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test/-ext-/array/test_resize.rb

 

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require 'test/unit'

 

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require '-test-/array/resize'

 

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class TestArray < Test::Unit::TestCase

 

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  class TestResize < Test::Unit::TestCase

 

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    def test_expand

 

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      feature = '[ruby-dev:42912]'

 

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      ary = [*1..10]

 

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      ary.__resize__(10)

 

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      assert_equal(10, ary.size, feature)

 

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      assert_equal([*1..10], ary, feature)

 

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      ary.__resize__(100)

 

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      assert_equal(100, ary.size, feature)

 

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      assert_equal([*1..10]+[nil]*90, ary, feature)

 

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      ary.__resize__(20)

 

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      assert_equal(20, ary.size, feature)

 

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      assert_equal([*1..10]+[nil]*10, ary, feature)

 

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      ary.__resize__(2)

 

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      assert_equal(2, ary.size, feature)

 

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      assert_equal([1,2], ary, feature)

 

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      ary.__resize__(3)

 

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      assert_equal(3, ary.size, feature)

 

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      assert_equal([1,2,nil], ary, feature)

 

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      ary.__resize__(10)

 

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      assert_equal(10, ary.size, feature)

 

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      assert_equal([1,2]+[nil]*8, ary, feature)

 

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    end

 

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  end

 

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end

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