수정

backend/src/test/java/com/goldenchart/service/CandleRangeWindowRuleTest.java

@@ -55,13 +55,17 @@ class CandleRangeWindowRuleTest {
     }
 
     @Test
-    void legacyCandleRangeFour_treatedAsExistsIn() throws Exception {
+    void legacyCandleRangeWithoutMode_treatedAsCurrent() throws Exception {
         Rule rule = toGtRule("""
             "candleRange": 4
             """);
+        Rule explicit = toGtRule("""
+            "candleRangeMode": "CURRENT",
+            "candleRange": 4
+            """);
         int idx = series.getEndIndex();
-        assertTrue(rule.isSatisfied(idx, null),
-                "candleRangeMode 미설정 + candleRange=4 → EXISTS_IN 호환");
+        assertEquals(explicit.isSatisfied(idx, null), rule.isSatisfied(idx, null),
+                "candleRangeMode 미설정 + candleRange=4 → CURRENT (윈도우 미적용)");
     }
 
     @Test