make resize of flat objects fail in the direction normal to the flat.

also fail on resize to negative size.
update tests

1 files changed, 25 insertions, 7 deletions

diff --git a/testdata/scad/features/resize-tests.scad b/testdata/scad/features/resize-tests.scad
index 76f49ee..5853980 100644
--- a/testdata/scad/features/resize-tests.scad
+++ b/testdata/scad/features/resize-tests.scad
@@ -1,9 +1,11 @@
-// bottom row = reference
-// middle row = should match reference
-// top row = should be inscribed in middle row in 'top' view
-// back row = should be all cubes auto-scaled up
+// bottom row (red) = reference
+// middle row (gold) = should match reference
+// top row (blue) = should be inscribed in middle row in 'top' view
+// back row (green) = should be all cubes auto-scaled up
+// back top (purple) = uses 'auto' feature
+// pink = recursive resize
 
-$fn=10;
+$fn=8;
 
 color("red") {
 translate([0, 0,-10]) cube(); 
@@ -35,8 +37,8 @@ translate([2.5,10.5,10]) resize([5,0,0]) sphere(0.5);
 translate([0.5,23,10]) resize([0,6,0]) sphere(0.5); 
 translate([0.5,30.5,10]) resize([0,0,7]) sphere(0.5); 
 translate([2.5,43,10]) resize([5,6,0]) sphere(0.5); 
-translate([0.5,63,10]) resize([0,6,7]) sphere(0.5); 
 translate([2.5,50.5,10]) resize([5,0,7]) sphere(0.5); 
+translate([0.5,63,10]) resize([0,6,7]) sphere(0.5); 
 translate([4,74.5,10]) resize([8,9]) sphere(0.5); 
 translate([4.5,80.5,10]) resize([9]) sphere(0.5); 
 translate([2.5,93,10]) resize([5,6,7]) sphere(0.5); 
@@ -48,9 +50,25 @@ translate([10,10,0]) resize([5,0,0],auto=true) cube();
 translate([10,20,0]) resize([0,6,0],auto=true) cube(); 
 translate([10,30,0]) resize([0,0,7],auto=true) cube(); 
 translate([10,40,0]) resize([5,6,0],true) cube(); 
-translate([10,60,0]) resize([0,6,7],auto=true) cube(); 
 translate([10,50,0]) resize([5,0,7],true) cube(); 
+translate([10,60,0]) resize([0,6,7],auto=true) cube(); 
 translate([10,70,0]) resize([8,9],auto=true) cube(); 
 translate([10,80,0]) resize([9],true) cube(); 
 translate([10,90,0]) resize([5,6,7],auto=true) cube(); 
+}
+
+color("purple"){
+translate([10, 0, 10]) cube(); 
+translate([10,10,10]) resize([5,0,0],auto=[true,true,false]) cube(); 
+translate([10,20,10]) resize([6,0,0],auto=[true,true,true]) cube(); 
+translate([13.5,33.5,10]) resize([7,0,0],auto=[true,false,false]) sphere(); 
+translate([10,40,10]) resize([6,0,0],auto=[true,false,true]) cube(); 
+translate([10,50,10]) resize([7,0,7],auto=[false,true,true]) cube(); 
+translate([13.5,63.5,10]) resize([7,0,0],auto=[false,true,false]) sphere(); translate([10,70,10]) resize([8,0,0],auto=[false,false,false]) cube(); 
+translate([10,80,10]) resize([9,0,0],auto=[false,false,true]) cube(); 
+translate([10,90,10]) resize([-5,0,0]) cube(); 
+}
+
+color("pink"){
+translate([10,0,-10]) resize([4,4,4]) resize([5000,100,1000]) cube();
 }
\ No newline at end of file