Added Unit Test

phpunit.xml.dist

@@ -36,7 +36,7 @@
         <env name="CACHE_DRIVER" value="array"/>
         <env name="DB_CONNECTION" value="sqlite"/>
         <env name="DB_DATABASE" value=":memory:"/>
-        <env name="MAIL_MAILER" value="array"/>
+        <env name="MAIL_MAILER" value="log"/>
         <env name="QUEUE_CONNECTION" value="sync"/>
         <env name="SESSION_DRIVER" value="array"/>
         <env name="TELESCOPE_ENABLED" value="false"/>

src/Listeners/StoreMessageSending.php

@@ -4,6 +4,7 @@
 
 use CleaniqueCoders\MailHistory\Exceptions\MailHistoryException;
 use Illuminate\Mail\Events\MessageSending;
+use Illuminate\Support\Str;
 
 class StoreMessageSending
 {
@@ -23,6 +24,7 @@ public function handle(MessageSending $event): void
         MailHistoryException::throwIfHashContractMissing();
 
         config('mailhistory.model')::create([
+            'uuid' => Str::uuid(),
             'hash' => config('mailhistory.model')::generateHashValue(
                 $event->message->getHeaders()->toArray()
             ),

src/MailHistoryServiceProvider.php

@@ -23,6 +23,10 @@ public function configurePackage(Package $package): void
 
     public function packageRegistered()
     {
+        if (! config('mailhistory.enabled')) {
+            return;
+        }
+
         foreach (config('mailhistory.events') as $event => $listeners) {
             foreach (array_unique($listeners, SORT_REGULAR) as $listener) {
                 Event::listen($event, $listener);

tests/Mail/WelcomeMail.php

@@ -35,7 +35,7 @@ public function envelope(): Envelope
      */
     public function content(): Content
     {
-        return new Content();
+        return new Content(markdown: 'mail.welcome-mail');
     }
 
     /**

tests/MailHistoryTest.php

@@ -1,28 +1,66 @@
 <?php
 
-use CleaniqueCoders\MailHistory\Tests\Mail\WelcomeMail;
+use CleaniqueCoders\MailHistory\Contracts\HashContract;
+use CleaniqueCoders\MailHistory\Exceptions\MailHistoryException;
+use Illuminate\Mail\Events\MessageSending;
+use Illuminate\Mail\Events\MessageSent;
 use Illuminate\Support\Facades\Artisan;
-use Illuminate\Support\Facades\Mail;
+use Illuminate\Support\Facades\Event;
 
 beforeEach(function () {
+    config()->set('view.paths', [
+        dirname(__FILE__).'/resources/views',
+    ]);
+
     Artisan::call('vendor:publish', [
         '--tag' => 'mailhistory-migrations',
         '--force' => true,
     ]);
     Artisan::call('migrate:fresh');
 });
 
-it('can store sent email in database', function ($email) {
-    Mail::fake();
-    // assert email sending / sent
+it('has HashContract', function () {
+    $this->assertTrue(
+        file_exists(dirname(__FILE__).'/../src/Contracts/HashContract.php')
+    );
+
+    $this->assertTrue(
+        in_array(HashContract::class, class_implements(config('mailhistory.model')))
+    );
+
+    $this->assertTrue(
+        class_exists(MailHistoryException::class)
+    );
+
+    $this->assertTrue(
+        method_exists(
+            MailHistoryException::class,
+            'throwIfHashContractMissing'
+        )
+    );
+});
+
+it('has MessageSending and MessageSent event listened to if the package is enabled', function () {
+    $this->assertTrue(
+        Event::hasListeners(MessageSending::class),
+    );
+
+    $this->assertTrue(
+        Event::hasListeners(MessageSent::class),
+    );
+});
+
+it('does not has the MessageSending and MessageSent event listened to if the package is disabled', function () {
 
-    Mail::to($email)
-        ->send(new WelcomeMail);
+    config([
+        'mailhistory.enabled' => false,
+    ]);
 
-    Mail::assertSent(WelcomeMail::class);
+    $this->assertTrue(
+        Event::hasListeners(MessageSending::class),
+    );
 
-    // $this->assertDatabaseCount('mail_histories', 2);
-})->with([
-    '[email protected]',
-    '[email protected]',
-]);
+    $this->assertTrue(
+        Event::hasListeners(MessageSent::class),
+    );
+});

tests/resources/views/mail/welcome-mail.blade.php

@@ -0,0 +1,10 @@
+<x-mail::message>
+Hi, welcome to {{ config('app.name') }}!
+
+<x-mail::button url="{{ url('/') }}">
+{{ config('app.name') }}
+</x-mail::button>
+
+Thanks,<br>
+{{ config('app.name') }}
+</x-mail::message>