diff --git a/app/Models/Gateway.php b/app/Models/Gateway.php
index 725352c06ab1..595078dbbcf0 100644
--- a/app/Models/Gateway.php
+++ b/app/Models/Gateway.php
@@ -56,7 +56,6 @@ class Gateway extends StaticModel
         return $this->getMethods();
     }
 
-
     /**
      * Test if gateway is custom.
      * @return bool TRUE|FALSE
diff --git a/phpunit.xml b/phpunit.xml
index 30a152af0175..e1b0575994e1 100644
--- a/phpunit.xml
+++ b/phpunit.xml
@@ -1,37 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" backupGlobals="false" backupStaticAttributes="false" bootstrap="vendor/autoload.php" colors="true" convertErrorsToExceptions="true" convertNoticesToExceptions="true" convertWarningsToExceptions="true" processIsolation="true" stopOnFailure="true" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd">
-  <coverage processUncoveredFiles="true">
-    <include>
-      <directory suffix=".php">./app</directory>
-    </include>
-    <exclude>
-      <directory suffix=".php">./vendor</directory>
-      <directory suffix=".php">./app/Providers</directory>
-      <directory suffix=".php">./app/Http</directory>
-      <directory suffix=".php">./app/Models</directory>
-      <directory suffix=".php">./app/Transformers</directory>
-      <directory suffix=".php">./app/Events</directory>
-      <directory suffix=".php">./app/Observers</directory>
-      <directory suffix=".php">./app/Policies</directory>
-      <directory suffix=".php">./app/Jobs</directory>
-      <directory suffix=".php">./app/Factory</directory>
-      <directory suffix=".php">./app/Helpers</directory>
-      <directory suffix=".php">./app/Libraries</directory>
-      <directory suffix=".php">./app/Listeners</directory>
-      <directory suffix=".php">./app/Mail</directory>
-      <directory suffix=".php">./app/Notifications</directory>
-      <directory suffix=".php">./app/Providers</directory>
-      <directory suffix=".php">./app/Repositories</directory>
-      <directory suffix=".php">./app/Filters</directory>
-      <file>./app/Console/Kernel.php</file>
-      <file>./app/Constants.php</file>
-      <file>./app/Libraries/OFX.php</file>
-      <file>./app/Exceptions/Handler.php</file>
-    </exclude>
-    <report>
-      <clover outputFile="coverage.xml"/>
-    </report>
-  </coverage>
+
   <testsuites>
     <testsuite name="Unit">
       <directory suffix="Test.php">./tests/Unit</directory>
@@ -53,6 +22,8 @@
     <env name="SESSION_DRIVER" value="array"/>
     <env name="QUEUE_CONNECTION" value="sync"/>
     <env name="MAIL_MAILER" value="array"/>
+    <env name="DB_CONNECTION" value="sqlite"/>
+    <env name="DB_DATABASE" value=":memory:"/>
   </php>
   <logging/>
 </phpunit>
diff --git a/tests/Browser/Client/PaymentMethods.php b/tests/Browser/Client/PaymentMethods.php
deleted file mode 100644
index 6fd8e6968e4e..000000000000
--- a/tests/Browser/Client/PaymentMethods.php
+++ /dev/null
@@ -1,32 +0,0 @@
-<?php
-
-namespace Tests\Browser\Client;
-
-use Illuminate\Foundation\Testing\DatabaseMigrations;
-use Laravel\Dusk\Browser;
-use Tests\DuskTestCase;
-
-class PaymentMethods extends DuskTestCase
-{
-    public function testAddPaymentMethodPage(): void
-    {
-        $this->browse(function (Browser $browser) {
-            $browser->visit('/client/login')
-                ->type('email', 'user@example.com')
-                ->type('password', config('ninja.testvars.password'))
-                ->press('Login')
-                ->assertPathIs('/client/dashboard');
-
-            $browser->visit(route('client.payment_methods.index'))
-                ->waitFor('.dataTable')
-                ->waitFor('.dataTables_empty')
-                ->assertSee('No records found');
-
-            // TODO: Testing Stripe <iframe>
-
-            $browser->visit(route('client.payment_methods.create'))
-                ->assertSee('Add Payment Method')
-                ->assertSee('Save');
-        });
-    }
-}
diff --git a/tests/Browser/ClientPortalTest.php b/tests/Browser/ClientPortalTest.php
deleted file mode 100644
index f06bf69237ef..000000000000
--- a/tests/Browser/ClientPortalTest.php
+++ /dev/null
@@ -1,229 +0,0 @@
-<?php
-
-namespace Tests\Browser;
-
-use App\Models\ClientContact;
-use App\Models\Credit;
-use App\Models\Invoice;
-use App\Models\Payment;
-use App\Models\RecurringInvoice;
-use App\Utils\Traits\MakesHash;
-use Illuminate\Foundation\Testing\WithFaker;
-use Tests\DuskTestCase;
-
-class ClientPortalTest extends DuskTestCase
-{
-    use WithFaker;
-    use MakesHash;
-
-    public $contact;
-
-    public function tearDown(): void
-    {
-        parent::tearDown();
-
-        $this->browse(function ($browser) {
-            $browser->driver->manage()->deleteAllCookies();
-        });
-    }
-
-    public function testLoginPageDisplayed()
-    {
-        $this->browse(function ($browser) {
-            $browser->visit('/client/login')
-                ->assertPathIs('/client/login');
-        });
-    }
-
-    public function testLoginAValidUser()
-    {
-        $this->browse(function ($browser) {
-            $browser->visit('/client/login')
-                ->type('email', 'user@example.com')
-                ->type('password', config('ninja.testvars.password'))
-                ->press('Login')
-                ->assertPathIs('/client/dashboard')
-                ->visit('client/logout')
-                ->assertPathIs('/client/login');
-        });
-    }
-
-    public function testDashboardElements(): void
-    {
-        $this->browse(function ($browser) {
-            $browser->visit('/client/login')
-                ->type('email', 'user@example.com')
-                ->type('password', config('ninja.testvars.password'))
-                ->press('Login')
-                ->assertPathIs('/client/dashboard');
-
-            $browser->visit('/client/dashboard')
-                ->assertSee(ctrans('texts.quick_overview_statistics'))
-                ->visit('client/logout')
-                ->assertPathIs('/client/login');
-        });
-    }
-
-    /**
-     * Test list of invoices.
-     *
-     * @return void
-     */
-    public function testInvoicesElements(): void
-    {
-        $this->browse(function ($browser) {
-            $browser->visit('/client/login')
-                ->type('email', 'user@example.com')
-                ->type('password', config('ninja.testvars.password'))
-                ->press('Login')
-                ->assertPathIs('/client/dashboard');
-
-            $invoice = Invoice::first();
-
-            $browser->visit('/client/invoices')
-                ->assertSee(ctrans('texts.pay_now'))
-                ->assertSee($invoice->number)
-                ->clickLink(ctrans('texts.view'))
-                ->assertPathIs(route('client.invoice.show', $invoice->hashed_id, false))
-                ->assertSee(ctrans('texts.pay_now'));
-
-            $browser->visit('/client/invoices')
-                ->check('#paid')
-                ->assertSee(ctrans('texts.paid'))
-                ->visit('client/logout')
-                ->assertPathIs('/client/login');
-        });
-    }
-
-    public function testRecurringInvoicesElements(): void
-    {
-        $this->browse(function ($browser) {
-            $browser->visit('/client/login')
-                ->type('email', 'user@example.com')
-                ->type('password', config('ninja.testvars.password'))
-                ->press('Login')
-                ->assertPathIs('/client/dashboard');
-
-            $invoice = RecurringInvoice::first();
-
-            $browser->visit('/client/recurring_invoices')
-                ->assertSee(ctrans('texts.recurring_invoices'))
-                ->clickLink(ctrans('texts.view'))
-                ->assertPathIs(route('client.recurring_invoices.show', $invoice->hashed_id, false))
-                ->visit('/client/logout')
-                ->assertPathIs('/client/login');
-        });
-    }
-
-    /**
-     * List of payments.
-     *
-     * @return void
-     */
-    public function testPaymentsElements(): void
-    {
-        $this->browse(function ($browser) {
-            $browser->visit('/client/login')
-                ->type('email', 'user@example.com')
-                ->type('password', config('ninja.testvars.password'))
-                ->press('Login')
-                ->assertPathIs('/client/dashboard');
-
-            $payment = Payment::first();
-
-            $browser->visit('/client/payments')
-                ->clickLink(ctrans('texts.view'))
-                ->assertPathIs(route('client.payments.show', $payment->hashed_id, false))
-                ->visit('/client/logout')
-                ->assertPathIs('/client/login');
-        });
-    }
-
-    /**
-     * List of payment methods.
-     *
-     * @return void
-     */
-    public function testPaymentMethodsElements(): void
-    {
-        $this->browse(function ($browser) {
-            $browser->visit('/client/login')
-                ->type('email', 'user@example.com')
-                ->type('password', config('ninja.testvars.password'))
-                ->press('Login')
-                ->assertPathIs('/client/dashboard');
-
-            $browser->visit('/client/payment_methods')
-                ->assertSee('No results found.')
-                ->visit('client/logout')
-                ->assertPathIs('/client/login');
-        });
-    }
-
-    public function testQuotesElements(): void
-    {
-        $this->browse(function ($browser) {
-            $browser->visit('/client/login')
-                ->type('email', 'user@example.com')
-                ->type('password', config('ninja.testvars.password'))
-                ->press('Login')
-                ->assertPathIs('/client/dashboard');
-
-            $credit = Credit::first();
-
-            $browser->visit('/client/quotes')
-                ->clickLink(ctrans('texts.view'))
-                ->assertPathIs(route('client.credits.show', $credit->hashed_id, false))
-                ->visit('client/logout')
-                ->assertPathIs('/client/login');
-        });
-    }
-
-    public function testCreditsElements(): void
-    {
-        $this->browse(function ($browser) {
-            $browser->visit('/client/login')
-                ->type('email', 'user@example.com')
-                ->type('password', config('ninja.testvars.password'))
-                ->press('Login')
-                ->assertPathIs('/client/dashboard');
-
-            $browser->visit('/client/credits')
-                ->assertSee('No results found.')
-                ->visit('client/logout')
-                ->assertPathIs('/client/login');
-        });
-    }
-
-    public function testProfilePageContactUpdate(): void
-    {
-        $faker = \Faker\Factory::create();
-
-        $this->browse(function ($browser) use ($faker) {
-            $browser->visit('/client/login')
-                ->type('email', 'user@example.com')
-                ->type('password', config('ninja.testvars.password'))
-                ->press('Login')
-                ->assertPathIs('/client/dashboard');
-
-            $client_contact = ClientContact::where('email', 'user@example.com')->first();
-
-            $browser->maximize();
-
-            $browser->visit(sprintf('/client/profile/%s/edit', $client_contact->client->user->hashed_id))
-                ->assertSee(ctrans('texts.profile'));
-
-            $first_name = $browser->value('#first_name');
-
-            $browser->value('#first_name', $faker->firstName);
-
-            $browser->assertSee(ctrans('texts.save'))
-                ->press(ctrans('texts.save'));
-
-            $this->assertNotEquals($first_name, $browser->value('#first_name'));
-
-            $browser->visit('client/logout')
-                ->assertPathIs('/client/login');
-        });
-    }
-}
diff --git a/tests/Browser/Pages/HomePage.php b/tests/Browser/Pages/HomePage.php
deleted file mode 100644
index 4f5a87f4cb3e..000000000000
--- a/tests/Browser/Pages/HomePage.php
+++ /dev/null
@@ -1,41 +0,0 @@
-<?php
-
-namespace Tests\Browser\Pages;
-
-use Laravel\Dusk\Browser;
-
-class HomePage extends Page
-{
-    /**
-     * Get the URL for the page.
-     *
-     * @return string
-     */
-    public function url()
-    {
-        return '/';
-    }
-
-    /**
-     * Assert that the browser is on the page.
-     *
-     * @param  Browser  $browser
-     * @return void
-     */
-    public function assert(Browser $browser)
-    {
-        //
-    }
-
-    /**
-     * Get the element shortcuts for the page.
-     *
-     * @return array
-     */
-    public function elements()
-    {
-        return [
-            '@element' => '#selector',
-        ];
-    }
-}
diff --git a/tests/Browser/Pages/Page.php b/tests/Browser/Pages/Page.php
deleted file mode 100644
index f8d76222c01b..000000000000
--- a/tests/Browser/Pages/Page.php
+++ /dev/null
@@ -1,20 +0,0 @@
-<?php
-
-namespace Tests\Browser\Pages;
-
-use Laravel\Dusk\Page as BasePage;
-
-abstract class Page extends BasePage
-{
-    /**
-     * Get the global element shortcuts for the site.
-     *
-     * @return array
-     */
-    public static function siteElements()
-    {
-        return [
-            '@element' => '#selector',
-        ];
-    }
-}
diff --git a/tests/Browser/console/.gitignore b/tests/Browser/console/.gitignore
deleted file mode 100644
index d6b7ef32c847..000000000000
--- a/tests/Browser/console/.gitignore
+++ /dev/null
@@ -1,2 +0,0 @@
-*
-!.gitignore
diff --git a/tests/Browser/screenshots/.gitignore b/tests/Browser/screenshots/.gitignore
deleted file mode 100644
index d6b7ef32c847..000000000000
--- a/tests/Browser/screenshots/.gitignore
+++ /dev/null
@@ -1,2 +0,0 @@
-*
-!.gitignore
diff --git a/tests/DuskTestCase.php b/tests/DuskTestCase.php
deleted file mode 100644
index 9deab17d51a3..000000000000
--- a/tests/DuskTestCase.php
+++ /dev/null
@@ -1,44 +0,0 @@
-<?php
-
-namespace Tests;
-
-use Facebook\WebDriver\Chrome\ChromeOptions;
-use Facebook\WebDriver\Remote\DesiredCapabilities;
-use Facebook\WebDriver\Remote\RemoteWebDriver;
-use Laravel\Dusk\TestCase as BaseTestCase;
-
-abstract class DuskTestCase extends BaseTestCase
-{
-    use CreatesApplication;
-
-    /**
-     * Prepare for Dusk test execution.
-     *
-     * @beforeClass
-     * @return void
-     */
-    public static function prepare()
-    {
-        static::startChromeDriver();
-    }
-
-    /**
-     * Create the RemoteWebDriver instance.
-     *
-     * @return \Facebook\WebDriver\Remote\RemoteWebDriver
-     */
-    protected function driver()
-    {
-        $options = (new ChromeOptions)->addArguments([
-            '--disable-gpu',
-        ]);
-
-        return RemoteWebDriver::create(
-            'http://localhost:9515',
-            DesiredCapabilities::chrome()->setCapability(
-                ChromeOptions::CAPABILITY,
-                $options
-            )
-        );
-    }
-}