| // Copyright 2009 The Go Authors. All rights reserved. | 
 | // Use of this source code is governed by a BSD-style | 
 | // license that can be found in the LICENSE file. | 
 |  | 
 | package http | 
 |  | 
 | import ( | 
 | 	"net/url" | 
 | 	"os" | 
 | 	"testing" | 
 | ) | 
 |  | 
 | // TODO(mattn): | 
 | //	test ProxyAuth | 
 |  | 
 | var cacheKeysTests = []struct { | 
 | 	proxy  string | 
 | 	scheme string | 
 | 	addr   string | 
 | 	key    string | 
 | }{ | 
 | 	{"", "http", "foo.com", "|http|foo.com"}, | 
 | 	{"", "https", "foo.com", "|https|foo.com"}, | 
 | 	{"http://foo.com", "http", "foo.com", "http://foo.com|http|"}, | 
 | 	{"http://foo.com", "https", "foo.com", "http://foo.com|https|foo.com"}, | 
 | } | 
 |  | 
 | func TestCacheKeys(t *testing.T) { | 
 | 	for _, tt := range cacheKeysTests { | 
 | 		var proxy *url.URL | 
 | 		if tt.proxy != "" { | 
 | 			u, err := url.Parse(tt.proxy) | 
 | 			if err != nil { | 
 | 				t.Fatal(err) | 
 | 			} | 
 | 			proxy = u | 
 | 		} | 
 | 		cm := connectMethod{proxy, tt.scheme, tt.addr, false} | 
 | 		if got := cm.key().String(); got != tt.key { | 
 | 			t.Fatalf("{%q, %q, %q} cache key = %q; want %q", tt.proxy, tt.scheme, tt.addr, got, tt.key) | 
 | 		} | 
 | 	} | 
 | } | 
 |  | 
 | func ResetProxyEnv() { | 
 | 	for _, v := range []string{"HTTP_PROXY", "http_proxy", "NO_PROXY", "no_proxy", "REQUEST_METHOD"} { | 
 | 		os.Unsetenv(v) | 
 | 	} | 
 | 	ResetCachedEnvironment() | 
 | } |