blob: 79ded1d1e511ce40d82e16132f675751c697292c [file] [log] [blame]
// Copyright 2023 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package proxy
import (
"archive/zip"
"fmt"
"io"
"os"
"path/filepath"
"strings"
"testing"
)
func TestWriteModuleVersion(t *testing.T) {
tests := []struct {
modulePath, version string
files map[string][]byte
}{
{
modulePath: "mod.test/module",
version: "v1.2.3",
files: map[string][]byte{
"go.mod": []byte("module mod.com\n\ngo 1.12"),
"const.go": []byte("package module\n\nconst Answer = 42"),
},
},
{
modulePath: "mod.test/module",
version: "v1.2.4",
files: map[string][]byte{
"go.mod": []byte("module mod.com\n\ngo 1.12"),
"const.go": []byte("package module\n\nconst Answer = 43"),
},
},
{
modulePath: "mod.test/nogomod",
version: "v0.9.0",
files: map[string][]byte{
"const.go": []byte("package module\n\nconst Other = \"Other\""),
},
},
}
dir := t.TempDir()
defer os.RemoveAll(dir)
for _, test := range tests {
// Since we later assert on the contents of /list, don't use subtests.
if err := writeModuleVersion(dir, test.modulePath, test.version, test.files); err != nil {
t.Fatal(err)
}
rootDir := filepath.Join(dir, filepath.FromSlash(test.modulePath), "@v")
gomod, err := os.ReadFile(filepath.Join(rootDir, test.version+".mod"))
if err != nil {
t.Fatal(err)
}
wantMod, ok := test.files["go.mod"]
if !ok {
wantMod = []byte("module " + test.modulePath)
}
if got, want := string(gomod), string(wantMod); got != want {
t.Errorf("reading %s/@v/%s.mod: got %q, want %q", test.modulePath, test.version, got, want)
}
zr, err := zip.OpenReader(filepath.Join(rootDir, test.version+".zip"))
if err != nil {
t.Fatal(err)
}
defer zr.Close()
for _, zf := range zr.File {
r, err := zf.Open()
if err != nil {
t.Fatal(err)
}
defer r.Close()
content, err := io.ReadAll(r)
if err != nil {
t.Fatal(err)
}
name := strings.TrimPrefix(zf.Name, fmt.Sprintf("%s@%s/", test.modulePath, test.version))
if got, want := string(content), string(test.files[name]); got != want {
t.Errorf("unzipping %q: got %q, want %q", zf.Name, got, want)
}
delete(test.files, name)
}
for name := range test.files {
t.Errorf("file %q not present in the module zip", name)
}
}
lists := []struct {
modulePath, want string
}{
{"mod.test/module", "v1.2.3\nv1.2.4\n"},
{"mod.test/nogomod", "v0.9.0\n"},
}
for _, test := range lists {
fp := filepath.Join(dir, filepath.FromSlash(test.modulePath), "@v", "list")
list, err := os.ReadFile(fp)
if err != nil {
t.Fatal(err)
}
if got := string(list); got != test.want {
t.Errorf("%q/@v/list: got %q, want %q", test.modulePath, got, test.want)
}
}
}