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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,82 @@ | ||
| defmodule Bonny.AdmissionControl.PlugTest do | ||
| use ExUnit.Case, async: true | ||
| use Plug.Test | ||
|
|
||
| alias Bonny.Test.AdmissionControlHelper | ||
| alias Bonny.AdmissionControl.AdmissionReview | ||
| alias Bonny.AdmissionControl.Plug, as: MUT | ||
|
|
||
| describe "init/1" do | ||
| test "raises if webhook_type is not declared" do | ||
| assert_raise(CompileError, ~r/requires you to define the :webhook_type option/, fn -> | ||
| MUT.init(webhook_handler: SomeModule) | ||
| end) | ||
| end | ||
|
|
||
| test "raises if webhook_type is not :validating or :mutating" do | ||
| assert_raise(CompileError, ~r/requires you to define the :webhook_type option/, fn -> | ||
| MUT.init(webhook_handler: SomeModule, webhook_type: :invalid) | ||
| end) | ||
| end | ||
|
|
||
| test "raises if webhook_handler is not declared" do | ||
| assert_raise(CompileError, ~r/requires you to set the :webhook_handler option/, fn -> | ||
| MUT.init(webhook_type: :validating) | ||
| end) | ||
| end | ||
|
|
||
| test "turns webhook_handler into {module, opts} tuple" do | ||
| opts = MUT.init(webhook_type: :validating, webhook_handler: SomeModule) | ||
| assert opts.webhook_handler == {SomeModule, []} | ||
| end | ||
|
|
||
| defmodule InitTestHandler do | ||
| def init(:foo), do: :bar | ||
| end | ||
|
|
||
| test "calls handler's init function if tuple is given" do | ||
| opts = MUT.init(webhook_type: :validating, webhook_handler: {InitTestHandler, :foo}) | ||
| assert opts.webhook_handler == {InitTestHandler, :bar} | ||
| end | ||
| end | ||
|
|
||
| defmodule CallTestHandler do | ||
| def call(admission_webhook, opts) do | ||
| case opts[:result] do | ||
| :deny -> AdmissionReview.deny(admission_webhook) | ||
| _ -> admission_webhook | ||
| end | ||
| end | ||
| end | ||
|
|
||
| describe "call/2" do | ||
| test "calls the handler and returns plug" do | ||
| response = | ||
| AdmissionControlHelper.webhook_request_conn() | ||
| |> MUT.call(%{webhook_type: :validation, webhook_handler: {CallTestHandler, []}}) | ||
| |> Map.get(:resp_body) | ||
| |> Jason.decode!() | ||
|
|
||
| assert %{ | ||
| "apiVersion" => "admission.k8s.io/v1", | ||
| "kind" => "AdmissionReview", | ||
| "response" => %{ | ||
| "allowed" => true | ||
| } | ||
| } = response | ||
| end | ||
|
|
||
| test "calls the handler and returns allowed false" do | ||
| response = | ||
| AdmissionControlHelper.webhook_request_conn() | ||
| |> MUT.call(%{ | ||
| webhook_type: :validation, | ||
| webhook_handler: {CallTestHandler, [result: :deny]} | ||
| }) | ||
| |> Map.get(:resp_body) | ||
| |> Jason.decode!() | ||
|
|
||
| assert false == response["response"]["allowed"] | ||
| end | ||
| end | ||
| end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,68 @@ | ||
| defmodule Bonny.Test.AdmissionControlHelper do | ||
| use Plug.Test | ||
|
|
||
| def webhook_request_conn() do | ||
| body = """ | ||
| { | ||
| "apiVersion": "admission.k8s.io/v1", | ||
| "kind": "AdmissionReview", | ||
| "request": { | ||
| "uid": "705ab4f5-6393-11e8-b7cc-42010a800002", | ||
| "kind": { | ||
| "group": "example.com", | ||
| "version": "v1alpha1", | ||
| "kind": "SomeCRD" | ||
| }, | ||
| "resource": { | ||
| "group": "example.com", | ||
| "version": "v1alpha1", | ||
| "resource": "somecrds" | ||
| }, | ||
| "requestKind": { | ||
| "group": "example.com", | ||
| "version": "v1alpha1", | ||
| "kind": "SomeCRD" | ||
| }, | ||
| "requestResource": { | ||
| "group": "example.com", | ||
| "version": "v1alpha1", | ||
| "resource": "somecrds" | ||
| }, | ||
| "name": "my-deployment", | ||
| "namespace": "my-namespace", | ||
| "operation": "UPDATE", | ||
| "userInfo": { | ||
| "username": "admin", | ||
| "uid": "014fbff9a07c", | ||
| "groups": [ | ||
| "system:authenticated", | ||
| "my-admin-group" | ||
| ], | ||
| "extra": { | ||
| "some-key": [ | ||
| "some-value1", | ||
| "some-value2" | ||
| ] | ||
| } | ||
| }, | ||
| "object": { | ||
| "apiVersion": "autoscaling/v1", | ||
| "kind": "Scale" | ||
| }, | ||
| "oldObject": { | ||
| "apiVersion": "autoscaling/v1", | ||
| "kind": "Scale" | ||
| }, | ||
| "options": { | ||
| "apiVersion": "meta.k8s.io/v1", | ||
| "kind": "UpdateOptions" | ||
| }, | ||
| "dryRun": false | ||
| } | ||
| } | ||
| """ | ||
|
|
||
| conn("POST", "/webhook", body) | ||
| |> put_req_header("content-type", "application/json") | ||
| end | ||
| end |
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