88 lines
2.4 KiB
Ruby
88 lines
2.4 KiB
Ruby
require 'minitest/autorun'
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require_relative 'binary'
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# Common test data version: 1.0.0 969717d
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class BinaryTest < Minitest::Test
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def test_binary_0_is_decimal_0
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# skip
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assert_equal 0, Binary.to_decimal('0')
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end
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def test_binary_1_is_decimal_1
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assert_equal 1, Binary.to_decimal('1')
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end
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def test_binary_10_is_decimal_2
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assert_equal 2, Binary.to_decimal('10')
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end
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def test_binary_11_is_decimal_3
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assert_equal 3, Binary.to_decimal('11')
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end
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def test_binary_100_is_decimal_4
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assert_equal 4, Binary.to_decimal('100')
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end
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def test_binary_1001_is_decimal_9
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assert_equal 9, Binary.to_decimal('1001')
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end
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def test_binary_11010_is_decimal_26
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assert_equal 26, Binary.to_decimal('11010')
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end
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def test_binary_10001101000_is_decimal_1128
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assert_equal 1128, Binary.to_decimal('10001101000')
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end
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def test_binary_ignores_leading_zeros
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assert_equal 31, Binary.to_decimal('000011111')
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end
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def test_2_is_not_a_valid_binary_digit
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assert_raises(ArgumentError) { Binary.to_decimal('2') }
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end
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def test_a_number_containing_a_non_binary_digit_is_invalid
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assert_raises(ArgumentError) { Binary.to_decimal('01201') }
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end
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def test_a_number_with_trailing_non_binary_characters_is_invalid
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assert_raises(ArgumentError) { Binary.to_decimal('10nope') }
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end
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def test_a_number_with_leading_non_binary_characters_is_invalid
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assert_raises(ArgumentError) { Binary.to_decimal('nope10') }
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end
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def test_a_number_with_internal_non_binary_characters_is_invalid
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assert_raises(ArgumentError) { Binary.to_decimal('10nope10') }
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end
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def test_a_number_and_a_word_whitespace_spearated_is_invalid
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assert_raises(ArgumentError) { Binary.to_decimal('001 nope') }
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end
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# Problems in exercism evolve over time, as we find better ways to ask
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# questions.
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# The version number refers to the version of the problem you solved,
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# not your solution.
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#
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# Define a constant named VERSION inside of the top level BookKeeping
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# module, which may be placed near the end of your file.
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#
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# In your file, it will look like this:
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#
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# module BookKeeping
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# VERSION = 1 # Where the version number matches the one in the test.
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# end
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#
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# If you are curious, read more about constants on RubyDoc:
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# http://ruby-doc.org/docs/ruby-doc-bundle/UsersGuide/rg/constants.html
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def test_bookkeeping
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assert_equal 3, BookKeeping::VERSION
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end
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end
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