Restoring test cases removed by last commit.

Enabling command QAAIAGetColor2d on Windows in order to allow relevant tests to pass.

tests/bugs/moddata/bug143

@@ -7,15 +7,7 @@ puts ""
 ## Raises exception "Standard_NotImplemented3" in GCPnts_AbscissaPoint on a Geom2d_OffsetCurve 
 ######################################################################
 
-if { [array get env os_type] != "" } {
-    set os $env(os_type)
-}
-if { [string compare $os "windows"] == 0 } {
-   set len_ch 3.9999999999999993e+100
-} else {
-  set len_ch 4.0000000000000001e+100
-}
-
+set len_expected 4.e100
 line line_2d 0 0 1 1
 
 offset result line_2d 10 1 0
@@ -23,6 +15,4 @@ offset result line_2d 10 1 0
 set info [length $result]
 regexp {The length result is +([-0-9.+eE]+)} $info full len
 
-if { ${len} != ${len_ch} } {
-    puts "Error : Length is invalid"
-}
+checkreal "Length" $len $len_expected 0. 1e-10

tests/bugs/moddata/bug503

@@ -9,7 +9,8 @@ puts ""
 #cpulimit 9000
 
 restore [locate_data_file OCC503.brep] result
-if [catch {sprops result} catch_result] {
+
+if [catch {sprops result 0.001 } catch_result] {
     set mistake 1
 } else {
     set mistake 0