added test

Signed-off-by: Richard Jones <richard@dagger.io>

tests/plan.bats

@@ -0,0 +1,11 @@
+setup() {
+    load 'helpers'
+
+    common_setup
+}
+
+@test "plan: hello" {
+  run dagger --no-cache --europa up ./plan/hello-europa
+  assert_success
+  assert_output --partial 'Hello Europa!'
+}

tests/plan/hello-europa/main.cue

@@ -0,0 +1,14 @@
+package main
+
+import (
+  "alpha.dagger.io/dagger/engine"
+  "alpha.dagger.io/os"
+)
+
+engine.#Plan & {
+ actions: {
+   sayHello: os.#Container & {
+     command: "echo Hello Europa!"
+   }
+ } 
+}