Module: GUnit::Assertions

Included in:
TestCase
Defined in:
lib/gunit/assertions.rb

Instance Method Summary collapse

Instance Method Details

#assert(*args, &blk) ⇒ Object 



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# File 'lib/gunit/assertions.rb', line 8

def assert(*args, &blk)
  expected = true
  
  if blk
    actual  = blk
    message = args[0] 
  else
    actual  = args[0]
    message = args[1]
  end
  
  actual = actual.call if actual.is_a?(Proc)
  
  unless actual == expected
    message ||= "#{actual.to_s} != #{expected.to_s}"
    raise GUnit::AssertionFailure.new(message)
  end
  
  true
end

#assert_equal(*args, &blk) ⇒ Object 



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# File 'lib/gunit/assertions.rb', line 29

def assert_equal(*args, &blk)
  expected = args[0]
  
  if blk
    actual  = blk
    message = args[1]
  else
    actual  = args[1]
    message = args[2]
  end
  
  actual = actual.call if actual.is_a?(Proc)
  
  message ||= "#{actual.to_s} != #{expected.to_s}"
  
  assert expected == actual, message
end

#assert_raises(*args, &blk) ⇒ Object 



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# File 'lib/gunit/assertions.rb', line 47

def assert_raises(*args, &blk)
  expected = args[0]
  message  = args[1]
  
  begin
    blk.call
  rescue Exception => e
    actual = e
  end

  bool = if actual.nil?
    false
  else
    case expected
    when String   then actual.to_s == expected
    when Class    then actual.is_a?(expected)
    when Nil      then !actual.nil?
    else;              actual == expected
    end
  end

  # bool = case
  # when actual.nil?
  #   false
  # when expected.is_a?(String)
  #   actual.to_s == expected
  # when expected.is_a?(Class)
  #   actual.is_a?(expected)
  # when expected.nil?
  #   !actual.nil?
  # else
  #   actual == expected
  # end
  
  message ||= case
  when !expected.nil? && !actual.nil?
    "Expected #{expected.to_s} to be raised, but got #{actual.to_s}"
  when !expected.nil? && actual.nil?
    "Expected #{expected.to_s} to be raised, but nothing raised"
  else
    "Nothing raised"
  end
  
  assert bool, message
end