Fix multiple controller unit test failures

tests/Unit/Http/Controllers/ControllerTestCase.php

@@ -0,0 +1,86 @@
+<?php
+
+namespace Tests\Unit\Http\Controllers;
+
+use Mockery as m;
+use Tests\TestCase;
+use Tests\Traits\Http\RequestMockHelpers;
+use Tests\Assertions\ControllerAssertionsTrait;
+
+abstract class ControllerTestCase extends TestCase
+{
+    use ControllerAssertionsTrait, RequestMockHelpers;
+
+    /**
+     * @var \Pterodactyl\Http\Controllers\Controller|\Mockery\Mock
+     */
+    private $controller;
+
+    /**
+     * Setup tests.
+     */
+    public function setUp()
+    {
+        parent::setUp();
+
+        $this->buildRequestMock();
+    }
+
+    /**
+     * Set an instance of the controller.
+     *
+     * @param \Pterodactyl\Http\Controllers\Controller|\Mockery\Mock $controller
+     */
+    public function setControllerInstance($controller)
+    {
+        $this->controller = $controller;
+    }
+
+    /**
+     * Return an instance of the controller.
+     *
+     * @return \Mockery\Mock|\Pterodactyl\Http\Controllers\Controller
+     */
+    public function getControllerInstance()
+    {
+        return $this->controller;
+    }
+
+    /**
+     * Helper function to mock injectJavascript requests.
+     *
+     * @param array|null $args
+     * @param bool       $subset
+     */
+    protected function mockInjectJavascript(array $args = null, bool $subset = false)
+    {
+        $controller = $this->getControllerInstance();
+
+        $controller->shouldReceive('setRequest')->with($this->request)->once()->andReturnSelf();
+        if (is_null($args)) {
+            $controller->shouldReceive('injectJavascript')->withAnyArgs()->once()->andReturnNull();
+        } else {
+            $with = $subset ? m::subset($args) : $args;
+
+            $controller->shouldReceive('injectJavascript')->with($with)->once()->andReturnNull();
+        }
+    }
+
+    /**
+     * Build and return a mocked controller instance to use for testing.
+     *
+     * @param string $class
+     * @param array  $args
+     * @return \Mockery\Mock|\Pterodactyl\Http\Controllers\Controller
+     */
+    protected function buildMockedController(string $class, array $args = [])
+    {
+        $controller = m::mock($class, $args)->makePartial();
+
+        if (is_null($this->getControllerInstance())) {
+            $this->setControllerInstance($controller);
+        }
+
+        return $this->getControllerInstance();
+    }
+}