fix(tpl/util/formatFileUrl): % should be escaped

Related issue:
#4

Author: marjune163

src/tpl/util/formatFileUrl.go

@@ -5,6 +5,7 @@ import (
 )
 
 var fileUrlReplacer = strings.NewReplacer(
+	"%", "%25",
 	"?", "%3f",
 	"&", "%26",
 	"#", "%23",

test/case/001.basic.bash

@@ -14,4 +14,15 @@ assert "$file1" 'vhost1/file1.txt'
 (curl_get_body http://127.0.0.1:3003/hello/ | grep -q './index.txt') ||
 	fail "resource /hello/ does not contains './index.txt'"
 
+(curl_get_body 'http://127.0.0.1:3003/' | grep -q -F 'escape-escaped%252fslash') ||
+	fail "link URL escape incorrect"
+(curl_get_body 'http://127.0.0.1:3003/' | grep -q -F 'escape%23sharp') ||
+	fail "link URL escape incorrect"
+(curl_get_body 'http://127.0.0.1:3003/' | grep -q -F 'escape%25percent') ||
+	fail "link URL escape incorrect"
+
+assert $(curl_head_status 'http://127.0.0.1:3003/escape-escaped%252fslash/') '200'
+assert $(curl_head_status 'http://127.0.0.1:3003/escape%23sharp') '200'
+assert $(curl_head_status 'http://127.0.0.1:3003/escape%25percent') '200'
+
 jobs -p | xargs kill

test/fs/vhost1/escape#sharp/index.txt

@@ -0,0 +1 @@
+vhost1/escape#sharp/index.txt

test/fs/vhost1/escape%percent/index.txt

@@ -0,0 +1 @@
+vhost1/escape%percent/index.txt

test/fs/vhost1/escape-escaped%2fslash/index.txt

@@ -0,0 +1 @@
+vhost1/escape%2fslash/index.txt