Add a component physics version of ver 1fb

refs idaholab#8

Author: GiudGiud

test/tests/ver-1fb/gold/ver-1fb-physics_out.e

@@ -0,0 +1 @@
+ver-1fb_out.e

test/tests/ver-1fb/tests

@@ -46,4 +46,11 @@
     requirement = 'The system shall be able to generate comparison plots between the analytical solution and simulated solution of verification case 1fb, modeling thermal transient in a slab with fixed temperatures at both the ends.'
     required_python_packages = 'matplotlib numpy pandas os'
   []
+  [thermal_transient_physics]
+    type = Exodiff
+    input = ver-1fb-physics.i
+    exodiff = ver-1fb-physics_out.e
+    requirement = 'The system shall be able to model thermal transient in a slab that has temperatures fixed at both the ends using the component and physics syntax.'
+    verification = 'ver-1fb.md'
+  []
 []

test/tests/ver-1fb/ver-1fb-physics.i

@@ -0,0 +1,71 @@
+[Mesh]
+  type = GeneratedMesh
+  dim = 1
+  xmax = 4.0
+  nx = 20
+[]
+
+[Physics]
+  [HeatConduction]
+    [FiniteElement]
+      [h1]
+        temperature_name = 'temp'
+
+        initial_temperature = 300
+
+        # Thermal properties
+        thermal_conductivity = 'thermal_conductivity'
+
+        # Boundary conditions
+        fixed_temperature_boundaries = 'right left'
+        boundary_temperatures = '300 400'
+      []
+    []
+  []
+[]
+
+[Materials]
+  [diffusivity]
+    type = ADGenericConstantMaterial
+    prop_names = 'density  thermal_conductivity specific_heat'
+    prop_values = '1.0 10.0 10.0' # arbitrary values for diffusivity (=k/rho-Cp) to be 1.0
+  []
+[]
+
+[Preconditioning]
+  [SMP]
+    type = SMP
+    full = true
+  []
+[]
+
+[Executioner]
+  type = Transient
+  scheme = bdf2
+  solve_type = PJFNK
+  petsc_options_iname = '-pc_type -ksp_grmres_restart -sub_ksp_type -sub_pc_type -pc_asm_overlap'
+  petsc_options_value = 'asm         101   preonly   ilu      1'
+  nl_rel_tol = 1e-8
+  nl_abs_tol = 1e-10
+  l_tol = 1e-4
+  dt = 0.01
+  end_time = 10
+  automatic_scaling = true
+[]
+
+[VectorPostprocessors]
+  [line]
+    type = LineValueSampler
+    start_point = '0 0 0'
+    end_point = '4.0 0 0'
+    num_points = 40
+    sort_by = 'x'
+    variable = temp
+  []
+[]
+
+[Outputs]
+  #execute_on = FINAL
+  exodus = true
+  csv = false
+[]