Files
Nim/tests/stdlib/ttempfiles.nim
ringabout 3d2f0e2c7c make more standard libraries work with nimPreviewSlimSystem (#20343)
* make more standard libraries work with `nimPreviewSlimSystem`

* typo

* part two

* Delete specutils.nim

* fixes more tests

* more fixes

* fixes tests

* fixes three more tests

* add formatfloat import

* fix

* last
2022-09-27 20:06:23 +02:00

51 lines
1.3 KiB
Nim

discard """
joinable: false # not strictly necessary
"""
import std/tempfiles
import std/[os, nre]
import std/[assertions, syncio]
const
prefix = "D20210502T100442" # safety precaution to only affect files/dirs with this prefix
suffix = ".tmp"
block:
var t1 = createTempFile(prefix, suffix)
var t2 = createTempFile(prefix, suffix)
defer:
close(t1.cfile)
close(t2.cfile)
removeFile(t1.path)
removeFile(t2.path)
doAssert t1.path != t2.path
let s = "1234"
write(t1.cfile, s)
doAssert readAll(t2.cfile) == ""
doAssert readAll(t1.cfile) == ""
t1.cfile.setFilePos 0
doAssert readAll(t1.cfile) == s
block: # createTempDir
doAssertRaises(OSError): discard createTempDir(prefix, suffix, "nonexistent")
block:
let dir1 = createTempDir(prefix, suffix)
let dir2 = createTempDir(prefix, suffix)
defer:
removeDir(dir1)
removeDir(dir2)
doAssert dir1 != dir2
doAssert dirExists(dir1)
doAssert dir1.lastPathPart.contains(re"^D20210502T100442(\w+).tmp$")
doAssert dir1.parentDir == getTempDir().normalizePathEnd()
block:
let dir3 = createTempDir(prefix, "_mytmp", ".")
doAssert dir3.lastPathPart.contains(re"^D20210502T100442(\w+)_mytmp$")
doAssert dir3.parentDir == "." # not getCurrentDir(): we honor the absolute/relative state of input `dir`
removeDir(dir3)