lucicfg/generator_test.go

// Copyright 2018 The LUCI Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package lucicfg

import (
	"context"
	"testing"

	"go.starlark.net/starlark"

	"go.chromium.org/luci/starlark/interpreter"

	. "github.com/smartystreets/goconvey/convey"
)

func TestGenerate(t *testing.T) {
	t.Parallel()

	ctx := context.Background()

	exec := func(code string) (*State, error) {
		return Generate(ctx, Inputs{
			Code: interpreter.MemoryLoader(map[string]string{
				"main.star": code,
			}),
			Entry: "main.star",
		})
	}

	Convey("Works", t, func() {
		state, err := exec(`say_hi("Hello, world")`)
		So(err, ShouldBeNil)
		So(state.Greetings, ShouldResemble, []string{"Hello, world"})
	})

	Convey("Eval error", t, func() {
		_, err := exec(`say_hi(None)`)
		So(err, ShouldHaveSameTypeAs, &starlark.EvalError{})
	})
}