Test for valid service redirects

Updates testing to iterate through all available services and validate
that each one correctly produces a 302 redirect.

.github/workflows/elixir.yml

@@ -38,4 +38,4 @@ jobs:
       run: FARSIDE_TEST=1 mix run update.exs
 
     - name: Run tests
-      run: mix test
+      run: mix test --trace

test/farside_test.exs

@@ -1,4 +1,6 @@
 defmodule FarsideTest do
+  @services_json Application.fetch_env!(:farside, :services_json)
+
   use ExUnit.Case
   use Plug.Test
 
@@ -15,4 +17,40 @@ defmodule FarsideTest do
     assert conn.state == :sent
     assert conn.status == 200
   end
+
+  test "/ping" do
+    conn =
+      :get
+      |> conn("/ping", "")
+      |> Router.call(@opts)
+
+    assert conn.state == :sent
+    assert conn.status == 200
+    assert conn.resp_body == "PONG"
+  end
+
+  test "/:service" do
+    {:ok, file} = File.read(@services_json)
+    {:ok, service_list} = Poison.decode(file, as: [%{}])
+
+    service_names =
+      Enum.map(
+        service_list,
+        fn service -> service["type"] end
+      )
+
+    IO.puts("")
+
+    Enum.map(service_names, fn service_name ->
+      IO.puts("/#{service_name}")
+
+      conn =
+        :get
+        |> conn("/#{service_name}", "")
+        |> Router.call(@opts)
+
+      assert conn.state == :set
+      assert conn.status == 302
+    end)
+  end
 end