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author | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-01-29 16:08:16 +0000 |
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committer | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-01-29 16:08:16 +0000 |
commit | 3fa5bd38af50fb3d98de0ea51043d73f8d06a24b (patch) | |
tree | d473b71cc6925ee1e17727215e9f9a66e3f24802 /spec/ruby/core/hash/rehash_spec.rb | |
parent | 1e658d45e1f8dbadab18f9c35b5cfb5a5fec98bf (diff) | |
download | ruby-3fa5bd38af50fb3d98de0ea51043d73f8d06a24b.tar.gz |
Update to ruby/spec@83063a3
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62094 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'spec/ruby/core/hash/rehash_spec.rb')
-rw-r--r-- | spec/ruby/core/hash/rehash_spec.rb | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/spec/ruby/core/hash/rehash_spec.rb b/spec/ruby/core/hash/rehash_spec.rb index 5b15af923a..f44b42eecf 100644 --- a/spec/ruby/core/hash/rehash_spec.rb +++ b/spec/ruby/core/hash/rehash_spec.rb @@ -35,6 +35,21 @@ describe "Hash#rehash" do h[k2].should == v2 end + it "removes duplicate keys" do + a = [1,2] + b = [1] + + h = {} + h[a] = true + h[b] = true + b << 2 + h.size.should == 2 + h.keys.should == [a, b] + h.rehash + h.size.should == 1 + h.keys.should == [a] + end + it "raises a #{frozen_error_class} if called on a frozen instance" do lambda { HashSpecs.frozen_hash.rehash }.should raise_error(frozen_error_class) lambda { HashSpecs.empty_frozen_hash.rehash }.should raise_error(frozen_error_class) |