77 lines
2.2 KiB
Elixir
77 lines
2.2 KiB
Elixir
defmodule BirdCountTest do
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use ExUnit.Case
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describe "today/1" do
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@tag task_id: 1
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test "returns nil if no bird watching data recorded" do
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assert BirdCount.today([]) == nil
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end
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@tag task_id: 1
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test "returns today's bird count" do
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assert BirdCount.today([7]) == 7
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assert BirdCount.today([2, 4, 11, 10, 6, 8]) == 2
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end
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end
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describe "increment_day_count/1" do
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@tag task_id: 2
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test "creates entry for today if no bird watching data recorded" do
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assert BirdCount.increment_day_count([]) == [1]
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end
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@tag task_id: 2
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test "adds 1 to today's bird count" do
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assert BirdCount.increment_day_count([7]) == [8]
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assert BirdCount.increment_day_count([4, 2, 1, 0, 10]) == [5, 2, 1, 0, 10]
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end
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end
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describe "has_day_without_birds?/1" do
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@tag task_id: 3
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test "false if no bird watching data recorded" do
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assert BirdCount.has_day_without_birds?([]) == false
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end
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@tag task_id: 3
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test "false if there are no zeros in bird watching data" do
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assert BirdCount.has_day_without_birds?([1]) == false
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assert BirdCount.has_day_without_birds?([6, 7, 10, 2, 5]) == false
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end
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@tag task_id: 3
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test "true if there are is at least one zero in bird watching data" do
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assert BirdCount.has_day_without_birds?([0]) == true
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assert BirdCount.has_day_without_birds?([4, 4, 0, 1]) == true
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assert BirdCount.has_day_without_birds?([0, 0, 3, 0, 5, 6, 0]) == true
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end
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end
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describe "total/1" do
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@tag task_id: 4
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test "zero if no bird watching data recorded" do
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assert BirdCount.total([]) == 0
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end
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@tag task_id: 4
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test "sums up bird counts" do
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assert BirdCount.total([4]) == 4
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assert BirdCount.total([3, 0, 0, 4, 4, 0, 0, 10]) == 21
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end
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end
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describe "busy_days/1" do
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@tag task_id: 5
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test "zero if no bird watching data recorded" do
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assert BirdCount.busy_days([]) == 0
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end
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@tag task_id: 5
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test "counts days with bird count of 5 or more" do
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assert BirdCount.busy_days([1]) == 0
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assert BirdCount.busy_days([0, 5]) == 1
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assert BirdCount.busy_days([0, 6, 10, 4, 4, 5, 0]) == 3
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end
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end
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end
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