add test

hutool-json/src/test/java/cn/hutool/json/Issue1075Test.java

@@ -0,0 +1,22 @@
+package cn.hutool.json;
+
+import lombok.Data;
+import org.junit.Assert;
+import org.junit.Test;
+
+public class Issue1075Test {
+	@Test
+	public void test() {
+		String s = "{\"f1\":\"f1\",\"F2\":\"f2\",\"fac\":\"fac\"}";
+
+		ObjA o2 = JSONUtil.parseObj(s, JSONConfig.create().setIgnoreCase(true)).toBean(ObjA.class);
+		Assert.assertEquals("fac", o2.getFAC());
+	}
+
+	@Data
+	public static class ObjA {
+		private String f1;
+		private String F2;
+		private String FAC;
+	}
+}