doc: fixed code style and test case style found by ngx-releng.

Author: zhuizhuhaomeng

.travis.yml

@@ -100,7 +100,7 @@ before_script:
 script:
   - export PATH=$PWD/work/nginx/sbin:$PWD/openresty-devel-utils:$PATH
   - ngx-releng > check.txt || true
-  - lines=`wc -l check.txt | awk '{print $1}'`; if [ $lines -gt 13 ]; then cat check.txt; exit 1; fi
+  - lines=`wc -l check.txt | awk '{print $1}'`; if [ $lines -gt 5 ]; then cat check.txt; exit 1; fi
   - sudo iptables -I OUTPUT 1 -p udp --dport 10086 -j REJECT
   - sudo iptables -I OUTPUT -p tcp --dst 127.0.0.2 --dport 12345 -j DROP
   - sudo iptables -I OUTPUT -p udp --dst 127.0.0.2 --dport 12345 -j DROP

src/ngx_http_lua_util.c

@@ -388,10 +388,9 @@ ngx_http_lua_new_thread(ngx_http_request_t *r, lua_State *L, int *ref)
         }
 #endif
 
-    } else {
-#else
-    {
+    } else
 #endif
+    {
         base = lua_gettop(L);
 
         lua_pushlightuserdata(L, ngx_http_lua_lightudata_mask(

src/ngx_http_lua_util.h

@@ -648,10 +648,9 @@ ngx_http_lua_new_cached_thread(lua_State *L, lua_State **out_co,
         lua_rawget(L, LUA_REGISTRYINDEX);
         lua_rawgeti(L, -1, co_ref);
 
-    } else {
-#else
-    {
+    } else
 #endif
+    {
         lua_pushlightuserdata(L, ngx_http_lua_lightudata_mask(
                               coroutines_key));
         lua_rawget(L, LUA_REGISTRYINDEX);

t/166-worker-thread.t

@@ -271,7 +271,7 @@ false : module 'hello' not found.*
 
 
 
-=== TEST 10 the number of Lua VM exceeds the pool size
+=== TEST 10: the number of Lua VM exceeds the pool size
 --- main_config
     thread_pool testpool threads=100;
 --- http_config eval: $::HttpConfig
@@ -348,7 +348,7 @@ GET /t
 
 
 
-=== TEST 11 kill uthread before worker thread callback
+=== TEST 11: kill uthread before worker thread callback
 --- main_config
     thread_pool testpool threads=100;
 --- http_config eval: $::HttpConfig