learn junit

I. IntroductionJUnit: a Java testing framework for source code development. It is used to write and run repeated tests. It is an example of xunit, a unit testing framework system (for Java ). Below are some features of JUnit:1. The provided API allows you to write reusable unit test cases with clear test results2. Three methods are provided to display your test results.3. Provides the unit test case batch operation function4. Ultra-lightweight and eas

Use the runwith annotation to change the default execution class of JUnit and implement its own listener unit test at ordinary times. If the runwith annotation is not used, JUnit will use the default execution class suite for execution, as shown below: [Java]View plaincopy Public class testclass { @ Test public void T1 (){} } JUnit allows you to specify othe

The setup and teardown methods have been used for JUnit tests over the past few days. They can be understood simply in this way. Setup mainly implements initialization before the test, teardown mainly achieves garbage collection after testing. Note that every test method in junit3 will execute them, instead of executing them once in a class, junit4 uses annotations to implement a class only once. Let's take a look at the test below.Code: Jar: Ht

Tags: JUnit Original article: test execution orderOriginal Article Date: January 1, December 06, 2012Translated on: February 1, October 16, 2014Interpreter: bailima According to the design, JUnit does not specify the execution sequence of the test method. So far, these test methods are simply executed based on the order returned by the reflection API. However, since the Java platform does not specify a clea

JUnit 3.8 1. Add the JUnit Library Under eclipse Right-click Project> build path> Add library> and select JUnit. 2. Download the jar package from the official website and import it to the project. 3. Write test cases. Create SRC fold under the same level of SRC and name it test. The new test case under test corresponds to the class to be tested. For example.

1 Write a test class and simply understand how junit can be partially used to replace Java's Main method 2 Add annotations on the test class method @Test3 @Test Modified method requires: Publicvoid Method name () {...}, method name custom recommendation test begins with no parameters. That is, JUnit can only run the modifier to public and return the null argument method with the value type void .@Before

 Eclipse comes with the JUnit plug-in, which makes it easy to write test cases in a project without having to install them.Add a JUnit library to your projectBefore you can write test cases, you need to introduce JUnit first. Right-click on the project root, select Properties,java Build path,libraries,Add Library, select JUnit:Click Next to select the

JUnit is a Java Unit Test tool, and in general Eclipse integrates this JUNIT4 test toolSince it is a test tool, although the development is used more, but as testers also need to have the idea of junit testing, and more technology does not press the bodyHere is a brief description of the usage:1. Create a junit4test project in eclipseClick "File", "New", "Java project", the following interface appears, fill

. InternetExplorer ();Iecapabilities. setcapability (Internetexplorerdriver.introduce_flakiness_by_ignoring_security_domains,true);Webdriver Driver = new Internetexplorerdriver (iecapabilities);Driver.get ("http://www.google.com.hk");webelement element = Driver.findelement (By.name ("Q"));Element.sendkeys ("Hello selenium!");Element.submit ();try {Thread.Sleep (3000);} catch (Interruptedexception e) {E.printstacktrace ();}System.out.println ("page title is:" + driver.gettitle ());Driver.quit ();

JUnit needs to use log4j at run time, but the log4j configuration file needs to be loaded at boot time, This requires the first to be able to find the Log4j.properties file, in JUnit, the default is to find the Log4j.properties file from the src file directory, but if the log4j.properties file is not in the SRC directory will report the following error: Cannot Initialize log4j Log4j:warn No appenders could

All test methods in JUnit are performed by the Test Runner. JUnit unit tests provide a default test runner Blockjunit4classrunner, but there is no restriction that the default runner must be used. We can customize our own running device as needed, as long as we inherit from Org.junit.runner.Runner. In general, the default test runner can handle most of the unit test requirements. When using some of the adva

test, and then test it. But it's a hassle to write test cases every time you need to create a new class.Having said so much, the welfare came. Unit Test Tool--junit. Assist us with unit testing and provide many conveniences. Here's how to use JUnit for unit testing in eclipse.If we write a calculator, we provide some simple calculator functions. The code below, deliberately leave some bugs.1PackageOrg.logb

Test Categories: White box testing, black box testing, unit testing, integrated testing, functional testing .... A white box test is a test that knows how the software being tested is completed and what (What) functions are performed, typically by a developer, and unit tests are a white box test because developers know the software they write best. JUnit is a regression test framework written by Erich Gamma and Kent Beck, and regression testing is whe

This article from one Coder blog, reproduced Please be sure to indicate the source: http://www.coderli.com/archives/multi-thread-junit-grobountils/ Students who have written JUnit unit tests should have a feeling that JUnit itself does not support common multithreaded testing, because the underlying implementation of JUnit