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Current File : //home/deltalab/PMS/partner-manager-backend/node_modules/static-module/test/sourcemap.js

var test = require('tape');
var fs = require('fs');
var concat = require('concat-stream');
var PassThrough = require('stream').PassThrough;
var convertSourceMap = require('convert-source-map');
var SourceMapConsumer = require('source-map').SourceMapConsumer;
var uglify = require('uglify-js');
var staticModule = require('../');

test('source maps', function (t) {
    t.plan(6);

    var transform = staticModule({
        sheetify: function (filename) {
            var stream = PassThrough();
            stream.write('`.css{\n');
            stream.write('  color: red;\n');
            stream.end('}`');
            return stream;
        }
    }, { sourceMap: true, inputFilename: 'main.js' });

    fs.createReadStream(__dirname + '/sourcemap/main.js').pipe(transform).pipe(concat({ encoding: 'string' }, function (res) {
        var consumer = new SourceMapConsumer(convertSourceMap.fromSource(res).toObject());

        var mapped = consumer.originalPositionFor({
            line: 8,
            column: 0
        });
        t.equal(mapped.line, 8);
        t.equal(mapped.column, 0);

        mapped = consumer.originalPositionFor({
            line: 10,
            column: 2
        });
        t.equal(mapped.line, 8);
        t.equal(mapped.column, 19);

        mapped = consumer.originalPositionFor({
            line: 12,
            column: 0
        });
        t.equal(mapped.line, 10);
        t.equal(mapped.column, 0);
    }));
});

test('input source map', function (t) {
    t.plan(4);

    var content = fs.readFileSync(__dirname + '/sourcemap/main.js', 'utf8');
    var minified = uglify.minify({ 'main.js': content }, {
        output: { beautify: true },
        sourceMap: {
            url: 'inline',
            includeSources: true
        }
    });

    var transform = staticModule({
        sheetify: function (filename) {
            var stream = PassThrough();
            stream.end('`.css{\n  color: orange;\n}`');
            return stream;
        }
    }, { sourceMap: true, inputFilename: 'main.js' });

    transform.pipe(concat({ encoding: 'string' }, function (res) {
        var consumer = new SourceMapConsumer(convertSourceMap.fromSource(res).toObject());

        var mapped = consumer.originalPositionFor({
            line: 7,
            column: 0
        });
        t.equal(mapped.line, 8);
        t.equal(mapped.column, 0);

        mapped = consumer.originalPositionFor({
            line: 9,
            column: 4
        });
        t.equal(mapped.line, 10);
        t.equal(mapped.column, 0);
    }));

    transform.end(minified.code);
});

test('retain input source map when file has no static-module use', function (t) {
    t.plan(4);

    var content = fs.readFileSync(__dirname + '/sourcemap/main.js', 'utf8');
    var minified = uglify.minify({ 'main.js': content }, {
        output: { beautify: true },
        sourceMap: {
            url: 'inline',
            includeSources: true
        }
    });

    var transform = staticModule({
        not_sheetify: function () { return 'whatever'; }
    }, { sourceMap: true, inputFilename: 'main.js' });

    transform.pipe(concat({ encoding: 'string' }, function (res) {
        var consumer = new SourceMapConsumer(convertSourceMap.fromSource(res).toObject());

        var mapped = consumer.originalPositionFor({
            line: 7,
            column: 0
        });
        t.equal(mapped.line, 8);
        t.equal(mapped.column, 0);

        mapped = consumer.originalPositionFor({
            line: 7,
            column: 21
        });
        t.equal(mapped.line, 10);
        t.equal(mapped.column, 0);
    }));


    transform.end(minified.code);
});