junit关键方法

Hamcrest:
JUnit4.4引入了Hamcrest框架,Hamcest提供了一套匹配符Matcher,这些匹配符更接近自然语言,可读性高,更加灵活

1、equalTo: assertThat(testedValue, equalTo(expectedValue));
匹配符断言被测的testedValue等于expectedValue, equalTo可以断言数值之间,字符串之间和对象之间是否相等,相当于Object的equals方法

2、equalToIgnoringCase:
assertThat(testedString, equalToIgnoringCase(expectedString));
匹配符断言被测的字符串testedString在忽略大小写的情况下等于expectedString

3、 equalToIgnoringWhiteSpace:
assertThat(testedString, equalToIgnoringWhiteSpace(expectedString);
匹配符断言被测的字符串testedString在忽略头尾的任意个空格的情况下等于expectedString,注意:字符串中的空格不能被忽略

4、containsString :assertThat(testedString, containsString(subString) );
匹配符断言被测的字符串testedString包含子字符串subString**/

5、endsWith:assertThat(testedString, endsWith(suffix));
匹配符断言被测的字符串testedString以子字符串suffix结尾

6、startsWith:assertThat(testedString, startsWith(prefix));
匹配符断言被测的字符串testedString以子字符串prefix开始

7、nullValue():assertThat(object,nullValue());
匹配符断言被测object的值为null

8、notNullValue():assertThat(object,notNullValue());
匹配符断言被测object的值不为null

9、is:assertThat(testedString, is(equalTo(expectedValue)));
匹配符断言被测的object等于后面给出匹配表达式

10、is:assertThat(testedValue, is(expectedValue));
匹配符简写应用之一,is(equalTo(x))的简写,断言testedValue等于expectedValue

10、is:assertThat(testedObject, is(Cheddar.class));
匹配符简写应用之二,is(instanceOf(SomeClass.class))的简写,
断言testedObject为Cheddar的实例

11、not:assertThat(testedString, not(expectedString));
匹配符和is匹配符正好相反,断言被测的object不等于后面给出的object

12、allOf:assertThat(testedNumber, allOf( greaterThan(8), lessThan(16) ) );
匹配符断言符合所有条件,相当于“与”(&&)

13、anyOf: assertThat(testedNumber, anyOf( greaterThan(16), lessThan(8) ) );
匹配符断言符合条件之一,相当于“或”(||)

14、closeTo: assertThat(testedDouble, closeTo( 20.0, 0.5 ));
匹配符断言被测的浮点型数testedDouble在20.0¡À0.5范围之内

15、greaterThan: assertThat(testedNumber, greaterThan(16.0));
匹配符断言被测的数值testedNumber大于16.0

16、 lessThan: assertThat(testedNumber, lessThan (16.0));
匹配符断言被测的数值testedNumber小于16.0

17、 greaterThanOrEqualTo:
assertThat(testedNumber, greaterThanOrEqualTo (16.0));
匹配符断言被测的数值testedNumber大于等于16.0

18、lessThanOrEqualTo:assertThat(testedNumber, lessThanOrEqualTo (16.0));
匹配符断言被测的testedNumber小于等于16.0

19、hasEntry:assertThat(mapObject, hasEntry(“key”, “value” ) );
匹配符断言被测的Map对象mapObject含有一个键值为”key”对应元素值为”value”的Entry项

20、hasItem:assertThat(iterableObject, hasItem (element));
匹配符表明被测的迭代对象iterableObject含有元素element项则测试通过

21、 hasKey:assertThat(mapObject, hasKey (“key”));
匹配符断言被测的Map对象mapObject含有键值“key”*/

22、hasValue :assertThat(mapObject, hasValue(value));
匹配符断言被测的Map对象mapObject含有元素值value

23、sameInstance()

24、containsString()

25、

注:测试方法不是是静态、不能有参数、只能是静态的

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