diff --git a/src/components/production/WorkerScreen/InspectionInputModal.tsx b/src/components/production/WorkerScreen/InspectionInputModal.tsx
index c5a76e1d..1e9632a8 100644
--- a/src/components/production/WorkerScreen/InspectionInputModal.tsx
+++ b/src/components/production/WorkerScreen/InspectionInputModal.tsx
@@ -824,9 +824,59 @@ export function InspectionInputModal({
     <Dialog open={open} onOpenChange={onOpenChange}>
       <DialogContent className="w-[95vw] max-w-[500px] sm:max-w-[500px] max-h-[90vh] flex flex-col p-0">
         <DialogHeader className="px-6 pt-6 pb-0 shrink-0">
-          <DialogTitle className="text-lg font-bold">
-            {PROCESS_TITLES[processType]}
-          </DialogTitle>
+          <div className="flex items-center justify-between">
+            <DialogTitle className="text-lg font-bold">
+              {PROCESS_TITLES[processType]}
+            </DialogTitle>
+            {process.env.NEXT_PUBLIC_DEV_TOOLBAR_ENABLED === 'true' && (
+              <Button
+                type="button"
+                variant="outline"
+                size="sm"
+                className={cn(
+                  'h-7 text-xs',
+                  !formData.judgment
+                    ? 'bg-emerald-50 text-emerald-700 border-emerald-300 hover:bg-emerald-100'
+                    : 'text-gray-600 hover:bg-gray-100'
+                )}
+                onClick={() => {
+                  if (!formData.judgment) {
+                    const w = workItemDimensions?.width || 1000;
+                    const h = workItemDimensions?.height || 500;
+                    setFormData((prev) => ({
+                      ...prev,
+                      bendingStatus: 'good',
+                      processingStatus: 'good',
+                      sewingStatus: 'good',
+                      assemblyStatus: 'good',
+                      length: w,
+                      width: h,
+                      height1: h,
+                      height2: h,
+                      judgment: 'pass',
+                      nonConformingContent: '',
+                    }));
+                  } else {
+                    setFormData((prev) => ({
+                      ...prev,
+                      bendingStatus: null,
+                      processingStatus: null,
+                      sewingStatus: null,
+                      assemblyStatus: null,
+                      length: null,
+                      width: null,
+                      height1: null,
+                      height2: null,
+                      judgment: null,
+                      nonConformingContent: '',
+                    }));
+                  }
+                }}
+              >
+                {!formData.judgment ? '테스트 입력' : '초기화'}
+              </Button>
+            )}
+          </div>
         </DialogHeader>
 
         <div className="flex-1 min-h-0 overflow-y-auto px-5 py-4 space-y-5">