Class: TestKyaniteArray

Inherits
UnitTest
  • Object
show all
Defined in
test/array/test_array.rb

Array Additions

Kyanite definitions

Array

Kyanite tests and examples

TestKyaniteArray

Usage

require 'kyanite/array'

Instance Method Summary (collapse)

Instance Method Details

- (Object) test_array_diff 



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# File 'test/array/test_array.rb', line 72

def test_array_diff
    a = [1,2,3,4,5, :a, 'b']
    b = [1,2,4,5,6,'a',:c]

    assert_equal [3,:a,'b'],                a - b                
    assert_equal [3,:a,'b', 3,:a,'b'],      a + a - b             
    assert_equal [6, 'a', :c],              b - a
    assert_equal [],                        b - b
    assert_equal [],                        a - a
end

- (Object) test_array_shift_complement 



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# File 'test/array/test_array.rb', line 84

def test_array_shift_complement
    assert_equal [2,3],   [1,2,3].shift_complement
    assert_equal 3,       [1,2,3].shift_complement.shift_complement
    assert_equal nil,     [1,2,3].shift_complement.shift_complement.shift_complement
end

- (Object) test_rephrase_index 



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# File 'test/array/test_array.rb', line 16

def test_rephrase_index
  test = [ :a, :b, :c, :d]
  0.upto(3) do | i |
    i_inv =  test.rephrase_index(i)
    i_neg =  test.rephrase_index(i, :neg)
    i_pos =  test.rephrase_index(i, :pos)
    i_last = test.rephrase_index(i, :detect_last)
    # print "\n#{test[i]}   #{i}   #{i_inv}"
    
    assert_not_equal  i,      i_inv    
    assert_not_equal  i,      i_neg    
    assert_equal      i_neg,  i_inv    
    assert_equal      i,      i_pos   
    assert_equal test[i],   test[i_inv]
    assert_equal test[i],   test[i_pos]
    assert_equal test[i],   test[i_neg]
    assert_equal test[i],   test[i_last]
  end # do
  
  -4.upto(-1) do | i |
    i_inv = test.rephrase_index(i)
    i_neg = test.rephrase_index(i, :neg)
    i_pos = test.rephrase_index(i, :pos)
    i_last = test.rephrase_index(i, :detect_last)      
    # print "\n#{test[i]}   #{i}   #{i_inv}"
    
    assert_not_equal  i,      i_inv    
    assert_not_equal  i,      i_pos    
    assert_equal      i_pos,  i_inv    
    assert_equal      i,      i_neg   
    assert_equal test[i],   test[i_inv]
    assert_equal test[i],   test[i_pos]
    assert_equal test[i],   test[i_neg]
    assert_equal test[i],   test[i_last]      
  end # do    
  
  [4, 5, -5, -6].each do |i|
    i_inv = test.rephrase_index(i)
    i_neg = test.rephrase_index(i, :neg)
    i_pos = test.rephrase_index(i, :pos)
    i_last = test.rephrase_index(i, :detect_last)      
    # print "\nx   #{i}   #{i_inv}"  
    assert_equal      i,      i_neg         
    assert_equal      i,      i_pos         
    assert_equal      i,      i_neg         
    assert_equal test[i],   test[i_inv]
    assert_equal test[i],   test[i_pos]
    assert_equal test[i],   test[i_neg]    
    assert_equal test[i],   test[i_last]      
  end
  
end