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file.jl
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file.jl
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# This file is a part of Julia. License is MIT: https://julialang.org/license
#############################################
# Create some temporary files & directories #
#############################################
starttime = time_ns() / 1e9
pwd_ = pwd()
dir = mktempdir()
file = joinpath(dir, "afile.txt")
# like touch, but lets the operating system update the timestamp
# for greater precision on some platforms (windows)
@test close(open(file,"w")) === nothing
subdir = joinpath(dir, "adir")
mkdir(subdir)
subdir2 = joinpath(dir, "adir2")
mkdir(subdir2)
@test_throws Base._UVError("mkdir($(repr(file)); mode=0o777)", Base.UV_EEXIST) mkdir(file)
let err = nothing
try
mkdir(file)
catch err
io = IOBuffer()
showerror(io, err)
@test startswith(String(take!(io)), "IOError: mkdir") && err.code == Base.UV_EEXIST
end
end
if !Sys.iswindows() || Sys.windows_version() >= Sys.WINDOWS_VISTA_VER
dirlink = joinpath(dir, "dirlink")
symlink(subdir, dirlink)
@test stat(dirlink) == stat(subdir)
@test readdir(dirlink) == readdir(subdir)
# relative link
relsubdirlink = joinpath(subdir, "rel_subdirlink")
reldir = joinpath("..", "adir2")
symlink(reldir, relsubdirlink)
@test stat(relsubdirlink) == stat(subdir2)
@test readdir(relsubdirlink) == readdir(subdir2)
# creation of symlink to directory that does not yet exist
new_dir = joinpath(subdir, "new_dir")
foo_file = joinpath(subdir, "new_dir", "foo")
nedlink = joinpath(subdir, "non_existant_dirlink")
symlink("new_dir", nedlink; dir_target=true)
try
readdir(nedlink)
@test false
catch e
@test isa(e, Base.IOError)
# It's surprisingly difficult to know what numeric value this will be across platforms
# so we'll just check the string representation instead. :(
@test endswith(e.msg, "(ENOENT)")
end
mkdir(new_dir)
touch(foo_file)
@test readdir(new_dir) == readdir(nedlink)
rm(foo_file)
rm(new_dir)
rm(nedlink)
end
if !Sys.iswindows() || Sys.windows_version() >= Sys.WINDOWS_VISTA_VER
link = joinpath(dir, "afilesymlink.txt")
symlink(file, link)
@test stat(file) == stat(link)
# relative link
rellink = joinpath(subdir, "rel_afilesymlink.txt")
relfile = joinpath("..", "afile.txt")
symlink(relfile, rellink)
@test stat(rellink) == stat(file)
end
@testset "hardlink" begin
link = joinpath(dir, "afilehardlink.txt")
hardlink(file, link)
@test stat(file) == stat(link)
# when the destination exists
@test_throws Base.IOError hardlink(file, link)
rm(link)
# the source file does not exist
missing_file = joinpath(dir, "for-sure-missing-file.txt")
@test_throws Base.IOError hardlink(missing_file, link)
end
using Random
@testset "that temp names are actually unique" begin
temps = [tempname(cleanup=false) for _ = 1:100]
@test allunique(temps)
temps = map(1:100) do _
path, io = mktemp(cleanup=false)
close(io)
return path
end
@test allunique(temps)
foreach(temps) do path
rm(path, force=true)
end
end
@testset "tempname with parent" begin
withenv("TMPDIR" => nothing) do
t = tempname()
@test dirname(t) == tempdir()
mktempdir() do d
t = tempname(d)
@test dirname(t) == d
end
@test_throws ArgumentError tempname(randstring())
end
end
child_eval(code::String) = eval(Meta.parse(readchomp(`$(Base.julia_cmd()) -E $code`)))
@testset "mktemp/dir basic cleanup" begin
# mktemp without cleanup
t = child_eval("t = mktemp(cleanup=false)[1]; @assert isfile(t); t")
@test isfile(t)
rm(t, force=true)
@test !ispath(t)
# mktemp with cleanup
t = child_eval("t = mktemp()[1]; @assert isfile(t); t")
@test !ispath(t)
# mktempdir without cleanup
t = child_eval("t = mktempdir(cleanup=false); touch(joinpath(t, \"file.txt\")); t")
@test isfile("$t/file.txt")
rm(t, recursive=true, force=true)
@test !ispath(t)
# mktempdir with cleanup
t = child_eval("t = mktempdir(); touch(joinpath(t, \"file.txt\")); t")
@test !ispath(t)
# tempname without cleanup
t = child_eval("t = tempname(cleanup=false); touch(t); t")
@test isfile(t)
rm(t, force=true)
@test !ispath(t)
# tempname with cleanup
t = child_eval("t = tempname(); touch(t); t")
@test !ispath(t)
end
import Base.Filesystem: TEMP_CLEANUP_MIN, TEMP_CLEANUP_MAX, TEMP_CLEANUP
function with_temp_cleanup(f::Function, n::Int)
SAVE_TEMP_CLEANUP_MIN = TEMP_CLEANUP_MIN[]
SAVE_TEMP_CLEANUP_MAX = TEMP_CLEANUP_MAX[]
SAVE_TEMP_CLEANUP = copy(TEMP_CLEANUP)
empty!(TEMP_CLEANUP)
TEMP_CLEANUP_MIN[] = n
TEMP_CLEANUP_MAX[] = n
try f()
finally
Sys.iswindows() && GC.gc(true)
for t in keys(TEMP_CLEANUP)
rm(t, recursive=true, force=true)
end
copy!(TEMP_CLEANUP, SAVE_TEMP_CLEANUP)
TEMP_CLEANUP_MAX[] = SAVE_TEMP_CLEANUP_MAX
TEMP_CLEANUP_MIN[] = SAVE_TEMP_CLEANUP_MIN
end
end
function mktempfile(; cleanup=true)
(file, io) = mktemp(cleanup=cleanup)
Sys.iswindows() && close(io)
return file
end
@testset "mktemp/dir cleanup list purging" begin
n = 12 # cleanup min & max
@assert n % 2 == n % 3 == 0 # otherwise tests won't work
with_temp_cleanup(n) do
@test length(TEMP_CLEANUP) == 0
@test TEMP_CLEANUP_MAX[] == n
# for n mktemps, no purging is triggered
temps = String[]
for i = 1:n
t = i % 2 == 0 ? mktempfile() : mktempdir()
push!(temps, t)
@test ispath(t)
@test length(TEMP_CLEANUP) == i
@test TEMP_CLEANUP_MAX[] == n
# delete 1/3 of the temp paths
i % 3 == 0 && rm(t, recursive=true, force=true)
end
# without cleanup no purge is triggered
t = mktempdir(cleanup=false)
@test isdir(t)
@test length(TEMP_CLEANUP) == n
@test TEMP_CLEANUP_MAX[] == n
rm(t, recursive=true, force=true)
# purge triggered by next mktemp with cleanup
t = mktempfile()
push!(temps, t)
n′ = 2n÷3 + 1
@test 2n′ > n
@test isfile(t)
@test length(TEMP_CLEANUP) == n′
@test TEMP_CLEANUP_MAX[] == 2n′
# remove all temp files
for t in temps
rm(t, recursive=true, force=true)
end
# for n′ mktemps, no purging is triggered
for i = 1:n′
t = i % 2 == 0 ? mktempfile() : mktempdir()
push!(temps, t)
@test ispath(t)
@test length(TEMP_CLEANUP) == n′ + i
@test TEMP_CLEANUP_MAX[] == 2n′
# delete 2/3 of the temp paths
i % 3 != 0 && rm(t, recursive=true, force=true)
end
# without cleanup no purge is triggered
t = mktempfile(cleanup=false)
@test isfile(t)
@test length(TEMP_CLEANUP) == 2n′
@test TEMP_CLEANUP_MAX[] == 2n′
rm(t, force=true)
# purge triggered by next mktemp
t = mktempdir()
push!(temps, t)
n′′ = n′÷3 + 1
@test 2n′′ < n
@test isdir(t)
@test length(TEMP_CLEANUP) == n′′
@test TEMP_CLEANUP_MAX[] == n
end
end
no_error_logging(f::Function) =
Base.CoreLogging.with_logger(f, Base.CoreLogging.NullLogger())
@testset "hof mktemp/dir when cleanup is prevented" begin
d = mktempdir()
with_temp_cleanup(3) do
@test length(TEMP_CLEANUP) == 0
@test TEMP_CLEANUP_MAX[] == 3
local t, f
temps = String[]
# mktemp is normally cleaned up on completion
mktemp(d) do path, _
@test isfile(path)
t = path
end
@test !ispath(t)
@test length(TEMP_CLEANUP) == 0
@test TEMP_CLEANUP_MAX[] == 3
# mktemp when cleanup is prevented
no_error_logging() do
mktemp(d) do path, _
@test isfile(path)
f = open(path) # make undeletable on Windows
chmod(d, 0o400) # make undeletable on UNIX
t = path
end
end
chmod(d, 0o700)
close(f)
@test isfile(t)
@test length(TEMP_CLEANUP) == 1
@test TEMP_CLEANUP_MAX[] == 3
push!(temps, t)
# mktempdir is normally cleaned up on completion
mktempdir(d) do path
@test isdir(path)
t = path
end
@test !ispath(t)
@test length(TEMP_CLEANUP) == 1
@test TEMP_CLEANUP_MAX[] == 3
# mktempdir when cleanup is prevented
no_error_logging() do
mktempdir(d) do path
@test isdir(path)
# make undeletable on Windows:
f = open(joinpath(path, "file.txt"), "w+")
chmod(d, 0o400) # make undeletable on UNIX
t = path
end
end
chmod(d, 0o700)
close(f)
@test isdir(t)
@test length(TEMP_CLEANUP) == 2
@test TEMP_CLEANUP_MAX[] == 3
push!(temps, t)
# make one more temp file
t = mktemp()[1]
@test isfile(t)
@test length(TEMP_CLEANUP) == 3
@test TEMP_CLEANUP_MAX[] == 3
# nothing has been deleted yet
for t in temps
@test ispath(t)
end
# another temp file triggers purge
t = mktempdir()
@test isdir(t)
@test length(TEMP_CLEANUP) == 2
@test TEMP_CLEANUP_MAX[] == 4
# now all the temps are gone
for t in temps
@test !ispath(t)
end
end
end
@testset "mktempdir() permissions correction" begin
# Test that `mktempdir()` with children with weird permissions get cleared
# before we would delete the directory
local temp_dir_path
mktempdir() do dir
temp_dir_path = dir
mkdir(joinpath(dir, "foo"))
touch(joinpath(dir, "foo", "bar"))
chmod(joinpath(dir, "foo"), 0o444)
@test isdir(temp_dir_path)
end
@test !isdir(temp_dir_path)
end
#######################################################################
# This section tests some of the features of the stat-based file info #
#######################################################################
@test !isfile(Base.Filesystem.StatStruct())
@test isdir(dir)
@test !isfile(dir)
@test !islink(dir)
@test !isdir(file)
@test isfile(file)
@test !islink(file)
@test filemode(file) & 0o444 > 0 # readable
@test filemode(file) & 0o222 > 0 # writable
@test chmod(file, filemode(file) & 0o7555) == file
@test filemode(file) & 0o222 == 0
chmod(file, filemode(file) | 0o222)
@test filemode(file) & 0o111 == 0
@test filesize(file) == 0
# issue #26685
@test !isfile("http:https://google.com")
if Sys.iswindows()
permissions = 0o444
@test filemode(dir) & 0o777 != permissions
@test filemode(subdir) & 0o777 != permissions
@test filemode(file) & 0o777 != permissions
chmod(dir, permissions, recursive=true)
@test filemode(dir) & 0o777 == permissions
@test filemode(subdir) & 0o777 == permissions
@test filemode(file) & 0o777 == permissions
chmod(dir, 0o666, recursive=true) # Reset permissions in case someone wants to use these later
else
function get_umask()
umask = ccall(:umask, UInt32, (UInt32,), 0)
ccall(:umask, UInt32, (UInt32,), umask)
return umask
end
mktempdir() do tmpdir
umask = get_umask()
tmpfile=joinpath(tmpdir, "tempfile.txt")
tmpfile2=joinpath(tmpdir, "tempfile2.txt")
touch(tmpfile)
cp(tmpfile, tmpfile2)
@test filemode(tmpfile) & (~umask) == filemode(tmpfile2)
rm(tmpfile2)
chmod(tmpfile, 0o777)
cp(tmpfile, tmpfile2)
@test filemode(tmpfile) & (~umask) == filemode(tmpfile2)
rm(tmpfile2)
chmod(tmpfile, 0o707)
cp(tmpfile, tmpfile2)
@test filemode(tmpfile) & (~umask) == filemode(tmpfile2)
rm(tmpfile2)
linkfile=joinpath(dir, "tempfile.txt")
symlink(tmpfile, linkfile)
permissions=0o776
@test filemode(dir) & 0o777 != permissions
@test filemode(subdir) & 0o777 != permissions
@test filemode(file) & 0o777 != permissions
@test filemode(linkfile) & 0o777 != permissions
@test filemode(tmpfile) & 0o777 != permissions
chmod(dir, permissions, recursive=true)
@test filemode(dir) & 0o777 == permissions
@test filemode(subdir) & 0o777 == permissions
@test filemode(file) & 0o777 == permissions
@test lstat(link).mode & 0o777 != permissions # Symbolic links are not modified.
@test filemode(linkfile) & 0o777 != permissions # Symbolic links are not followed.
@test filemode(tmpfile) & 0o777 != permissions
rm(linkfile)
end
end
function test_stat_error(stat::Function, pth)
if stat === lstat && !(pth isa AbstractString)
return # no lstat for fd handles
end
ex = try; stat(pth); false; catch ex; ex; end::Base.IOError
@test ex.code == (pth isa AbstractString ? Base.UV_EACCES : Base.UV_EBADF)
pth isa AbstractString || (pth = Base.INVALID_OS_HANDLE)
@test startswith(ex.msg, "stat($(repr(pth)))")
nothing
end
@testset "stat errors" begin # PR 32031
mktempdir() do dir
cd(dir) do
touch("afile")
try
# remove permission to access this folder
# to cause cause EACCESS-denied errors
@static if Sys.iswindows()
@test ccall((:ImpersonateAnonymousToken, "Advapi32.dll"), stdcall, Cint, (Libc.WindowsRawSocket,),
ccall(:GetCurrentThread, Libc.WindowsRawSocket, ())) != 0
else
chmod(dir, 0o000)
end
for pth in ("afile",
joinpath("afile", "not_file"),
SubString(joinpath(dir, "afile")),
Base.RawFD(-1),
-1)
test_stat_error(stat, pth)
test_stat_error(lstat, pth)
end
finally
# restore permissions
# to let us cleanup afile
@static if Sys.iswindows()
ccall((:RevertToSelf, "advapi32.dll"), stdcall, Cint, ()) == 0 && exit(1)
else
chmod(dir, 0o777)
end
end
end
end
end
# On windows the filesize of a folder is the accumulation of all the contained
# files and is thus zero in this case.
if Sys.iswindows()
@test filesize(dir) == 0
else
@test filesize(dir) > 0
end
# We need both: one to check passed time, one to comapare file's mtime()
nowtime = time_ns() / 1e9
nowwall = time()
# Allow 10s skew in addition to the time it took us to actually execute this code
let skew = 10 + (nowtime - starttime)
mfile = mtime(file)
mdir = mtime(dir)
@test abs(nowwall - mfile) <= skew && abs(nowwall - mdir) <= skew && abs(mfile - mdir) <= skew
end
#@test Int(time()) >= Int(mtime(file)) >= Int(mtime(dir)) >= 0 # 1 second accuracy should be sufficient
# test links
if Sys.isunix()
@test islink(link) == true
@test readlink(link) == file
end
if !Sys.iswindows() || Sys.windows_version() >= Sys.WINDOWS_VISTA_VER
@test islink(dirlink) == true
@test isdir(dirlink) == true
@test readlink(dirlink) == subdir * (Sys.iswindows() ? "\\" : "")
end
# rm recursive TODO add links
newfile = joinpath(dir, "bfile.txt")
mv(file, newfile)
file = newfile
c_tmpdir = mktempdir()
c_subdir = joinpath(c_tmpdir, "c_subdir")
mkdir(c_subdir)
c_file = joinpath(c_tmpdir, "cfile.txt")
cp(newfile, c_file)
@test isdir(c_subdir)
@test isfile(c_file)
@test_throws Base.IOError rm(c_tmpdir)
@test_throws Base.IOError rm(c_tmpdir, force=true)
# create temp dir in specific directory
d_tmpdir = mktempdir(c_tmpdir)
@test isdir(d_tmpdir)
@test Base.samefile(dirname(d_tmpdir), c_tmpdir)
# create temp file in specific directory
d_tmpfile,f = mktemp(c_tmpdir)
close(f)
@test isfile(d_tmpfile)
@test Base.samefile(dirname(d_tmpfile), c_tmpdir)
rm(c_tmpdir, recursive=true)
@test !isdir(c_tmpdir)
@test_throws Base._UVError("unlink($(repr(c_tmpdir)))", Base.UV_ENOENT) rm(c_tmpdir)
@test rm(c_tmpdir, force=true) === nothing
@test_throws Base._UVError("unlink($(repr(c_tmpdir)))", Base.UV_ENOENT) rm(c_tmpdir, recursive=true)
@test rm(c_tmpdir, force=true, recursive=true) === nothing
# Some operations can return multiple different error codes depending on the system environment.
function throws_matching_exception(f::Function, acceptable_exceptions::AbstractVector)
try
f()
@error "No exception was thrown."
return false
catch ex
if ex in acceptable_exceptions
return true
else
@error "The thrown exception is not in the list of acceptable exceptions" acceptable_exceptions exception=(ex, catch_backtrace())
return false
end
end
end
function throws_matching_uv_error(f::Function, pfx::AbstractString, codes::AbstractVector{<:Integer})
acceptable_exceptions = multiple_uv_errors(pfx, codes)
return throws_matching_exception(f, acceptable_exceptions)
end
function multiple_uv_errors(pfx::AbstractString, codes::AbstractVector{<:Integer})
return [Base._UVError(pfx, code) for code in codes]
end
if !Sys.iswindows()
# chown will give an error if the user does not have permissions to change files
uid = Libc.geteuid()
@test stat(file).uid == uid
@test uid == Libc.getuid()
if uid == 0 # root user
chown(file, -2, -1) # Change the file owner to nobody
@test stat(file).uid != 0
chown(file, 0, -2) # Change the file group to nogroup (and owner back to root)
@test stat(file).gid != 0
@test stat(file).uid == 0
@test chown(file, -1, 0) == file
@test stat(file).gid == 0
@test stat(file).uid == 0
else
@test throws_matching_uv_error("chown($(repr(file)), -2, -1)", [Base.UV_EPERM, Base.UV_EINVAL]) do
chown(file, -2, -1) # Non-root user cannot change ownership to another user
end
@test throws_matching_uv_error("chown($(repr(file)), -1, -2)", [Base.UV_EPERM, Base.UV_EINVAL]) do
chown(file, -1, -2) # Non-root user cannot change group to a group they are not a member of (eg: nogroup)
end
end
else
# test that chown doesn't cause any errors for Windows
@test chown(file, -2, -2) == file
end
##############
# mark/reset #
##############
s = open(file, "w")
write(s, "Marked!\n")
write(s, "Hello world!\n")
write(s, "Goodbye world!\n")
close(s)
s = open(file)
mark(s)
str = readline(s)
@test startswith(str, "Marked!")
@test ismarked(s)
reset(s)
@test !ismarked(s)
str = readline(s)
@test startswith(str, "Marked!")
mark(s)
@test readline(s) == "Hello world!"
@test ismarked(s)
unmark(s)
@test !ismarked(s)
@test_throws ArgumentError reset(s)
@test !unmark(s)
@test !ismarked(s)
close(s)
#######################################################################
# This section tests temporary file and directory creation. #
#######################################################################
@testset "quoting filenames" begin
@test try
open("this file is not expected to exist")
false
catch e
isa(e, SystemError) || rethrow()
@test sprint(showerror, e) == "SystemError: opening file \"this file is not expected to exist\": No such file or directory"
true
end
end
@testset "tempdir" begin
my_tempdir = tempdir()
@test isdir(my_tempdir)
@test my_tempdir[end] != '/'
@test my_tempdir[end] != '\\'
var = Sys.iswindows() ? "TMP" : "TMPDIR"
PATH_PREFIX = Sys.iswindows() ? "C:\\" : "/tmp/" * "x"^255 # we want a long path on UNIX so that we test buffer resizing in `tempdir`
# Warning: On Windows uv_os_tmpdir internally calls GetTempPathW. The max string length for
# GetTempPathW is 261 (including the implied trailing backslash), not the typical length 259.
# We thus use 260 (with implied trailing slash backlash this then gives 261 chars)
# NOTE: not the actual max path on UNIX, but true in the Windows case for this function.
# NOTE: we subtract 9 to account for i = 0:9.
MAX_PATH = (Sys.iswindows() ? 260 - length(PATH_PREFIX) : 255) - 9
for i = 0:9
local tmp = joinpath(PATH_PREFIX, "x"^MAX_PATH * "123456789"[1:i])
@test withenv(var => tmp) do
tempdir()
end == tmp
end
end
let path = tempname()
# issue #9053
@test !ispath(path)
end
(p, f) = mktemp()
print(f, "Here is some text")
close(f)
@test isfile(p) == true
@test read(p, String) == "Here is some text"
rm(p)
let
tmp_path = mktemp() do p, io
@test isfile(p)
print(io, "鴨かも？")
p
end
@test tmp_path != ""
@test !isfile(tmp_path)
end
let
tmpdir = mktempdir() do d
@test isdir(d)
d
end
@test tmpdir != ""
@test !isdir(tmpdir)
end
emptyfile = joinpath(dir, "empty")
touch(emptyfile)
emptyf = open(emptyfile)
@test isempty(readlines(emptyf, keep=true))
close(emptyf)
rm(emptyfile)
########################################################################################
## This section tests cp & mv(rename) files, directories, absolute and relative links. #
########################################################################################
function check_dir(orig_path::AbstractString, copied_path::AbstractString, follow_symlinks::Bool)
isdir(orig_path) || throw(ArgumentError("'$orig_path' is not a directory."))
# copied_path must also be a dir.
@test isdir(copied_path)
readir_orig = readdir(orig_path)
readir_copied = readdir(copied_path)
@test readir_orig == readir_copied
# check recursive
for name in readir_orig
@test name in readir_copied
check_cp(joinpath(orig_path, name), joinpath(copied_path, name), follow_symlinks)
end
end
function check_cp(orig_path::AbstractString, copied_path::AbstractString, follow_symlinks::Bool)
if islink(orig_path)
if !follow_symlinks
# copied_path must be a link
@test islink(copied_path)
readlink_orig = readlink(orig_path)
# copied_path must have the same link value:
# this is true for absolute and relative links
@test readlink_orig == readlink(copied_path)
if isabspath(readlink_orig)
@test isabspath(readlink(copied_path))
end
else
# copied_path may not be a link if follow_symlinks=true
@test islink(orig_path) == !islink(copied_path)
if isdir(orig_path)
check_dir(orig_path, copied_path, follow_symlinks)
else
# copied_path must also be a file.
@test isfile(copied_path)
# copied_path must have same content
@test read(orig_path, String) == read(copied_path, String)
end
end
elseif isdir(orig_path)
check_cp_main(orig_path, copied_path, follow_symlinks)
else
# copied_path must also be a file.
@test isfile(copied_path)
# copied_path must have same content
@test read(orig_path, String) == read(copied_path, String)
end
end
function check_cp_main(orig::AbstractString, copied::AbstractString, follow_symlinks::Bool)
if isdir(orig)
check_dir(orig, copied, follow_symlinks)
else
check_cp(orig, copied, follow_symlinks)
end
end
function cp_and_test(src::AbstractString, dst::AbstractString, follow_symlinks::Bool)
cp(src, dst; follow_symlinks=follow_symlinks)
check_cp_main(src, dst, follow_symlinks)
end
## cp ----------------------------------------------------
# issue #8698
# Test copy file
let
afile = joinpath(dir, "a.txt")
touch(afile)
af = open(afile, "r+")
write(af, "This is indeed a test")
bfile = joinpath(dir, "b.txt")
cp(afile, bfile)
cfile = joinpath(dir, "c.txt")
write(cfile, "This is longer than the contents of afile")
cp(afile, cfile; force=true)
a_stat = stat(afile)
b_stat = stat(bfile)
c_stat = stat(cfile)
@test a_stat.mode == b_stat.mode
@test a_stat.size == b_stat.size
@test a_stat.size == c_stat.size
@test parse(Int, split(sprint(show, a_stat),"mode: ")[2][1:8]) == a_stat.mode
close(af)
rm(afile)
rm(bfile)
rm(cfile)
end
## mv ----------------------------------------------------
mktempdir() do tmpdir
# rename file
file = joinpath(tmpdir, "afile.txt")
files_stat = stat(file)
close(open(file, "w")) # like touch, but lets the operating system update
# the timestamp for greater precision on some platforms (windows)
newfile = joinpath(tmpdir, "bfile.txt")
mv(file, newfile)
newfile_stat = stat(file)
@test !ispath(file)
@test isfile(newfile)
@test Base.samefile(files_stat, newfile_stat)
file = newfile
# Test renaming directories
a_tmpdir = mktempdir()
b_tmpdir = joinpath(tmpdir, "b_tmpdir")
# grab a_tmpdir's file info before renaming
a_stat = stat(a_tmpdir)
# rename, then make sure b_tmpdir does exist and a_tmpdir doesn't
mv(a_tmpdir, b_tmpdir)
@test isdir(b_tmpdir)
@test !ispath(a_tmpdir)
# get b_tmpdir's file info and compare with a_tmpdir
b_stat = stat(b_tmpdir)
@test Base.samefile(a_stat, b_stat)
rm(b_tmpdir)
end
# issue #10506 #10434
## Tests for directories and links to directories
if !Sys.iswindows() || Sys.windows_version() >= Sys.WINDOWS_VISTA_VER
function setup_dirs(tmpdir)
srcdir = joinpath(tmpdir, "src")
hidden_srcdir = joinpath(tmpdir, ".hidden_srcdir")
hidden_srcsubdir = joinpath(hidden_srcdir, ".hidden_srcsubdir")
srcdir_cp = joinpath(tmpdir, "srcdir_cp")
mkdir(srcdir)
mkdir(hidden_srcdir)
mkdir(hidden_srcsubdir)
abs_dirlink = joinpath(tmpdir, "abs_dirlink")
symlink(abspath(srcdir), abs_dirlink)
cd(tmpdir)
rel_dirlink = "rel_dirlink"
symlink("src", rel_dirlink)
cd(pwd_)
cfile = joinpath(srcdir, "c.txt")
file_txt = "This is some text with unicode - 这是一个文件"
write(cfile, file_txt)
hidden_cfile = joinpath(hidden_srcsubdir, "c.txt")
write(hidden_cfile, file_txt)
abs_dirlink_cp = joinpath(tmpdir, "abs_dirlink_cp")
hidden_srcsubdir_cp = joinpath(tmpdir, ".hidden_srcsubdir_cp")
path_rel_dirlink = joinpath(tmpdir, rel_dirlink)
path_rel_dirlink_cp = joinpath(tmpdir, "rel_dirlink_cp")
test_src_paths = [srcdir, hidden_srcsubdir, abs_dirlink, path_rel_dirlink]
test_cp_paths = [srcdir_cp, hidden_srcsubdir_cp, abs_dirlink_cp, path_rel_dirlink_cp]
return test_src_paths, test_cp_paths
end
function cp_follow_symlinks_false_check(s, d; force=false)
cp(s, d; force=force, follow_symlinks=false)
@test isdir(s) == isdir(d)
@test islink(s) == islink(d)
islink(s) && @test readlink(s) == readlink(d)
islink(s) && @test isabspath(readlink(s)) == isabspath(readlink(d))
# all should contain 1 file named "c.txt"
@test "c.txt" in readdir(d)
@test length(readdir(d)) == 1
end
function mv_check(s, d, d_mv; force=true)
# setup dest
cp(s, d; force=true, follow_symlinks=false)
stat_d = stat(d)
# mv(rename) dst to dst_mv
mv(d, d_mv; force=force)
stat_d_mv = stat(d_mv)
# make sure d does not exist anymore
@test !ispath(d)
# compare s, with d_mv
@test isdir(s) == isdir(d_mv)
@test islink(s) == islink(d_mv)
islink(s) && @test readlink(s) == readlink(d_mv)
islink(s) && @test isabspath(readlink(s)) == isabspath(readlink(d_mv))
# all should contain 1 file named "c.txt"
@test "c.txt" in readdir(d_mv)
@test length(readdir(d_mv)) == 1
# d => d_mv same file/dir
@test Base.samefile(stat_d, stat_d_mv)
end
## Test require `force=true` (remove destination first) for existing
# directories and existing links to directories
# cp ----------------------------------------------------
mktempdir() do tmpdir
# Setup new copies for the test
maindir1 = joinpath(tmpdir, "maindir1")
maindir2 = joinpath(tmpdir, "maindir2")
mkdir(maindir1)
mkdir(maindir2)
test_src_paths1, test_new_paths1 = setup_dirs(maindir1)
test_src_paths2, test_new_paths2 = setup_dirs(maindir2)
for (s, d) in zip(test_src_paths1, test_new_paths1)
cp_follow_symlinks_false_check(s, d)
end
for (s, d) in zip(test_src_paths2, test_new_paths2)
cp_follow_symlinks_false_check(s, d)
end
# Test require `force=true`
for s in test_src_paths1
for d in test_new_paths2
@test_throws ArgumentError cp(s, d; force=false)
@test_throws ArgumentError cp(s, d; force=false, follow_symlinks=true)
end
end
# Test remove the existing path first and copy
# need to use here the test_src_paths2:
# otherwise ArgumentError: 'src' and 'dst' refer to the same file/dir.
for (s, d) in zip(test_src_paths2, test_new_paths1)
cp_follow_symlinks_false_check(s, d; force=true)
end
# Test remove the existing path first and copy an empty dir
emptydir = joinpath(maindir1, "emptydir")
mkdir(emptydir)
for d in test_new_paths1
cp(emptydir, d; force=true, follow_symlinks=false)
# Expect no link because a dir is copied (follow_symlinks=false does not effect this)
@test isdir(d) && !islink(d)
# none should contain any file
@test isempty(readdir(d))
end
end
# mv ----------------------------------------------------
mktempdir() do tmpdir
# Setup new copies for the test
maindir1 = joinpath(tmpdir, "maindir1")
maindir2 = joinpath(tmpdir, "maindir2")
mkdir(maindir1)
mkdir(maindir2)
test_src_paths1, test_new_paths1 = setup_dirs(maindir1)
test_src_paths2, test_new_paths2 = setup_dirs(maindir2)
for (s, d) in zip(test_src_paths1, test_new_paths1)
cp_follow_symlinks_false_check(s, d; force=true)
end
for (s, d) in zip(test_src_paths2, test_new_paths2)
cp_follow_symlinks_false_check(s, d; force=true)
end
# Test require `force=true`
for s in test_src_paths1
for d in test_new_paths2
@test_throws ArgumentError mv(s, d; force=false)
end
end
# Test remove the existing path first and move
# need to use here the test_src_paths2:
# otherwise ArgumentError: 'src' and 'dst' refer to the same file/dir.This is not supported.
for (s, d) in zip(test_src_paths2, test_new_paths1)
d_mv = joinpath(dirname(d), "$(basename(d))_mv")
mv_check(s, d, d_mv; force=true)
end
end
# Test full: absolute and relative directory links
# cp / mv ----------------------------------------------------
mktempdir() do tmpdir
maindir = joinpath(tmpdir, "mytestdir")
mkdir(maindir)
targetdir = abspath(joinpath(maindir, "targetdir"))
mkdir(targetdir)
subdir1 = joinpath(maindir, "subdir1")
mkdir(subdir1)
cfile = abspath(joinpath(maindir, "c.txt"))
write(cfile, "This is c.txt - 这是一个文件")
write(abspath(joinpath(targetdir, "file1.txt")),
"This is file1.txt - 这是一个文件")
abs_dl = joinpath(maindir, "abs_linkto_targetdir")
symlink(targetdir, abs_dl)
# Setup relative links
cd(subdir1)
rel_dl = "rel_linkto_targetdir"
rel_dir = joinpath("..", "targetdir")
symlink(rel_dir, rel_dl)
cd(pwd_)
# TEST: Directory with links: Test each option
maindir_new = joinpath(dirname(maindir),"maindir_new")
maindir_new_keepsym = joinpath(dirname(maindir),"maindir_new_keepsym")
cp_and_test(maindir, maindir_new, true)
cp_and_test(maindir, maindir_new_keepsym, false)
# mv ----------------------------------------------------
# move the 3 maindirs
for d in [maindir_new, maindir_new_keepsym, maindir]
d_mv = joinpath(dirname(d), "$(basename(d))_mv")
mv(d, d_mv; force=true)
end
end
# issue ----------------------------------------------------
# Check for issue when: (src == dst) or when one is a link to the other
# https://github.com/JuliaLang/julia/pull/11172#issuecomment-100391076
mktempdir() do tmpdir
test_src_paths1, test_new_paths1 = setup_dirs(tmpdir)
dirs = [joinpath(tmpdir, "src"), joinpath(tmpdir, "abs_dirlink"), joinpath(tmpdir, "rel_dirlink")]
for src in dirs
for dst in dirs
# cptree
@test_throws ArgumentError Base.cptree(src, dst; force=true, follow_symlinks=false)
@test_throws ArgumentError Base.cptree(src, dst; force=true, follow_symlinks=true)
# cp
@test_throws ArgumentError cp(src, dst; force=true, follow_symlinks=false)
@test_throws ArgumentError cp(src, dst; force=true, follow_symlinks=true)
# mv
@test_throws ArgumentError mv(src, dst; force=true)
end
end
end
# None existing src
mktempdir() do tmpdir
nonexisting_src = joinpath(tmpdir, "nonexisting_src")
dst = joinpath(tmpdir, "dst")
@test !ispath(nonexisting_src)
# cptree
@test_throws(ArgumentError("'$nonexisting_src' is not a directory. Use `cp(src, dst)`"),
Base.cptree(nonexisting_src, dst; force=true, follow_symlinks=false))
@test_throws(ArgumentError("'$nonexisting_src' is not a directory. Use `cp(src, dst)`"),