修复 issue#3014

hutool-poi/src/test/java/cn/hutool/poi/csv/CsvWriterTest.java

@@ -3,6 +3,8 @@ package cn.hutool.poi.csv;
 import cn.hutool.core.io.file.FileUtil;
 import cn.hutool.core.lang.Console;
 import cn.hutool.core.util.CharsetUtil;
+import java.io.File;
+import org.junit.Assert;
 import org.junit.Ignore;
 import org.junit.Test;
 
@@ -44,4 +46,27 @@ public class CsvWriterTest {
 		}
 		writer.close();
 	}
+
+	@Test
+	public void issue3014Test(){
+		File tmp = new File("/Users/test/Desktop/test.csv");
+		CsvWriter writer = CsvUtil.getWriter(tmp, CharsetUtil.UTF_8);
+		//设置 dde 安全模式
+		writer.setDdeSafe(true);
+		writer.write(
+			new String[] {"=12+23"},
+			new String[] {"-3+2+cmd |' /C calc' !A0"},
+			new String[] {"@SUM(cmd|'/c calc'!A0)"}
+		);
+		writer.close();
+
+		List<String> lines = FileUtil.readLines(tmp, CharsetUtil.UTF_8);
+		Assert.assertEquals("\"=12+23\"",lines.get(0));
+		Assert.assertEquals("\"-3+2+cmd |' /C calc' !A0\"",lines.get(1));
+		Assert.assertEquals("\"@SUM(cmd|'/c calc'!A0)\"",lines.get(2));
+
+	}
+
+
+
 }