class_docstr: Tests for the transmon drive Hamiltonian.
docstr: Test callable phase and freq works as expected
docstr_tok: ["Test","callable","phase","and","freq","works","as","expected"]
code: def test_phase_and_freq_callable(self, amp, phase, freq, p1, p2, t):
      """Test callable phase and freq works as expected"""
      H = transmon_drive(amp, phase, freq, wires=[0])
  
      def expected(amp, phase, freq, p1, p2, t, wire=0):
          a = amp * (2 * np.pi)
          ph = phase(p1, t)
          fr = freq(p2, t) * (2 * np.pi)
          return amp_phase_freq(a, ph, fr, t, wire)
  
      params = [p1, p2]
  
      assert H.coeffs[0].func.__name__ == "callable_phase_and_freq"
      assert qml.math.allclose(
          qml.matrix(H(params, t)),
          qml.matrix(expected(amp, phase, freq, *params, t)),
      )
  
imports: import numpy
  import pytest
  import pennylane
  from pennylane.pulse import HardwareHamiltonian, transmon_interaction, transmon_drive
  from pennylane.pulse.transmon import TransmonSettings, a, ad, AmplitudeAndPhaseAndFreq, _reorder_AmpPhaseFreq, callable_freq_to_angular
  from pennylane.pulse.hardware_hamiltonian import HardwarePulse
  from pennylane.wires import Wires
label_desc: Use image node_id 9 for calling the TestTransmonDrive obj's underlying member method code with example usage: obj.test_phase_and_freq_callable(amp, phase, freq, p1, p2, t) and returns: amp_phase_freq