feat(trade-monitor): 순수 지표 모듈 (sma/rsi/highest_high)

services/trade-monitor/tests/test_indicators.py

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+"""indicators — 순수 수치 검증."""
+from indicators import sma, rsi_series, highest_high
+
+
+def test_sma_basic():
+    assert sma([1, 2, 3, 4, 5], 5) == 3.0
+    assert sma([1, 2, 3, 4, 5], 2) == 4.5
+
+
+def test_sma_insufficient():
+    assert sma([1, 2], 5) is None
+    assert sma([], 3) is None
+
+
+def test_highest_high():
+    assert highest_high([1, 9, 3, 4], 3) == 9
+    assert highest_high([1, 2, 3], 3) == 3
+    assert highest_high([1, 2], 3) is None
+
+
+def test_rsi_all_gains_is_100():
+    # 단조 증가 → 손실 0 → RSI 100
+    closes = [float(i) for i in range(1, 20)]
+    rs = rsi_series(closes, 14)
+    assert rs, "series should not be empty"
+    assert rs[-1] == 100.0
+
+
+def test_rsi_insufficient():
+    assert rsi_series([1, 2, 3], 14) == []
+
+
+def test_rsi_known_range():
+    # 등락 섞인 시계열 → RSI는 0~100 사이
+    closes = [10, 11, 10.5, 11.5, 11, 12, 11.8, 12.5, 12, 13,
+              12.7, 13.2, 12.9, 13.5, 13.1, 13.8]
+    rs = rsi_series(closes, 14)
+    assert len(rs) == len(closes) - 14
+    assert all(0.0 <= v <= 100.0 for v in rs)