From 84c5263e8c6b6523d5c30a13e1b0252e62d0b86f Mon Sep 17 00:00:00 2001
From: Tom Haines <tom@tomhaines.xyz>
Date: Wed, 26 Aug 2020 15:01:04 +0100
Subject: [PATCH] #21: Add testing for new func & task

---
 test/mix/tasks/smart_home_test.exs   | 17 +++++++++++++++++
 test/smart_home_auth/helper_test.exs | 11 +++++++++++
 2 files changed, 28 insertions(+)
 create mode 100644 test/mix/tasks/smart_home_test.exs
 create mode 100644 test/smart_home_auth/helper_test.exs

diff --git a/test/mix/tasks/smart_home_test.exs b/test/mix/tasks/smart_home_test.exs
new file mode 100644
index 0000000..b4e42c4
--- /dev/null
+++ b/test/mix/tasks/smart_home_test.exs
@@ -0,0 +1,17 @@
+defmodule Mix.Tasks.SmartHomeTest do
+  use ExUnit.Case
+  import ExUnit.CaptureIO
+
+  require Logger
+
+  @jwt_pattern ~r/[A-Za-z0-9-_=]+\.[A-Za-z0-9-_=]+\.?[A-Za-z0-9-_.+\/=]*$/m
+
+  test "Mix task returns a valid JWT" do
+    out = capture_io(fn -> Mix.Tasks.SmartHome.GenToken.run([]) end)
+
+    jwt = Regex.run(@jwt_pattern, out) |> List.first()
+
+    decoded = AuthPlug.Token.verify_jwt!(jwt)
+    assert %{"id" => 1} = decoded
+  end
+end
diff --git a/test/smart_home_auth/helper_test.exs b/test/smart_home_auth/helper_test.exs
new file mode 100644
index 0000000..283b3bd
--- /dev/null
+++ b/test/smart_home_auth/helper_test.exs
@@ -0,0 +1,11 @@
+defmodule SmartHomeAuth.HelperTest do
+  use ExUnit.Case, async: true
+
+  test "gen_auth_token generates a correct token" do
+    token = SmartHomeAuth.gen_auth_token()
+
+    decoded = AuthPlug.Token.verify_jwt!(token)
+
+    assert %{"id" => 1} = decoded
+  end
+end