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developers.
Emma is a popular open-source Java test coverage analysis tool that supports various types of test coverage analysis such as classes, methods, code lines, and basic code blocks, you can export the coverage analysis re
frameworks. can also be used with manual, functional or integration testing.
4. Macer from http://innig.net/macker/
License: GPL
Macer is a build-time processing tural Rule Checking utility for Java developers. it's meant to model the specified tural ideals programmers always dream up for their projects, and then break -- it helps keep code clean and consistent. you can tailor a rules file to suit a s
code quality checker that integrates checkstyle,pmd,findbugs code validation rules, repetitive code discovery, code test coverage, code comment rate, and all detection rate change tracking. It contains seven aspects of
from:http://emma.sourceforge.net/EMMA:A free Java Code Coverage tool
Code coverage for FREE:A basic freedom?
Until recently, the world's Java development had been
Code Quality Overview how to tell if a project code is well written or bad? Where is the distinction between good code and corrupt code? How to write your own code is beautiful and vitality? The following is a rough introduction to the problem of
selecting the Eclipse menu item run to install the Coverlipse plug-in and associating it with junit, this action displays a series of run configuration options, such as JUnit, SWT, and Java™ applications. Right-click it and select New in the JUnit w/coverlipse node. Here, you need to determine the location of the JUnit test, as shown in Figure 6:
Figure 6. Configuring Coverlipse to get Code
coding to uncover potential flaws in the source code early in the development cycle. There are many more benefits to this, such as saving time, reducing failures, and thus reducing the cost of the project. Yes, this is a proactive way!
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Java applications. Right-click it and selectJUnit w/coverlipseNodeNew. Here, you need to determine the position of the JUnit test, as shown in 6:
Figure 6. Configure coverlipse to get code coverage
Once you clickRun, Eclipse runs coverlipse and embeds the mark in the source code (7). This mark shows the
handling the declaration of overloaded methods, bind them to different implementations. During the type check, the compiler analyzes the parameter type to determine which method is called;
Dynamic overloading allows you to select different methods based on the actual parameter type during running. This is a form of dynamic Distribution (dynamic dispatch;
Dynamic Distribution (dynamic dispatch) can also be used to implement method coverage. The called
name, but the parameter table, that is, the number of parameters or (and) data type can be different, when called, although the method name is the same, but according to the parameter table can automatically call the corresponding function. If we use reflector to see the base Class library of. NET written by Microsoft, we can find that he uses a lot of method overloads, so that when we call, we do not need to remember so many method names, but know the function of the method can directly give h
This article provides some tools to help you optimize the code and check potential problems in the source code.
1.PMDFrom http://pmd.sourceforge.net/
PMD can scan Java source code to find potential problems similar to the following:
Possible bug -- a null value is returned in the try/catch/finally/switch statement.
Original article: http://java.dzone.com/articles/java-tools-source-code
1.PMDFrom
Http://pmd.sourceforge.net/
PMD can scan Java source code to find potential problems similar to the following:
Potential bug -- a null value is returned in the try/catch/finally/switch statement.
Dead
coverage without leaving the IDE environment. By using Apache ant and Maven, this plug-in can seamlessly integrate other projects. It can be easily integrated into traditional build systems through the command line interface and API system.Features of this plug-in:Supports fast, accurate, and configurable methods and statements.Supports rich report formats: HTML, PDF, XML, and swing GUI.Precisely control source c
JUnit Unit Test Tutorial-The ultimate guide
The ultimate guide to JUnit Unit Testing tutorials
Description
Introduction to Unit Testing
1 What is unit testing
2 Test coverage
3 unit tests in Java
About JUnit
1 using Eclipse to implement a simple JUnit test example
Implementing the complete JUnit example with
automate Tests of building maintainable Software-java Chapter
Keep the bar Green to Keep of the code clean.
-the JUnit Motto
guideline:•
Automate TestsFor your codebase.
do this by
writing automated tests using a test framework.
this improves maintainability because automated testing makes development
predictable and less risky.
Motivation
automated testing makes testing repeatableJust like other
Referring to code specifications, the general will be directly associated with how the code should be written to be more readable. We can look at the Java code specifications published by SUN (which has been acquired by Oracle), Google, BAT, and Huawei, and you will find that they are not just
. * * If current capacity are maximum_capacity, this method does isn't * resize the map, but sets threshold to Integer. Max_value. * This have the effect of preventing future calls. * * @param newcapacity The new capacity, must be a power of; * Must be greater than current capacity unless current * capacity are maximum_capacity (in which case Val UE * is irrelevant). */void Resize (int newcapacity) {entry[] oldtable = table; int oldcapacity = Oldtable.length;
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