tests: use literal value in auth guard assertion

Author: stancl

tests/TenantUserImpersonationTest.php

@@ -89,7 +89,8 @@
         ->assertSee('You are logged in as Joe');
 
     expect(UserImpersonation::isImpersonating())->toBeTrue();
-    expect(session('tenancy_impersonation_guard'))->toBe($token->auth_guard);
+    expect(session('tenancy_impersonation_guard'))->toBe('web');
+    expect($token->auth_guard)->toBe('web');
 
     // Leave impersonation
     UserImpersonation::stopImpersonating();
@@ -135,7 +136,8 @@
         ->assertSee('You are logged in as Joe');
 
     expect(UserImpersonation::isImpersonating())->toBeTrue();
-    expect(session('tenancy_impersonation_guard'))->toBe($token->auth_guard);
+    expect(session('tenancy_impersonation_guard'))->toBe('web');
+    expect($token->auth_guard)->toBe('web');
 
     // Leave impersonation
     UserImpersonation::stopImpersonating();