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#!/usr/bin/env node
"use strict";
var fs = require('fs');
var commonmark = require('./lib/index.js');
// Home made mini-version of the npm ansi module:
var escSeq = function(s) {
return function (){
process.stdout.write('\u001b' + s);
return this;
};
};
var repeat = function(pattern, count) {
if (count < 1) {
return '';
}
var result = '';
while (count > 1) {
if (count & 1) {
result += pattern;
}
count >>= 1;
pattern += pattern;
}
return result + pattern;
};
var cursor = {
write: function (s) {
process.stdout.write(s);
return this;
},
green: escSeq('[0;32m'),
red: escSeq('[0;31m'),
cyan: escSeq('[0;36m'),
reset: escSeq('[0m')
};
var writer = new commonmark.HtmlRenderer();
var reader = new commonmark.Parser();
var results = {
passed: 0,
failed: 0
};
var showSpaces = function(s) {
var t = s;
return t.replace(/\t/g, '→')
.replace(/ /g, '␣');
};
var pathologicalTest = function(testcase, res) {
cursor.write(testcase.name + ' ');
console.time(' elapsed time');
var actual = writer.render(reader.parse(testcase.input));
if (actual === testcase.expected) {
cursor.green().write('✓\n').reset();
res.passed += 1;
} else {
cursor.red().write('✘\n');
cursor.cyan();
cursor.write('=== markdown ===============\n');
cursor.write(showSpaces(testcase.input));
cursor.write('=== expected ===============\n');
cursor.write(showSpaces(testcase.expected));
cursor.write('=== got ====================\n');
cursor.write(showSpaces(actual));
cursor.write('\n');
cursor.reset();
res.failed += 1;
}
console.timeEnd(' elapsed time');
};
fs.readFile('spec.txt', 'utf8', function(err, data) {
if (err) {
return console.log(err);
}
var i;
var examples = [];
var current_section = "";
var example_number = 0;
var tests = data
.replace(/\r\n?/g, "\n") // Normalize newlines for platform independence
.replace(/^<!-- END TESTS -->(.|[\n])*/m, '');
tests.replace(/^\.\n([\s\S]*?)^\.\n([\s\S]*?)^\.$|^#{1,6} *(.*)$/gm,
function(_, markdownSubmatch, htmlSubmatch, sectionSubmatch){
if (sectionSubmatch) {
current_section = sectionSubmatch;
} else {
example_number++;
examples.push({markdown: markdownSubmatch,
html: htmlSubmatch,
section: current_section,
number: example_number});
}
});
current_section = "";
cursor.write('Spec tests:\n\n');
console.time("Elapsed time");
for (i = 0; i < examples.length; i++) {
var example = examples[i];
if (example.section !== current_section) {
if (current_section !== '') {
cursor.write('\n');
}
current_section = example.section;
cursor.reset().write(current_section).reset().write(' ');
}
var actual = writer.render(reader.parse(example.markdown.replace(/→/g, '\t')));
if (actual === example.html) {
results.passed++;
cursor.green().write('✓').reset();
} else {
results.failed++;
cursor.write('\n');
cursor.red().write('✘ Example ' + example.number + '\n');
cursor.cyan();
cursor.write('=== markdown ===============\n');
cursor.write(showSpaces(example.markdown));
cursor.write('=== expected ===============\n');
cursor.write(showSpaces(example.html));
cursor.write('=== got ====================\n');
cursor.write(showSpaces(actual));
cursor.reset();
}
}
cursor.write('\n');
console.timeEnd("Elapsed time");
// pathological cases
cursor.write('\nPathological cases:\n');
var cases = [
{ name: 'U+0000 in input',
input: 'abc\u0000xyz\u0000\n',
expected: '<p>abc\ufffdxyz\ufffd</p>\n' },
{ name: 'nested strong emph 10000 deep',
input: repeat('*a **a ', 10000) + 'b' + repeat(' a** a*', 10000),
expected: '<p>' + repeat('<em>a <strong>a ', 10000) + 'b' +
repeat(' a</strong> a</em>', 10000) + '</p>\n' },
{ name: 'nested brackets 10000 deep',
input: repeat('[', 10000) + 'a' + repeat(']', 10000),
expected: '<p>' + repeat('[', 10000) + 'a' + repeat(']', 10000) +
'</p>\n' },
{ name: 'nested block quote 10000 deep',
input: repeat('> ', 10000) + 'a\n',
expected: repeat('<blockquote>\n', 10000) + '<p>a</p>\n' +
repeat('</blockquote>\n', 10000) }
];
for (i = 0; i < cases.length; i++) {
pathologicalTest(cases[i], results);
}
cursor.write('\n');
cursor.write(results.passed.toString() + ' tests passed, ' +
results.failed.toString() + ' failed.\n');
});
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