'use strict';
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var test = require('tape');
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var path = require('path');
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var fs = require('fs');
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var os = require('os');
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var which = require('which');
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var npmPath = require('../');
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var SEP = npmPath.SEPARATOR;
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var PATH = npmPath.PATH;
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var level0 = path.join(__dirname, 'fixture', 'level0');
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var level1 = path.join(level0, 'node_modules', 'level1');
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var level2 = path.join(level1, 'node_modules', 'level2');
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var level = [level0, level1, level2];
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var binPath = level.map(function (levelPath) {
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return path.join(levelPath, 'node_modules', '.bin');
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});
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test('exports separator', function (t) {
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t.ok(npmPath.SEPARATOR);
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t.end();
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});
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test('exports $PATH key', function (t) {
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t.ok(npmPath.PATH);
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t.end();
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});
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test('includes current node executable dir', function (t) {
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var level0Path = npmPath.getSync({ cwd: level0 });
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t.notEqual(level0Path.indexOf(path.dirname(process.execPath) + SEP), -1);
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t.end();
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});
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test('async version works', function (t) {
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var isAsync = false;
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npmPath.get({ cwd: level0 }, function (err, level0Path) {
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t.ifError(err);
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t.ok(isAsync);
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t.notEqual(level0Path.indexOf(path.dirname(process.execPath) + SEP), -1);
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t.end();
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});
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isAsync = true; // can only be set if above callback not synchronous
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});
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test('no fn == sync', function (t) {
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var level0Path = npmPath.get({ cwd: level0 });
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t.notEqual(level0Path.indexOf(path.dirname(process.execPath) + SEP), -1);
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t.end();
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});
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test('sync options is optional', function (t) {
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var newPath = npmPath.get();
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t.notEqual(newPath.indexOf(path.dirname(process.execPath) + SEP), -1);
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t.end();
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});
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test('async options is optional', function (t) {
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var isAsync = false;
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npmPath.get(function (err, newPath) {
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t.ifError(err);
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t.notEqual(newPath.indexOf(path.dirname(process.execPath) + SEP), -1);
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t.ok(isAsync);
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t.end();
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});
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isAsync = true; // can only be set if above callback not synchronous
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});
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test('includes bin from sibling dirs', { skip: true }, function (t) {
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t.test('from existing sibling directory', function (t) {
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var level1Path = npmPath.getSync({ cwd: path.join(level[0], 'test') });
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t.notEqual(level1Path.indexOf(binPath[0] + SEP), -1, 'should include level 0 .bin');
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t.equal(level1Path.indexOf(binPath[2] + SEP), -1, 'should not include child paths');
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t.end();
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});
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t.test('from existing sibling directory async', function (t) {
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npmPath({ cwd: path.join(level[0], 'test') }, function (err, level1Path) {
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t.ifError(err);
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t.notEqual(level1Path.indexOf(binPath[0] + SEP), -1, 'should include level 0 .bin');
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t.equal(level1Path.indexOf(binPath[2] + SEP), -1, 'should not include child paths');
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t.end();
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});
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});
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});
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test('includes all .bin dirs in all parent node_modules folders', function (t) {
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t.test('no nesting', function (t) {
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var level0Path = npmPath.getSync({ cwd: level[0] });
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t.notEqual(level0Path.indexOf(binPath[0] + SEP), -1, 'should include level 0 .bin');
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t.equal(level0Path.indexOf(binPath[1] + SEP), -1, 'should not include child paths');
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t.equal(level0Path.indexOf(binPath[2] + SEP), -1, 'should not include child paths');
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t.end();
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});
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t.test('1 level of nesting', function (t) {
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var level1Path = npmPath.getSync({ cwd: level[1] });
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t.notEqual(level1Path.indexOf(binPath[0] + SEP), -1, 'should include level 0 .bin');
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t.notEqual(level1Path.indexOf(binPath[1] + SEP), -1, 'should include level 1 .bin');
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t.equal(level1Path.indexOf(binPath[2] + SEP), -1, 'should not include child paths');
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t.end();
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});
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t.test('2 levels of nesting', function (t) {
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var level1Path = npmPath.getSync({ cwd: level[2] });
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t.notEqual(level1Path.indexOf(binPath[0] + SEP), -1, 'should include level 0 .bin');
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t.notEqual(level1Path.indexOf(binPath[1] + SEP), -1, 'should include level 1 .bin');
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t.notEqual(level1Path.indexOf(binPath[2] + SEP), -1, 'should include level 2 .bin');
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t.end();
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});
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t.end();
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});
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test('handles directories with node_modules in the name', function (t) {
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var trickyL0 = level[0].replace('level0', 'level0_node_modules');
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var trickyL1 = level[1].replace('level0', 'level0_node_modules');
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var trickyL2 = level[2].replace('level0', 'level0_node_modules');
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t.test('no nesting', function (t) {
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var level0Path = npmPath.getSync({ cwd: trickyL0 });
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t.notEqual(level0Path.indexOf(path.join(trickyL0, 'node_modules', '.bin') + SEP), -1, 'should include level 0 .bin');
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t.end();
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});
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t.test('1 level of nesting', function (t) {
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var level1Path = npmPath.getSync({ cwd: trickyL1 });
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t.notEqual(level1Path.indexOf(path.join(trickyL0, 'node_modules', '.bin') + SEP), -1, 'should include level 0 .bin');
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t.notEqual(level1Path.indexOf(path.join(trickyL1, 'node_modules', '.bin') + SEP), -1, 'should include level 1 .bin');
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t.end();
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});
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t.test('2 levels of nesting', function (t) {
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var level2Path = npmPath.getSync({ cwd: trickyL2 });
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t.notEqual(level2Path.indexOf(path.join(trickyL0, 'node_modules', '.bin') + SEP), -1, 'should include level 0 .bin');
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t.notEqual(level2Path.indexOf(path.join(trickyL1, 'node_modules', '.bin') + SEP), -1, 'should include level 1 .bin');
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t.notEqual(level2Path.indexOf(path.join(trickyL2, 'node_modules', '.bin') + SEP), -1, 'should include level 1 .bin');
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t.end();
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});
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t.end();
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});
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test('can set path', function (t) {
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var oldPath = process.env[PATH];
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npmPath.set.sync();
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var newPath = process.env[PATH];
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t.notDeepEqual(oldPath, newPath);
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process.env[PATH] = oldPath;
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t.end();
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});
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test('includes node-gyp bundled with current npm', { skip: true }, function (t) {
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var oldPath = process.env[PATH];
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npmPath();
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var newGypPath = which.sync('node-gyp');
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t.ok(newGypPath);
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t.ok(fs.existsSync(newGypPath));
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t.notEqual(newGypPath.indexOf(path.join('npm', 'bin', 'node-gyp-bin') + SEP), -1);
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process.env[PATH] = oldPath;
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t.end();
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});
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test('remove duplicated entries', function (t) {
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var pathWithDuplicates = '/bin:/sbin:/bin';
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var newPath = npmPath({ env: { PATH: pathWithDuplicates } }).split(':');
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// Set size is equal to array length if there are no duplicates
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t.equal(newPath.length, new Set(newPath).size);
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t.end();
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});
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test('can set path to npm root to use for node-gyp lookup', { skip: true }, function (t) {
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var oldPath = process.env[PATH];
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var pathToNpm = path.resolve(fs.realpathSync(which.sync('npm')), '..', '..');
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var tmpFile = path.join(os.tmpdir(), 'npm-path-custom-npm');
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try {
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fs.unlinkSync(tmpFile);
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} catch (err) {
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err; // ignore
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}
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fs.linkSync(pathToNpm, tmpFile);
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var newPath = npmPath.get({
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npm: tmpFile
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});
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t.notEqual(newPath.indexOf(path.join(tmpFile, 'bin', 'node-gyp-bin') + SEP), -1);
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process.env[PATH] = oldPath;
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fs.unlinkSync(tmpFile);
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t.end();
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});
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test('error if passing bad path to npm root', { skip: true }, function (t) {
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var oldPath = process.env[PATH];
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var tmpFile = path.join(os.tmpdir(), 'npm-path-custom-npm');
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try {
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fs.unlinkSync(tmpFile);
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} catch (err) {
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err; // ignore
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}
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t.throws(function () {
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npmPath.get({
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npm: tmpFile
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});
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});
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process.env[PATH] = oldPath;
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t.end();
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});
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test('no error if no npm on existing path', function (t) {
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var oldPath = process.env[PATH];
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process.env[PATH] = '';
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var newPath = npmPath.get();
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t.equal(newPath.indexOf(path.join('bin', 'node-gyp-bin') + SEP), -1);
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process.env[PATH] = oldPath;
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t.end();
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});
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