config encryption: set, remove and check to manage config file encryption #7859

fs/config/crypt_test.go

@@ -6,6 +6,8 @@ package config_test
 
 import (
 	"context"
+	"os"
+	"path/filepath"
 	"testing"
 
 	"github.com/rclone/rclone/fs"
@@ -24,8 +26,10 @@ func TestConfigLoadEncrypted(t *testing.T) {
 	}()
 
 	// Set correct password
+	assert.False(t, config.IsEncrypted())
 	err = config.SetConfigPassword("asdf")
 	require.NoError(t, err)
+	assert.True(t, config.IsEncrypted())
 	err = config.Data().Load()
 	require.NoError(t, err)
 	sections := config.Data().GetSectionList()
@@ -138,4 +142,31 @@ func TestGetPasswordCommand(t *testing.T) {
 	ci.PasswordCommand = fs.SpaceSepList{"XXX non-existent command XXX", ""}
 	_, err = config.GetPasswordCommand(ctx)
 	assert.ErrorContains(t, err, "not found")
+
+	// Check the state of the environment variable in --password-command
+	checkCode := `
+package main
+
+import (
+	"fmt"
+	"os"
+)
+
+func main() {
+	if _, found := os.LookupEnv("RCLONE_PASSWORD_CHANGE"); found {
+		fmt.Println("Env var set")
+	} else {
+		fmt.Println("OK")
+	}
+}
+`
+	dir := t.TempDir()
+	code := filepath.Join(dir, "file.go")
+	require.NoError(t, os.WriteFile(code, []byte(checkCode), 0777))
+
+	// Check the environment variable unset when called directly
+	ci.PasswordCommand = fs.SpaceSepList{"go", "run", code}
+	pass, err = config.GetPasswordCommand(ctx)
+	require.NoError(t, err)
+	assert.Equal(t, "OK", pass)
 }