mirror of
https://github.com/golang/go
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07bb9fb2f9
Both packagestest and the gopls regtests need to write module data to the filesystem in proxy structure. Since this seems like a common and self-contained concerned, factor this out into a shared package. Change-Id: I5275dbc0cd7b13290061e8bb559d6dd287fbb275 Reviewed-on: https://go-review.googlesource.com/c/tools/+/227841 Run-TryBot: Robert Findley <rfindley@google.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Rebecca Stambler <rstambler@golang.org>
113 lines
2.9 KiB
Go
113 lines
2.9 KiB
Go
// Copyright 2020 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package proxydir
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import (
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"archive/zip"
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"fmt"
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"io/ioutil"
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"os"
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"path/filepath"
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"strings"
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"testing"
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)
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func TestWriteModuleVersion(t *testing.T) {
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tests := []struct {
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modulePath, version string
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files map[string][]byte
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}{
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{
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modulePath: "mod.test/module",
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version: "v1.2.3",
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files: map[string][]byte{
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"go.mod": []byte("module mod.com\n\ngo 1.12"),
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"const.go": []byte("package module\n\nconst Answer = 42"),
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},
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},
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{
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modulePath: "mod.test/module",
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version: "v1.2.4",
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files: map[string][]byte{
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"go.mod": []byte("module mod.com\n\ngo 1.12"),
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"const.go": []byte("package module\n\nconst Answer = 43"),
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},
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},
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{
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modulePath: "mod.test/nogomod",
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version: "v0.9.0",
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files: map[string][]byte{
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"const.go": []byte("package module\n\nconst Other = \"Other\""),
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},
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},
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}
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dir, err := ioutil.TempDir("", "proxydirtest-")
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if err != nil {
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t.Fatal(err)
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}
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defer os.RemoveAll(dir)
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for _, test := range tests {
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// Since we later assert on the contents of /list, don't use subtests.
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if err := WriteModuleVersion(dir, test.modulePath, test.version, test.files); err != nil {
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t.Fatal(err)
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}
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rootDir := filepath.Join(dir, filepath.FromSlash(test.modulePath), "@v")
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gomod, err := ioutil.ReadFile(filepath.Join(rootDir, test.version+".mod"))
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if err != nil {
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t.Fatal(err)
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}
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wantMod, ok := test.files["go.mod"]
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if !ok {
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wantMod = []byte("module " + test.modulePath)
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}
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if got, want := string(gomod), string(wantMod); got != want {
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t.Errorf("reading %s/@v/%s.mod: got %q, want %q", test.modulePath, test.version, got, want)
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}
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zr, err := zip.OpenReader(filepath.Join(rootDir, test.version+".zip"))
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if err != nil {
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t.Fatal(err)
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}
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defer zr.Close()
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for _, zf := range zr.File {
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r, err := zf.Open()
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if err != nil {
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t.Fatal(err)
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}
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defer r.Close()
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content, err := ioutil.ReadAll(r)
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if err != nil {
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t.Fatal(err)
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}
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name := strings.TrimPrefix(zf.Name, fmt.Sprintf("%s@%s/", test.modulePath, test.version))
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if got, want := string(content), string(test.files[name]); got != want {
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t.Errorf("unzipping %q: got %q, want %q", zf.Name, got, want)
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}
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delete(test.files, name)
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}
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for name := range test.files {
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t.Errorf("file %q not present in the module zip", name)
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}
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}
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lists := []struct {
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modulePath, want string
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}{
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{"mod.test/module", "v1.2.3\nv1.2.4\n"},
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{"mod.test/nogomod", "v0.9.0\n"},
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}
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for _, test := range lists {
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fp := filepath.Join(dir, filepath.FromSlash(test.modulePath), "@v", "list")
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list, err := ioutil.ReadFile(fp)
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if err != nil {
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t.Fatal(err)
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}
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if got := string(list); got != test.want {
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t.Errorf("%q/@v/list: got %q, want %q", test.modulePath, got, test.want)
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}
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}
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}
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