feat(infra): auto-commit con 86 cambios

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

functions/infra/wg_peer_remove_test.go

@@ -0,0 +1,87 @@
+package infra
+
+import (
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+)
+
+const wgTestConfig = `[Interface]
+Address = 10.0.0.1/24
+PrivateKey = SERVERKEY==
+
+# DeviceID:device-001
+[Peer]
+PublicKey = PUBKEY001==
+AllowedIPs = 10.0.0.2/32
+
+# DeviceID:device-002
+[Peer]
+PublicKey = PUBKEY002==
+AllowedIPs = 10.0.0.3/32
+`
+
+func writeTestConfig(t *testing.T, content string) string {
+	t.Helper()
+	dir := t.TempDir()
+	path := filepath.Join(dir, "wg0.conf")
+	if err := os.WriteFile(path, []byte(content), 0600); err != nil {
+		t.Fatalf("write test config: %v", err)
+	}
+	return path
+}
+
+func TestWGPeerRemove(t *testing.T) {
+	t.Run("peer present → status=removed", func(t *testing.T) {
+		path := writeTestConfig(t, wgTestConfig)
+
+		// Patch syncconf to no-op for tests (wg binary not available in CI).
+		origSyncConf := wgSyncConfFn
+		wgSyncConfFn = func(iface, configPath string) error { return nil }
+		defer func() { wgSyncConfFn = origSyncConf }()
+
+		result, err := WGPeerRemove("device-001", path)
+		if err != nil {
+			t.Fatalf("unexpected error: %v", err)
+		}
+		if result.Status != WGPeerRemoveStatusRemoved {
+			t.Errorf("got status=%q, want %q", result.Status, WGPeerRemoveStatusRemoved)
+		}
+
+		// Verify the peer block is gone from the file.
+		data, _ := os.ReadFile(path)
+		if strings.Contains(string(data), "DeviceID:device-001") {
+			t.Error("DeviceID:device-001 marker still present after remove")
+		}
+		if strings.Contains(string(data), "PUBKEY001==") {
+			t.Error("PUBKEY001 still present after remove")
+		}
+		// Other peer must remain.
+		if !strings.Contains(string(data), "DeviceID:device-002") {
+			t.Error("DeviceID:device-002 was incorrectly removed")
+		}
+	})
+
+	t.Run("peer absent → status=not-present", func(t *testing.T) {
+		path := writeTestConfig(t, wgTestConfig)
+
+		origSyncConf := wgSyncConfFn
+		wgSyncConfFn = func(iface, configPath string) error { return nil }
+		defer func() { wgSyncConfFn = origSyncConf }()
+
+		result, err := WGPeerRemove("device-999", path)
+		if err != nil {
+			t.Fatalf("unexpected error: %v", err)
+		}
+		if result.Status != WGPeerRemoveStatusNotPresent {
+			t.Errorf("got status=%q, want %q", result.Status, WGPeerRemoveStatusNotPresent)
+		}
+
+		// File must be unchanged.
+		data, _ := os.ReadFile(path)
+		if !strings.Contains(string(data), "DeviceID:device-001") {
+			t.Error("existing peers were modified when removing absent peer")
+		}
+	})
+}