source: trip-planner-front/node_modules/node-gyp/test/test-find-python.js@ fa375fe

Last change on this file since fa375fe was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

  • Property mode set to 100644
File size: 5.6 KB
Line 
1'use strict'
2
3delete process.env.PYTHON
4
5const test = require('tap').test
6const findPython = require('../lib/find-python')
7const execFile = require('child_process').execFile
8const PythonFinder = findPython.test.PythonFinder
9
10require('npmlog').level = 'warn'
11
12test('find python', function (t) {
13 t.plan(4)
14
15 findPython.test.findPython(null, function (err, found) {
16 t.strictEqual(err, null)
17 var proc = execFile(found, ['-V'], function (err, stdout, stderr) {
18 t.strictEqual(err, null)
19 if (/Python 2/.test(stderr)) {
20 t.strictEqual(stdout, '')
21 t.ok(/Python 2/.test(stderr))
22 } else {
23 t.ok(/Python 3/.test(stdout))
24 t.strictEqual(stderr, '')
25 }
26 })
27 proc.stdout.setEncoding('utf-8')
28 proc.stderr.setEncoding('utf-8')
29 })
30})
31
32function poison (object, property) {
33 function fail () {
34 console.error(Error(`Property ${property} should not have been accessed.`))
35 process.abort()
36 }
37 var descriptor = {
38 configurable: false,
39 enumerable: false,
40 get: fail,
41 set: fail
42 }
43 Object.defineProperty(object, property, descriptor)
44}
45
46function TestPythonFinder () {
47 PythonFinder.apply(this, arguments)
48}
49TestPythonFinder.prototype = Object.create(PythonFinder.prototype)
50// Silence npmlog - remove for debugging
51TestPythonFinder.prototype.log = {
52 silly: () => {},
53 verbose: () => {},
54 info: () => {},
55 warn: () => {},
56 error: () => {}
57}
58delete TestPythonFinder.prototype.env.NODE_GYP_FORCE_PYTHON
59
60test('find python - python', function (t) {
61 t.plan(6)
62
63 var f = new TestPythonFinder('python', done)
64 f.execFile = function (program, args, opts, cb) {
65 f.execFile = function (program, args, opts, cb) {
66 poison(f, 'execFile')
67 t.strictEqual(program, '/path/python')
68 t.ok(/sys\.version_info/.test(args[1]))
69 cb(null, '2.7.15')
70 }
71 t.strictEqual(program,
72 process.platform === 'win32' ? '"python"' : 'python')
73 t.ok(/sys\.executable/.test(args[1]))
74 cb(null, '/path/python')
75 }
76 f.findPython()
77
78 function done (err, python) {
79 t.strictEqual(err, null)
80 t.strictEqual(python, '/path/python')
81 }
82})
83
84test('find python - python too old', function (t) {
85 t.plan(2)
86
87 var f = new TestPythonFinder(null, done)
88 f.execFile = function (program, args, opts, cb) {
89 if (/sys\.executable/.test(args[args.length - 1])) {
90 cb(null, '/path/python')
91 } else if (/sys\.version_info/.test(args[args.length - 1])) {
92 cb(null, '2.3.4')
93 } else {
94 t.fail()
95 }
96 }
97 f.findPython()
98
99 function done (err) {
100 t.ok(/Could not find any Python/.test(err))
101 t.ok(/not supported/i.test(f.errorLog))
102 }
103})
104
105test('find python - no python', function (t) {
106 t.plan(2)
107
108 var f = new TestPythonFinder(null, done)
109 f.execFile = function (program, args, opts, cb) {
110 if (/sys\.executable/.test(args[args.length - 1])) {
111 cb(new Error('not found'))
112 } else if (/sys\.version_info/.test(args[args.length - 1])) {
113 cb(new Error('not a Python executable'))
114 } else {
115 t.fail()
116 }
117 }
118 f.findPython()
119
120 function done (err) {
121 t.ok(/Could not find any Python/.test(err))
122 t.ok(/not in PATH/.test(f.errorLog))
123 }
124})
125
126test('find python - no python2, no python, unix', function (t) {
127 t.plan(2)
128
129 var f = new TestPythonFinder(null, done)
130 f.checkPyLauncher = t.fail
131 f.win = false
132
133 f.execFile = function (program, args, opts, cb) {
134 if (/sys\.executable/.test(args[args.length - 1])) {
135 cb(new Error('not found'))
136 } else {
137 t.fail()
138 }
139 }
140 f.findPython()
141
142 function done (err) {
143 t.ok(/Could not find any Python/.test(err))
144 t.ok(/not in PATH/.test(f.errorLog))
145 }
146})
147
148test('find python - no python, use python launcher', function (t) {
149 t.plan(3)
150
151 var f = new TestPythonFinder(null, done)
152 f.win = true
153
154 f.execFile = function (program, args, opts, cb) {
155 if (program === 'py.exe') {
156 t.notEqual(args.indexOf('-c'), -1)
157 return cb(null, 'Z:\\snake.exe')
158 }
159 if (/sys\.executable/.test(args[args.length - 1])) {
160 cb(new Error('not found'))
161 } else if (f.winDefaultLocations.includes(program)) {
162 cb(new Error('not found'))
163 } else if (/sys\.version_info/.test(args[args.length - 1])) {
164 if (program === 'Z:\\snake.exe') {
165 cb(null, '2.7.14')
166 } else {
167 t.fail()
168 }
169 } else {
170 t.fail()
171 }
172 }
173 f.findPython()
174
175 function done (err, python) {
176 t.strictEqual(err, null)
177 t.strictEqual(python, 'Z:\\snake.exe')
178 }
179})
180
181test('find python - no python, no python launcher, good guess', function (t) {
182 t.plan(2)
183
184 var re = /C:[\\/]Python37[\\/]python[.]exe/
185 var f = new TestPythonFinder(null, done)
186 f.win = true
187
188 f.execFile = function (program, args, opts, cb) {
189 if (program === 'py.exe') {
190 return cb(new Error('not found'))
191 }
192 if (/sys\.executable/.test(args[args.length - 1])) {
193 cb(new Error('not found'))
194 } else if (re.test(program) &&
195 /sys\.version_info/.test(args[args.length - 1])) {
196 cb(null, '3.7.3')
197 } else {
198 t.fail()
199 }
200 }
201 f.findPython()
202
203 function done (err, python) {
204 t.strictEqual(err, null)
205 t.ok(re.test(python))
206 }
207})
208
209test('find python - no python, no python launcher, bad guess', function (t) {
210 t.plan(2)
211
212 var f = new TestPythonFinder(null, done)
213 f.win = true
214
215 f.execFile = function (program, args, opts, cb) {
216 if (/sys\.executable/.test(args[args.length - 1])) {
217 cb(new Error('not found'))
218 } else if (/sys\.version_info/.test(args[args.length - 1])) {
219 cb(new Error('not a Python executable'))
220 } else {
221 t.fail()
222 }
223 }
224 f.findPython()
225
226 function done (err) {
227 t.ok(/Could not find any Python/.test(err))
228 t.ok(/not in PATH/.test(f.errorLog))
229 }
230})
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