var assert = require('assert'), proxy = require('../../../scripts/util/proxy'); describe('proxy', function() { var oldEnvironment; beforeEach(function() { oldEnvironment = process.env; }); afterEach(function() { process.env = oldEnvironment; }); describe('without an npm proxy config', function() { delete process.env.npm_config_https_proxy; delete process.env.npm_config_proxy; delete process.env.npm_config_http_proxy; it('should return an empty string', function() { assert.strictEqual('', proxy()); }); it('should ignore system proxy environment variables', function() { process.env.HTTPS_PROXY = 'http://https_proxy.com'; process.env.PROXY = 'http://proxy.com'; process.env.HTTP_PROXY = 'http://http_proxy.com'; assert.strictEqual('', proxy()); }); }); describe('with an npm proxy config', function() { beforeEach(function() { process.env.npm_config_https_proxy = 'http://https_proxy.com'; process.env.npm_config_proxy = 'http://proxy.com'; process.env.npm_config_http_proxy = 'http://http_proxy.com'; }); describe('https_proxy', function() { it('should have the highest precedence', function() { assert.strictEqual(process.env.npm_config_https_proxy, proxy()); }); }); describe('proxy', function() { it('should have the higher precedence than https_proxy', function() { assert.strictEqual(process.env.npm_config_https_proxy, proxy()); delete process.env.npm_config_https_proxy; assert.strictEqual(process.env.npm_config_proxy, proxy()); }); it('should have the lower precedence than http_proxy', function() { delete process.env.npm_config_https_proxy; assert.strictEqual(process.env.npm_config_proxy, proxy()); delete process.env.npm_config_proxy; assert.strictEqual(process.env.npm_config_http_proxy, proxy()); }); }); describe('http_proxy', function() { it('should have the lowest precedence', function() { assert.strictEqual(process.env.npm_config_https_proxy, proxy()); delete process.env.npm_config_https_proxy; assert.strictEqual(process.env.npm_config_proxy, proxy()); delete process.env.npm_config_proxy; assert.strictEqual(process.env.npm_config_http_proxy, proxy()); }); }); }); });