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Contents
require File.expand_path(File.dirname(__FILE__) + '/../../test_helper')
describe ::Inch::Utils::WeightedList do
before do
@counts = [4, 8, 8]
end
def assert_weighted_list(list, counts, expected)
weighted_list = ::Inch::Utils::WeightedList.new(list, counts)
# assert_equal expected.map(&:size).inject(:+), weighted_list.to_a.map(&:size).inject(:+)
assert_equal expected, weighted_list.to_a, "should be #{expected.map(&:size)}, was #{weighted_list.to_a.map(&:size)}"
end
def list_and_expected(counts, expected_counts)
elements = [:B, :C, :U]
list = counts.map.with_index do |num, index|
(1..num).map { |i| :"#{elements[index]}#{i}" }
end
expected = expected_counts.map.with_index do |num, index|
(1..num).map { |i| :"#{elements[index]}#{i}" }
end
return list, expected
end
it "should work if elements are exact" do
@list, @expected = list_and_expected([4, 8, 8], [4, 8, 8])
assert_weighted_list(@list, @counts, @expected)
end
it "should work if more than enough elements are present" do
@list, @expected = list_and_expected([10, 10, 10], [4, 8, 8])
assert_weighted_list(@list, @counts, @expected)
end
it "should work if not enough Bs are present" do
@list, @expected = list_and_expected([2, 12, 15], [2, 8, 10])
assert_weighted_list(@list, @counts, @expected)
end
it "should work if not enough Cs are present" do
@list, @expected = list_and_expected([15, 4, 15], [4, 4, 12])
assert_weighted_list(@list, @counts, @expected)
end
it "should work if not enough Us are present" do
@list, @expected = list_and_expected([15, 15, 4], [4, 12, 4])
assert_weighted_list(@list, @counts, @expected)
end
it "should work if not enough Bs AND Cs and Us are present" do
@list, @expected = list_and_expected([2, 2, 15], [2, 2, 15])
assert_weighted_list(@list, @counts, @expected)
end
end
Version data entries
36 entries across 36 versions & 1 rubygems