Add test count_values_non_tally

This commit is contained in:
kojix2 2021-01-19 22:37:15 +09:00
parent fbfcf80d25
commit 10e096d7c9
2 changed files with 8 additions and 2 deletions

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@ -6,9 +6,9 @@ module YouPlot
module Processing module Processing
module_function module_function
def count_values(arr) def count_values(arr, tally: true)
# tally was added in Ruby 2.7 # tally was added in Ruby 2.7
if Enumerable.method_defined? :tally if tally && Enumerable.method_defined?(:tally)
arr.tally arr.tally
else else
# https://github.com/marcandre/backports # https://github.com/marcandre/backports

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@ -8,4 +8,10 @@ class YouPlotCommandTest < Test::Unit::TestCase
assert_equal([%i[a b c], [3, 2, 1]], @m.count_values(%i[a a a b b c])) assert_equal([%i[a b c], [3, 2, 1]], @m.count_values(%i[a a a b b c]))
assert_equal([%i[c b a], [3, 2, 1]], @m.count_values(%i[a b b c c c])) assert_equal([%i[c b a], [3, 2, 1]], @m.count_values(%i[a b b c c c]))
end end
test :count_values_non_tally do
@m = YouPlot::Backends::Processing
assert_equal([%i[a b c], [3, 2, 1]], @m.count_values(%i[a a a b b c], tally: false))
assert_equal([%i[c b a], [3, 2, 1]], @m.count_values(%i[a b b c c c], tally: false))
end
end end