 1; |
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}); |
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st.end(); |
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}); |
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t.test('second iterator argument', function (st) { |
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var counter = 0; |
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st.plan(arr.length); |
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forEach(arr, function (item, index) { |
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st.equal(counter, index, 'index ' + index + ' is passed as second argument'); |
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counter += 1; |
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}); |
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st.end(); |
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}); |
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t.test('third iterator argument', function (st) { |
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st.plan(arr.length); |
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forEach(arr, function (item, index, array) { |
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st.deepEqual(arr, array, 'array is passed as third argument'); |
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}); |
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st.end(); |
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}); |
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t.test('context argument', function (st) { |
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var context = {}; |
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st.plan(1); |
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forEach([1], function () { |
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st.equal(this, context, '"this" is the passed context'); |
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}, context); |
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st.end(); |
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}); |
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t.end(); |
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}); |
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test('object', function (t) { |
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var obj = { |
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a: 1, |
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b: 2, |
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c: 3 |
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}; |
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var keys = ['a', 'b', 'c']; |
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var F = function () { |
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this.a = 1; |
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this.b = 2; |
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}; |
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F.prototype.c = 3; |
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var fKeys = ['a', 'b']; |
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t.test('iterates over every object literal key', function (st) { |
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var counter = 0; |
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forEach(obj, function () { counter += 1; }); |
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st.equal(counter, keys.length, 'iterated ' + counter + ' times'); |
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st.end(); |
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}); |
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t.test('iterates only over own keys', function (st) { |
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var counter = 0; |
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forEach(new F(), function () { counter += 1; }); |
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st.equal(counter, fKeys.length, 'iterated ' + fKeys.length + ' times'); |
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st.end(); |
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}); |
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t.test('first iterator argument', function (st) { |
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var index = 0; |
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st.plan(keys.length); |
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forEach(obj, function (item) { |
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st.equal(obj[keys[index]], item, 'item at key ' + keys[index] + ' is passed as first argument'); |
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index += 1; |
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}); |
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st.end(); |
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}); |
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t.test('second iterator argument', function (st) { |
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var counter = 0; |
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st.plan(keys.length); |
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forEach(obj, function (item, key) { |
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st.equal(keys[counter], key, 'key ' + key + ' is passed as second argument'); |
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counter += 1; |
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}); |
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st.end(); |
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}); |
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t.test('third iterator argument', function (st) { |
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st.plan(keys.length); |
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forEach(obj, function (item, key, object) { |
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st.deepEqual(obj, object, 'object is passed as third argument'); |
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}); |
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st.end(); |
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}); |
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t.test('context argument', function (st) { |
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var context = {}; |
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st.plan(1); |
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forEach({ a: 1 }, function () { |
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st.equal(this, context, '"this" is the passed context'); |
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}, context); |
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st.end(); |
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}); |
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t.end(); |
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}); |
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test('string', function (t) { |
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var str = 'str'; |
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t.test('second iterator argument', function (st) { |
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var counter = 0; |
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st.plan(str.length * 2 + 1); |
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forEach(str, function (item, index) { |
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st.equal(counter, index, 'index ' + index + ' is passed as second argument'); |
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st.equal(str.charAt(index), item); |
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counter += 1; |
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}); |
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st.equal(counter, str.length, 'iterates ' + str.length + ' times'); |
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}); |
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t.end(); |
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}); |
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