mirror of
https://github.com/overleaf/overleaf.git
synced 2024-11-21 20:47:08 -05:00
113 lines
3.9 KiB
JavaScript
113 lines
3.9 KiB
JavaScript
'use strict'
|
|
|
|
const { expect } = require('chai')
|
|
const ot = require('..')
|
|
const safePathname = ot.safePathname
|
|
|
|
describe('safePathname', function () {
|
|
function expectClean(input, output) {
|
|
// check expected output and also idempotency
|
|
const cleanedInput = safePathname.clean(input)
|
|
expect(cleanedInput).to.equal(output)
|
|
expect(safePathname.clean(cleanedInput)).to.equal(cleanedInput)
|
|
expect(safePathname.isClean(cleanedInput)).to.be.true
|
|
}
|
|
|
|
it('cleans pathnames', function () {
|
|
// preserve valid pathnames
|
|
expectClean('llama.jpg', 'llama.jpg')
|
|
expectClean('DSC4056.JPG', 'DSC4056.JPG')
|
|
|
|
// detects unclean pathnames
|
|
expect(safePathname.isClean('rm -rf /')).to.be.falsy
|
|
|
|
// replace invalid characters with underscores
|
|
expectClean('test-s*\u0001\u0002m\u0007st\u0008.jpg', 'test-s___m_st_.jpg')
|
|
|
|
// keep slashes, normalize paths, replace ..
|
|
expectClean('./foo', 'foo')
|
|
expectClean('../foo', '__/foo')
|
|
expectClean('foo/./bar', 'foo/bar')
|
|
expectClean('foo/../bar', 'bar')
|
|
expectClean('../../tricky/foo.bar', '__/__/tricky/foo.bar')
|
|
expectClean('foo/../../tricky/foo.bar', '__/tricky/foo.bar')
|
|
expectClean('foo/bar/../../tricky/foo.bar', 'tricky/foo.bar')
|
|
expectClean('foo/bar/baz/../../tricky/foo.bar', 'foo/tricky/foo.bar')
|
|
|
|
// remove illegal chars even when there is no extension
|
|
expectClean('**foo', '__foo')
|
|
|
|
// remove windows file paths
|
|
expectClean('c:\\temp\\foo.txt', 'c:/temp/foo.txt')
|
|
|
|
// do not allow a leading slash (relative paths only)
|
|
expectClean('/foo', '_/foo')
|
|
expectClean('//foo', '_/foo')
|
|
|
|
// do not allow multiple leading slashes
|
|
expectClean('//foo', '_/foo')
|
|
|
|
// do not allow a trailing slash
|
|
expectClean('/', '_')
|
|
expectClean('foo/', 'foo')
|
|
expectClean('foo.tex/', 'foo.tex')
|
|
|
|
// do not allow multiple trailing slashes
|
|
expectClean('//', '_')
|
|
expectClean('///', '_')
|
|
expectClean('foo//', 'foo')
|
|
|
|
// file and folder names that consist of . and .. are not OK
|
|
expectClean('.', '_')
|
|
expectClean('..', '__')
|
|
// we will allow name with more dots e.g. ... and ....
|
|
expectClean('...', '...')
|
|
expectClean('....', '....')
|
|
expectClean('foo/...', 'foo/...')
|
|
expectClean('foo/....', 'foo/....')
|
|
expectClean('foo/.../bar', 'foo/.../bar')
|
|
expectClean('foo/..../bar', 'foo/..../bar')
|
|
|
|
// leading dots are OK
|
|
expectClean('._', '._')
|
|
expectClean('.gitignore', '.gitignore')
|
|
|
|
// trailing dots are not OK on Windows but we allow them
|
|
expectClean('_.', '_.')
|
|
expectClean('foo/_.', 'foo/_.')
|
|
expectClean('foo/_./bar', 'foo/_./bar')
|
|
expectClean('foo/_../bar', 'foo/_../bar')
|
|
|
|
// spaces are allowed
|
|
expectClean('a b.png', 'a b.png')
|
|
|
|
// leading and trailing spaces are not OK
|
|
expectClean(' foo', 'foo')
|
|
expectClean(' foo', 'foo')
|
|
expectClean('foo ', 'foo')
|
|
expectClean('foo ', 'foo')
|
|
|
|
// reserved file names on Windows should not be OK, but we already have
|
|
// some in the old system, so have to allow them for now
|
|
expectClean('AUX', 'AUX')
|
|
expectClean('foo/AUX', 'foo/AUX')
|
|
expectClean('AUX/foo', 'AUX/foo')
|
|
|
|
// multiple dots are OK
|
|
expectClean('a.b.png', 'a.b.png')
|
|
expectClean('a.code.tex', 'a.code.tex')
|
|
|
|
// there's no particular reason to allow multiple slashes; sometimes people
|
|
// seem to rename files to URLs (https://domain/path) in an attempt to
|
|
// upload a file, and this results in an empty directory name
|
|
expectClean('foo//bar.png', 'foo/bar.png')
|
|
expectClean('foo///bar.png', 'foo/bar.png')
|
|
|
|
// Check javascript property handling
|
|
expectClean('foo/prototype', 'foo/prototype') // OK as part of a pathname
|
|
expectClean('prototype/test.txt', 'prototype/test.txt')
|
|
expectClean('prototype', '@prototype') // not OK as whole pathname
|
|
expectClean('hasOwnProperty', '@hasOwnProperty')
|
|
expectClean('**proto**', '@__proto__')
|
|
})
|
|
})
|