code: def test_issue_5743():
      assert (
          x * sqrt(x + y) * (1 + sqrt(x + y))
      ).expand() == x**2 + x * y + x * sqrt(x + y)
      assert (
          x * sqrt(x + y) * (1 + x * sqrt(x + y))
      ).expand() == x**3 + x**2 * y + x * sqrt(x + y)
  
imports: from sympy.core.expr import unchanged
  from sympy.core.mul import Mul
  from sympy.core.numbers import I, Rational, pi
  from sympy.core.power import Pow
  from sympy.core.singleton import S
  from sympy.core.symbol import Symbol
  from sympy.functions.combinatorial.factorials import factorial
  from sympy.functions.elementary.exponential import exp, log
  from sympy.functions.elementary.miscellaneous import sqrt
  from sympy.functions.elementary.trigonometric import cos, sin
  from sympy.series.order import O
  from sympy.simplify.radsimp import expand_numer
  from sympy.core.function import expand, expand_multinomial, expand_power_base, expand_log
  from sympy.testing.pytest import raises
  from sympy.core.random import verify_numerically
  from sympy.abc import x, y, z
label_desc: Use image node_id 7 for calling a global function with example usage: test_issue_5743() without return types