/*
Copyright 2021 The KubeVela 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 cue

import (
	"io/ioutil"
	"testing"

	"cuelang.org/go/cue"
	"github.com/stretchr/testify/assert"

	"github.com/oam-dev/kubevela/apis/types"
)

func TestGetParameter(t *testing.T) {
	data, _ := ioutil.ReadFile("testdata/workloads/metrics.cue")
	params, err := GetParameters(string(data))
	assert.NoError(t, err)
	assert.Equal(t, params, []types.Parameter{
		{Name: "format", Required: false, Default: "prometheus", Usage: "format of the metrics, " +
			"default as prometheus", Short: "f", Type: cue.StringKind},
		{Name: "enabled", Required: false, Default: true, Type: cue.BoolKind},
		{Name: "port", Required: false, Default: int64(8080), Type: cue.IntKind},
		{Name: "selector", Required: false, Usage: "the label selector for the pods, default is the workload labels", Type: cue.StructKind},
	})
	data, _ = ioutil.ReadFile("testdata/workloads/deployment.cue")
	params, err = GetParameters(string(data))
	assert.NoError(t, err)
	assert.Equal(t, []types.Parameter{
		{Name: "name", Required: true, Default: "", Type: cue.StringKind},
		{Name: "env", Required: false, Default: nil, Type: cue.ListKind},
		{Name: "image", Short: "i", Required: true, Usage: "Which image would you like to use for your service", Default: "", Type: cue.StringKind},
		{Name: "port", Short: "p", Required: false, Usage: "Which port do you want customer traffic sent to", Default: int64(8080),
			Type: cue.IntKind},
		{Name: "cpu", Short: "", Required: false, Usage: "", Default: "", Type: cue.StringKind}},
		params)

	data, _ = ioutil.ReadFile("testdata/workloads/test-param.cue")
	params, err = GetParameters(string(data))
	assert.NoError(t, err)
	assert.Equal(t, []types.Parameter{
		{Name: "name", Required: true, Default: "", Type: cue.StringKind},
		{Name: "env", Required: false, Default: nil, Type: cue.ListKind},
		{Name: "image", Short: "i", Required: true, Usage: "Which image would you like to use for your service", Default: "", Type: cue.StringKind},
		{Name: "port", Short: "p", Usage: "Which port do you want customer traffic sent to", Default: int64(8080), Type: cue.IntKind},
		{Name: "enable", Default: false, Type: cue.BoolKind},
		{Name: "fval", Default: 64.3, Type: cue.FloatKind},
		{Name: "nval", Default: float64(0), Required: true, Type: cue.NumberKind}}, params)
	data, _ = ioutil.ReadFile("testdata/workloads/empty.cue")
	params, err = GetParameters(string(data))
	assert.NoError(t, err)
	var exp []types.Parameter
	assert.Equal(t, exp, params)

	data, _ = ioutil.ReadFile("testdata/workloads/webservice.cue") // test cue parameter with "// +ignore" annotation
	params, err = GetParameters(string(data))                      // Only test for func RetrieveComments
	assert.NoError(t, err)
	var flag bool
	for _, para := range params {
		if para.Name == "addRevisionLabel" {
			flag = true
			assert.Equal(t, para.Usage, "If addRevisionLabel is true, the appRevision label will be added to the underlying pods")
			assert.Equal(t, para.Ignore, true)
		}
	}
	assert.Equal(t, flag, true)
}