Update unit tests to use must-infer

extra/ui/gadgets/books/books-tests.factor

@@ -1,4 +1,4 @@
 IN: temporary
 USING: tools.test.inference ui.gadgets.books ;
 
-{ 2 1 } [ <book> ] unit-test-effect
+\ <book> must-infer

extra/ui/gadgets/buttons/buttons-tests.factor

@@ -28,11 +28,11 @@ T{ foo-gadget } <toolbar> "t" set
     } <radio-buttons> "religion" set
 ] unit-test
 
-{ 2 1 } [ <radio-buttons> ] unit-test-effect
+\ <radio-buttons> must-infer
 
-{ 2 1 } [ <toggle-buttons> ] unit-test-effect
+\ <toggle-buttons> must-infer
 
-{ 2 1 } [ <checkbox> ] unit-test-effect
+\ <checkbox> must-infer
 
 [ 0 ] [
     "religion" get gadget-child radio-control-value

extra/ui/gadgets/scrollers/scrollers-tests.factor

@@ -86,4 +86,4 @@ dup layout
 [ t ] [ "s" get @right grid-child slider? ] unit-test
 [ f ] [ "s" get @right grid-child find-scroller* ] unit-test
 
-{ 1 1 } [ <scroller> ] unit-test-effect
+\ <scroller> must-infer

extra/ui/tools/browser/browser-tests.factor

@@ -2,5 +2,5 @@ IN: temporary
 USING: tools.test tools.test.ui ui.tools.browser
 tools.test.inference ;
 
-{ 0 1 } [ <browser-gadget> ] unit-test-effect
+\ <browser-gadget> must-infer
 [ ] [ <browser-gadget> [ ] with-grafted-gadget ] unit-test

extra/ui/tools/interactor/interactor-tests.factor

@@ -1,4 +1,4 @@
 IN: temporary
 USING: ui.tools.interactor tools.test.inference ;
 
-{ 1 1 } [ <interactor> ] unit-test-effect
+\ <interactor> must-infer

extra/ui/tools/walker/walker-tests.factor

@@ -5,7 +5,7 @@ ui.gadgets.packs vectors ui.tools tools.interpreter
 tools.interpreter.debug tools.test.inference tools.test.ui ;
 IN: temporary
 
-{ 0 1 } [ <walker> ] unit-test-effect
+\ <walker> must-infer
 
 [ ] [ <walker> "walker" set ] unit-test