95 lines
3.2 KiB
JavaScript
Executable File
95 lines
3.2 KiB
JavaScript
Executable File
#!/usr/bin/env node
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var fs = require('fs');
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var path = require('path');
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var spawn = require('child_process').spawn;
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var base_dir = path.join(path.resolve('.'), 'test/fixtures/styles');
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var files = fs.readdirSync(base_dir).filter(function(name) {
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return name.match(/\.info\.json$/);
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});
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var html =
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'<style>\n' +
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' body { font-family: Helvetica; }\n' +
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' h2 a { color:white; text-decoration:none; }\n' +
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'</style>\n' +
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'<table>\n' +
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'<tr>\n' +
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' <th>Actual</th>\n' +
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' <th>Expected</th>\n' +
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' <th>Info</th>\n' +
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'</tr>\n';
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var exitCode = 0;
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processFiles();
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function processFiles() {
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if (!files.length) return done();
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var name = files.shift();
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var info = require(path.join(base_dir, name));
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var base = path.basename(name, '.info.json');
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var actual = path.join(base_dir, base + '.actual.png');
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var expected = path.join(base_dir, base + '.expected.png');
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var diff = path.join(base_dir, base + '.diff.png');
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var compare = spawn('compare', ['-metric', 'MAE', actual, expected, diff ]);
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var error = '';
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compare.stderr.on('data', function(data) {
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error += data.toString();
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});
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compare.on('exit', function(code, signal) {
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// The compare program returns 2 on error otherwise 0 if the images are similar or 1 if they are dissimilar.
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if (code == 2) {
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writeResult(base, info, error.trim(), Infinity);
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exitCode = 2;
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} else {
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var difference = parseFloat(error.match(/^\d+(?:\.\d+)?\s+\(([^\)]+)\)\s*$/)[1]);
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writeResult(base, info, '', difference);
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}
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return processFiles();
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});
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compare.stdin.end();
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}
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function writeResult(base, info, error, difference) {
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var color = 'green';
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if (difference > 0.01 && exitCode < 1) {
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exitCode = 1;
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color = 'red';
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}
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html +=
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'<tr>\n' +
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' <td><img src="' + base + '.actual.png" onmouseover="this.src=\'' + base + '.expected.png\'" onmouseout="this.src=\'' + base + '.actual.png\'"></td>\n' +
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' <td><img src="' + base + '.expected.png" onmouseover="this.src=\'' + base + '.diff.png\'" onmouseout="this.src=\'' + base + '.expected.png\'"></td>\n' +
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' <td>\n' +
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' <h2 style="text-align:center; background:' + color + '"><a href="' + base + '.style.json">' + base + '</a></h2>\n' +
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(error ? ' <p>' + error + '</p>\n' : '') +
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' <ul>\n' +
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' <li>diff: <strong>' + difference + '</strong></li>\n' +
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' <li>zoom: <strong>' + (info.zoom || 0) + '</strong></li>\n' +
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' <li>latitude: <strong>' + (info.latitude || 0) + '</strong></li>\n' +
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' <li>longitude: <strong>' + (info.longitude || 0) + '</strong></li>\n' +
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' <li>angle: <strong>' + (info.angle || 0) + '</strong></li>\n' +
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' <li>width: <strong>' + (info.width || 0) + '</strong></li>\n' +
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' <li>height: <strong>' + (info.height || 0) + '</strong></li>\n' +
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' </ul>\n' +
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' </td>\n' +
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'</tr>\n'
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;
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}
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function done() {
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html += "</table>\n";
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fs.writeFileSync(path.join(base_dir, 'index.html'), html);
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process.exit(exitCode);
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} |