Conditions | 1 |
Paths | 1 |
Total Lines | 52 |
Code Lines | 39 |
Lines | 0 |
Ratio | 0 % |
Changes | 5 | ||
Bugs | 3 | Features | 1 |
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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32 | public function testA128KWAndA128GCMEncryptionWithAdditionalAuthenticatedData() |
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33 | { |
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34 | $expected_payload = "You can trust us to stick with you through thick and thin\xe2\x80\x93to the bitter end. And you can trust us to keep any secret of yours\xe2\x80\x93closer than you keep it yourself. But you cannot trust us to let you face trouble alone, and go off without a word. We are your friends, Frodo."; |
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35 | |||
36 | $private_key = new JWK([ |
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37 | 'kty' => 'oct', |
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38 | 'kid' => '81b20965-8332-43d9-a468-82160ad91ac8', |
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39 | 'use' => 'enc', |
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40 | 'alg' => 'A128KW', |
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41 | 'k' => 'GZy6sIZ6wl9NJOKB-jnmVQ', |
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42 | ]); |
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43 | |||
44 | $protected_headers = [ |
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45 | 'alg' => 'A128KW', |
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46 | 'kid' => '81b20965-8332-43d9-a468-82160ad91ac8', |
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47 | 'enc' => 'A128GCM', |
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48 | ]; |
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49 | |||
50 | $expected_flattened_json = '{"protected":"eyJhbGciOiJBMTI4S1ciLCJraWQiOiI4MWIyMDk2NS04MzMyLTQzZDktYTQ2OC04MjE2MGFkOTFhYzgiLCJlbmMiOiJBMTI4R0NNIn0","encrypted_key":"4YiiQ_ZzH76TaIkJmYfRFgOV9MIpnx4X","aad":"WyJ2Y2FyZCIsW1sidmVyc2lvbiIse30sInRleHQiLCI0LjAiXSxbImZuIix7fSwidGV4dCIsIk1lcmlhZG9jIEJyYW5keWJ1Y2siXSxbIm4iLHt9LCJ0ZXh0IixbIkJyYW5keWJ1Y2siLCJNZXJpYWRvYyIsIk1yLiIsIiJdXSxbImJkYXkiLHt9LCJ0ZXh0IiwiVEEgMjk4MiJdLFsiZ2VuZGVyIix7fSwidGV4dCIsIk0iXV1d","iv":"veCx9ece2orS7c_N","ciphertext":"Z_3cbr0k3bVM6N3oSNmHz7Lyf3iPppGf3Pj17wNZqteJ0Ui8p74SchQP8xygM1oFRWCNzeIa6s6BcEtp8qEFiqTUEyiNkOWDNoF14T_4NFqF-p2Mx8zkbKxI7oPK8KNarFbyxIDvICNqBLba-v3uzXBdB89fzOI-Lv4PjOFAQGHrgv1rjXAmKbgkft9cB4WeyZw8MldbBhc-V_KWZslrsLNygon_JJWd_ek6LQn5NRehvApqf9ZrxB4aq3FXBxOxCys35PhCdaggy2kfUfl2OkwKnWUbgXVD1C6HxLIlqHhCwXDG59weHrRDQeHyMRoBljoV3X_bUTJDnKBFOod7nLz-cj48JMx3SnCZTpbQAkFV","tag":"vOaH_Rajnpy_3hOtqvZHRA"}'; |
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51 | $expected_json = '{"recipients":[{"encrypted_key":"4YiiQ_ZzH76TaIkJmYfRFgOV9MIpnx4X"}],"protected":"eyJhbGciOiJBMTI4S1ciLCJraWQiOiI4MWIyMDk2NS04MzMyLTQzZDktYTQ2OC04MjE2MGFkOTFhYzgiLCJlbmMiOiJBMTI4R0NNIn0","iv":"veCx9ece2orS7c_N","aad":"WyJ2Y2FyZCIsW1sidmVyc2lvbiIse30sInRleHQiLCI0LjAiXSxbImZuIix7fSwidGV4dCIsIk1lcmlhZG9jIEJyYW5keWJ1Y2siXSxbIm4iLHt9LCJ0ZXh0IixbIkJyYW5keWJ1Y2siLCJNZXJpYWRvYyIsIk1yLiIsIiJdXSxbImJkYXkiLHt9LCJ0ZXh0IiwiVEEgMjk4MiJdLFsiZ2VuZGVyIix7fSwidGV4dCIsIk0iXV1d","ciphertext":"Z_3cbr0k3bVM6N3oSNmHz7Lyf3iPppGf3Pj17wNZqteJ0Ui8p74SchQP8xygM1oFRWCNzeIa6s6BcEtp8qEFiqTUEyiNkOWDNoF14T_4NFqF-p2Mx8zkbKxI7oPK8KNarFbyxIDvICNqBLba-v3uzXBdB89fzOI-Lv4PjOFAQGHrgv1rjXAmKbgkft9cB4WeyZw8MldbBhc-V_KWZslrsLNygon_JJWd_ek6LQn5NRehvApqf9ZrxB4aq3FXBxOxCys35PhCdaggy2kfUfl2OkwKnWUbgXVD1C6HxLIlqHhCwXDG59weHrRDQeHyMRoBljoV3X_bUTJDnKBFOod7nLz-cj48JMx3SnCZTpbQAkFV","tag":"vOaH_Rajnpy_3hOtqvZHRA"}'; |
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52 | $expected_cek = '75m1ALsYv10pZTKPWrsqdg'; |
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53 | $expected_iv = 'veCx9ece2orS7c_N'; |
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54 | $expected_aad = 'WyJ2Y2FyZCIsW1sidmVyc2lvbiIse30sInRleHQiLCI0LjAiXSxbImZuIix7fSwidGV4dCIsIk1lcmlhZG9jIEJyYW5keWJ1Y2siXSxbIm4iLHt9LCJ0ZXh0IixbIkJyYW5keWJ1Y2siLCJNZXJpYWRvYyIsIk1yLiIsIiJdXSxbImJkYXkiLHt9LCJ0ZXh0IiwiVEEgMjk4MiJdLFsiZ2VuZGVyIix7fSwidGV4dCIsIk0iXV1d'; |
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55 | $expected_encrypted_key = '4YiiQ_ZzH76TaIkJmYfRFgOV9MIpnx4X'; |
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56 | $expected_ciphertext = 'Z_3cbr0k3bVM6N3oSNmHz7Lyf3iPppGf3Pj17wNZqteJ0Ui8p74SchQP8xygM1oFRWCNzeIa6s6BcEtp8qEFiqTUEyiNkOWDNoF14T_4NFqF-p2Mx8zkbKxI7oPK8KNarFbyxIDvICNqBLba-v3uzXBdB89fzOI-Lv4PjOFAQGHrgv1rjXAmKbgkft9cB4WeyZw8MldbBhc-V_KWZslrsLNygon_JJWd_ek6LQn5NRehvApqf9ZrxB4aq3FXBxOxCys35PhCdaggy2kfUfl2OkwKnWUbgXVD1C6HxLIlqHhCwXDG59weHrRDQeHyMRoBljoV3X_bUTJDnKBFOod7nLz-cj48JMx3SnCZTpbQAkFV'; |
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57 | $expected_tag = 'vOaH_Rajnpy_3hOtqvZHRA'; |
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58 | |||
59 | $decrypter = DecrypterFactory::createDecrypter(['A128KW', 'A128GCM']); |
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60 | |||
61 | $loaded_flattened_json = Loader::load($expected_flattened_json); |
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62 | $decrypter->decryptUsingKey($loaded_flattened_json, $private_key); |
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63 | |||
64 | $loaded_json = Loader::load($expected_json); |
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65 | $decrypter->decryptUsingKey($loaded_json, $private_key); |
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66 | |||
67 | $this->assertEquals($expected_ciphertext, Base64Url::encode($loaded_flattened_json->getCiphertext())); |
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68 | $this->assertEquals($protected_headers, $loaded_flattened_json->getSharedProtectedHeaders()); |
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69 | $this->assertEquals($expected_iv, Base64Url::encode($loaded_flattened_json->getIV())); |
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70 | $this->assertEquals($expected_encrypted_key, Base64Url::encode($loaded_flattened_json->getRecipient(0)->getEncryptedKey())); |
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71 | $this->assertEquals($expected_tag, Base64Url::encode($loaded_flattened_json->getTag())); |
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72 | $this->assertEquals($expected_aad, $loaded_flattened_json->getAAD()); |
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73 | |||
74 | $this->assertEquals($expected_ciphertext, Base64Url::encode($loaded_json->getCiphertext())); |
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75 | $this->assertEquals($protected_headers, $loaded_json->getSharedProtectedHeaders()); |
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76 | $this->assertEquals($expected_iv, Base64Url::encode($loaded_json->getIV())); |
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77 | $this->assertEquals($expected_encrypted_key, Base64Url::encode($loaded_json->getRecipient(0)->getEncryptedKey())); |
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78 | $this->assertEquals($expected_tag, Base64Url::encode($loaded_json->getTag())); |
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79 | $this->assertEquals($expected_aad, $loaded_json->getAAD()); |
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80 | |||
81 | $this->assertEquals($expected_payload, $loaded_flattened_json->getPayload()); |
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82 | $this->assertEquals($expected_payload, $loaded_json->getPayload()); |
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83 | } |
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84 | |||
131 |
This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.
Both the
$myVar
assignment in line 1 and the$higher
assignment in line 2 are dead. The first because$myVar
is never used and the second because$higher
is always overwritten for every possible time line.