113 lines
3.1 KiB
JavaScript
113 lines
3.1 KiB
JavaScript
'use strict';
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var os = require('os');
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var test = require('tape');
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var mockProperty = require('mock-property');
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var envKeys = ['HOME', 'USERPROFILE', 'HOMEDRIVE', 'HOMEPATH', 'LOGNAME', 'USER', 'LNAME', 'USERNAME'];
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function mockEnv(t, key, value) {
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var has = key in process.env;
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var orig = process.env[key];
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if (arguments.length > 2) {
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process.env[key] = value;
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} else {
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delete process.env[key];
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}
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t.teardown(function () {
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if (has) {
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process.env[key] = orig;
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} else {
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delete process.env[key];
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}
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});
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}
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function clearEnv(t) {
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for (var i = 0; i < envKeys.length; i++) {
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mockEnv(t, envKeys[i]);
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}
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}
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function getFallback(t) {
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t.teardown(mockProperty(os, 'homedir', { value: undefined }));
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var homedirPath = require.resolve('../lib/homedir');
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t.teardown(mockProperty(require.cache, homedirPath, { 'delete': true }));
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return require('../lib/homedir');
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}
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test('homedir fallback', function (t) {
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t.test('win32: HOMEDRIVE without HOMEPATH does not produce a false concatenation', function (st) {
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clearEnv(st);
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st.teardown(mockProperty(process, 'platform', { value: 'win32' }));
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var homedir = getFallback(st);
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mockEnv(st, 'HOMEDRIVE', 'C:');
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st.equal(homedir(), null, 'returns null when only HOMEDRIVE is set');
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st.end();
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});
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t.test('win32: HOMEPATH without HOMEDRIVE does not produce a false concatenation', function (st) {
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clearEnv(st);
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st.teardown(mockProperty(process, 'platform', { value: 'win32' }));
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var homedir = getFallback(st);
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mockEnv(st, 'HOMEPATH', '\\Users\\foo');
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st.equal(homedir(), null, 'returns null when only HOMEPATH is set');
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st.end();
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});
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t.test('win32: HOMEDRIVE + HOMEPATH both set returns concatenation', function (st) {
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clearEnv(st);
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st.teardown(mockProperty(process, 'platform', { value: 'win32' }));
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var homedir = getFallback(st);
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mockEnv(st, 'HOMEDRIVE', 'C:');
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mockEnv(st, 'HOMEPATH', '\\Users\\foo');
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st.equal(homedir(), 'C:\\Users\\foo', 'returns concatenated drive and path');
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st.end();
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});
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t.test('win32: USERPROFILE takes precedence over HOMEDRIVE+HOMEPATH', function (st) {
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clearEnv(st);
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st.teardown(mockProperty(process, 'platform', { value: 'win32' }));
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var homedir = getFallback(st);
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mockEnv(st, 'USERPROFILE', 'C:\\Users\\bar');
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mockEnv(st, 'HOMEDRIVE', 'C:');
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mockEnv(st, 'HOMEPATH', '\\Users\\foo');
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st.equal(homedir(), 'C:\\Users\\bar', 'returns USERPROFILE');
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st.end();
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});
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t.test('win32: falls back to HOME when HOMEDRIVE/HOMEPATH are partial', function (st) {
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clearEnv(st);
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st.teardown(mockProperty(process, 'platform', { value: 'win32' }));
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var homedir = getFallback(st);
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mockEnv(st, 'HOME', 'C:\\Users\\baz');
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mockEnv(st, 'HOMEDRIVE', 'C:');
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st.equal(homedir(), 'C:\\Users\\baz', 'falls back to HOME');
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st.end();
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});
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t.end();
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});
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