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author | Koichi Sasada <ko1@atdot.net> | 2021-12-24 12:26:21 +0900 |
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committer | Koichi Sasada <ko1@atdot.net> | 2021-12-24 13:52:02 +0900 |
commit | 6050e3e2a6ce2269c56fa74bc5b75a94d064b61f (patch) | |
tree | 2547646ab7a59516ddc0f40a6bded331904dfcd7 /bootstraptest/test_ractor.rb | |
parent | e029560b22fef5dd665495a2af01c11ffcd33e12 (diff) |
@@cv is not accessible from non-main ractors
Class variables (@@cv) is not accessible from non-main ractors.
But without this patch cached @@cv can be read.
fix [Bug #18128]
Notes
Notes:
Merged: https://github.com/ruby/ruby/pull/5335
Diffstat (limited to 'bootstraptest/test_ractor.rb')
-rw-r--r-- | bootstraptest/test_ractor.rb | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/bootstraptest/test_ractor.rb b/bootstraptest/test_ractor.rb index 5d9edb26d6..b29db7ab0e 100644 --- a/bootstraptest/test_ractor.rb +++ b/bootstraptest/test_ractor.rb @@ -1101,6 +1101,28 @@ assert_equal 'can not access class variables from non-main Ractors', %q{ end } +# also cached cvar in shareable-objects are not allowed to access from non-main Ractor +assert_equal 'can not access class variables from non-main Ractors', %q{ + class C + @@cv = 'str' + def self.cv + @@cv + end + end + + C.cv # cache + + r = Ractor.new do + C.cv + end + + begin + r.take + rescue Ractor::RemoteError => e + e.cause.message + end +} + # Getting non-shareable objects via constants by other Ractors is not allowed assert_equal 'can not access non-shareable objects in constant C::CONST by non-main Ractor.', %q{ class C |