odin-default-js-exercises/node_modules/wordwrap/test/wrap.js

34 lines
1.0 KiB
JavaScript

var test = require('tape');
var wordwrap = require('../');
var fs = require('fs');
var idleness = fs.readFileSync(__dirname + '/idleness.txt', 'utf8');
test('stop80', function (t) {
var lines = wordwrap(80)(idleness).split(/\n/);
var words = idleness.split(/\s+/);
lines.forEach(function (line) {
t.ok(line.length <= 80, 'line > 80 columns');
var chunks = line.match(/\S/) ? line.split(/\s+/) : [];
t.deepEqual(chunks, words.splice(0, chunks.length));
});
t.end();
});
test('start20stop60', function (t) {
var lines = wordwrap(20, 100)(idleness).split(/\n/);
var words = idleness.split(/\s+/);
lines.forEach(function (line) {
t.ok(line.length <= 100, 'line > 100 columns');
var chunks = line
.split(/\s+/)
.filter(function (x) { return x.match(/\S/) })
;
t.deepEqual(chunks, words.splice(0, chunks.length));
t.deepEqual(line.slice(0, 20), new Array(20 + 1).join(' '));
});
t.end();
});