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Created October 27, 2011 19:10
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Exemplo de teste "procedural" escrito em Ruby
# Arquivo fatorial_spec.rb
require './fatorial'
describe 'fatorial' do
it 'calcula fatorial' do
fatorial(0).should == 1
fatorial(1).should == 1
fatorial(2).should == 2
fatorial(3).should == 6
fatorial(4).should == 24
fatorial(5).should == 120
end
end
# Arquivo fatorial.rb
def fatorial(n)
return 1 if n == 0
n * fatorial(n)
end
# Para rodar: rspec fatorial_spec.rb
# Necessário ter instalados o Ruby e a gem rspec
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