[3529885] [scale] handle negative resolution properly.

1 files changed, 33 insertions, 0 deletions

diff --git a/tests/scale.test b/tests/scale.test
index 1e072a0..32ce1ff 100644
--- a/tests/scale.test
+++ b/tests/scale.test
@@ -1362,6 +1362,39 @@ test scale-18.3 {Scale button 2 events [Bug 787065]} -setup {
 } -result {0 {}}
 
 
+test scale-19 {Bug [3529885fff] - Click in through goes in wrong direction} \
+    -setup {
+        catch {destroy .s}
+        catch {destroy .s1 .s2 .s3 .s4}
+        scale .s1 -from 0 -to 100 -resolution 1  -variable x1 -digits 4 -orient horizontal -length 100
+        scale .s2 -from 0 -to 100 -resolution -1 -variable x2 -digits 4 -orient horizontal -length 100
+        scale .s3 -from 100 -to 0 -resolution 1  -variable x3 -digits 4 -orient horizontal -length 100
+        scale .s4 -from 100 -to 0 -resolution -1 -variable x4 -digits 4 -orient horizontal -length 100
+        pack .s1 .s2 .s3 .s4 -side left
+        update
+    } \
+    -body {
+        foreach {x y} [.s1 coord 50] {}
+        event generate .s1 <1> -x $x -y $y
+        event generate .s1 <ButtonRelease-1> -x $x -y $y
+        foreach {x y} [.s2 coord 50] {}
+        event generate .s2 <1> -x $x -y $y
+        event generate .s2 <ButtonRelease-1> -x $x -y $y
+        foreach {x y} [.s3 coord 50] {}
+        event generate .s3 <1> -x $x -y $y
+        event generate .s3 <ButtonRelease-1> -x $x -y $y
+        foreach {x y} [.s4 coord 50] {}
+        event generate .s4 <1> -x $x -y $y
+        event generate .s4 <ButtonRelease-1> -x $x -y $y
+        update
+        list $x1 $x2 $x3 $x4
+    } \
+    -cleanup {
+        unset x1 x2 x3 x4 x y
+        destroy .s1 .s2 .s3 .s4
+    } \
+    -result {1.0 1.0 1.0 1.0}
+
 option clear
 
 # cleanup