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93 lines
2 KiB
Ruby
93 lines
2 KiB
Ruby
require 'date'
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require 'time'
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require 'minimal_test_helper'
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require 'app/models/stats/time_to_complete'
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FakeTask = Struct.new(:created_at, :completed_at)
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class TimeToCompleteTest < Minitest::Test
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def now
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@now ||= Time.utc(2013, 1, 2, 3, 4, 5)
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end
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def day0
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@day0 ||= Time.utc(2013, 1, 2, 0, 0, 0)
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end
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def day2
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@day2 ||= Time.utc(2012, 12, 31, 0, 0, 0)
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end
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def day4
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@day4 ||= Time.utc(2012, 12, 29, 0, 0, 0)
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end
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def day6
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@day6 ||= Time.utc(2012, 12, 27, 0, 0, 0)
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end
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def fake_tasks
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@fake_tasks ||= [
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FakeTask.new(day2, now),
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FakeTask.new(day4, now),
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FakeTask.new(day6, now)
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]
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end
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def test_empty_minimum
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assert_equal 0, Stats::TimeToComplete.new([]).min
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end
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def test_empty_maximum
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assert_equal 0, Stats::TimeToComplete.new([]).max
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end
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def test_empty_avg
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assert_equal 0, Stats::TimeToComplete.new([]).avg
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end
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def test_empty_min_sec
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assert_equal '00:00:00', Stats::TimeToComplete.new([]).min_sec
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end
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def test_minimum
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assert_equal 2.1, Stats::TimeToComplete.new(fake_tasks).min
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end
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def test_maximum
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assert_equal 6.1, Stats::TimeToComplete.new(fake_tasks).max
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end
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def test_avg
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assert_equal 4.1, Stats::TimeToComplete.new(fake_tasks).avg
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end
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def test_min_sec
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assert_equal '2 days 03:04:05', Stats::TimeToComplete.new(fake_tasks).min_sec
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end
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def test_min_sec_with_less_than_a_day
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task = FakeTask.new(day0, now)
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assert_equal '03:04:05', Stats::TimeToComplete.new([task]).min_sec
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end
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def test_rounding
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start_time = Time.utc(2012, 12, 31, 8, 0, 0)
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task = FakeTask.new(start_time, now)
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ttc = Stats::TimeToComplete.new([task])
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assert_equal 1.8, ttc.avg
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assert_equal 1.8, ttc.min
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assert_equal 1.8, ttc.max
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end
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def test_min_sec_with_almost_three_days
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start_time = Time.utc(2012, 12, 30, 8, 0, 0)
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task = FakeTask.new(start_time, now)
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stats = Stats::TimeToComplete.new([task])
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assert_equal 2.8, stats.min
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assert_equal '2 days 19:04:05', stats.min_sec
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end
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end
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