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authorrhe <rhe@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2016-12-20 06:53:44 +0000
committerrhe <rhe@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2016-12-20 06:53:44 +0000
commit3d2a71470341f76fc3bf5c3fc930e9d1b5867b0e (patch)
tree4be181674e47eebed87689e62cb724197cd8afbd /test/ruby/test_array.rb
parent0b04fe3596c106ed87c6ca148948f2ed0cbb4df9 (diff)
downloadruby-3d2a71470341f76fc3bf5c3fc930e9d1b5867b0e.tar.gz
array.c: do not resize to less than 0
Shrinking the Array from the block invoked by Array#select! or Array#reject! causes the Array to be a negative number size. Ensure that the resulting Array won't be smaller than 0. [ruby-core:78739] [Bug #13053] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57121 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test/ruby/test_array.rb')
-rw-r--r--test/ruby/test_array.rb5
1 files changed, 5 insertions, 0 deletions
diff --git a/test/ruby/test_array.rb b/test/ruby/test_array.rb
index 563a37ee2e..08100142f8 100644
--- a/test/ruby/test_array.rb
+++ b/test/ruby/test_array.rb
@@ -2163,6 +2163,11 @@ class TestArray < Test::Unit::TestCase
}
assert_equal(9, r)
assert_equal(@cls[7, 8, 9, 10], a, bug10722)
+
+ bug13053 = '[ruby-core:78739] [Bug #13053] Array#select! can resize to negative size'
+ a = @cls[ 1, 2, 3, 4, 5 ]
+ a.select! {|i| a.clear if i == 5; false }
+ assert_equal(0, a.size, bug13053)
end
# also select!