132 lines
3.9 KiB
Elixir
132 lines
3.9 KiB
Elixir
defmodule CommunityGardenTest do
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use ExUnit.Case
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@tag task_id: 1
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test "start returns an alive pid" do
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assert {:ok, pid} = CommunityGarden.start()
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assert Process.alive?(pid)
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end
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@tag task_id: 2
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test "when started, the registry is empty" do
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assert {:ok, pid} = CommunityGarden.start()
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assert [] == CommunityGarden.list_registrations(pid)
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end
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@tag task_id: 3
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test "can register a new plot" do
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assert {:ok, pid} = CommunityGarden.start()
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assert %Plot{} = CommunityGarden.register(pid, "Johnny Appleseed")
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end
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@tag task_id: 3
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test "maintains a registry of plots" do
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assert {:ok, pid} = CommunityGarden.start()
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assert %Plot{} = plot = CommunityGarden.register(pid, "Johnny Appleseed")
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assert [plot] == CommunityGarden.list_registrations(pid)
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end
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@tag task_id: 3
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test "the first plot has an id of 1" do
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assert {:ok, pid} = CommunityGarden.start()
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plot = CommunityGarden.register(pid, "Johnny Appleseed")
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assert plot.plot_id == 1
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end
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@tag task_id: 3
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test "registered plots have incremental unique id" do
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assert {:ok, pid} = CommunityGarden.start()
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plot_1 = CommunityGarden.register(pid, "Johnny Appleseed")
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plot_2 = CommunityGarden.register(pid, "Frederick Law Olmsted")
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plot_3 = CommunityGarden.register(pid, "Lancelot (Capability) Brown")
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assert plot_1.plot_id == 1
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assert plot_2.plot_id == 2
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assert plot_3.plot_id == 3
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end
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@tag task_id: 3
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test "registered plots have incremental unique id when registered concurrently" do
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{:ok, pid} = CommunityGarden.start()
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total_plots = 20
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test_process_pid = self()
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Enum.each(1..total_plots, fn n ->
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spawn(fn ->
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plot = CommunityGarden.register(pid, "Mary Bumblebee #{n}")
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send(test_process_pid, {n, plot})
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end)
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end)
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plot_ids =
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Enum.map(1..total_plots, fn n ->
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receive do
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{^n, plot} -> plot.plot_id
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after
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100 -> nil
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end
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end)
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assert Enum.sort(plot_ids) == Enum.to_list(1..total_plots)
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end
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@tag task_id: 4
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test "can release a plot" do
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assert {:ok, pid} = CommunityGarden.start()
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assert %Plot{} = plot = CommunityGarden.register(pid, "Johnny Appleseed")
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assert :ok = CommunityGarden.release(pid, plot.plot_id)
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assert [] == CommunityGarden.list_registrations(pid)
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end
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@tag task_id: 4
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test "do not re-use id of released plots" do
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assert {:ok, pid} = CommunityGarden.start()
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plot_1 = CommunityGarden.register(pid, "Keanu Reeves")
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plot_2 = CommunityGarden.register(pid, "Thomas A. Anderson")
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assert plot_1.plot_id == 1
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assert plot_2.plot_id == 2
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CommunityGarden.release(pid, plot_1.plot_id)
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CommunityGarden.release(pid, plot_2.plot_id)
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plot_3 = CommunityGarden.register(pid, "John Doe")
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plot_4 = CommunityGarden.register(pid, "Jane Doe")
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assert plot_3.plot_id == 3
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assert plot_4.plot_id == 4
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end
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@tag task_id: 4
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test "release only one plot at time" do
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assert {:ok, pid} = CommunityGarden.start()
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plot_1 = CommunityGarden.register(pid, "Keanu Reeves")
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plot_2 = CommunityGarden.register(pid, "Thomas A. Anderson")
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assert plot_1.plot_id == 1
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assert plot_2.plot_id == 2
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CommunityGarden.release(pid, plot_1.plot_id)
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assert [^plot_2] = CommunityGarden.list_registrations(pid)
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end
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@tag task_id: 5
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test "can get registration of a registered plot" do
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assert {:ok, pid} = CommunityGarden.start()
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assert %Plot{} = plot = CommunityGarden.register(pid, "Johnny Appleseed")
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assert %Plot{} = registered_plot = CommunityGarden.get_registration(pid, plot.plot_id)
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assert registered_plot.plot_id == plot.plot_id
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assert registered_plot.registered_to == "Johnny Appleseed"
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end
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@tag task_id: 5
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test "return not_found when attempt to get registration of an unregistered plot" do
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assert {:ok, pid} = CommunityGarden.start()
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assert {:not_found, "plot is unregistered"} = CommunityGarden.get_registration(pid, 1)
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end
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end
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