/*
 * Ceph Nano (C) 2019 Red Hat, Inc.
 *
 * 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.
 */

/*
 * Below main package has canonical imports for 'go get' and 'go build'
 * to work with all other clones of github.com/ceph/cn repository. For
 * more information refer https://golang.org/doc/go1.4#canonicalimports
 */

package cmd

import (
	"os"
	"path/filepath"
	"testing"

	"github.com/mitchellh/go-homedir"
	"github.com/stretchr/testify/assert"
)

func patchEnvVar(key, value string) func() {
	bck := os.Getenv(key)
	deferFunc := func() {
		os.Setenv(key, bck)
	}
	if value != "" {
		os.Setenv(key, value)
	} else {
		os.Unsetenv(key)
	}
	return deferFunc
}

func TestGetCephNanoPath(t *testing.T) {
	homedir.DisableCache = true
	defer func() { homedir.DisableCache = false }()
	defer patchEnvVar("HOME", "/custom/path/")()
	expected := filepath.Join("/", "custom", "path", ".cn")
	assert.Equal(t, expected, getCephNanoPath())
}

func TestMakeCephNanoPath(t *testing.T) {
	homedir.DisableCache = true
	defer func() { homedir.DisableCache = false }()
	defer patchEnvVar("HOME", "/custom/path/")()
	expected := filepath.Join("/", "custom", "path", ".cn", "test_last_update_check")
	assert.Equal(t, expected, makeCephNanoPath("test_last_update_check"))
}
