Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
| 1 | <?php |
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| 15 | class LocatorTest extends \PHPUnit_Framework_TestCase |
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| 16 | { |
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| 17 | public function testConstructShouldSettersDecoder() |
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| 18 | { |
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| 19 | $credentials = $this->createMock(Credentials::class); |
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| 20 | $client = $this->createMock(Client::class); |
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| 21 | $decoder = $this->createMock(Decoder::class); |
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| 22 | |||
| 23 | $locator = new Locator($credentials, $client, $decoder); |
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| 24 | |||
| 25 | $this->assertInstanceOf(NotificationService::class, $locator); |
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| 26 | $this->assertInstanceOf(SearchService::class, $locator); |
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| 27 | $this->assertInstanceOf(Service::class, $locator); |
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| 28 | $this->assertAttributeSame($decoder, 'decoder', $locator); |
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| 29 | } |
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| 30 | |||
| 31 | public function testGetByCodeShouldDoAGetRequestAddingCredentialsData() |
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| 32 | { |
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| 33 | $credentials = $this->createMock(Credentials::class); |
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| 34 | $client = $this->createMock(CLient::class); |
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| 35 | $decoder = $this->createMock(Decoder::class); |
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| 36 | |||
| 37 | $locator = new Locator($credentials, $client, $decoder); |
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| 38 | |||
| 39 | $wsUrl = 'https://ws.test.com/v2/transactions?token=zzzzz'; |
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| 40 | |||
| 41 | $credentials->expects($this->once()) |
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| 42 | ->method('getWsUrl') |
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| 43 | ->with('/v2/pre-approvals/123456', []) |
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| 44 | ->willReturn($wsUrl); |
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| 45 | |||
| 46 | $xml = new SimpleXMLElement('<?xml version="1.0" encoding="UTF-8"?><transaction/>'); |
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| 47 | $client->expects($this->once())->method('get')->with($wsUrl)->willReturn($xml); |
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| 48 | |||
| 49 | $transaction = $this->createMock(Transaction::class); |
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| 50 | $decoder->expects($this->once())->method('decode')->with($xml)->willReturn($transaction); |
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| 51 | |||
| 52 | $this->assertEquals($transaction, $locator->getByCode('123456')); |
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| 53 | } |
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| 54 | |||
| 55 | public function testGetByNotificationShouldDoAGetRequestAddingCredentialsData() |
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| 56 | { |
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| 57 | $credentials = $this->createMock(Credentials::class); |
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| 58 | $client = $this->createMock(Client::class); |
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| 59 | $decoder = $this->createMock(Decoder::class); |
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| 60 | |||
| 61 | $locator = new Locator($credentials, $client, $decoder); |
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| 62 | |||
| 63 | $wsUrl = 'https://ws.test.com/v2/transactions?token=xxxxx'; |
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| 64 | $credentials->expects($this->once()) |
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| 65 | ->method('getWsUrl') |
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| 66 | ->with('/v2/pre-approvals/notifications/abcd', []) |
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| 67 | ->willReturn($wsUrl); |
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| 68 | |||
| 69 | $xml = new SimpleXMLElement('<?xml version="1.0" encoding="UTF-8"?><transaction/>'); |
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| 70 | $client->expects($this->once())->method('get')->with($wsUrl)->willReturn($xml); |
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| 71 | |||
| 72 | $transaction = $this->createMock(Transaction::class); |
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| 73 | |||
| 74 | $decoder->expects($this->once()) |
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| 82 |