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'use strict'
var test = require('tap').test
var fs = require('fs')
var mkdirp = require('mkdirp')
var rimraf = require('rimraf')
var path = require('path')
var common = require('../common-tap.js')
var testdir = path.resolve(__dirname, path.basename(__filename, '.js'))
var modAdir = path.resolve(testdir, 'modA')
var modB1dir = path.resolve(testdir, 'modB@1')
var modB2dir = path.resolve(testdir, 'modB@2')
var modCdir = path.resolve(testdir, 'modC')
var testjson = {
dependencies: {
modA: 'file://' + modAdir,
modC: 'file://' + modCdir
}
}
var testshrinkwrap = {
dependencies: {
modA: {
version: '1.0.0',
from: 'modA',
resolved: 'file://' + modAdir
},
modB: {
version: '1.0.0',
from: 'modB@1',
resolved: 'file://' + modB1dir
}
}
}
var modAjson = {
name: 'modA',
version: '1.0.0',
dependencies: {
'modB': 'file://' + modB1dir
}
}
var modCjson = {
name: 'modC',
version: '1.0.0',
dependencies: {
'modB': 'file://' + modB2dir
}
}
var modB1json = {
name: 'modB',
version: '1.0.0'
}
var modB2json = {
name: 'modB',
version: '2.0.0'
}
function writepjson (dir, content) {
writejson(dir, 'package.json', content)
}
function writejson (dir, file, content) {
writefile(dir, file, JSON.stringify(content, null, 2))
}
function writefile (dir, file, content) {
fs.writeFileSync(path.join(dir, file), content)
}
function setup () {
mkdirp.sync(testdir)
writepjson(testdir, testjson)
writejson(testdir, 'npm-shrinkwrap.json', testshrinkwrap)
mkdirp.sync(modAdir)
writepjson(modAdir, modAjson)
mkdirp.sync(modB1dir)
writepjson(modB1dir, modB1json)
writefile(modB1dir, 'B1', '')
mkdirp.sync(modB2dir)
writepjson(modB2dir, modB2json)
writefile(modB2dir, 'B2', '')
mkdirp.sync(modCdir)
writepjson(modCdir, modCjson)
}
function cleanup () {
rimraf.sync(testdir)
}
test('setup', function (t) {
cleanup()
setup()
t.end()
})
// Shrinkwraps need to let you override dependency versions specified in
// package.json files. Indeed, this was already supported, but it was a bit
// to keen on this. Previously, if you had a dep in your shrinkwrap then
// anything that required that dependency would count as a match, regardless
// of version.
// This test ensures that the broad matching is not done when the matched
// module is not a direct child of the module doing the requiring.
test('bundled', function (t) {
common.npm(['install'], {cwd: testdir}, function (err, code, out, stderr) {
t.is(err, null, 'No fatal errors running npm')
t.is(code, 0, 'npm itself completed ok')
// Specifically, if B2 exists (or the modB directory under modC at all)
// that means modC was given its own copy of modB. Without the patch
// that went with this test, it wouldn't have been installed because npm
// would have consider modB@1 to have fulfilled modC's requirement.
fs.stat(path.join(testdir, 'node_modules', 'modC', 'node_modules', 'modB', 'B2'), function (missing) {
t.ok(!missing, 'modC got the right version of modB')
t.end()
})
})
})
test('cleanup', function (t) {
cleanup()
t.end()
})
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