Spring Security IntelliJ built-in Gradle runner cannot run tests

When attempting to run tests on the 5.7.x branch using the built-in Gradle runner, the tests fail to compile and reporting missing classes in Saml2LoginConfigurerTests.

However, when configuring to run tests using the external Gradle tool, all tests compile and Saml2LoginConfigurerTests runs successfully.

Here is the failing configuration:

Here is the passing configuration: