feat: add rbac policy matrix

backend/internal/rbac/policy_test.go

@@ -0,0 +1,58 @@
+package rbac
+
+import "testing"
+
+func TestCan(t *testing.T) {
+	tests := []struct {
+		name   string
+		role   Role
+		action Action
+		want   bool
+	}{
+		{name: "owner can manage project", role: RoleOwner, action: ActionProjectManage, want: true},
+		{name: "owner can read audit", role: RoleOwner, action: ActionAuditRead, want: true},
+		{name: "admin can delete vm", role: RoleAdmin, action: ActionVMDelete, want: true},
+		{name: "admin can manage ssh keys", role: RoleAdmin, action: ActionSSHKeyManage, want: true},
+		{name: "member can create vm", role: RoleMember, action: ActionVMCreate, want: true},
+		{name: "member cannot delete vm", role: RoleMember, action: ActionVMDelete, want: false},
+		{name: "member cannot read audit", role: RoleMember, action: ActionAuditRead, want: false},
+		{name: "viewer can read vm", role: RoleViewer, action: ActionVMRead, want: true},
+		{name: "viewer can open console", role: RoleViewer, action: ActionVMConsole, want: true},
+		{name: "viewer cannot power vm", role: RoleViewer, action: ActionVMPower, want: false},
+		{name: "viewer cannot create vm", role: RoleViewer, action: ActionVMCreate, want: false},
+		{name: "tenant roles cannot manage cluster", role: RoleOwner, action: ActionClusterManage, want: false},
+		{name: "unknown role denied", role: Role("unknown"), action: ActionVMRead, want: false},
+		{name: "unknown action denied", role: RoleOwner, action: Action("unknown.action"), want: false},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := Can(tt.role, tt.action); got != tt.want {
+				t.Fatalf("Can(%q, %q) = %v, want %v", tt.role, tt.action, got, tt.want)
+			}
+		})
+	}
+}
+
+func TestPolicyMatrix(t *testing.T) {
+	roles := []Role{RoleOwner, RoleAdmin, RoleMember, RoleViewer}
+	actions := []Action{
+		ActionVMRead,
+		ActionVMPower,
+		ActionVMCreate,
+		ActionVMDelete,
+		ActionVMConsole,
+		ActionProjectRead,
+		ActionProjectManage,
+		ActionSSHKeyRead,
+		ActionSSHKeyManage,
+		ActionAuditRead,
+		ActionClusterManage,
+	}
+
+	for _, role := range roles {
+		for _, action := range actions {
+			_ = Can(role, action)
+		}
+	}
+}