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114 lines
4.2 KiB
JavaScript
114 lines
4.2 KiB
JavaScript
'use strict';
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/*jshint asi: true */
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var test = require('tap').test
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var fs = require('fs');
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var through = require('through2')
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var exorcist = require('../')
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var fixtures = __dirname + '/fixtures';
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var mapfile = fixtures + '/bundle.js.map';
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function setup() {
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if (fs.existsSync(mapfile)) fs.unlinkSync(mapfile);
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}
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test('\nwhen piping a bundle generated with browserify through exorcist without adjusting properties', function (t) {
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setup();
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var data = ''
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fs.createReadStream(fixtures + '/bundle.js', 'utf8')
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.pipe(exorcist(mapfile))
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.pipe(through(onread, onflush));
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function onread(d, _, cb) { data += d; cb(); }
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function onflush(cb) {
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var lines = data.split('\n')
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t.equal(lines.length, 27, 'pipes entire bundle including prelude, sources and source map url')
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t.equal(lines.pop(), '//# sourceMappingURL=bundle.js.map', 'last line as source map url pointing to .js.map file')
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var map = JSON.parse(fs.readFileSync(mapfile, 'utf8'));
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t.equal(map.file, 'generated.js', 'leaves file name unchanged')
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t.equal(map.sources.length, 4, 'maps 4 source files')
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t.equal(map.sourcesContent.length, 4, 'includes 4 source contents')
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t.equal(map.mappings.length, 106, 'maintains mappings')
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t.equal(map.sourceRoot, '', 'leaves source root an empty string')
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cb();
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t.end()
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}
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})
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test('\nwhen piping a bundle generated with browserify through exorcist and adjusting url', function (t) {
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setup();
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var data = ''
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fs.createReadStream(fixtures + '/bundle.js', 'utf8')
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.pipe(exorcist(mapfile, 'http://my.awseome.site/bundle.js.map'))
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.pipe(through(onread, onflush));
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function onread(d, _, cb) { data += d; cb(); }
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function onflush(cb) {
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var lines = data.split('\n')
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t.equal(lines.length, 27, 'pipes entire bundle including prelude, sources and source map url')
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t.equal(lines.pop(), '//# sourceMappingURL=http://my.awseome.site/bundle.js.map', 'last line as source map url pointing to .js.map file at url set to supplied url')
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var map = JSON.parse(fs.readFileSync(mapfile, 'utf8'));
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t.equal(map.file, 'generated.js', 'leaves file name unchanged')
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t.equal(map.sources.length, 4, 'maps 4 source files')
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t.equal(map.sourcesContent.length, 4, 'includes 4 source contents')
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t.equal(map.mappings.length, 106, 'maintains mappings')
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t.equal(map.sourceRoot, '', 'leaves source root an empty string')
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cb();
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t.end()
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}
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})
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test('\nwhen piping a bundle generated with browserify through exorcist and adjusting root and url', function (t) {
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setup();
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var data = ''
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fs.createReadStream(fixtures + '/bundle.js', 'utf8')
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.pipe(exorcist(mapfile, 'http://my.awseome.site/bundle.js.map', '/hello/world.map.js'))
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.pipe(through(onread, onflush));
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function onread(d, _, cb) { data += d; cb(); }
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function onflush(cb) {
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var lines = data.split('\n')
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t.equal(lines.length, 27, 'pipes entire bundle including prelude, sources and source map url')
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t.equal(lines.pop(), '//# sourceMappingURL=http://my.awseome.site/bundle.js.map', 'last line as source map url pointing to .js.map file at url set to supplied url')
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var map = JSON.parse(fs.readFileSync(mapfile, 'utf8'));
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t.equal(map.file, 'generated.js', 'leaves file name unchanged')
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t.equal(map.sources.length, 4, 'maps 4 source files')
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t.equal(map.sourcesContent.length, 4, 'includes 4 source contents')
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t.equal(map.mappings.length, 106, 'maintains mappings')
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t.equal(map.sourceRoot, '/hello/world.map.js', 'adapts source root')
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cb();
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t.end()
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}
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})
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test('\nwhen piping a bundle generated with browserify thats missing a map through exorcist' , function (t) {
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setup();
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var data = ''
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var missingMapEmitted = false;
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fs.createReadStream(fixtures + '/bundle.nomap.js', 'utf8')
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.pipe(exorcist(mapfile))
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.on('missing-map', function () { missingMapEmitted = true })
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.pipe(through(onread, onflush));
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function onread(d, _, cb) { data += d; cb(); }
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function onflush(cb) {
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var lines = data.split('\n')
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t.equal(lines.length, 25, 'pipes entire bundle including prelude')
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t.ok(missingMapEmitted, 'emits missing-map event')
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cb();
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t.end()
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}
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})
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