Files
lvmh/daemon/main_test.go
T

122 lines
3.3 KiB
Go

package main
// main_test.go — run() wiring: flag errors, missing token, db dir creation,
// listen, graceful SIGTERM shutdown.
import (
"fmt"
"net"
"net/http"
"os"
"path/filepath"
"strings"
"syscall"
"testing"
"time"
)
func freeTestAddr(t *testing.T) string {
t.Helper()
ls, err := net.Listen("tcp", "127.0.0.1:0")
if err != nil {
t.Fatalf("probe listener: %v", err)
}
defer ls.Close()
return fmt.Sprintf("127.0.0.1:%d", ls.Addr().(*net.TCPAddr).Port)
}
func TestRunFlagError(t *testing.T) {
if err := run([]string{"--nope"}); err == nil {
t.Fatal("unknown flag must error")
}
}
func TestRunRequiresToken(t *testing.T) {
t.Setenv(envToken, "")
if err := run(nil); err == nil || err.Error() != "LVMH_TOKEN must be set" {
t.Fatalf("run without token = %v", err)
}
}
func TestRunBadDBPath(t *testing.T) {
t.Setenv(envToken, "s3cret")
occupied := filepath.Join(t.TempDir(), "file.db")
if err := os.WriteFile(occupied, nil, 0o644); err != nil {
t.Fatalf("write: %v", err)
}
if err := run([]string{"--db", filepath.Join(occupied, "sub", "lvmh.db")}); err == nil {
t.Fatal("run with db under a file must fail")
}
}
func TestRunListenAndServeShutdown(t *testing.T) {
addr := freeTestAddr(t)
dir := t.TempDir()
db := filepath.Join(dir, "nested", "lvmh.db")
t.Setenv(envToken, "s3cret")
t.Setenv(envDB, db)
errCh := make(chan error, 1)
go func() { errCh <- run([]string{"--addr", addr, "--webdist", filepath.Join(dir, "absent")}) }()
// server comes up: /api answers 401 without a token
deadline := time.Now().Add(5 * time.Second)
responded := false
for time.Now().Before(deadline) {
if resp, err := http.Get("http://" + addr + "/api/sessions"); err == nil {
resp.Body.Close()
responded = resp.StatusCode == 401
break
}
time.Sleep(20 * time.Millisecond)
}
if !responded {
t.Fatal("daemon never answered /api/sessions with 401")
}
if _, err := os.Stat(db); err != nil {
t.Fatalf("db not created at %s: %v", db, err)
}
// SIGTERM → graceful shutdown, run returns nil
if err := syscall.Kill(syscall.Getpid(), syscall.SIGTERM); err != nil {
t.Fatalf("kill: %v", err)
}
select {
case err := <-errCh:
if err != nil {
t.Fatalf("run returned %v, want nil", err)
}
case <-time.After(10 * time.Second):
t.Fatal("run did not return after SIGTERM")
}
}
func TestRunListenFailure(t *testing.T) {
t.Setenv(envToken, "s3cret")
ls, err := net.Listen("tcp", "127.0.0.1:0")
if err != nil {
t.Fatalf("occupy listener: %v", err)
}
defer ls.Close()
port := ls.Addr().(*net.TCPAddr).Port
db := filepath.Join(t.TempDir(), "lvmh.db")
done := make(chan error, 1)
go func() { done <- run([]string{"--addr", fmt.Sprintf("127.0.0.1:%d", port), "--db", db}) }()
select {
case err := <-done:
if err == nil || !strings.Contains(err.Error(), "listen") {
t.Fatalf("run on occupied port = %v, want listen error", err)
}
case <-time.After(10 * time.Second):
t.Fatal("run never returned on listen failure")
}
}
func TestRunOpenStoreFailure(t *testing.T) {
t.Setenv(envToken, "s3cret")
// --db pointing at an existing directory: schema exec fails
if err := run([]string{"--db", t.TempDir(), "--addr", "127.0.0.1:0"}); err == nil || !strings.Contains(err.Error(), "open store") {
t.Fatalf("run with directory db = %v, want open store error", err)
}
}