Java StringHelper.countChar示例

示例#1

文件： StringHelperTest.java 项目： JSantosP/camel

 public void testCountChar() {
   assertEquals(0, StringHelper.countChar("Hello World", 'x'));
   assertEquals(1, StringHelper.countChar("Hello World", 'e'));
   assertEquals(3, StringHelper.countChar("Hello World", 'l'));
   assertEquals(1, StringHelper.countChar("Hello World", ' '));
   assertEquals(0, StringHelper.countChar("", ' '));
   assertEquals(0, StringHelper.countChar(null, ' '));
 }