exercism-elixir/community-garden/test/community_garden_test.exs
2022-02-17 04:33:06 -04:00

83 lines
2.8 KiB
Elixir

defmodule CommunityGardenTest do
use ExUnit.Case, async: false
@tag task_id: 1
test "start returns an alive pid" do
assert {:ok, pid} = CommunityGarden.start()
assert Process.alive?(pid)
end
@tag task_id: 2
test "when started, the registry is empty" do
assert {:ok, pid} = CommunityGarden.start()
assert [] == CommunityGarden.list_registrations(pid)
end
@tag task_id: 3
test "can register a new plot" do
assert {:ok, pid} = CommunityGarden.start()
assert %Plot{} = CommunityGarden.register(pid, "Johnny Appleseed")
end
@tag task_id: 3
test "maintains a registry of plots" do
assert {:ok, pid} = CommunityGarden.start()
assert %Plot{} = plot = CommunityGarden.register(pid, "Johnny Appleseed")
assert [plot] == CommunityGarden.list_registrations(pid)
end
@tag task_id: 3
test "registered plots have unique id" do
assert {:ok, pid} = CommunityGarden.start()
CommunityGarden.register(pid, "Johnny Appleseed")
CommunityGarden.register(pid, "Frederick Law Olmsted")
CommunityGarden.register(pid, "Lancelot (Capability) Brown")
plots = pid |> CommunityGarden.list_registrations()
unique_ids = plots |> Enum.map(& &1.plot_id) |> Enum.uniq()
assert length(plots) == length(unique_ids)
end
@tag task_id: 4
test "can release a plot" do
assert {:ok, pid} = CommunityGarden.start()
assert %Plot{} = plot = CommunityGarden.register(pid, "Johnny Appleseed")
assert :ok = CommunityGarden.release(pid, plot.plot_id)
assert [] == CommunityGarden.list_registrations(pid)
end
@tag task_id: 4
test "do not re-use id of released plots" do
assert {:ok, pid} = CommunityGarden.start()
plot_1 = CommunityGarden.register(pid, "Keanu Reeves")
plot_2 = CommunityGarden.register(pid, "Thomas A. Anderson")
ids = CommunityGarden.list_registrations(pid) |> Enum.map(& &1.plot_id)
CommunityGarden.release(pid, plot_1.plot_id)
CommunityGarden.release(pid, plot_2.plot_id)
CommunityGarden.register(pid, "John Doe")
CommunityGarden.register(pid, "Jane Doe")
new_ids = CommunityGarden.list_registrations(pid) |> Enum.map(& &1.plot_id)
refute Enum.sort(ids) == Enum.sort(new_ids)
end
@tag task_id: 5
test "can get registration of a registered plot" do
assert {:ok, pid} = CommunityGarden.start()
assert %Plot{} = plot = CommunityGarden.register(pid, "Johnny Appleseed")
assert %Plot{} = registered_plot = CommunityGarden.get_registration(pid, plot.plot_id)
assert registered_plot.plot_id == plot.plot_id
assert registered_plot.registered_to == "Johnny Appleseed"
end
@tag task_id: 5
test "return not_found when attempt to get registration of an unregistered plot" do
assert {:ok, pid} = CommunityGarden.start()
assert {:not_found, "plot is unregistered"} = CommunityGarden.get_registration(pid, 1)
end
end