Ensure some tests remove temporary directories they created

caddyhttp/httpserver/context_test.go

@@ -746,14 +746,16 @@ func TestFiles(t *testing.T) {
 
 		// Create directory / files from test case.
 		if test.fileNames != nil {
-			dirPath, err = ioutil.TempDir(fmt.Sprintf("%s", context.Root), "caddy_test")
+			dirPath, err = ioutil.TempDir(fmt.Sprintf("%s", context.Root), "caddy_ctxtest")
 			if err != nil {
+				os.RemoveAll(dirPath)
 				t.Fatalf(testPrefix+"Expected no error creating directory, got: '%s'", err.Error())
 			}
 
 			for _, name := range test.fileNames {
 				absFilePath := filepath.Join(dirPath, name)
 				if err = ioutil.WriteFile(absFilePath, []byte(""), os.ModePerm); err != nil {
+					os.RemoveAll(dirPath)
 					t.Fatalf(testPrefix+"Expected no error creating file, got: '%s'", err.Error())
 				}
 			}

caddyhttp/proxy/proxy_test.go

@@ -229,10 +229,11 @@ func TestUnixSocketProxy(t *testing.T) {
 	}))
 
 	// Get absolute path for unix: socket
-	dir, err := ioutil.TempDir("", "caddy_test")
+	dir, err := ioutil.TempDir("", "caddy_proxytest")
 	if err != nil {
 		t.Fatalf("Failed to make temp dir to contain unix socket. %v", err)
 	}
+	defer os.RemoveAll(dir)
 	socketPath := filepath.Join(dir, "test_socket")
 
 	// Change httptest.Server listener to listen to unix: socket
@@ -283,20 +284,21 @@ func GetHTTPProxy(messageFormat string, prefix string) (*Proxy, *httptest.Server
 	return newPrefixedWebSocketTestProxy(ts.URL, prefix), ts
 }
 
-func GetSocketProxy(messageFormat string, prefix string) (*Proxy, *httptest.Server, error) {
+func GetSocketProxy(messageFormat string, prefix string) (*Proxy, *httptest.Server, string, error) {
 	ts := httptest.NewUnstartedServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		fmt.Fprintf(w, messageFormat, r.URL.String())
 	}))
 
-	dir, err := ioutil.TempDir("", "caddy_test")
+	dir, err := ioutil.TempDir("", "caddy_proxytest")
 	if err != nil {
-		return nil, nil, fmt.Errorf("Failed to make temp dir to contain unix socket. %v", err)
+		return nil, nil, dir, fmt.Errorf("Failed to make temp dir to contain unix socket. %v", err)
 	}
 	socketPath := filepath.Join(dir, "test_socket")
 
 	ln, err := net.Listen("unix", socketPath)
 	if err != nil {
-		return nil, nil, fmt.Errorf("Unable to listen: %v", err)
+		os.RemoveAll(dir)
+		return nil, nil, dir, fmt.Errorf("Unable to listen: %v", err)
 	}
 	ts.Listener = ln
 
@@ -304,7 +306,7 @@ func GetSocketProxy(messageFormat string, prefix string) (*Proxy, *httptest.Serv
 
 	tsURL := strings.Replace(ts.URL, "http://", "unix:", 1)
 
-	return newPrefixedWebSocketTestProxy(tsURL, prefix), ts, nil
+	return newPrefixedWebSocketTestProxy(tsURL, prefix), ts, dir, nil
 }
 
 func GetTestServerMessage(p *Proxy, ts *httptest.Server, path string) (string, error) {
@@ -370,8 +372,7 @@ func TestUnixSocketProxyPaths(t *testing.T) {
 	}
 
 	for _, test := range tests {
-		p, ts, err := GetSocketProxy(greeting, test.prefix)
-
+		p, ts, tmpdir, err := GetSocketProxy(greeting, test.prefix)
 		if err != nil {
 			t.Fatalf("Getting socket proxy failed - %v", err)
 		}
@@ -379,12 +380,15 @@ func TestUnixSocketProxyPaths(t *testing.T) {
 		actualMsg, err := GetTestServerMessage(p, ts, test.url)
 
 		if err != nil {
+			os.RemoveAll(tmpdir)
 			t.Fatalf("Getting server message failed - %v", err)
 		}
 
 		if actualMsg != test.expected {
 			t.Errorf("Expected '%s' but got '%s' instead", test.expected, actualMsg)
 		}
+
+		os.RemoveAll(tmpdir)
 	}
 }