| // 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 ( |
| "io/ioutil" |
| "os" |
| "path" |
| "path/filepath" |
| "runtime" |
| "testing" |
| |
| "github.com/stretchr/testify/assert" |
| ) |
| |
| func makeDirStructure(tgt string) (string, string, error) { |
| if tgt == "" { |
| tgt = "pkgpaths" |
| } |
| td, err := ioutil.TempDir("", tgt) |
| if err != nil { |
| return "", "", err |
| } |
| td2, err := ioutil.TempDir("", 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) |
| } |
| |
| func assertPath(t testing.TB, expected, actual string) bool { |
| fp, err := filepath.EvalSymlinks(expected) |
| if assert.NoError(t, err) { |
| return assert.Equal(t, fp, actual) |
| } |
| return true |
| } |
| |
| func TestFullGOPATH(t *testing.T) { |
| os.Unsetenv(GOPATHKey) |
| ngp := "/some/where:/other/place" |
| os.Setenv(GOPATHKey, ngp) |
| |
| ogp := os.Getenv(GOPATHKey) |
| defer os.Setenv(GOPATHKey, ogp) |
| |
| expected := ngp + ":" + runtime.GOROOT() |
| assert.Equal(t, expected, FullGoSearchPath()) |
| } |