Function TestVM_SortBy_NonStringOrder

vm/vm_test.go:518–534

TestVM_SortBy_NonStringOrder tests that sortBy with non-string order returns a proper error instead of panicking (regression test for OSS-Fuzz #477658245).

(t *testing.T)

// TestVM_SortBy_NonStringOrder tests that sortBy with non-string order
// returns a proper error instead of panicking (regression test for OSS-Fuzz #477658245).
func TestVM_SortBy_NonStringOrder(t *testing.T) {
	env := map[string]any{}
	fn := expr.Function("fn", func(params ...any) (any, error) {
		return fmt.Sprintf("fn(%v)", params), nil
	})

	// This expression passes a function result as the order argument to sortBy.
	// The function returns a string that is not "asc" or "desc", which should
	// produce a proper error rather than a panic.
	program, err := expr.Compile(`sortBy([1, 2, 3], #, fn($env))`, expr.Env(env), fn)
	require.NoError(t, err)

	testVM := &vm.VM{}
	_, err = testVM.Run(program, env)
	require.Error(t, err)
	require.Contains(t, err.Error(), "unknown order")
}

// TestVM_ProfileOperations tests the profiling opcodes
func TestVM_ProfileOperations(t *testing.T) {