Bugfix: MINWIDTH ... WRONGDIRECTION wasn't considering DIRECTION VERTICAL

Added/updated some tests, some refactoring.

testdata/lefdef/scanchain/test.def

@@ -0,0 +1,32 @@
+VERSION 5.8 ;
+DIVIDERCHAR "/" ;
+BUSBITCHARS "[]" ;
+DESIGN chip_top ;
+UNITS DISTANCE MICRONS 1000 ;
+DIEAREA ( 0 0 ) ( 8729280 8199360 ) ;
+SCANCHAINS 9992 ;
+ - chain1
+   + PARTITION part/Y_45_45_0.720000
+   + START whereever/anchor_buf_8 Y
+   + FLOATING
+   dumdidum/_reg_1_reg_2_ ( IN SI ) ( OUT Q )
+   dumdidum/_reg_1_reg_2_ ( IN SI ) ( OUT Q )
+   dumdidum/_reg_1_reg_7_ ( IN SI ) ( OUT Q )
+   dumdidum/_reg_1_reg_8_ ( IN SI ) ( OUT Q )
+   dumdidum/_reg_1_reg_5_ ( IN SI ) ( OUT Q )
+   dumdidum/_reg_1_reg_9_ ( IN SI ) ( OUT Q )
+   dumdidum/_reg_1_reg_6_ ( IN SI ) ( OUT Q )
+   dumdidum/_reg_1_reg_4_ ( IN SI ) ( OUT Q )
+   dumdidum/_reg_1_reg_7_ ( IN SI ) ( OUT Q )
+   dumdidum/_reg_1_reg_1_ ( IN SI ) ( OUT Q )
+   dumdidum/_reg_1_reg_3_ ( IN SI ) ( OUT Q )
+   dumdidum/_reg_1_reg_1_ ( IN SI ) ( OUT Q )
+   dumdidum/_reg_1_reg_0_ ( IN SI ) ( OUT Q )
+   dumdidum/_reg_1_reg_4_ ( IN SI ) ( OUT Q )
+   dumdidum/_reg_1_reg_0_ ( IN SI ) ( OUT Q )
+   dumdidum/_reg_1_reg_6_ ( IN SI ) ( OUT Q )
+   dumdidum/_reg_1_reg_3_ ( IN SI ) ( OUT Q )
+   dumdidum/_reg_1_reg_5_ ( IN SI ) ( OUT Q )
+   + STOP somewhere/LOCKUP D ;
+END SCANCHAINS
+END DESIGN

testdata/lefdef/specialwidths/test.def

@@ -0,0 +1,19 @@
+VERSION 5.8 ;
+DIVIDERCHAR "/" ;
+BUSBITCHARS "[]" ;
+DESIGN test ;
+UNITS DISTANCE MICRONS 1000 ;
+DIEAREA ( 0 0 ) ( 10000 10000 ) ;
+NONDEFAULTRULES 1 ;
+ - ndr
+   + HARDSPACING
+   + LAYER M3 WIDTH 500 SPACING 500
+;
+END NONDEFAULTRULES
+NETS 1 ;
+ - net_b
+   + NONDEFAULTRULE ndr
+   + ROUTED M3 ( 0 2000 ) ( 0 0 ) ( 2000 0 ) via34 ( * 2000 ) ( 4000 * ) ( * 4000 )
+   ;
+END NETS
+END DESIGN

testdata/lefdef/specialwidths/test.lef

@@ -0,0 +1,43 @@
+VERSION 5.8 ;
+BUSBITCHARS "[]" ;
+DIVIDERCHAR "/" ;
+
+UNITS
+  DATABASE MICRONS 1000 ;
+END UNITS
+
+MANUFACTURINGGRID 0.001 ;
+
+PROPERTYDEFINITIONS
+  LAYER LEF58_MINWIDTH STRING ; 
+END PROPERTYDEFINITIONS
+
+LAYER M3
+  TYPE ROUTING ;
+  DIRECTION VERTICAL ;
+  WIDTH 0.4 ;
+  PROPERTY LEF58_MINWIDTH "MINWIDTH 0.5 ; " ;
+  PROPERTY LEF58_MINWIDTH "MINWIDTH 0.8 WRONGDIRECTION ; " ;
+END M3
+
+LAYER VIA3
+  TYPE CUT ;
+END VIA3
+
+LAYER M4
+  TYPE ROUTING ;
+  DIRECTION HORIZONTAL ;
+  PROPERTY LEF58_WIDTH "WIDTH 0.6 ; " ;
+  PROPERTY LEF58_WIDTH "WIDTH 1.0 WRONGDIRECTION ; " ;
+END M4
+
+VIA via34
+	LAYER M3 ; 
+		RECT -0.4 -0.3 0.4 0.3 ;
+	LAYER VIA3 ; 
+		RECT -0.3 -0.25 0.3 0.25 ;
+	LAYER M4 ;
+		RECT -1.00 -0.5 1.00 0.5 ;
+END via34
+
+END LIBRARY