The following is a summary of changes in this pull request made by me, your security buddy 🤖. Note that this summary is auto-generated and not meant to be a definitive list of security issues but rather a helpful summary from a security perspective.

Summary:

The code changes in this pull request cover a wide range of test cases for various components of the Capten application. The changes aim to improve the overall test coverage and robustness of the application, which is a positive step from an application security perspective.

The changes focus on testing input validation, error handling, and the secure management of sensitive information, such as Kubernetes configurations, cloud provider credentials, and Terraform state files. By ensuring that the application can handle various edge cases and invalid inputs gracefully, the changes help to reduce the risk of potential security vulnerabilities.

Additionally, the code changes demonstrate a commitment to comprehensive testing, which is a crucial aspect of secure software development. The addition of test cases that cover both successful and error scenarios helps to identify and address potential issues early in the development process.

Files Changed:

1. cmd/main_test.go: The changes introduce a new unit test for the main() function, ensuring that the core functionality of the application can be executed without any obvious security concerns.

2. pkg/agent/cluster_app_actions_test.go: The changes focus on testing the functionality of managing and deploying applications in a Kubernetes cluster, including handling various configurations and error scenarios.

3. pkg/agent/agent_test.go: The changes introduce support for secure connections between the agent and the server, including the handling of TLS credentials.

4. pkg/agent/cluster_resource_actions_test.go: The changes test the functionality of managing cluster resources, including the handling of cloud-specific credentials and input validation.

5. pkg/agent/plugin_actions_test.go: The changes test the functionality of managing cluster plugins, including the deployment and undeployment of plugins.

6. pkg/agent/plugin_store_actions_test.go: The changes test the functionality of interacting with the plugin store, including the configuration and synchronization of the store.

7. pkg/app/app_config_test.go: The changes focus on improving the test coverage for handling invalid or missing application configuration files.

8. pkg/agent/plugin_configure_actions_test.go: The changes test the functionality of configuring various plugins, such as Crossplane and Tekton.

9. pkg/agent/store_cred_test.go: The changes test the functionality of storing and managing credentials, including Cosign keys and Terraform state configurations.

10. pkg/agent/sync_apps_test.go: The changes test the functionality of synchronizing installed application configurations on the agent.

Overall, the code changes in this pull request demonstrate a strong focus on improving the security and reliability of the Capten application through comprehensive testing and input validation. As an application security engineer, I would recommend approving this pull request, as it contributes to the overall security posture of the application.