diff --git a/redo/osxaltest/spinbox.m.separate b/redo/osxaltest/spinbox.m.separate
deleted file mode 100644
index fc1b35a3..00000000
--- a/redo/osxaltest/spinbox.m.separate
+++ /dev/null
@@ -1,81 +0,0 @@
-// 31 july 2015
-#import "osxaltest.h"
-
-// leave a whole lot of space around the alignment rect, just to be safe
-@interface tSpinboxContainer : NSView
-@end
-
-@implementation tSpinboxContainer
-
-- (NSEdgeInsets)alignmentRectInsets
-{
-	return NSEdgeInsetsMake(50, 50, 50, 50);
-}
-
-@end
-
-@implementation tSpinbox {
-	NSTextField *t;
-	NSStepper *s;
-	id<tControl> parent;
-}
-
-- (id)init
-{
-	self = [super init];
-	if (self) {
-		self->t = [[NSTextField alloc] initWithFrame:NSZeroRect];
-		[self->t setSelectable:YES];
-		[self->t setFont:[NSFont systemFontOfSize:[NSFont systemFontSizeForControlSize:NSRegularControlSize]]];
-		[self->t setBordered:NO];
-		[self->t setBezelStyle:NSTextFieldSquareBezel];
-		[self->t setBezeled:YES];
-		[[self->t cell] setLineBreakMode:NSLineBreakByClipping];
-		[[self->t cell] setScrollable:YES];
-		[self->t setTranslatesAutoresizingMaskIntoConstraints:NO];
-
-		self->s = [[NSStepper alloc] initWithFrame:NSZeroRect];
-		[self->s setIncrement:1];
-		[self->s setValueWraps:NO];
-		[self->s setAutorepeat:YES];
-		[self->s setTranslatesAutoresizingMaskIntoConstraints:NO];
-
-		self->parent = nil;
-	}
-	return self;
-}
-
-- (void)tSetParent:(id<tControl>)p addToView:(NSView *)v
-{
-	self->parent = p;
-	[v addSubview:self->t];
-	[v addSubview:self->s];
-}
-
-- (void)tFillAutoLayoutHorz:(NSMutableArray *)horz
-	vert:(NSMutableArray *)vert
-	extra:(NSMutableArray *)extra
-	extraVert:(NSMutableArray *)extraVert
-	views:(NSMutableDictionary *)views
-	first:(uintmax_t *)n
-{
-	NSString *keyt;
-	NSString *keys;
-
-	keyt = tAutoLayoutKey(*n);
-	keys = tAutoLayoutKey(*n + 1);
-	*n += 2;
-	[horz addObject:[NSString stringWithFormat:@"[%@]-[%@]", keyt, keys]];
-	[vert addObject:[NSString stringWithFormat:@"[%@]", keyt]];
-	[vert addObject:[NSString stringWithFormat:@"[%@]", keys]];
-	[views setObject:self->t forKey:keyt];
-	[views setObject:self->s forKey:keys];
-}
-
-- (void)tRelayout
-{
-	if (self->parent != nil)
-		[self->parent tRelayout];
-}
-
-@end