feat: miro test command

internal/miro/record_shell.go

@@ -12,6 +12,12 @@ import (
 
 const recordShellName = "shell.sh"
 
+const (
+	compareMarkerEnvName      = "MIRO_COMPARE_MARKER"
+	compareMarkerEnabledValue = "1"
+	compareOutputMarker       = "__MIRO_E2E_BEGIN__"
+)
+
 //go:embed record_shell.sh
 var recordShellFS embed.FS
 
@@ -21,8 +27,10 @@ func recordShellPath(testDir string) string {
 
 func ensureRecordShell(testDir string) error {
 	path := recordShellPath(testDir)
-	if _, err := os.Stat(path); err == nil {
-		return nil
+	if info, err := os.Stat(path); err == nil {
+		if info.IsDir() {
+			return fmt.Errorf("recorder shell %q is a directory; remove it and rerun `miro init`", path)
+		}
 	} else if !errors.Is(err, os.ErrNotExist) {
 		return fmt.Errorf("failed to check recorder shell %q: %v", path, err)
 	}
@@ -72,15 +80,22 @@ func buildRecordShellScript() string {
 }
 
 func recordSessionEnv(sandbox recordSandbox, sandboxConfig map[string]string) []string {
+	return recordSessionEnvWithExtra(sandbox, sandboxConfig, nil)
+}
+
+func recordSessionEnvWithExtra(sandbox recordSandbox, sandboxConfig, extraEnv map[string]string) []string {
 	env := append([]string{}, os.Environ()...)
 	env = append(env,
 		"MIRO_HOST_HOME="+sandbox.hostHome,
 		"MIRO_HOST_TMP="+sandbox.hostTmp,
 		"MIRO_PATH_ENV="+sandbox.pathEnv,
 	)
-	for _, key := range sortedSandboxKeys(sandboxConfig) {
+	for _, key := range sortedKeys(sandboxConfig) {
 		env = append(env, sandboxEnvName(key)+"="+sandboxConfig[key])
 	}
+	for _, key := range sortedKeys(extraEnv) {
+		env = append(env, key+"="+extraEnv[key])
+	}
 
 	return env
 }
@@ -89,9 +104,9 @@ func sandboxEnvName(key string) string {
 	return "MIRO_" + strings.ToUpper(key)
 }
 
-func sortedSandboxKeys(sandboxConfig map[string]string) []string {
-	keys := make([]string, 0, len(sandboxConfig))
-	for key := range sandboxConfig {
+func sortedKeys(values map[string]string) []string {
+	keys := make([]string, 0, len(values))
+	for key := range values {
 		keys = append(keys, key)
 	}
 	sort.Strings(keys)