diff --git a/app/helpers.php b/app/helpers.php
index b315364..da7cd5d 100644
--- a/app/helpers.php
+++ b/app/helpers.php
@@ -2,37 +2,41 @@
 
 declare(strict_types=1);
 
-function ensureNumeric(int|float|string $value): int|float
-{
-    if (is_int($value) || is_float($value)) {
-        return $value;
+if (! function_exists('ensureNumeric')) {
+    function ensureNumeric(int|float|string $value): int|float
+    {
+        if (is_int($value) || is_float($value)) {
+            return $value;
+        }
+
+        if (! is_numeric($value)) {
+            throw new InvalidArgumentException('Value must be a numeric type.');
+        }
+
+        if (filter_var($value, \FILTER_VALIDATE_FLOAT) !== false) {
+            return floatval($value);
+        }
+
+        return intval($value);
     }
-
-    if (! is_numeric($value)) {
-        throw new InvalidArgumentException('Value must be a numeric type.');
-    }
-
-    if (filter_var($value, \FILTER_VALIDATE_FLOAT) !== false) {
-        return floatval($value);
-    }
-
-    return intval($value);
 }
 
-function percent(int|float|string $value, int|float|string $max, int $precision = 2, bool $formatted = false): float|string|null
-{
-    $value = ensureNumeric($value);
-    $max = ensureNumeric($max);
+if (! function_exists('percent')) {
+    function percent(int|float|string $value, int|float|string $max, int $precision = 2, bool $formatted = false): float|string|null
+    {
+        $value = ensureNumeric($value);
+        $max = ensureNumeric($max);
 
-    if ($max == 0) {
-        return null;
-    }
+        if ($max == 0) {
+            return null;
+        }
 
-    $percent = (float) number_format(min(100, max(0, $value / $max * 100)), $precision);
+        $percent = (float) number_format(min(100, max(0, $value / $max * 100)), $precision);
 
-    if ($formatted) {
-        $percent = sprintf('%s%%', $percent);
-    }
+        if ($formatted) {
+            $percent = sprintf('%s%%', $percent);
+        }
 
-    return $percent;
+        return $percent;
+    }
 }
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index f606cb6..651912e 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -30,8 +30,6 @@
         <env name="APP_MAINTENANCE_DRIVER" value="file"/>
         <env name="BCRYPT_ROUNDS" value="4"/>
         <env name="CACHE_STORE" value="array"/>
-        <env name="DB_CONNECTION" value="sqlite"/>
-        <env name="DB_DATABASE" value=":memory:"/>
         <env name="MAIL_MAILER" value="array"/>
         <env name="PULSE_ENABLED" value="false"/>
         <env name="QUEUE_CONNECTION" value="sync"/>
diff --git a/tests/Feature/ExampleTest.php b/tests/Feature/ExampleTest.php
deleted file mode 100644
index d26e6c9..0000000
--- a/tests/Feature/ExampleTest.php
+++ /dev/null
@@ -1,21 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Tests\Feature;
-
-// use Illuminate\Foundation\Testing\RefreshDatabase;
-use Tests\TestCase;
-
-class ExampleTest extends TestCase
-{
-    /**
-     * A basic test example.
-     */
-    public function test_the_application_returns_a_successful_response(): void
-    {
-        $response = $this->get('/');
-
-        $response->assertStatus(200);
-    }
-}
diff --git a/tests/Feature/Livewire/Pages/ElectionTurnoutsTest.php b/tests/Feature/Livewire/Pages/ElectionTurnoutsTest.php
index 41677da..f682062 100644
--- a/tests/Feature/Livewire/Pages/ElectionTurnoutsTest.php
+++ b/tests/Feature/Livewire/Pages/ElectionTurnoutsTest.php
@@ -16,9 +16,12 @@ class ElectionTurnoutsTest extends TestCase
     public function renders_successfully()
     {
         $election = Election::factory()
+            ->withLocalTurnout()
             ->create();
 
-        Livewire::test(ElectionTurnouts::class)
+        Livewire::test(ElectionTurnouts::class, [
+            'election' => $election,
+        ])
             ->assertOk();
     }
 }