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Versions: 20
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Stored size: 1.08 KB
Contents
#!/usr/bin/env ruby
gem 'minitest', '>= 5.0.0'
require 'minitest/autorun'
require_relative 'accumulate'
class ArrayTest < Minitest::Test
def test_empty_accumulation
assert_equal [], [].accumulate { |e| e * e }
end
def test_accumulate_squares
skip
result = [1, 2, 3].accumulate do |number|
number * number
end
assert_equal [1, 4, 9], result
end
def test_accumulate_upcases
skip
result = %w(hello world).accumulate(&:upcase)
assert_equal %w(HELLO WORLD), result
end
def test_accumulate_reversed_strings
skip
result = %w(the quick brown fox etc).accumulate(&:reverse)
assert_equal %w(eht kciuq nworb xof cte), result
end
def test_accumulate_recursively
skip
result = %w(a b c).accumulate do |char|
%w(1 2 3).accumulate do |digit|
"#{char}#{digit}"
end
end
assert_equal [%w(a1 a2 a3), %w(b1 b2 b3), %w(c1 c2 c3)], result
end
def test_do_not_change_in_place
skip
original = [1, 2, 3]
copy = original.dup
original.accumulate { |n| n * n }
assert_equal copy, original
end
end
Version data entries
20 entries across 20 versions & 1 rubygems