docstr: Check the total matrix for a qfunc containing multiple gates
code: def test_multiple_operations_qfunc(self):
      """Check the total matrix for a qfunc containing multiple gates"""
      wire_order = ["a", "b", "c"]
  
      def testcircuit():
          qml.PauliX(wires="a")
          qml.S(wires="b")
          qml.Hadamard(wires="c")
          qml.CNOT(wires=["b", "c"])
  
      matrix = qml.matrix(testcircuit, wire_order)()
      expected_matrix = I_CNOT @ X_S_H
      assert np.allclose(matrix, expected_matrix)
  
imports: from functools import reduce, partial
  from warnings import catch_warnings
  import pytest
  from gate_data import I, X, Y, Z, H, S, CNOT, Rotx, Roty
  import pennylane
  from pennylane import numpy
  from pennylane.transforms.op_transforms import OperationTransformError
label_desc: Use image node_id 2 for calling the TestMultipleOperations obj's underlying member method code with example usage: obj.test_multiple_operations_qfunc() without return types