FEM: unit tests, result stats, fix principal and shear stats

src/Mod/Fem/femtest/testfiles/ccx/cube_frequency_expected_values

@@ -3,10 +3,10 @@ U2: (-142.151, 204.57418299643, 551.02)
 U3: (-88.0403, -45.873190964286, -3.66486)
 Uabs: (69.406788380271, 368.26808671734, 695.63631406348)
 Sabs: (253.70210483837, 1550.584765187, 3661.813411182)
-MaxPrin: (-0.0029467975966255, 0.017009841508179, 0.050896445645355)
-MidPrin: (-0.024289766728358, 0.00050842806524365, 0.022921042483556)
-MinPrin: (-0.046889619563141, -0.014481435186805, 0.0068642052938599)
-MaxShear: (0.0026301991142606, 0.015745638347492, 0.036973899767846)
+MaxPrin: (-171.64261808287, 920.73940817323, 2877.3028857679)
+MidPrin: (-1053.2688605374, 61.84355293719, 1136.7129381108)
+MinPrin: (-2584.4199852788, -815.24731273899, 288.59891042119)
+MaxShear: (141.85434498876, 867.99336045611, 2036.558875184)
 Peeq: (0, 0, 0)
 Temp: (0, 0, 0)
 MFlow: (0, 0, 0)

src/Mod/Fem/femtest/testfiles/ccx/cube_static_expected_values

@@ -3,10 +3,10 @@ U2: (-0.0109484, 1.4716768996429e-05, 0.0110702)
 U3: (-0.0643181, -0.030876682571429, 0)
 Uabs: (0, 0.039462990491044, 0.093738346040971)
 Sabs: (385.37990181702, 1006.7357751359, 2203.5090958167)
-MaxPrin: (-445.61853474266, 75.901115035801, 908.69898140905)
-MidPrin: (-2058.5234592799, -363.98683840372, 790.13062581787)
-MinPrin: (-2956.2880059775, -1040.3029461492, -172.23661850878)
-MaxShear: (218.05700933617, 558.10203059251, 1255.3347356174)
+MaxPrin: (-924.04944196969, -23.640293171615, 1169.5484598644)
+MidPrin: (-1260.1000473504, -208.29698676134, 346.87400406764)
+MinPrin: (-3276.2805106799, -1096.4513895842, 3.2401143112922)
+MaxShear: (218.10053031601, 536.40554820629, 1176.1155343551)
 Peeq: (0, 0, 0)
 Temp: (0, 0, 0)
 MFlow: (0, 0, 0)

src/Mod/Fem/femtest/testfiles/ccx/spine_thermomech_expected_values

@@ -3,10 +3,10 @@ U2: (-0.00163382, 0.00061658895555556, 0.00222318)
 U3: (-0.00185329, 0.00054391362222222, 0.00220675)
 Uabs: (0, 0.003644782698151, 0.0073257122411351)
 Sabs: (0.30712297252407, 7.7474585262667, 35.861803727667)
-MaxPrin: (-5.823866574601, 1.3192417907489, 10.92045561219)
-MidPrin: (-37.767092580119, -4.8776425322044, 10.909826455427)
-MinPrin: (-39.36716084528, -7.0235834495, 6.4737666061605)
-MaxShear: (0.16818219759987, 4.1714126201244, 18.100360778484)
+MaxPrin: (-5.8043388849171, 1.3112172518488, 11.117590206346)
+MidPrin: (-38.557697014884, -4.9005864027774, 10.708631877287)
+MinPrin: (-38.596084100199, -6.992615040027, 6.3205092526187)
+MaxShear: (0.17664460289028, 4.1519161459379, 17.932302068545)
 Peeq: (0, 0, 0)
 Temp: (293.447, 299.91893333333, 310.93)
 MFlow: (0, 0, 0)

src/Mod/Fem/femtest/utilstest.py

@@ -208,11 +208,11 @@ def compare_stats(
         "U2",
         "U3",
         "Uabs",
-        #"Sabs",
-        #"MaxPrin",
-        #"MidPrin",
-        #"MinPrin",
-        #"MaxShear",
+        "Sabs",
+        "MaxPrin",
+        "MidPrin",
+        "MinPrin",
+        "MaxShear",
         "Peeq",
         "Temp",
         "MFlow",