2008-01-05 13:31:04 +00:00
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require 'abstract_unit'
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2009-04-23 00:41:28 +00:00
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require 'active_support/core_ext/object/blank'
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2005-11-02 15:37:58 +00:00
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class BlankTest < Test::Unit::TestCase
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2007-11-14 10:02:26 +00:00
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BLANK = [ EmptyTrue.new, nil, false, '', ' ', " \n\t \r ", [], {} ]
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NOT = [ EmptyFalse.new, Object.new, true, 0, 1, 'a', [nil], { nil => 0 } ]
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2005-11-02 15:37:58 +00:00
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def test_blank
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2009-12-28 01:54:43 +00:00
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BLANK.each { |v| assert v.blank?, "#{v.inspect} should be blank" }
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2007-11-14 10:02:26 +00:00
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NOT.each { |v| assert !v.blank?, "#{v.inspect} should not be blank" }
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2005-11-02 15:37:58 +00:00
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end
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2008-06-12 23:30:56 +00:00
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def test_present
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BLANK.each { |v| assert !v.present?, "#{v.inspect} should not be present" }
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2009-12-28 01:54:43 +00:00
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NOT.each { |v| assert v.present?, "#{v.inspect} should be present" }
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end
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def test_presence
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BLANK.each { |v| assert_equal nil, v.presence, "#{v.inspect}.presence should return nil" }
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NOT.each { |v| assert_equal v, v.presence, "#{v.inspect}.presence should return self" }
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2008-06-12 23:30:56 +00:00
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end
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2005-11-02 15:37:58 +00:00
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end
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