254 lines
7.6 KiB
Dart
254 lines
7.6 KiB
Dart
import 'package:flutter_test/flutter_test.dart';
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import 'package:qiangbao_accounting/models/health.dart';
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/// 「强宝健康」模型的解析测试。
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///
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/// 这些 fromJson 全部要能扛住后端字段缺失/类型不符 —— 它们被用在
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/// 首屏三个卡片上，任何一处抛异常都会让整个首页变成错误态。
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/// 所以每个测试都在验证「给脏数据也不炸」。
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void main() {
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group('体重折线图解析', () {
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test('正常数据：点位、当前体重、差值都对', () {
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final chart = WeightChart.fromJson({
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'points': [
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{'date': '2026-09-01', 'weight': 65.0},
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{'date': '2026-09-05', 'weight': 64.2},
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],
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'currentWeight': 64.2,
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'delta': -0.8,
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'maxWeight': 66.0,
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'minWeight': 58.0,
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});
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expect(chart.points.length, 2);
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expect(chart.points.first.weight, 65.0);
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expect(chart.points.last.date.day, 5);
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expect(chart.currentWeight, 64.2);
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expect(chart.delta, -0.8);
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expect(chart.hasData, isTrue);
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});
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test('空数据不炸，hasData 为 false', () {
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final chart = WeightChart.fromJson(const {});
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expect(chart.points, isEmpty);
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expect(chart.hasData, isFalse);
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expect(chart.currentWeight, isNull);
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expect(chart.delta, isNull);
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});
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test('字段类型不符（字符串数字）也能解析', () {
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final chart = WeightChart.fromJson({
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'points': [
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{'date': '2026-09-01', 'weight': '65.5'},
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],
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'currentWeight': '65.5',
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});
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expect(chart.points.first.weight, 65.5);
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expect(chart.currentWeight, 65.5);
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});
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test('日期解析不出来时不抛异常', () {
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final chart = WeightChart.fromJson({
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'points': [
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{'date': '不是日期', 'weight': 65},
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],
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});
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expect(chart.points.length, 1);
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expect(chart.points.first.weight, 65);
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});
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test('delta 为 null（只记过一次）时保持 null，不退化成 0', () {
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// 0 会被显示成「没变化」，而实际含义是「还没有上一次可比」——
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// 这两件事在界面上必须能区分
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final chart = WeightChart.fromJson({
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'points': [
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{'date': '2026-09-01', 'weight': 65},
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],
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'delta': null,
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});
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expect(chart.delta, isNull);
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});
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});
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group('减重目标解析', () {
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test('没设过目标时 hasGoal=false，字段全是安全的默认值', () {
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final goal = WeightGoal.fromJson({'hasGoal': false});
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expect(goal.hasGoal, isFalse);
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expect(goal.idealCurve, isEmpty);
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expect(goal.weeklyLoss, 0);
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expect(goal.currentWeight, isNull);
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});
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test('正常目标：每周应减 + 理想曲线 + 进度', () {
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final goal = WeightGoal.fromJson({
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'hasGoal': true,
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'id': 3,
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'startWeight': 65.0,
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'targetWeight': 58.0,
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'startDate': '2026-01-01',
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'targetDate': '2026-04-01',
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'totalWeeks': 13,
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'weeklyLoss': 0.54,
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'weeklyLossUnhealthy': false,
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'idealCurve': [
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{'date': '2026-01-01', 'weight': 65.0},
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{'date': '2026-01-08', 'weight': 64.46},
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],
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'currentWeight': 63.2,
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'lostWeight': 1.8,
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'remainWeight': 5.2,
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'weightProgress': 0.257,
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'timeProgress': 0.4,
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});
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expect(goal.hasGoal, isTrue);
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expect(goal.weeklyLoss, 0.54);
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expect(goal.idealCurve.length, 2);
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expect(goal.idealCurve.first.weight, 65.0);
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expect(goal.lostWeight, 1.8);
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expect(goal.weightProgress, closeTo(0.257, 0.001));
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expect(goal.weeklyLossUnhealthy, isFalse);
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});
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test('每周超过 1kg 时标成不健康', () {
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final goal = WeightGoal.fromJson({
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'hasGoal': true,
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'startWeight': 65.0,
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'targetWeight': 58.0,
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'weeklyLoss': 2.33,
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'weeklyLossUnhealthy': true,
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});
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expect(goal.weeklyLossUnhealthy, isTrue);
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});
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test('缺 hasGoal 字段时按「没设过目标」处理', () {
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final goal = WeightGoal.fromJson(const {});
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expect(goal.hasGoal, isFalse);
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});
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});
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group('食物与份量', () {
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test('份量列表解析，并保证有兜底', () {
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final food = FoodItem.fromJson({
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'id': 1,
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'name': '米饭(蒸)',
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'energyKcal': 116.0,
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'portions': [
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{'label': '一碗', 'grams': 150},
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{'label': '小碗', 'grams': 100},
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],
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});
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expect(food.portions.length, 2);
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expect(food.portions.first.label, '一碗');
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expect(food.portions.first.grams, 150);
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});
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test('kcalFor 按份量换算', () {
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final food = FoodItem.fromJson({
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'id': 1,
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'name': '米饭',
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'energyKcal': 116.0,
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});
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// 每 100g 116 kcal，吃 150g 就是 174 kcal
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expect(food.kcalFor(150), closeTo(174.0, 0.01));
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expect(food.kcalFor(100), closeTo(116.0, 0.01));
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});
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test('kcalFor 遇到 0 / 负数 / 缺能量值都返回 0，不抛不返回 NaN', () {
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final food = FoodItem.fromJson({'id': 1, 'name': '未知食物'});
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expect(food.kcalFor(150), 0);
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expect(food.kcalFor(0), 0);
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expect(food.kcalFor(-10), 0);
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});
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test('食物名为空时给占位，不显示空白', () {
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final food = FoodItem.fromJson({'id': 1});
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expect(food.name, '未命名食物');
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});
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});
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group('饮食记录解析', () {
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test('某天的饮食：合计 + 按餐次分组', () {
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final day = DietDay.fromJson({
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'date': '2026-09-28',
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'totals': {
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'energyKcal': 1280.5,
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'protein': 62.3,
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'fat': 41.0,
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'carbohydrate': 168.2,
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'dietaryFiber': 12.5,
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'sodium': 2100.0,
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'itemCount': 5,
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},
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'meals': [
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{
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'mealType': 'breakfast',
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'totals': {'energyKcal': 300.0, 'itemCount': 2},
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'items': [
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{
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'id': 1,
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'mealType': 'breakfast',
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'foodName': '鸡蛋',
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'amountGrams': 50,
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'energyKcal': 72.0,
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},
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{
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'id': 2,
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'mealType': 'breakfast',
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'foodName': '牛奶',
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'amountGrams': 200,
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'energyKcal': 228.0,
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},
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],
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},
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],
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});
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expect(day.totals.energyKcal, 1280.5);
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expect(day.totals.itemCount, 5);
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expect(day.meals.length, 1);
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expect(day.meals.first.mealType, 'breakfast');
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expect(day.meals.first.items.length, 2);
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expect(day.meals.first.items.first.foodName, '鸡蛋');
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});
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test('空的一天不炸，合计归零', () {
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final day = DietDay.fromJson(const {});
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expect(day.totals.energyKcal, 0);
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expect(day.totals.itemCount, 0);
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expect(day.meals, isEmpty);
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});
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test('明细缺字段时用安全默认值', () {
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final day = DietDay.fromJson({
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'meals': [
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{
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'items': [
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{'id': 1},
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],
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},
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],
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});
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final item = day.meals.first.items.first;
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expect(item.foodName, '未命名食物');
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expect(item.energyKcal, 0);
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expect(item.mealType, 'snack');
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});
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});
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group('餐次标签', () {
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test('四个餐次都有中文名', () {
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expect(mealLabel('breakfast'), '早餐');
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expect(mealLabel('lunch'), '午餐');
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expect(mealLabel('dinner'), '晚餐');
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expect(mealLabel('snack'), '加餐');
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});
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test('未知餐次兜底到加餐，不返回空字符串', () {
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expect(mealLabel('brunch'), '加餐');
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expect(mealLabel(''), '加餐');
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});
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});
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}
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