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require File.expand_path('../../../spec_helper', __FILE__)
require File.expand_path('../fixtures/classes', __FILE__)
require File.expand_path('../shared/iteration', __FILE__)
require File.expand_path('../../enumerable/shared/enumeratorized', __FILE__)
describe "Hash#each_key" do
it "calls block once for each key, passing key" do
r = {}
h = { 1 => -1, 2 => -2, 3 => -3, 4 => -4 }
h.each_key { |k| r[k] = k }.should equal(h)
r.should == { 1 => 1, 2 => 2, 3 => 3, 4 => 4 }
end
it "processes keys in the same order as keys()" do
keys = []
h = { 1 => -1, 2 => -2, 3 => -3, 4 => -4 }
h.each_key { |k| keys << k }
keys.should == h.keys
end
it_behaves_like(:hash_iteration_no_block, :each_key)
it_behaves_like(:enumeratorized_with_origin_size, :each_key, { 1 => 2, 3 => 4, 5 => 6 })
end
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