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// Copyright 2015 go-swagger maintainers
//
// 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 swag
import (
"os"
"path"
"path/filepath"
"runtime"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func makeDirStructure(tgt string) (string, string, error) {
if tgt == "" {
tgt = "pkgpaths"
}
td, err := os.MkdirTemp("", tgt)
if err != nil {
return "", "", err
}
td2, err := os.MkdirTemp("", tgt+"-2")
if err != nil {
return "", "", err
}
realPath := filepath.Join(td, "src", "foo", "bar")
if err := os.MkdirAll(realPath, os.ModePerm); err != nil {
return "", "", err
}
linkPathBase := filepath.Join(td, "src", "baz")
if err := os.MkdirAll(linkPathBase, os.ModePerm); err != nil {
return "", "", err
}
linkPath := filepath.Join(linkPathBase, "das")
if err := os.Symlink(realPath, linkPath); err != nil {
return "", "", err
}
realPath = filepath.Join(td2, "src", "fuu", "bir")
if err := os.MkdirAll(realPath, os.ModePerm); err != nil {
return "", "", err
}
linkPathBase = filepath.Join(td2, "src", "biz")
if err := os.MkdirAll(linkPathBase, os.ModePerm); err != nil {
return "", "", err
}
linkPath = filepath.Join(linkPathBase, "dis")
if err := os.Symlink(realPath, linkPath); err != nil {
return "", "", err
}
return td, td2, nil
}
func TestFindPackage(t *testing.T) {
pth, pth2, err := makeDirStructure("")
if err != nil {
t.Fatal(err)
}
defer func() {
os.RemoveAll(pth)
os.RemoveAll(pth2)
}()
searchPath := pth + string(filepath.ListSeparator) + pth2
// finds package when real name mentioned
pkg := FindInSearchPath(searchPath, "foo/bar")
assert.NotEmpty(t, pkg)
assertPath(t, path.Join(pth, "src", "foo", "bar"), pkg)
// finds package when real name is mentioned in secondary
pkg = FindInSearchPath(searchPath, "fuu/bir")
assert.NotEmpty(t, pkg)
assertPath(t, path.Join(pth2, "src", "fuu", "bir"), pkg)
// finds package when symlinked
pkg = FindInSearchPath(searchPath, "baz/das")
assert.NotEmpty(t, pkg)
assertPath(t, path.Join(pth, "src", "foo", "bar"), pkg)
// finds package when symlinked in secondary
pkg = FindInSearchPath(searchPath, "biz/dis")
assert.NotEmpty(t, pkg)
assertPath(t, path.Join(pth2, "src", "fuu", "bir"), pkg)
// return empty string when nothing is found
pkg = FindInSearchPath(searchPath, "not/there")
assert.Empty(t, pkg)
}
//nolint:unparam
func assertPath(t testing.TB, expected, actual string) bool {
fp, err := filepath.EvalSymlinks(expected)
require.NoError(t, err)
return assert.Equal(t, fp, actual)
}
func TestFullGOPATH(t *testing.T) {
os.Unsetenv(GOPATHKey)
ngp := "/some/where:/other/place"
t.Setenv(GOPATHKey, ngp)
expected := ngp + ":" + runtime.GOROOT()
assert.Equal(t, expected, FullGoSearchPath())
}