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2026-06-07 14:17:18 +08:00
parent 074d99715d
commit 77a4ee1c37
66 changed files with 2676 additions and 548 deletions
--- a/康康Tests/ExportTrendBuilderTests.swift
+++ b/康康Tests/ExportTrendBuilderTests.swift
@@ -0,0 +1,112 @@
+import Testing
+import Foundation
+@testable import 康康
+
+/// `ExportTrendBuilder` 是纯函数,覆盖:方向判定、血压合并、相关性过滤、
+/// 点数 <2 过滤、跨参考范围边界标记、非数值点丢弃、整行文案格式。
+struct ExportTrendBuilderTests {
+
+    private func ind(
+        name: String = "血糖",
+        value: String,
+        unit: String = "mmol/L",
+        range: String = "3.9-6.1",
+        status: IndicatorStatus = .normal,
+        daysAgo: Int,
+        seriesKey: String? = nil
+    ) -> Indicator {
+        let date = Calendar.current.date(byAdding: .day, value: -daysAgo, to: .now)!
+        return Indicator(name: name, value: value, unit: unit, range: range,
+                         status: status, capturedAt: date, seriesKey: seriesKey)
+    }
+
+    @Test func upDirectionFlaggedAndLineFormat() {
+        let items = [
+            ind(value: "5.2", status: .normal, daysAgo: 27),
+            ind(value: "6.8", status: .high, daysAgo: 0),
+        ]
+        let trends = ExportTrendBuilder.build(allInWindow: items, relevant: items)
+        let t = try! #require(trends.first)
+        #expect(t.direction == .up)
+        #expect(t.flagged)            // 末值 high
+        #expect(t.count == 2)
+        #expect(t.valueText == "5.2→6.8")
+        #expect(t.rangeText == "3.9-6.1")
+        #expect(t.line() == "⚠️ 血糖 5.2→6.8 mmol/L ↑（参考 3.9-6.1），近 27 天 2 次")
+    }
+
+    @Test func downDirection() {
+        let items = [
+            ind(value: "6.0", daysAgo: 10),
+            ind(value: "5.0", daysAgo: 1),
+        ]
+        let t = try! #require(ExportTrendBuilder.build(allInWindow: items, relevant: items).first)
+        #expect(t.direction == .down)
+        #expect(!t.flagged)           // 两点都 normal
+    }
+
+    @Test func flatWithinThreshold() {
+        // (5.1-5.0)/5.0 = 0.02 < 0.05 → 平稳
+        let items = [
+            ind(value: "5.0", daysAgo: 5),
+            ind(value: "5.1", daysAgo: 1),
+        ]
+        let t = try! #require(ExportTrendBuilder.build(allInWindow: items, relevant: items).first)
+        #expect(t.direction == .flat)
+    }
+
+    @Test func filtersSeriesWithFewerThanTwoPoints() {
+        let items = [ind(value: "5.0", daysAgo: 1)]
+        #expect(ExportTrendBuilder.build(allInWindow: items, relevant: items).isEmpty)
+    }
+
+    @Test func excludesIrrelevantSeries() {
+        let glucose = [
+            ind(name: "血糖", value: "5.0", unit: "mmol/L", daysAgo: 3),
+            ind(name: "血糖", value: "5.5", unit: "mmol/L", daysAgo: 1),
+        ]
+        let weight = [
+            ind(name: "体重", value: "68", unit: "kg", range: "", daysAgo: 3),
+            ind(name: "体重", value: "67", unit: "kg", range: "", daysAgo: 1),
+        ]
+        // weight 有 ≥2 点,但不在 relevant 集 → 不出趋势
+        let trends = ExportTrendBuilder.build(allInWindow: glucose + weight, relevant: glucose)
+        #expect(trends.count == 1)
+        #expect(trends.first?.title == "血糖")
+    }
+
+    @Test func bloodPressureMergesToSingleLine() {
+        let items = [
+            ind(name: "收缩压", value: "150", unit: "mmHg", range: "", daysAgo: 20, seriesKey: "bp.systolic"),
+            ind(name: "舒张压", value: "95",  unit: "mmHg", range: "", daysAgo: 20, seriesKey: "bp.diastolic"),
+            ind(name: "收缩压", value: "138", unit: "mmHg", range: "", daysAgo: 1,  seriesKey: "bp.systolic"),
+            ind(name: "舒张压", value: "88",  unit: "mmHg", range: "", daysAgo: 1,  seriesKey: "bp.diastolic"),
+        ]
+        let t = try! #require(ExportTrendBuilder.build(allInWindow: items, relevant: items).first)
+        #expect(t.title == "血压")
+        #expect(t.unit == "mmHg")
+        #expect(t.valueText == "150/95→138/88")
+        #expect(t.direction == .down)   // 收缩压为准
+        #expect(t.rangeText == nil)      // 血压双范围不展示
+    }
+
+    @Test func flaggedWhenStatusCrossesBoundary() {
+        // 首高末正常:跨参考范围边界 → 仍 flagged,提示医生注意变化
+        let items = [
+            ind(value: "6.8", status: .high, daysAgo: 5),
+            ind(value: "5.5", status: .normal, daysAgo: 1),
+        ]
+        let t = try! #require(ExportTrendBuilder.build(allInWindow: items, relevant: items).first)
+        #expect(t.flagged)
+    }
+
+    @Test func nonNumericPointDropped() {
+        let items = [
+            ind(value: "高", daysAgo: 3),
+            ind(value: "5.0", daysAgo: 2),
+            ind(value: "5.5", daysAgo: 1),
+        ]
+        let t = try! #require(ExportTrendBuilder.build(allInWindow: items, relevant: items).first)
+        #expect(t.count == 2)   // "高" 解析失败被丢
+    }
+}