9일 신고가 매수 조건 오류

backend/src/main/java/com/goldenchart/service/IndicatorHlineResolver.java

@@ -20,6 +20,12 @@ public final class IndicatorHlineResolver {
 
         if (field == null || field.isBlank()) return null;
 
+        // 지표 시리즈 필드 — 접미 숫자를 임계값 상수로 오인하지 않음 (NH_PRIOR_9 → 9.0 버그 방지)
+        if (field.startsWith("NH_PRIOR_") || field.startsWith("NL_PRIOR_")
+                || field.startsWith("DC_UPPER_") || field.startsWith("DC_LOWER_") || field.startsWith("DC_MIDDLE_")) {
+            return null;
+        }
+
         boolean override = cond != null && cond.path("thresholdOverride").asBoolean(false);
 
         // K_* = 직접입력 숫자 스냅샷 — hline 역할로 치환하지 않음 (K_55 → 55)
@@ -54,6 +60,10 @@ public final class IndicatorHlineResolver {
     private static boolean isThresholdRoleField(String field) {
         if (field == null || field.isBlank()) return false;
         if (field.startsWith("K_")) return true;
+        if (field.startsWith("NH_PRIOR_") || field.startsWith("NL_PRIOR_")
+                || field.startsWith("DC_UPPER_") || field.startsWith("DC_LOWER_") || field.startsWith("DC_MIDDLE_")) {
+            return false;
+        }
         if ("HL_OVER".equals(field) || "HL_MID".equals(field) || "HL_UNDER".equals(field)) {
             return true;
         }

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

@@ -68,4 +68,14 @@ class IndicatorHlineResolverTest {
         assertNull(IndicatorHlineResolver.resolveThresholdField(
                 null, "", "RSI", Map.of()));
     }
+
+    @Test
+    void nhPriorField_notParsedAsNumericConstant() {
+        assertNull(IndicatorHlineResolver.resolveThresholdField(
+                null, "NH_PRIOR_9", "NEW_HIGH", Map.of()));
+        assertNull(IndicatorHlineResolver.resolveThresholdField(
+                null, "NL_PRIOR_20", "NEW_LOW", Map.of()));
+        assertNull(IndicatorHlineResolver.resolveThresholdField(
+                null, "DC_UPPER_9", "DONCHIAN", Map.of()));
+    }
 }

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

@@ -173,8 +173,56 @@ class PriceExtremeRuleTest {
         assertFalse(hits.isEmpty(), "하락 추세에서 9·20일 신저가 복합 매도 조건이 최소 1회 충족되어야 함");
     }
 
+    @Test
+    void nhPrior_crossUp_firesOnRealPriceBreakout_notConstantNine() throws Exception {
+        BarSeries series = buildFlatThenBreakoutSeries(97_000_000.0, 97_500_000.0, 15);
+        Rule buy = rule(series, """
+            { "type": "CONDITION", "condition": {
+              "indicatorType": "NEW_HIGH",
+              "conditionType": "CROSS_UP",
+              "leftField": "CLOSE_PRICE",
+              "rightField": "NH_PRIOR_9",
+              "period": 9
+            }}
+            """);
+
+        List<Integer> hits = satisfiedIndices(buy, series);
+        assertFalse(hits.isEmpty(),
+                "97M대 종가가 9일 신고가선 상향 돌파 시 CROSS_UP — NH_PRIOR_9를 상수 9로 해석하면 영원히 false");
+        assertTrue(hits.stream().anyMatch(i -> i >= 9),
+                "9봉 워밍업 이후 돌파 봉에서만 시그널");
+    }
+
     // ── helpers ─────────────────────────────────────────────────────────────
 
+    /** 횡보 후 한 봉에 종가 돌파 — NH_PRIOR CROSS_UP 검증용 */
+    private static BarSeries buildFlatThenBreakoutSeries(double flatPrice, double breakoutClose, int flatBars) {
+        Duration period = Duration.ofMinutes(3);
+        BarSeries series = new BaseBarSeriesBuilder()
+                .withName("flat-breakout")
+                .withNumFactory(DoubleNumFactory.getInstance())
+                .withBarBuilderFactory(new TimeBarBuilderFactory())
+                .build();
+        TimeBarBuilderFactory factory = new TimeBarBuilderFactory();
+        Instant base = Instant.parse("2024-01-01T00:00:00Z");
+        for (int i = 0; i < flatBars; i++) {
+            factory.createBarBuilder(series)
+                    .timePeriod(period)
+                    .endTime(base.plus(period.multipliedBy(i + 1L)))
+                    .openPrice(flatPrice).highPrice(flatPrice + 1000).lowPrice(flatPrice - 1000).closePrice(flatPrice)
+                    .volume(1000)
+                    .add();
+        }
+        int i = flatBars;
+        factory.createBarBuilder(series)
+                .timePeriod(period)
+                .endTime(base.plus(period.multipliedBy(i + 1L)))
+                .openPrice(flatPrice).highPrice(breakoutClose + 500).lowPrice(flatPrice - 500).closePrice(breakoutClose)
+                .volume(5000)
+                .add();
+        return series;
+    }
+
     private Rule rule(BarSeries series, String json) throws Exception {
         JsonNode node = MAPPER.readTree(json);
         return adapter.toRule(node, series, Map.of());