| Conditions | 1 |
| Paths | 1 |
| Total Lines | 61 |
| Code Lines | 44 |
| Lines | 0 |
| Ratio | 0 % |
| Changes | 1 | ||
| Bugs | 0 | Features | 0 |
Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.
For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.
Commonly applied refactorings include:
If many parameters/temporary variables are present:
| 1 | <?php |
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| 174 | public function testInputRejection() |
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| 175 | { |
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| 176 | // Disable security ID and permissions for this test |
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| 177 | Config::modify()->set(SpellController::class, 'enable_security_token', false); |
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| 178 | Config::modify()->set(SpellController::class, 'required_permission', false); |
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| 179 | $invalidRequest = _t('SilverStripe\\SpellCheck\\Handling\\SpellController.InvalidRequest', 'Invalid request'); |
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| 180 | |||
| 181 | // Test spellcheck acceptance |
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| 182 | $mockData = [ |
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| 183 | 'method' => 'spellcheck', |
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| 184 | 'lang' => 'en_NZ', |
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| 185 | 'text' => 'Collor is everywhere', |
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| 186 | ]; |
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| 187 | $response = $this->post('spellcheck', ['ajax' => true] + $mockData); |
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| 188 | $this->assertEquals(200, $response->getStatusCode()); |
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| 189 | $jsonBody = json_decode($response->getBody()); |
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| 190 | $this->assertNotEmpty($jsonBody->words); |
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| 191 | $this->assertNotEmpty($jsonBody->words->collor); |
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| 192 | $this->assertEquals(['collar', 'colour'], $jsonBody->words->collor); |
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| 193 | |||
| 194 | // Test non-ajax rejection |
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| 195 | $response = $this->post('spellcheck', $mockData); |
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| 196 | $this->assertEquals(400, $response->getStatusCode()); |
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| 197 | $jsonBody = json_decode($response->getBody()); |
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| 198 | $this->assertEquals($invalidRequest, $jsonBody->error); |
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| 199 | |||
| 200 | // Test incorrect method |
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| 201 | $dataInvalidMethod = $mockData; |
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| 202 | $dataInvalidMethod['method'] = 'validate'; |
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| 203 | $response = $this->post('spellcheck', ['ajax' => true] + $dataInvalidMethod); |
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| 204 | $this->assertEquals(400, $response->getStatusCode()); |
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| 205 | $jsonBody = json_decode($response->getBody()); |
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| 206 | $this->assertEquals( |
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| 207 | _t( |
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| 208 | 'SilverStripe\\SpellCheck\\Handling\\.UnsupportedMethod', |
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| 209 | "Unsupported method '{method}'", |
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| 210 | array('method' => 'validate') |
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| 211 | ), |
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| 212 | $jsonBody->error |
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| 213 | ); |
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| 214 | |||
| 215 | // Test missing method |
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| 216 | $dataNoMethod = $mockData; |
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| 217 | unset($dataNoMethod['method']); |
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| 218 | $response = $this->post('spellcheck', ['ajax' => true] + $dataNoMethod); |
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| 219 | $this->assertEquals(400, $response->getStatusCode()); |
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| 220 | $jsonBody = json_decode($response->getBody()); |
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| 221 | $this->assertEquals($invalidRequest, $jsonBody->error); |
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| 222 | |||
| 223 | // Test unsupported locale |
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| 224 | $dataWrongLocale = $mockData; |
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| 225 | $dataWrongLocale['lang'] = 'de_DE'; |
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| 226 | |||
| 227 | $response = $this->post('spellcheck', ['ajax' => true] + $dataWrongLocale); |
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| 228 | $this->assertEquals(400, $response->getStatusCode()); |
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| 229 | $jsonBody = json_decode($response->getBody()); |
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| 230 | $this->assertEquals(_t( |
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| 231 | 'SilverStripe\\SpellCheck\\Handling\\.InvalidLocale', |
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| 232 | 'Not supported locale' |
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| 233 | ), $jsonBody->error); |
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| 234 | } |
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| 235 | } |
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| 236 |
Let’s take a look at an example:
In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different implementation of User which does not have a getDisplayName() method, the code will break.
Available Fixes
Change the type-hint for the parameter:
Add an additional type-check:
Add the method to the interface: