During development, we need to perform unit tests on some functions and start activity to test some small functions. This is a bit of a fuss.
We can use the android unit test tool
This article is just an introduction to the effect of brick throwing.
Instrumentation has no interface and can be started.
The following
Currently, test-driven development is becoming more and more popular. Because there is a reasonable existence, this development method must have its advantages. As a smallProgramPersonnel, the pursuit of new technologies is an important motivation for work. I believe everyone will share the same feeling.
Test-driven development is an important part of extreme programming (XP). It can be seen from the lite
/'}} dependencies {Classpath' com.android.tools.build:gradle:0.12.+ '//classpath ' org.robolectric:robolectric-gradle-plugin:0.13.+ '//referencing related Gradle pluginsClasspath ' com.github.jcandksolutions.gradle:android-unit-test:1.6.2 '}}apply Plugin:' Android-library 'Apply plugin:' Idea 'Idea {module {//set the output directory of the test classTestoutputdi
Unit Test of Dalvik Virtual Machine hash table
Source code in DVMDalvik/Vm/test/testhash. cpp is a built-in ut test case of DVM. Its implementation is intuitive. Let's analyze it briefly:
Test cases:
All tests are performed in the dvmtesthash () function. The
example, to test the FindOne in the service above, by right-clicking->goto->test on the method API Unit test for 3.controller Similarly, right-clicking on the method, Goto->test, gets the
In this section, we will briefly test the test controller. In all different types of automated tests, we only care about one type at the moment: unit testing ).
Unit testing is a small script-based test, which is usually written in the same language as the product code. The
.
Singlelaunchactivitytestcase: This test case only calls setup () and teardown () once. Unlike other test cases, every time a test method is called, setup () is re-called () and teardown (). therefore, this class is used to test whether the activity can correctly process multiple calls.
Activityunittestcase: Mainly
it troublesome to test on Android, it's a good idea that we can play a bad test on the chicken.For years, Android developers have struggled to overcome the difficulties of testing in Android. Roboletric is the wisdom of these engineers, which allows developers to test Android on a JVM virtual machine. And recently the blog began to denounce Fragment, the leading
, see one of the series ):
Using system; using xunit; using system. configuration; namespace xunitdemo {public class xunitdemo: idisposable {public xunitdemo () {// You can initialize the system before the test starts. console. writeline ("init");} [fact] public void testadd () {assert. equal
The program running effect is as follows:
Summary
As nunit release, xunit. net does overcome many shortcomings of nunit (for the shortcomings and shortcoming
Python has a self-contained unit test framework that is the UnitTest module, which is used for unit testing, which encapsulates some of the result methods returned by the checksum and some initialization operations before the use cases are executed.Before you say UnitTest, say a few concepts:TestCase is also a test cas
you're testing depends on the rest of the system, or even many other parts of the system. In this case, if you are not careful, you may eventually find yourself accidentally initializing every component of the system, all just to create the necessary operating environment for a particular test. This not only takes a lot of time, but it's a lot of coupling factors that have been introduced into the
calls Setup () and teardown () only once, unlike other test cases, where Setup () and teardown () are called back each time the test method is called. So the class is meant to test whether the activity can handle multiple invocations correctly.Activityunittestcase: Primarily used to test activity, because it allows th
Android Development Learning-SQLite database and unit test, androidsqlite
SQLite DatabaseLightweight relational databasesThe api required to create a database: SQLiteOpenHelper
Public class Myopenhelper extends SQLiteOpenHelper {// public Myopenhelper (Context context, String name, CursorFactory factory, int version) {// name database file name, cursor factory, d
() is primarily used to test file uploads, because send () can only upload text fields, so the upload about multipart-file needs to be bound by Attachments.Persistent cookies:In a lot of business, users need to log in before the permission to perform operations, this time as an HTTP request simulation, you must be able to save some cookie data, that is, call persistence, two ways:1) again supertest, can be an agent object, the
In general, we need to use small datasets to unit test the map and reduce functions we have written. Generally, we can use the Mockito framework to simulate the OutputCollector object (Hadoop version earlier than 0.20.0) and Context object (greater than or equal to 0.20.0 ). The following is a simple WordCount example: (using a new API) at the beginning
In genera
blocksize*allblocks;} Format Function Private String formatsize (long size) {return formatter.formatfilesize (this, size);} Whether to mount the SD card private Boolean Existsdcard () {if (Environment.getexternalstoragestate (). Equals (Environment.media _mounted)) {return true; } else return false;} }Note: When using APIs such as Getblockcountlong (), the main SDK version, SDK17 is not supported Getblockcountlong (), the lower version of the SDK still uses Getblockcount () and so on withou
your own exception classes.
All exceptions must be subclasses of Throwable .
If you want to write an inspection exception class, you need to inherit the Exception class.
If you want to write a run-time exception class, you need to inherit the RuntimeException class.
1. Custom myexception exceptions/*** Function Description: Custom Exception class **/ Public classMyExceptionextendsRuntimeException {Private Static Final LongSerialversionuid = 1L; Publicmyexception (string c
Introduction
Previously wanted to use the JS Unit Test framework Test interface, but for half a day is simulated Ajax request method test. (jest frame). So thought of using PHP to achieve.
Business
PHPUnit Address: Https://phpunit.de/manual/current/zh_cn/installation.html#installation.optional-packages
Guzzle Address:
supports hard-coded simple templates in Java.
However, I still encountered a lot of problems during the trial. I always felt that its template syntax was somewhat complicated! In addition, the latest ST4 API and previous versions have greatly changed, and many examples found on the Internet are not easy to use. For details, refer to the tutorials on the official website and the CheatSheet table. Of course, it takes a lot of time to debug the sample c
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