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// 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.
// This file contains tests applied to the archives before they are written.
package main
import (
"bytes"
"fmt"
"log"
"os"
"path"
"path/filepath"
"strings"
)
type testRule struct {
name string
goos string
exclude bool
}
var srcRules = []testRule{
{name: "go/VERSION"},
{name: "go/src/cmd/go/main.go"},
{name: "go/src/bytes/bytes.go"},
{name: "go/.DS_Store", exclude: true},
{name: "go/.git", exclude: true},
{name: "go/.gitattributes", exclude: true},
{name: "go/.github", exclude: true},
{name: "go/VERSION.cache", exclude: true},
{name: "go/bin/**", exclude: true},
{name: "go/pkg/**", exclude: true},
{name: "go/src/cmd/dist/dist", exclude: true},
{name: "go/src/cmd/dist/dist.exe", exclude: true},
{name: "go/src/runtime/internal/sys/zversion.go", exclude: true},
{name: "go/src/time/tzdata/zzipdata.go", exclude: true},
}
var zipRules = []testRule{
{name: "go/VERSION"},
{name: "go/src/cmd/go/main.go"},
{name: "go/src/bytes/bytes.go"},
{name: "go/.DS_Store", exclude: true},
{name: "go/.git", exclude: true},
{name: "go/.gitattributes", exclude: true},
{name: "go/.github", exclude: true},
{name: "go/VERSION.cache", exclude: true},
{name: "go/bin", exclude: true},
{name: "go/pkg", exclude: true},
{name: "go/src/cmd/dist/dist", exclude: true},
{name: "go/src/cmd/dist/dist.exe", exclude: true},
{name: "go/bin/go", goos: "linux"},
{name: "go/bin/go", goos: "darwin"},
{name: "go/bin/go", goos: "windows", exclude: true},
{name: "go/bin/go.exe", goos: "windows"},
{name: "go/bin/gofmt", goos: "linux"},
{name: "go/bin/gofmt", goos: "darwin"},
{name: "go/bin/gofmt", goos: "windows", exclude: true},
{name: "go/bin/gofmt.exe", goos: "windows"},
{name: "go/pkg/tool/*/compile", goos: "linux"},
{name: "go/pkg/tool/*/compile", goos: "darwin"},
{name: "go/pkg/tool/*/compile", goos: "windows", exclude: true},
{name: "go/pkg/tool/*/compile.exe", goos: "windows"},
}
var modRules = []testRule{
{name: "golang.org/toolchain@*/VERSION"},
{name: "golang.org/toolchain@*/src/cmd/go/main.go"},
{name: "golang.org/toolchain@*/src/bytes/bytes.go"},
{name: "golang.org/toolchain@*/.DS_Store", exclude: true},
{name: "golang.org/toolchain@*/.git", exclude: true},
{name: "golang.org/toolchain@*/.gitattributes", exclude: true},
{name: "golang.org/toolchain@*/.github", exclude: true},
{name: "golang.org/toolchain@*/VERSION.cache", exclude: true},
{name: "golang.org/toolchain@*/bin", exclude: true},
{name: "golang.org/toolchain@*/pkg", exclude: true},
{name: "golang.org/toolchain@*/src/cmd/dist/dist", exclude: true},
{name: "golang.org/toolchain@*/src/cmd/dist/dist.exe", exclude: true},
{name: "golang.org/toolchain@*/bin/go", goos: "linux"},
{name: "golang.org/toolchain@*/bin/go", goos: "darwin"},
{name: "golang.org/toolchain@*/bin/go", goos: "windows", exclude: true},
{name: "golang.org/toolchain@*/bin/go.exe", goos: "windows"},
{name: "golang.org/toolchain@*/bin/gofmt", goos: "linux"},
{name: "golang.org/toolchain@*/bin/gofmt", goos: "darwin"},
{name: "golang.org/toolchain@*/bin/gofmt", goos: "windows", exclude: true},
{name: "golang.org/toolchain@*/bin/gofmt.exe", goos: "windows"},
{name: "golang.org/toolchain@*/pkg/tool/*/compile", goos: "linux"},
{name: "golang.org/toolchain@*/pkg/tool/*/compile", goos: "darwin"},
{name: "golang.org/toolchain@*/pkg/tool/*/compile", goos: "windows", exclude: true},
{name: "golang.org/toolchain@*/pkg/tool/*/compile.exe", goos: "windows"},
// go.mod are renamed to _go.mod.
{name: "**/go.mod", exclude: true},
{name: "**/_go.mod"},
}
func testSrc(a *Archive) {
test("source", a, srcRules)
// Check that no generated files slip in, even if new ones are added.
for _, f := range a.Files {
if strings.HasPrefix(path.Base(f.Name), "z") {
data, err := os.ReadFile(filepath.Join(goroot, strings.TrimPrefix(f.Name, "go/")))
if err != nil {
log.Fatalf("checking source archive: %v", err)
}
if strings.Contains(string(data), "generated by go tool dist; DO NOT EDIT") {
log.Fatalf("unexpected source archive file: %s (generated by dist)", f.Name)
}
}
}
}
func testZip(a *Archive) { test("binary", a, zipRules) }
func testMod(a *Archive) { test("module", a, modRules) }
func test(kind string, a *Archive, rules []testRule) {
ok := true
have := make([]bool, len(rules))
for _, f := range a.Files {
for i, r := range rules {
if r.goos != "" && r.goos != goos {
continue
}
match, err := amatch(r.name, f.Name)
if err != nil {
log.Fatal(err)
}
if match {
if r.exclude {
ok = false
if !have[i] {
log.Printf("unexpected %s archive file: %s", kind, f.Name)
have[i] = true // silence future prints for excluded directory
}
} else {
have[i] = true
}
}
}
}
missing := false
for i, r := range rules {
if r.goos != "" && r.goos != goos {
continue
}
if !r.exclude && !have[i] {
missing = true
log.Printf("missing %s archive file: %s", kind, r.name)
}
}
if missing {
ok = false
var buf bytes.Buffer
for _, f := range a.Files {
fmt.Fprintf(&buf, "\n\t%s", f.Name)
}
log.Printf("archive contents: %d files%s", len(a.Files), buf.Bytes())
}
if !ok {
log.Fatalf("bad archive file")
}
}
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