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Tmpdir tests #3

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Merged
merged 4 commits into from
Jul 16, 2020
Merged

Tmpdir tests #3

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ac12877
Prefer better failure message
nobu Jul 13, 2020
414c00e
Test also TMP and TEMP environment variables
nobu Jul 13, 2020
f335f2c
Test "not a directory" cases
nobu Jul 13, 2020
84684d8
Test "not writable" case
nobu Jul 13, 2020
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39 changes: 26 additions & 13 deletions test/test_tmpdir.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,7 @@
class TestTmpdir < Test::Unit::TestCase
def test_tmpdir_modifiable
tmpdir = Dir.tmpdir
assert_equal(false, tmpdir.frozen?)
assert_not_predicate(tmpdir, :frozen?)
tmpdir_org = tmpdir.dup
tmpdir << "foo"
assert_equal(tmpdir_org, Dir.tmpdir)
Expand All @@ -15,21 +15,34 @@ def test_world_writable
skip "no meaning on this platform" if /mswin|mingw/ =~ RUBY_PLATFORM
Dir.mktmpdir do |tmpdir|
# ToDo: fix for parallel test
olddir, ENV["TMPDIR"] = ENV["TMPDIR"], tmpdir
envs = %w[TMPDIR TMP TEMP]
oldenv = envs.each_with_object({}) {|v, h| h[v] = ENV.delete(v)}
begin
assert_equal(tmpdir, Dir.tmpdir)
File.chmod(0777, tmpdir)
assert_not_equal(tmpdir, Dir.tmpdir)
newdir = Dir.mktmpdir("d", tmpdir) do |dir|
assert_file.directory? dir
assert_equal(tmpdir, File.dirname(dir))
dir
envs.each do |e|
tmpdirx = File.join(tmpdir, e)
ENV[e] = tmpdirx
assert_not_equal(tmpdirx, Dir.tmpdir)
File.write(tmpdirx, "")
assert_not_equal(tmpdirx, Dir.tmpdir)
File.unlink(tmpdirx)
ENV[e] = tmpdir
assert_equal(tmpdir, Dir.tmpdir)
File.chmod(0555, tmpdir)
assert_not_equal(tmpdir, Dir.tmpdir)
File.chmod(0777, tmpdir)
assert_not_equal(tmpdir, Dir.tmpdir)
newdir = Dir.mktmpdir("d", tmpdir) do |dir|
assert_file.directory? dir
assert_equal(tmpdir, File.dirname(dir))
dir
end
assert_file.not_exist?(newdir)
File.chmod(01777, tmpdir)
assert_equal(tmpdir, Dir.tmpdir)
ENV[e] = nil
end
assert_file.not_exist?(newdir)
File.chmod(01777, tmpdir)
assert_equal(tmpdir, Dir.tmpdir)
ensure
ENV["TMPDIR"] = olddir
ENV.update(oldenv)
end
end
end
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