| 1 |  |  | import unittest | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | import subprocess | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | from coalib.bears.requirements.PipRequirement import PipRequirement | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  | from coalib.bears.requirements.NpmRequirement import NpmRequirement | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | from coalib.bears.requirements.GemRequirement import GemRequirement | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | def pip_check(): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |     """ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |     Checks whether npm is installed. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |     :return: True if it is installed, false otherwise. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |     """ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |     return subprocess.call(['pip'], stdout=subprocess.DEVNULL) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | def npm_check(): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |     """ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |     Checks whether npm is installed. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |     :return: True if it is installed, false otherwise. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |     """ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |     return not subprocess.call(['npm'], stdout=subprocess.DEVNULL) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  | def gem_check(): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     """ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |     Checks whether npm is installed. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |     :return: True if it is installed, false otherwise. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |     """ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |     return not subprocess.call(['gem'], stdout=subprocess.DEVNULL) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  | class PipRequirementTestCase(unittest.TestCase): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |     def setUp(self): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |         self.PipRequirement = PipRequirement('pip') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |         self.PipRequirementBad = PipRequirement('some_bad_package') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |     @unittest.skipIf(pip_check(), "Pip is not installed.") | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |     def test_InstalledRequirement(self): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |         self.assertEqual(self.PipRequirement.is_installed(), True) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |     @unittest.skipIf(pip_check(), "Pip is not installed.") | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |     def test_NotInstalledRequirement(self): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |         self.assertEqual(self.PipRequirementBad.is_installed(), False) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  | class NpmRequirementTestCase(unittest.TestCase): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |     def setUp(self): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |         self.NpmRequirement = NpmRequirement('npm') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |         self.NpmRequirementBad = PipRequirement('some_bad_package') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |     @unittest.skipIf(npm_check(), "Npm is not installed.") | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |     def test_InstalledRequirement(self): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |         self.assertEqual(self.NpmRequirement.is_installed(), True) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |     @unittest.skipIf(npm_check(), "Npm is not installed.") | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |     def test_NotInstalledRequirement(self): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |         self.assertEqual(self.NpmRequirementBad.is_installed(), False) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  | class GemRequirementTestCase(unittest.TestCase): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |     def setUp(self): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |         self.GemRequirement = GemRequirement('ruby') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |         self.GemRequirementBad = PipRequirement('some_bad_package') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |     unittest.skipIf(gem_check(), "Ruby is not installed.") | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |     def test_InstalledRequirement(self): | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |         self.assertEqual(self.GemRequirement.is_installed(), True) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |     unittest.skipIf(gem_check(), "Ruby is not installed.") | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 77 |  |  |  | 
            
                                                        
            
                                    
            
            
                | 78 |  |  |     def test_NotInstalledRequirement(self): | 
            
                                                        
            
                                    
            
            
                | 79 |  |  |         self.assertEqual(self.GemRequirementBad.is_installed(), False) | 
            
                                                        
            
                                    
            
            
                | 80 |  |  |  |