0025045: STEP Import fails to find all surfaces

Added test case
Small corrections in test case

tests/bugs/mesh/bug25045

@@ -0,0 +1,37 @@
+puts "========"
+puts "OCC25045"
+puts "========"
+puts ""
+###########################################
+# STEP Import fails to find all surfaces
+###########################################
+
+pload XDE
+
+set refnbfaces 13
+
+stepread [locate_data_file bug25045_ick_0433.stp] a *
+renamevar a_1 result
+
+#1
+vinit
+vsetdispmode 1
+vbottom
+vdisplay result
+vfit
+checkview -screenshot -3d -path ${imagedir}/${test_image}.png
+
+#2
+set log1 [explode result f]
+set nbfaces [llength $log1]
+
+#3
+set log2 [tricheck result]
+
+if { $nbfaces != $refnbfaces } {
+  puts "Error: Shape restored incorrectly - number of faces is different than expected value ($nbfaces != $refnbfaces)"
+}
+
+if { [llength $log2] != 0 } {
+  puts "Error: Some faces has failed to mesh"
+}