state machine with requests per guild

test/metrics_test.exs

@@ -0,0 +1,43 @@
+defmodule PlantIdDiscordBot.MetricsTest do
+  use ExUnit.Case
+  doctest PlantIdDiscordBot.Metrics
+
+  test "put multiple entries into state" do
+    PlantIdDiscordBot.Metrics.reset()
+    PlantIdDiscordBot.Metrics.put(123, "Test Guild 1")
+    PlantIdDiscordBot.Metrics.put(321, "Test Guild 2")
+
+    keys =
+      PlantIdDiscordBot.Metrics.get_all()
+      |> Map.keys()
+
+    assert length(keys) == 2
+
+    assert %PlantIdDiscordBot.Metrics{
+             guild_id: 123,
+             guild_name: "Test Guild 1",
+             total_requests: 1
+           } ==
+             PlantIdDiscordBot.Metrics.get(123)
+
+    assert %PlantIdDiscordBot.Metrics{
+             guild_id: 321,
+             guild_name: "Test Guild 2",
+             total_requests: 1
+           } ==
+             PlantIdDiscordBot.Metrics.get(321)
+  end
+
+  test "update requests for a guild" do
+    PlantIdDiscordBot.Metrics.reset()
+    PlantIdDiscordBot.Metrics.put(123, "Test Guild 1")
+    PlantIdDiscordBot.Metrics.put(123, "Test Guild 1")
+
+    assert %PlantIdDiscordBot.Metrics{
+             guild_id: 123,
+             guild_name: "Test Guild 1",
+             total_requests: 2
+           } ==
+             PlantIdDiscordBot.Metrics.get(123)
+  end
+end