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path.jl
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# This file is a part of Julia. License is MIT: https://julialang.org/license
@testset "basic path functions for string type $S" for S in (String, GenericString)
dir = pwd()
sep = Base.Filesystem.path_separator
@testset "isabspath and abspath" begin
@test abspath(S("foo")) == "$dir$(sep)foo"
@test abspath(S("foo"), S("bar")) == "$dir$(sep)foo$(sep)bar"
@test isabspath(S(homedir()))
@test !isabspath(S("foo"))
end
@test basename(S("foo$(sep)bar")) == "bar"
@test dirname(S("foo$(sep)bar")) == "foo"
@testset "expanduser" begin
@test expanduser(S("")) == ""
@test expanduser(S("x")) == "x"
@test expanduser(S("~")) == (Sys.iswindows() ? "~" : homedir())
end
@testset "Base.contractuser" begin
@test Base.contractuser(S(homedir())) == (Sys.iswindows() ? homedir() : "~")
@test Base.contractuser(S(joinpath(homedir(), "x"))) ==
(Sys.iswindows() ? joinpath(homedir(), "x") : "~$(sep)x")
@test Base.contractuser(S("/foo/bar")) == "/foo/bar"
end
@testset "isdirpath" begin
@test !isdirpath(S("foo"))
@test isdirpath(S("foo$sep"))
@test isdirpath(S(""))
@test isdirpath(S("."))
@test isdirpath(S(".."))
end
@testset "joinpath" begin
@test joinpath(S("foo")) == "foo"
@test joinpath(S("foo"), S("bar")) == "foo$(sep)bar"
@test joinpath(S("foo"), S(homedir())) == homedir()
@test joinpath(S(abspath("foo")), S(homedir())) == homedir()
if Sys.iswindows()
@test joinpath(S("foo"),S("bar:baz")) == "bar:baz"
@test joinpath(S("C:"),S("foo"),S("D:"),S("bar")) == "D:bar"
@test joinpath(S("C:"),S("foo"),S("D:bar"),S("baz")) == "D:bar$(sep)baz"
elseif Sys.isunix()
@test joinpath(S("foo"),S("bar:baz")) == "foo$(sep)bar:baz"
@test joinpath(S("C:"),S("foo"),S("D:"),S("bar")) == "C:$(sep)foo$(sep)D:$(sep)bar"
@test joinpath(S("C:"),S("foo"),S("D:"),S("bar"),S("baz")) == "C:$(sep)foo$(sep)D:$(sep)bar$(sep)baz"
end
end
@testset "normpath" begin
@test normpath(S(joinpath("."))) == "."
@test normpath(S(joinpath(".."))) == ".."
@test normpath(S(joinpath("..","."))) == ".."
@test normpath(S(joinpath(".",".."))) == ".."
@test normpath(S(joinpath("..",".."))) == "..$(sep).."
@test normpath(S(joinpath(".","..",".."))) == "..$(sep).."
@test normpath(S(joinpath("..",".",".."))) == "..$(sep).."
@test normpath(S(joinpath("..","..","."))) == "..$(sep).."
@test normpath(S(joinpath("foo","."))) == "foo$sep"
@test normpath(S(joinpath("foo",".."))) == "."
@test normpath(S(joinpath("foo","..","."))) == "."
@test normpath(S(joinpath("foo",".",".."))) == "."
@test normpath(S(joinpath("foo","..",".."))) == ".."
@test normpath(S(joinpath("foo",".","..",".."))) == ".."
@test normpath(S(joinpath("foo","..",".",".."))) == ".."
@test normpath(S(joinpath("foo","..","..","."))) == ".."
@test normpath(S(joinpath(".","bar"))) == "bar"
@test normpath(S(joinpath("..","bar"))) == "..$(sep)bar"
@test normpath(S(joinpath("..",".","bar"))) == "..$(sep)bar"
@test normpath(S(joinpath(".","..","bar"))) == "..$(sep)bar"
@test normpath(S(joinpath("..","..","bar"))) == "..$(sep)..$(sep)bar"
@test normpath(S(joinpath(".","..","..","bar"))) == "..$(sep)..$(sep)bar"
@test normpath(S(joinpath("..",".","..","bar"))) == "..$(sep)..$(sep)bar"
@test normpath(S(joinpath("..","..",".","bar"))) == "..$(sep)..$(sep)bar"
@test normpath(S(joinpath("foo",".","bar"))) == "foo$(sep)bar"
@test normpath(S(joinpath("foo","..","bar"))) == "bar"
@test normpath(S(joinpath("foo","..",".","bar"))) == "bar"
@test normpath(S(joinpath("foo",".","..","bar"))) == "bar"
@test normpath(S(joinpath("foo","..","..","bar"))) == "..$(sep)bar"
@test normpath(S(joinpath("foo",".","..","..","bar"))) == "..$(sep)bar"
@test normpath(S(joinpath("foo","..",".","..","bar"))) == "..$(sep)bar"
@test normpath(S(joinpath("foo","..","..",".","bar"))) == "..$(sep)bar"
end
@test relpath(S(joinpath("foo","bar")), S("foo")) == "bar"
@testset "splitpath" begin
@test splitpath(joinpath("a","b","c")) == ["a", "b", "c"]
@test splitpath("") == [""]
@test splitpath(joinpath("cats are", "gr8t")) == ["cats are", "gr8t"]
@test splitpath(joinpath(" ", " ")) == [" ", " "]
# Unix-style paths are understood by all systems.
@test splitpath("/a/b") == ["/", "a", "b"]
@test splitpath("/") == ["/"]
@test splitpath("a/") == ["a"]
@test splitpath("a/b/") == ["a", "b"]
@test splitpath("a.dir/b.txt") == ["a.dir", "b.txt"]
@test splitpath("///") == ["/"]
@test splitpath("///a///b///") == ["/", "a", "b"]
if Sys.iswindows()
@test splitpath("C:\\\\a\\b\\c") == ["C:\\", "a", "b", "c"]
@test splitpath("C:\\\\") == ["C:\\"]
@test splitpath("J:\\") == ["J:\\"]
@test splitpath("C:") == ["C:"]
@test splitpath("C:a") == ["C:a"]
@test splitpath("C:a\\b") == ["C:a", "b"]
@test splitpath("a\\") == ["a"]
@test splitpath("a\\\\b\\\\") == ["a","b"]
@test splitpath("a.dir\\b.txt") == ["a.dir", "b.txt"]
@test splitpath("\\a\\b\\") == ["\\", "a","b"]
@test splitpath("\\\\a\\b") == ["\\\\a\\b"] # This is actually a valid drive name in windows.
@test splitpath("/a/b\\c/d\\\\e") == ["/", "a", "b", "c", "d", "e"]
@test splitpath("/\\/\\") == ["/"]
@test splitpath("\\/\\a/\\//b") == ["\\","a","b"]
end
end
@testset "splitting" begin
@test joinpath(splitdir(S(homedir()))...) == homedir()
@test string(splitdrive(S(homedir()))...) == homedir()
if Sys.iswindows()
@test splitdrive(S("\\\\servername\\hello.world\\filename.ext")) ==
("\\\\servername\\hello.world","\\filename.ext")
@test splitdrive(S("\\\\servername.com\\hello.world\\filename.ext")) ==
("\\\\servername.com\\hello.world","\\filename.ext")
@test splitdrive(S("C:\\foo\\bar")) ==
("C:","\\foo\\bar")
end
@test splitext(S("")) == ("", "")
@test splitext(S(".")) == (".", "")
@test_broken splitext(S("..")) == ("..", "")
@test_broken splitext(S("...")) == ("...", "")
@test splitext(S("foo")) == ("foo", "")
@test splitext(S("foo.")) == ("foo", ".")
@test_broken splitext(S("foo..")) == ("foo", "..")
@test_broken splitext(S("foo...")) == ("foo", "...")
@test splitext(S("foo.bar")) == ("foo", ".bar")
@test splitext(S(".foo")) == (".foo", "")
@test splitext(S(".foo.")) == (".foo", ".")
@test_broken splitext(S(".foo..")) == (".foo", "..")
@test_broken splitext(S(".foo...")) == (".foo", "...")
@test splitext(S(".foo.bar")) == (".foo", ".bar")
end
end
@testset "isabspath" begin
@test isabspath("~") == false
@test isabspath("/") == true # on windows, this is relatively absolute
@test isabspath("A:/") == Sys.iswindows()
@test isabspath("B:\\") == Sys.iswindows()
@test isabspath("./") == false
@test isabspath("C:") == false
@test isabspath("C:.") == false
@test isabspath("α:/") == false
@test isabspath(".:/") == false
#@test isabspath("_:/") == false # FIXME?
#@test isabspath("AB:/") == false # FIXME?
@test isabspath("\\\\") == Sys.iswindows()
if Sys.isunix()
@test isabspath(expanduser("~")) == true
@test startswith(expanduser("~"), homedir())
else
@test expanduser("~") == "~"
end
end
@testset "relpath" begin
function test_relpath()
sep = Base.Filesystem.path_separator
filepaths = [
"$(sep)home$(sep)user$(sep).julia$(sep)Test1$(sep)docs$(sep)api$(sep)Test1.md",
"$(sep)home$(sep)user$(sep).julia$(sep)Test1$(sep)docs$(sep)api$(sep)lib$(sep)file1.md",
"$(sep)home$(sep)user$(sep).julia$(sep)测试2$(sep)docs$(sep)api$(sep)测试2.md",
"$(sep)home$(sep)user$(sep)dir_withendsep$(sep)",
"$(sep)home$(sep)dir2_withendsep$(sep)",
"$(sep)home$(sep)test.md",
"$(sep)home",
# Special cases
"$(sep)",
"$(sep)home$(sep)$(sep)$(sep)"
]
startpaths = [
"$(sep)home$(sep)user$(sep).julia$(sep)Test1$(sep)docs$(sep)api$(sep)genindex.md",
"$(sep)multi_docs$(sep)genindex.md",
"$(sep)home$(sep)user$(sep)dir_withendsep$(sep)",
"$(sep)home$(sep)dir2_withendsep$(sep)",
"$(sep)home$(sep)test.md",
"$(sep)home",
# Special cases
"$(sep)",
"$(sep)home$(sep)$(sep)$(sep)"
]
relpath_expected_results = [
"..$(sep)Test1.md",
"..$(sep)..$(sep)home$(sep)user$(sep).julia$(sep)Test1$(sep)docs$(sep)api$(sep)Test1.md",
"..$(sep).julia$(sep)Test1$(sep)docs$(sep)api$(sep)Test1.md",
"..$(sep)user$(sep).julia$(sep)Test1$(sep)docs$(sep)api$(sep)Test1.md",
"..$(sep)user$(sep).julia$(sep)Test1$(sep)docs$(sep)api$(sep)Test1.md",
"user$(sep).julia$(sep)Test1$(sep)docs$(sep)api$(sep)Test1.md",
"home$(sep)user$(sep).julia$(sep)Test1$(sep)docs$(sep)api$(sep)Test1.md",
"user$(sep).julia$(sep)Test1$(sep)docs$(sep)api$(sep)Test1.md",
"..$(sep)lib$(sep)file1.md",
"..$(sep)..$(sep)home$(sep)user$(sep).julia$(sep)Test1$(sep)docs$(sep)api$(sep)lib$(sep)file1.md",
"..$(sep).julia$(sep)Test1$(sep)docs$(sep)api$(sep)lib$(sep)file1.md",
"..$(sep)user$(sep).julia$(sep)Test1$(sep)docs$(sep)api$(sep)lib$(sep)file1.md",
"..$(sep)user$(sep).julia$(sep)Test1$(sep)docs$(sep)api$(sep)lib$(sep)file1.md",
"user$(sep).julia$(sep)Test1$(sep)docs$(sep)api$(sep)lib$(sep)file1.md",
"home$(sep)user$(sep).julia$(sep)Test1$(sep)docs$(sep)api$(sep)lib$(sep)file1.md",
"user$(sep).julia$(sep)Test1$(sep)docs$(sep)api$(sep)lib$(sep)file1.md",
"..$(sep)..$(sep)..$(sep)..$(sep)测试2$(sep)docs$(sep)api$(sep)测试2.md",
"..$(sep)..$(sep)home$(sep)user$(sep).julia$(sep)测试2$(sep)docs$(sep)api$(sep)测试2.md",
"..$(sep).julia$(sep)测试2$(sep)docs$(sep)api$(sep)测试2.md",
"..$(sep)user$(sep).julia$(sep)测试2$(sep)docs$(sep)api$(sep)测试2.md",
"..$(sep)user$(sep).julia$(sep)测试2$(sep)docs$(sep)api$(sep)测试2.md",
"user$(sep).julia$(sep)测试2$(sep)docs$(sep)api$(sep)测试2.md",
"home$(sep)user$(sep).julia$(sep)测试2$(sep)docs$(sep)api$(sep)测试2.md",
"user$(sep).julia$(sep)测试2$(sep)docs$(sep)api$(sep)测试2.md",
"..$(sep)..$(sep)..$(sep)..$(sep)..$(sep)dir_withendsep",
"..$(sep)..$(sep)home$(sep)user$(sep)dir_withendsep",".","..$(sep)user$(sep)dir_withendsep",
"..$(sep)user$(sep)dir_withendsep","user$(sep)dir_withendsep",
"home$(sep)user$(sep)dir_withendsep","user$(sep)dir_withendsep",
"..$(sep)..$(sep)..$(sep)..$(sep)..$(sep)..$(sep)dir2_withendsep",
"..$(sep)..$(sep)home$(sep)dir2_withendsep","..$(sep)..$(sep)dir2_withendsep",".",
"..$(sep)dir2_withendsep","dir2_withendsep","home$(sep)dir2_withendsep","dir2_withendsep",
"..$(sep)..$(sep)..$(sep)..$(sep)..$(sep)..$(sep)test.md","..$(sep)..$(sep)home$(sep)test.md",
"..$(sep)..$(sep)test.md","..$(sep)test.md",".","test.md","home$(sep)test.md","test.md",
"..$(sep)..$(sep)..$(sep)..$(sep)..$(sep)..","..$(sep)..$(sep)home","..$(sep)..",
"..","..",".","home",".","..$(sep)..$(sep)..$(sep)..$(sep)..$(sep)..$(sep)..","..$(sep)..",
"..$(sep)..$(sep)..","..$(sep)..","..$(sep)..","..",".","..",
"..$(sep)..$(sep)..$(sep)..$(sep)..$(sep)..","..$(sep)..$(sep)home","..$(sep)..",
"..","..",".","home","."
]
idx = 0
for filep in filepaths
for startp in startpaths
res = relpath(filep, startp)
idx += 1
@test res == relpath_expected_results[idx]
end
end
# Additional cases
@test_throws ArgumentError relpath("$(sep)home$(sep)user$(sep)dir_withendsep$(sep)", "")
@test_throws ArgumentError relpath("", "$(sep)home$(sep)user$(sep)dir_withendsep$(sep)")
end
test_relpath()
end
@testset "type stability" begin
@test isa(joinpath("a", "b"), String)
@test isa(joinpath(abspath("a"), "b"), String)
end
@testset "homedir" begin
var = Sys.iswindows() ? "USERPROFILE" : "HOME"
MAX_PATH = Sys.iswindows() ? 240 : 1020
for i = 0:9
local home = " "^MAX_PATH * "123456789"[1:i]
@test withenv(var => home) do
homedir()
end == home
end
@test isabspath(withenv(homedir, var => nothing))
end