terraform/internal/command/testdata/plan/main.tf

resource "test_instance" "foo" {
  ami = "bar"

  # This is here because at some point it caused a test failure
  network_interface {
    device_index = 0
    description  = "Main network interface"
  }
}

data "test_data_source" "a" {
  id = "zzzzz"
}