Add test

management/server/types/account_components_test.go

@@ -0,0 +1,36 @@
+package types_test
+
+import (
+	"context"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+
+	nbdns "github.com/netbirdio/netbird/dns"
+)
+
+func TestGetPeerNetworkMapComponents_PeerMissingFromAccount(t *testing.T) {
+	account, validatedPeers := scalableTestAccount(3, 1)
+
+	components := account.GetPeerNetworkMapComponents(
+		context.Background(),
+		"peer-that-does-not-exist",
+		nbdns.CustomZone{},
+		nil,
+		validatedPeers,
+		account.GetResourcePoliciesMap(),
+		account.GetResourceRoutersMap(),
+		nil,
+	)
+
+	require.NotNil(t, components)
+	assert.True(t, components.IsEmpty(), "a missing peer must produce empty components")
+	require.NotNil(t, components.Network, "the account Network floor still applies")
+
+	for id, p := range components.Peers {
+		require.NotNil(t, p, "components.Peers[%q] is nil; the encoder would panic on it", id)
+	}
+	assert.Nil(t, components.GetPeerInfo("peer-that-does-not-exist"),
+		"there is no peer to carry when it is absent from the account")
+}