zss
2024-08-20 970e7b9336aeb7e35c2bbef18bb1d6c1be0f41f7
system-run/src/test/java/com/yuanchu/mom/SystemRunApplicationTest.java
@@ -1,44 +1,42 @@
package com.yuanchu.mom;
import com.baomidou.mybatisplus.core.toolkit.ObjectUtils;
import com.yuanchu.mom.exception.ErrorException;
import org.apache.el.lang.ExpressionBuilder;
import org.junit.jupiter.api.Test;
import org.springframework.boot.test.context.SpringBootTest;
import javax.script.ScriptEngine;
import javax.script.ScriptEngineManager;
import java.math.BigDecimal;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.LocalTime;
import java.time.format.DateTimeFormatter;
import java.time.temporal.TemporalAdjusters;
import java.time.temporal.WeekFields;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
@SpringBootTest
class SystemRunApplicationTest {
    @Test
    void  contextLoads() {
                // 获取当前日期
                LocalDate today = LocalDate.now();
    void contextLoads() {
        String b=null;
        BigDecimal decimal1 = new BigDecimal("20");
        BigDecimal decimal2 = new BigDecimal(b == null ?"0":b);
        BigDecimal decimal3 = new BigDecimal("10");
        if (decimal1.compareTo(decimal2)>0 && decimal1.compareTo(decimal3)>0){
            System.out.println("√");
        }
                // 获取本月的第一天和最后一天
                LocalDate firstDayOfMonth = today.with(TemporalAdjusters.firstDayOfMonth());
                LocalDate lastDayOfMonth = today.with(TemporalAdjusters.lastDayOfMonth());
                // 获取周字段信息(根据区域设置)
                WeekFields weekFields = WeekFields.of(Locale.getDefault());
                // 获取本月第一天的周一
                LocalDate startOfWeek = firstDayOfMonth.with(TemporalAdjusters.previousOrSame(weekFields.getFirstDayOfWeek()));
                // 遍历本月所有天数,找出每周的第一天和最后一天
                LocalDate endOfWeek;
                while (startOfWeek.isBefore(firstDayOfMonth.plusMonths(1))) {
                    endOfWeek = startOfWeek.plusDays(6);
                    LocalDateTime startDateTime = LocalDateTime.of(startOfWeek, LocalTime.MIDNIGHT);
                    LocalDateTime endDateTime = LocalDateTime.of(endOfWeek, LocalTime.MIDNIGHT);
                    System.out.println("Week starts on " + startDateTime + " and ends on " + endDateTime);
                    startOfWeek = startOfWeek.plusWeeks(1);
                }
    }
}