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* Other ruby implementations use the spec/ruby directory. [Misc #13792] [ruby-core:82287] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
42 lines
1,019 B
Ruby
42 lines
1,019 B
Ruby
require File.expand_path('../../../spec_helper', __FILE__)
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require File.expand_path('../fixtures/classes', __FILE__)
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describe "Hash#rehash" do
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it "reorganizes the hash by recomputing all key hash codes" do
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k1 = [1]
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k2 = [2]
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h = {}
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h[k1] = 0
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h[k2] = 1
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k1 << 2
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h.key?(k1).should == false
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h.keys.include?(k1).should == true
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h.rehash.should equal(h)
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h.key?(k1).should == true
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h[k1].should == 0
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k1 = mock('k1')
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k2 = mock('k2')
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v1 = mock('v1')
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v2 = mock('v2')
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v1.should_not_receive(:hash)
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v2.should_not_receive(:hash)
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h = { k1 => v1, k2 => v2 }
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k1.should_receive(:hash).twice.and_return(0)
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k2.should_receive(:hash).twice.and_return(0)
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h.rehash
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h[k1].should == v1
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h[k2].should == v2
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end
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it "raises a RuntimeError if called on a frozen instance" do
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lambda { HashSpecs.frozen_hash.rehash }.should raise_error(RuntimeError)
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lambda { HashSpecs.empty_frozen_hash.rehash }.should raise_error(RuntimeError)
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end
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end
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