"""Test changing backends between local and S3."""
from integration_tests.test_terraform.test_terraform import Terraform


class LocalToS3Backend(Terraform):
    """Test changing between local and S3 backends."""

    TEST_NAME = __name__

    def deploy_backend(self, backend):
        """Deploy provider."""
        self.copy_template("{}-backend.tf".format(backend))
        if backend == "s3":
            self.copy_runway("s3")
        else:
            self.copy_runway("nos3")
        code, _stdout, _stderr = self.runway_cmd("deploy")
        return code

    def run(self):
        """Run tests."""
        self.clean()
        self.set_tf_version(11)

        # deploy tf state bucket
        self.copy_runway("state")
        code, _stdout, _stderr = self.runway_cmd("deploy")
        assert code == 0, "exit code should be zero"

        assert self.deploy_backend("local") == 0, "{}: Local backend failed".format(
            __name__
        )
        assert self.deploy_backend("s3") == 0, "{}: S3 backend failed".format(__name__)

    def teardown(self):
        """Teardown any created resources."""
        self.logger.info("Tearing down: %s", self.TEST_NAME)
        code, _stdout, _stderr = self.runway_cmd("destroy")
        assert code == 0, "exit code should be zero"

        # destroy tf state bucket
        self.copy_runway("state")
        code, _stdout, _stderr = self.runway_cmd("destroy")
        assert code == 0, "exit code should be zero"

        self.clean()
