Files
ConfigKit/release_check_test.go

242 lines
9.2 KiB
Go

package configkit
import (
"bytes"
"os"
"os/exec"
"path/filepath"
"strings"
"testing"
)
// Exercise the copyable runbook against disposable Git repositories, not a
// publication service. The checker itself is covered separately.
func TestReleaseRunbookGuards(t *testing.T) {
document, err := os.ReadFile("docs/release.md")
if err != nil {
t.Fatal(err)
}
block := func(heading string) string {
t.Helper()
_, section, ok := strings.Cut(string(document), heading)
if !ok {
t.Fatalf("missing section %q", heading)
}
_, section, ok = strings.Cut(section, "```sh\n")
if !ok {
t.Fatalf("missing commands in %q", heading)
}
commands, _, ok := strings.Cut(section, "```")
if !ok {
t.Fatalf("unterminated commands in %q", heading)
}
return commands
}
prepare := block("## 4. Validate the source candidate")
publish := block("## 6. Run publication guards") + block("## 7. Tag and publish the exact ref")
for _, scenario := range []string{"success", "dirty", "changed-candidate", "remote-tag-exists", "failed-validation"} {
t.Run(scenario, func(t *testing.T) {
root := t.TempDir()
remote := filepath.Join(t.TempDir(), "remote.git")
run := func(program string, args ...string) string {
t.Helper()
cmd := exec.Command(program, args...)
cmd.Dir = root
out, err := cmd.CombinedOutput()
if err != nil {
t.Fatalf("%s %v: %v\n%s", program, args, err, out)
}
return strings.TrimSpace(string(out))
}
run("git", "init", "-q", "-b", "main")
run("git", "init", "-q", "--bare", remote)
run("git", "config", "user.name", "Test")
run("git", "config", "user.email", "test@example.invalid")
run("git", "config", "commit.gpgsign", "false")
run("git", "config", "tag.gpgsign", "false")
const origin = "https://gitea.maximumdirect.net/eric/ConfigKit.git"
run("git", "remote", "add", "origin", remote)
// Substitute only the fixture's authoritative URL; execute the guards
// themselves unchanged. Disallow network transports as a backstop.
localPublish := strings.ReplaceAll(publish, origin, remote)
for _, dir := range []string{"docs/releases", "scripts"} {
if err := os.MkdirAll(filepath.Join(root, dir), 0700); err != nil {
t.Fatal(err)
}
}
write := func(path, content string) {
t.Helper()
if err := os.WriteFile(filepath.Join(root, path), []byte(content), 0700); err != nil {
t.Fatal(err)
}
}
checker := "#!/bin/sh\nexit 0\n"
if scenario == "failed-validation" {
checker = "#!/bin/sh\nexit 37\n"
}
write("scripts/release-check.sh", checker)
write("docs/releases/v0.9.0.md", "# ConfigKit v0.9.0\n\n## Summary\n\n## Compatibility\n\n## Upgrade\n\n## Changes\n")
run("git", "add", ".")
bash := func(commands string) ([]byte, error) {
cmd := exec.Command("bash", "-c", "set -euo pipefail\nrelease_version=v0.9.0\n"+commands)
cmd.Dir = root
cmd.Env = append(os.Environ(), "GIT_ALLOW_PROTOCOL=file")
return cmd.CombinedOutput()
}
out, err := bash(prepare)
if scenario == "failed-validation" {
if err == nil {
t.Fatal("failed validation accepted")
}
if _, err := os.Stat(filepath.Join(root, ".git/configkit-release-candidate")); !os.IsNotExist(err) {
t.Fatal("failed validation recorded a candidate")
}
} else if err != nil {
t.Fatalf("prepare: %v\n%s", err, out)
}
switch scenario {
case "dirty":
write("unexpected.txt", "uncommitted\n")
case "changed-candidate":
run("git", "commit", "--allow-empty", "-qm", "Changed candidate")
case "remote-tag-exists":
run("git", "tag", "v0.9.0")
run("git", "push", remote, "refs/tags/v0.9.0")
run("git", "tag", "-d", "v0.9.0")
}
// Seed the remote primary branch so fetch works before first publication.
run("git", "push", remote, "HEAD:refs/heads/main")
out, err = bash(localPublish)
if scenario == "success" {
if err != nil {
t.Fatalf("publish: %v\n%s", err, out)
}
if got := run("git", "--git-dir="+remote, "rev-parse", "v0.9.0^{}"); got != run("git", "rev-parse", "HEAD") {
t.Fatal("published wrong commit")
}
} else if err == nil {
t.Fatalf("publication accepted %s", scenario)
} else if scenario != "remote-tag-exists" && run("git", "--git-dir="+remote, "tag", "--list") != "" {
t.Fatal("failed guard published a tag")
}
})
}
}
func TestCheckScriptsHandleFilenamesAndStopOnFailure(t *testing.T) {
for _, scriptName := range []string{"release-check.sh", "check.sh"} {
t.Run(scriptName, func(t *testing.T) {
script, err := os.ReadFile("scripts/" + scriptName)
if err != nil {
t.Fatal(err)
}
for _, name := range []string{"success", "failed-go-check", "untracked-whitespace"} {
fail := name != "success"
t.Run(name, func(t *testing.T) {
root := t.TempDir()
bin := t.TempDir()
log := filepath.Join(bin, "gofmt.args")
calls := filepath.Join(bin, "go.calls")
for _, directory := range []string{"scripts", "nested"} {
if err := os.Mkdir(filepath.Join(root, directory), 0700); err != nil {
t.Fatal(err)
}
}
write := func(path string, data []byte, mode os.FileMode) {
t.Helper()
if err := os.WriteFile(path, data, mode); err != nil {
t.Fatal(err)
}
}
write(filepath.Join(root, "scripts", scriptName), script, 0700)
write(filepath.Join(root, "go.mod"), []byte("module example.invalid/check\n"), 0600)
write(filepath.Join(root, "go.sum"), nil, 0600)
write(filepath.Join(root, "obsolete.go"), []byte("package obsolete\n"), 0600)
files := []string{"nested/a space.go", "nested/a\nnewline.go"}
for _, file := range files {
write(filepath.Join(root, file), []byte("package example\n"), 0600)
}
if name == "untracked-whitespace" {
write(filepath.Join(root, "notes.md"), []byte("trailing space \n"), 0600)
}
// Isolate expensive toolchain commands: this test owns shell orchestration,
// not Go's compiler or the production tests exercised by the real checker.
write(filepath.Join(bin, "go"), []byte("#!/bin/sh\nprintf '%s/%s %s\\n' \"${GOOS-native}\" \"${GOARCH-native}\" \"$*\" >> \"$CONFIGKIT_TEST_GO_LOG\"\nif [ \"${CONFIGKIT_TEST_FAIL-}\" = yes ] && [ \"${1-}\" = test ]; then exit 37; fi\n"), 0700)
write(filepath.Join(bin, "gofmt"), []byte("#!/bin/sh\nprintf '%s\\000' \"$@\" > \"$CONFIGKIT_TEST_FMT_LOG\"\n"), 0700)
init := exec.Command("git", "init", "-q")
init.Dir = root
if out, err := init.CombinedOutput(); err != nil {
t.Fatalf("git init: %v %s", err, out)
}
// HEAD is required by the whitespace gate. Commit only the module baseline.
for _, args := range [][]string{{"add", "go.mod", "go.sum", "obsolete.go"}, {"-c", "user.name=Test", "-c", "user.email=test@example.invalid", "-c", "commit.gpgsign=false", "commit", "-qm", "Test fixture"}} {
cmd := exec.Command("git", args...)
cmd.Dir = root
if out, err := cmd.CombinedOutput(); err != nil {
t.Fatalf("git fixture: %v %s", err, out)
}
}
if err := os.Remove(filepath.Join(root, "obsolete.go")); err != nil {
t.Fatal(err)
}
cmd := exec.Command("/bin/bash", filepath.Join(root, "scripts", scriptName))
cmd.Env = append(os.Environ(), "PATH="+bin+string(os.PathListSeparator)+os.Getenv("PATH"), "CONFIGKIT_BASELINE_TOOLCHAIN=test-baseline", "CONFIGKIT_NEWER_TOOLCHAIN=", "CONFIGKIT_TEST_FMT_LOG="+log, "CONFIGKIT_TEST_GO_LOG="+calls)
// Log only targets selected by the script, not inherited host settings.
cmd.Env = append(cmd.Env, "GOOS=", "GOARCH=")
if name == "failed-go-check" {
cmd.Env = append(cmd.Env, "CONFIGKIT_TEST_FAIL=yes")
}
out, err := cmd.CombinedOutput()
if fail {
if err == nil {
t.Fatal("checker ignored failed Go test")
}
} else if err != nil {
t.Fatalf("checker: %v %s", err, out)
}
arguments, err := os.ReadFile(log)
if err != nil {
t.Fatal(err)
}
parts := bytes.Split(arguments, []byte{0})
for _, file := range files {
found := false
for _, arg := range parts {
if string(arg) == file {
found = true
}
}
if !found {
t.Fatalf("filename was split: %q", file)
}
}
invoked, err := os.ReadFile(calls)
if err != nil {
t.Fatal(err)
}
if fail && strings.Contains(string(invoked), "vet ./...") {
t.Fatal("checker continued after failed test")
}
if scriptName == "release-check.sh" && !fail {
if strings.Count(string(invoked), " test ") != 1 || !strings.Contains(string(invoked), " test -race -v ./...\n") {
t.Fatalf("want one complete race-test run, got:\n%s", invoked)
}
if strings.Count(string(invoked), " vet ./...") != 1 || strings.Count(string(invoked), " build ./...") != 2 {
t.Fatalf("want one vet run and only two cross-builds, got:\n%s", invoked)
}
// These are selected release gates, not incidental loop details.
for _, target := range []string{"linux/amd64", "linux/arm64"} {
if !strings.Contains(string(invoked), target+" build ./...") {
t.Errorf("checker omitted required target %s", target)
}
}
if strings.Contains(string(invoked), "darwin/") {
t.Fatal("checker requires best-effort macOS validation")
}
}
})
}
})
}
}