Mock the PHP mailer earlier and prevent sending mail on wp_install (#534

) * Mock the PHP mailer earlier and prevent sending mail on wp_install * CHANGELOG
alleyinteractive · Apr 19, 2024 · f46f833 · f46f833
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -5,6 +5,13 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## v1.0.7 - 2024-04-19
+
+### Fixed
+
+- Prevent sending mail during the install `wp_install()` call in unit tests by
+  mocking the `$phpmailer` global earlier.
+
 ## v1.0.6 - 2024-04-19
 
 ### Fixed

diff --git a/src/mantle/testing/concerns/trait-interacts-with-mail.php b/src/mantle/testing/concerns/trait-interacts-with-mail.php
@@ -10,7 +10,6 @@
 namespace Mantle\Testing\Concerns;
 
 use Mantle\Support\Collection;
-use Mantle\Testing\Doubles\MockPHPMailer;
 use Mantle\Testing\Mail\Mail_Message;
 use Mantle\Testing\Mail\Mock_Mailer;
 

diff --git a/src/mantle/testing/wordpress-bootstrap.php b/src/mantle/testing/wordpress-bootstrap.php
@@ -5,7 +5,6 @@
  * @package Mantle
  */
 
-use Mantle\Testing\Doubles\MockPHPMailer;
 use Mantle\Testing\Utils;
 use Mantle\Testing\WP_Die;
 
@@ -29,7 +28,6 @@
        $wp_rewrite,
        $shortcode_tags,
        $wp,
-       $phpmailer,
        $table_prefix,
        $wp_theme_directories,
        $PHP_SELF;
@@ -122,6 +120,9 @@
 $multisite = $multisite || ( defined( 'WP_TESTS_MULTISITE' ) && WP_TESTS_MULTISITE );
 $multisite = $multisite || ( defined( 'MULTISITE' ) && MULTISITE );
 
+// Replace the global phpmailer instance with a mock instance.
+reset_phpmailer_instance();
+
 // Include a WP_UnitTestCase class to allow for easier transition to the testing
 // framework.
 if ( ! Utils::env( 'DISABLE_WP_UNIT_TEST_CASE_SHIM', false ) ) {