Andrew Osheroff
5 years ago
parent
bd9d36fb2f
commit
e4732baf83
@ -0,0 +1,13 @@
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var os = require('os')
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var path = require('path')
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var fs = require('fs')
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var mnt = path.join(os.tmpdir(), 'fuse-bindings-' + process.pid + '-' + Date.now())
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try {
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fs.mkdirSync(mnt)
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} catch (err) {
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// do nothing
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}
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module.exports = mnt
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@ -0,0 +1,11 @@
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module.exports = function (st) {
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return {
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mtime: st.mtime || new Date(),
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atime: st.atime || new Date(),
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ctime: st.ctime || new Date(),
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size: st.size !== undefined ? st.size : 0,
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mode: st.mode === 'dir' ? 16877 : (st.mode === 'file' ? 33188 : (st.mode === 'link' ? 41453 : st.mode)),
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uid: st.uid !== undefined ? st.uid : process.getuid(),
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gid: st.gid !== undefined ? st.gid : process.getgid()
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}
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}
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@ -0,0 +1,62 @@
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var mnt = require('./fixtures/mnt')
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var stat = require('./fixtures/stat')
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var fuse = require('../')
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var tape = require('tape')
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var fs = require('fs')
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var path = require('path')
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tape('readlink', function (t) {
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var ops = {
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force: true,
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readdir: function (path, cb) {
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if (path === '/') return cb(null, ['hello', 'link'])
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return cb(fuse.ENOENT)
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},
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readlink: function (path, cb) {
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cb(0, 'hello')
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},
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getattr: function (path, cb) {
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if (path === '/') return cb(null, stat({ mode: 'dir', size: 4096 }))
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if (path === '/hello') return cb(null, stat({ mode: 'file', size: 11 }))
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if (path === '/link') return cb(null, stat({ mode: 'link', size: 5 }))
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return cb(fuse.ENOENT)
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},
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open: function (path, flags, cb) {
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cb(0, 42)
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},
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read: function (path, fd, buf, len, pos, cb) {
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var str = 'hello world'.slice(pos, pos + len)
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if (!str) return cb(0)
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buf.write(str)
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return cb(str.length)
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}
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}
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fuse.mount(mnt, ops, function (err) {
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t.error(err, 'no error')
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fs.lstat(path.join(mnt, 'link'), function (err, stat) {
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t.error(err, 'no error')
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t.same(stat.size, 5, 'correct size')
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fs.stat(path.join(mnt, 'hello'), function (err, stat) {
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t.error(err, 'no error')
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t.same(stat.size, 11, 'correct size')
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fs.readlink(path.join(mnt, 'link'), function (err, dest) {
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t.error(err, 'no error')
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t.same(dest, 'hello', 'link resolves')
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fs.readFile(path.join(mnt, 'link'), function (err, buf) {
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t.error(err, 'no error')
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t.same(buf, new Buffer('hello world'), 'can read link content')
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fuse.unmount(mnt, function () {
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t.end()
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})
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})
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})
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})
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})
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})
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})
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@ -0,0 +1,43 @@
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var mnt = require('./fixtures/mnt')
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var fuse = require('../')
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var tape = require('tape')
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tape('mount', function (t) {
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fuse.mount(mnt, { force: true }, function (err) {
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t.error(err, 'no error')
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t.ok(true, 'works')
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fuse.unmount(mnt, function () {
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t.end()
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})
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})
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})
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tape('mount + unmount + mount', function (t) {
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fuse.mount(mnt, { force: true }, function (err) {
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t.error(err, 'no error')
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t.ok(true, 'works')
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fuse.unmount(mnt, function () {
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fuse.mount(mnt, { force: true }, function (err) {
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t.error(err, 'no error')
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t.ok(true, 'works')
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fuse.unmount(mnt, function () {
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t.end()
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})
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})
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})
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})
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})
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tape('mnt point must exist', function (t) {
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fuse.mount(mnt + '.does-not-exist', {}, function (err) {
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t.ok(err, 'had error')
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t.end()
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})
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})
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tape('mnt point must be directory', function (t) {
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fuse.mount(__filename, {}, function (err) {
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t.ok(err, 'had error')
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t.end()
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})
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})
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@ -0,0 +1,64 @@
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const tape = require('tape')
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const fs = require('fs')
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const path = require('path')
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const concat = require('concat-stream')
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const Fuse = require('../')
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const mnt = require('./fixtures/mnt')
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const stat = require('./fixtures/stat')
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tape('read', function (t) {
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var ops = {
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force: true,
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readdir: function (path, cb) {
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if (path === '/') return cb(null, ['test'])
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return cb(fuse.ENOENT)
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},
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getattr: function (path, cb) {
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if (path === '/') return cb(null, stat({ mode: 'dir', size: 4096 }))
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if (path === '/test') return cb(null, stat({ mode: 'file', size: 11 }))
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return cb(fuse.ENOENT)
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},
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open: function (path, flags, cb) {
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cb(0, 42)
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},
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release: function (path, fd, cb) {
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t.same(fd, 42, 'fd was passed to release')
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cb(0)
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},
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read: function (path, fd, buf, len, pos, cb) {
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var str = 'hello world'.slice(pos, pos + len)
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if (!str) return cb(0)
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buf.write(str)
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return cb(str.length)
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}
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}
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const fuse = new Fuse(mnt, ops, { debug: true })
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fuse.mount(function (err) {
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t.error(err, 'no error')
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fs.readFile(path.join(mnt, 'test'), function (err, buf) {
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t.error(err, 'no error')
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t.same(buf, new Buffer('hello world'), 'read file')
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fs.readFile(path.join(mnt, 'test'), function (err, buf) {
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t.error(err, 'no error')
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t.same(buf, new Buffer('hello world'), 'read file again')
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fs.createReadStream(path.join(mnt, 'test'), { start: 0, end: 4 }).pipe(concat(function (buf) {
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t.same(buf, new Buffer('hello'), 'partial read file')
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fs.createReadStream(path.join(mnt, 'test'), { start: 6, end: 10 }).pipe(concat(function (buf) {
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t.same(buf, new Buffer('world'), 'partial read file + start offset')
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fuse.unmount(mnt, function () {
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t.end()
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})
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}))
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}))
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})
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})
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})
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})
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@ -0,0 +1,54 @@
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var mnt = require('./fixtures/mnt')
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var stat = require('./fixtures/stat')
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var fuse = require('../')
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var tape = require('tape')
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var fs = require('fs')
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var path = require('path')
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tape('write', function (t) {
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var created = false
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var data = new Buffer(1024)
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var size = 0
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var ops = {
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force: true,
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readdir: function (path, cb) {
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if (path === '/') return cb(null, created ? ['hello'] : [])
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return cb(fuse.ENOENT)
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},
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truncate: function (path, size, cb) {
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cb(0)
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},
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getattr: function (path, cb) {
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if (path === '/') return cb(null, stat({ mode: 'dir', size: 4096 }))
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if (path === '/hello' && created) return cb(null, stat({ mode: 'file', size: size }))
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return cb(fuse.ENOENT)
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},
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create: function (path, flags, cb) {
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t.ok(!created, 'file not created yet')
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created = true
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cb(0, 42)
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},
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release: function (path, fd, cb) {
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cb(0)
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},
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write: function (path, fd, buf, len, pos, cb) {
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buf.slice(0, len).copy(data, pos)
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size = Math.max(pos + len, size)
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cb(buf.length)
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}
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}
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fuse.mount(mnt, ops, function (err) {
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t.error(err, 'no error')
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fs.writeFile(path.join(mnt, 'hello'), 'hello world', function (err) {
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t.error(err, 'no error')
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t.same(data.slice(0, size), new Buffer('hello world'), 'data was written')
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fuse.unmount(mnt, function () {
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t.end()
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})
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})
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})
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})
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