fix(holiday): 快报百分比按Excel显示精度取值

xyc

4 天以前 922823a3f1faaf0293256e3ffb1285eaeb8a3b23

 traffic-audit-server/src/test/java/com/trafficaudit/holiday/service/HolidayBulletinServiceTest.java

@@ -21,12 +21,16 @@
    void formatsTableRatiosAsSignedPercentages() throws Exception {
        HolidayBulletinService service = new HolidayBulletinService(null);

        assertEquals("-4.7%", ratio(service, "95.3", "100"));
        assertEquals("1.0%", ratio(service, "101", "100"));
        assertEquals("0%", ratio(service, "100", "100"));
        assertEquals("0%", ratio(service, "10004", "10000"));
        assertEquals("—", ratio(service, "100", null));
        assertEquals("—", ratio(service, "100", "0"));
        assertEquals("-4.7%", ratio(service, "95.3", "100", 1));
        assertEquals("-4.4%", ratio(service, "95.551398", "100", 1));
        assertEquals("-4.5%", ratio(service, "95.551398", "100", 2));
        assertEquals("-0.1%", ratio(service, "99.955", "100", 2));
        assertEquals("0%", ratio(service, "99.955", "100", 1));
        assertEquals("1.0%", ratio(service, "101", "100", 1));
        assertEquals("0%", ratio(service, "100", "100", 1));
        assertEquals("0%", ratio(service, "10004", "10000", 1));
        assertEquals("—", ratio(service, "100", null, 1));
        assertEquals("—", ratio(service, "100", "0", 1));
    }

    @Test
@@ -77,6 +81,27 @@
        verify(stat, never()).cumulativeMetrics(0, "NATIONAL_DAY", 1);
    }

    @Test
    void cumulativeParagraphUsesExcelDisplayThenBulletinRounding() throws Exception {
        HolidayBulletinService service = new HolidayBulletinService(null);

        DailyMetrics current = new DailyMetrics();
        current.setTotalPersonFlow(new BigDecimal("3088.62958"));
        DailyMetrics previousYear = new DailyMetrics();
        previousYear.setTotalPersonFlow(new BigDecimal("3232.42742"));
        DailyMetrics twoYearsAgo = new DailyMetrics();
        twoYearsAgo.setTotalPersonFlow(new BigDecimal("3137.80860"));

        Method method = HolidayBulletinService.class.getDeclaredMethod(
                "cumulativeParagraph", DailyMetrics.class, DailyMetrics.class, DailyMetrics.class);
        method.setAccessible(true);
        String text = (String) method.invoke(service, current, previousYear, twoYearsAgo);

        assertEquals(
                "假期以来，全省全社会跨区域人员流动量累计3088.63万人次，比2025年同期下降4.5%，比2024年同期下降1.6%。",
                text);
    }

    private Object comparableCumulative(HolidayBulletinService service, DailyMetrics current,
                                        DailyMetrics comparisonYear,
                                        Function<DailyMetrics, BigDecimal> selector) throws Exception {
@@ -86,11 +111,13 @@
        return method.invoke(service, current, comparisonYear, selector);
    }

    private String ratio(HolidayBulletinService service, String current, String base) throws Exception {
        Method method = HolidayBulletinService.class.getDeclaredMethod("ratio", BigDecimal.class, BigDecimal.class);
    private String ratio(HolidayBulletinService service, String current, String base,
                         int excelPercentScale) throws Exception {
        Method method = HolidayBulletinService.class.getDeclaredMethod(
                "ratio", BigDecimal.class, BigDecimal.class, int.class);
        method.setAccessible(true);
        BigDecimal currentValue = current == null ? null : new BigDecimal(current);
        BigDecimal baseValue = base == null ? null : new BigDecimal(base);
        return (String) method.invoke(service, currentValue, baseValue);
        return (String) method.invoke(service, currentValue, baseValue, excelPercentScale);
    }
}