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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
38 lines
1.3 KiB
Ruby
38 lines
1.3 KiB
Ruby
require File.expand_path('../../../spec_helper', __FILE__)
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require File.expand_path('../fixtures/classes', __FILE__)
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describe "Array#rassoc" do
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it "returns the first contained array whose second element is == object" do
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ary = [[1, "a", 0.5], [2, "b"], [3, "b"], [4, "c"], [], [5], [6, "d"]]
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ary.rassoc("a").should == [1, "a", 0.5]
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ary.rassoc("b").should == [2, "b"]
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ary.rassoc("d").should == [6, "d"]
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ary.rassoc("z").should == nil
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end
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it "properly handles recursive arrays" do
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empty = ArraySpecs.empty_recursive_array
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empty.rassoc([]).should be_nil
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[[empty, empty]].rassoc(empty).should == [empty, empty]
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array = ArraySpecs.recursive_array
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array.rassoc(array).should be_nil
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[[empty, array]].rassoc(array).should == [empty, array]
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end
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it "calls elem == obj on the second element of each contained array" do
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key = 'foobar'
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o = mock('foobar')
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def o.==(other); other == 'foobar'; end
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[[1, :foobar], [2, o], [3, mock('foo')]].rassoc(key).should == [2, o]
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end
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it "does not check the last element in each contained but speficically the second" do
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key = 'foobar'
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o = mock('foobar')
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def o.==(other); other == 'foobar'; end
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[[1, :foobar, o], [2, o, 1], [3, mock('foo')]].rassoc(key).should == [2, o, 1]
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end
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end
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