tests: Add tests for check_account_email

1 files changed, 22 insertions, 0 deletions

diff --git a/tests/unit/includes/AccountTest.php b/tests/unit/includes/AccountTest.php
index d123a0c70..af5bcd3c1 100644
--- a/tests/unit/includes/AccountTest.php
+++ b/tests/unit/includes/AccountTest.php
@@ -9,4 +9,26 @@ class AccountTest extends Zotlabs\Tests\Unit\UnitTestCase {
 		$this->assertNotFalse($account);
 		$this->assertEquals($this->fixtures['account'][0]['account_email'], $account['account_email']);
 	}
+
+	/**
+	 * Test the `check_account_email` function.
+	 *
+	 * @dataProvider check_account_email_provider
+	 */
+	public function test_check_account_email(string $email, array $expected) {
+		$this->assertEquals($expected, check_account_email($email));
+	}
+
+	function check_account_email_provider() : array {
+		return [
+			// Empty and valid emails return the same result
+			['', ['error' => false, 'message' => '']],
+			['newuser@example.com', ['error' => false, 'message' => '']],
+
+			// Check emails not valid for various readons
+			['not_an_email', ['error' => true, 'message' => 'The provided email address is not valid']],
+			['baduser@example.com', ['error' => true, 'message' => 'The provided email domain is not among those allowed on this site']],
+			['hubzilla@example.com', ['error' => true, 'message' => 'The provided email address is already registered at this site']],
+		];
+	}
 }