Update unit testing doc for 4.0

* Add namespaced class imports
* Convert examples to PSR-2
This commit is contained in:
Robbie Averill 2016-12-15 15:45:14 +13:00 committed by GitHub
parent 55a9496ad7
commit 403f02e0cd

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@ -11,9 +11,12 @@ to ensure that it works as it should. A simple example would be to test the resu
:::php :::php
<?php <?php
class Page extends SiteTree { use SilverStripe\CMS\Model\SiteTree;
public static function MyMethod() { class Page extends SiteTree
{
public static function MyMethod()
{
return (1 + 1); return (1 + 1);
} }
} }
@ -22,10 +25,14 @@ to ensure that it works as it should. A simple example would be to test the resu
:::php :::php
<?php <?php
use Page;
use SilverStripe\Dev\SapphireTest;
class PageTest extends SapphireTest { class PageTest extends SapphireTest
{
public function testMyMethod() { public function testMyMethod()
{
$this->assertEquals(2, Page::MyMethod()); $this->assertEquals(2, Page::MyMethod());
} }
} }
@ -34,7 +41,9 @@ to ensure that it works as it should. A simple example would be to test the resu
Tests for your application should be stored in the `mysite/tests` directory. Test cases for add-ons should be stored in Tests for your application should be stored in the `mysite/tests` directory. Test cases for add-ons should be stored in
the `(modulename)/tests` directory. the `(modulename)/tests` directory.
Test case classes should end with `Test` (e.g PageTest) and test methods must start with `test` (e.g testMyMethod). Test case classes should end with `Test` (e.g `PageTest`) and test methods must start with `test` (e.g `testMyMethod`).
Ensure you [import](http://php.net/manual/en/language.namespaces.importing.php#example-252) any classes you need for the test, including `SilverStripe\Dev\SapphireTest` or `SilverStripe\Dev\FunctionalTest`.
</div> </div>
A SilverStripe unit test is created by extending one of two classes, [api:SapphireTest] or [api:FunctionalTest]. A SilverStripe unit test is created by extending one of two classes, [api:SapphireTest] or [api:FunctionalTest].
@ -103,13 +112,17 @@ end of each test.
:::php :::php
<?php <?php
class PageTest extends SapphireTest { use SilverStripe\Core\Config\Config;
use SilverStripe\Dev\SapphireTest;
function setUp() { class PageTest extends SapphireTest
{
function setUp()
{
parent::setUp(); parent::setUp();
// create 100 pages // create 100 pages
for($i=0; $i<100; $i++) { for ($i = 0; $i < 100; $i++) {
$page = new Page(array('Title' => "Page $i")); $page = new Page(array('Title' => "Page $i"));
$page->write(); $page->write();
$page->copyVersionToStage(Versioned::DRAFT, Versioned::LIVE); $page->copyVersionToStage(Versioned::DRAFT, Versioned::LIVE);
@ -119,11 +132,13 @@ end of each test.
Config::inst()->update('Foo', 'bar', 'Hello!'); Config::inst()->update('Foo', 'bar', 'Hello!');
} }
public function testMyMethod() { public function testMyMethod()
{
// .. // ..
} }
public function testMySecondMethod() { public function testMySecondMethod()
{
// .. // ..
} }
} }
@ -134,15 +149,19 @@ individual test case.
:::php :::php
<?php <?php
class PageTest extends SapphireTest { use SilverStripe\Dev\SapphireTest;
function setUpOnce() { class PageTest extends SapphireTest
{
function setUpOnce()
{
parent::setUpOnce(); parent::setUpOnce();
// .. // ..
} }
public function tearDownOnce() { public function tearDownOnce()
{
parent::tearDownOnce(); parent::tearDownOnce();
// .. // ..
@ -155,23 +174,26 @@ A powerful feature of both [`Config`](/developer_guides/configuration/configurat
The testing suite makes use of this to "sandbox" each of the unit tests as well as each suite to prevent leakage between tests. The testing suite makes use of this to "sandbox" each of the unit tests as well as each suite to prevent leakage between tests.
If you need to make changes to `Config` (or `Injector) for each test (or the whole suite) you can safely update `Config` (or `Injector`) settings in the `setUp` or `tearDown` functions. If you need to make changes to `Config` (or `Injector`) for each test (or the whole suite) you can safely update `Config` (or `Injector`) settings in the `setUp` or `tearDown` functions.
It's important to remember that the `parent::setUp();` functions will need to be called first to ensure the nesting feature works as expected. It's important to remember that the `parent::setUp();` functions will need to be called first to ensure the nesting feature works as expected.
:::php :::php
function setUpOnce() { public function setUpOnce()
{
parent::setUpOnce(); parent::setUpOnce();
//this will remain for the whole suite and be removed for any other tests //this will remain for the whole suite and be removed for any other tests
Config::inst()->update('ClassName', 'var_name', 'var_value'); Config::inst()->update('ClassName', 'var_name', 'var_value');
} }
function testFeatureDoesAsExpected() { public function testFeatureDoesAsExpected()
{
//this will be reset to 'var_value' at the end of this test function //this will be reset to 'var_value' at the end of this test function
Config::inst()->update('ClassName', 'var_name', 'new_var_value'); Config::inst()->update('ClassName', 'var_name', 'new_var_value');
} }
function testAnotherFeatureDoesAsExpected() { public function testAnotherFeatureDoesAsExpected()
{
Config::inst()->get('ClassName', 'var_name'); // this will be 'var_value' Config::inst()->get('ClassName', 'var_name'); // this will be 'var_value'
} }