From cbf279470df807390b7633eed2e96e85d6dff449 Mon Sep 17 00:00:00 2001
From: Alex Duan <417921451@qq.com>
Date: Sun, 23 Feb 2025 16:13:33 +0800
Subject: [PATCH] fix: use db change output with printf

---
 tests/army/cmdline/taosCli.py                           | 5 +++--
 tests/army/tools/taosdump/native/taosdumpCommandline.py | 3 +++
 tools/shell/src/shellEngine.c                           | 3 +--
 3 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/tests/army/cmdline/taosCli.py b/tests/army/cmdline/taosCli.py
index d3ac5c0d7b..e1d1933b3f 100644
--- a/tests/army/cmdline/taosCli.py
+++ b/tests/army/cmdline/taosCli.py
@@ -108,7 +108,7 @@ class TDTestCase(TBase):
         self.taos(f'{mode} -s "select * from {db}.d0; >>d0.csv" ')
         
         # use db
-        rlist = self.taos(f'{mode} -s "show databases;use {db};use {db};use {db};quit;" ')
+        rlist = self.taos(f'{mode} -s "use {db};" ')
         self.checkListString(rlist, "Database changed")
         # update sql
         rlist = self.taos(f'{mode} -s "alter local \'resetlog\';" ')
@@ -201,7 +201,8 @@ class TDTestCase(TBase):
             ['-B -s "show dnodes;"', queryOK],
             ['-s "help;"', "Timestamp expression Format"],
             ['-s ""', "Invalid commands"],
-            ['-t', "2: service ok"]
+            ['-t', "2: service ok"],
+            ['-uroot -p < cmdline/data/pwd.txt -s "show dnodes;"', queryOK],
         ]
 
         for arg in args:
diff --git a/tests/army/tools/taosdump/native/taosdumpCommandline.py b/tests/army/tools/taosdump/native/taosdumpCommandline.py
index 0e7c3dd29f..2779ad57d2 100644
--- a/tests/army/tools/taosdump/native/taosdumpCommandline.py
+++ b/tests/army/tools/taosdump/native/taosdumpCommandline.py
@@ -178,6 +178,9 @@ class TDTestCase(TBase):
         self.checkExcept(taosdump + " -A -o  ")
         self.checkExcept(taosdump + " -A -o ./noexistpath/")
         self.checkExcept(taosdump + f" -d invalidAVRO -o {tmpdir}")
+        self.checkExcept(taosdump + f" -P invalidport")
+        self.checkExcept(taosdump + f" -D")
+        self.checkExcept(taosdump + f" -P 65536")
 
     # run
     def run(self):
diff --git a/tools/shell/src/shellEngine.c b/tools/shell/src/shellEngine.c
index ebec4ca06c..a3e542a768 100644
--- a/tools/shell/src/shellEngine.c
+++ b/tools/shell/src/shellEngine.c
@@ -254,8 +254,7 @@ void shellRunSingleCommandImp(char *command) {
   }
 
   if (shellRegexMatch(command, "^\\s*use\\s+[a-zA-Z0-9_]+\\s*;\\s*$", REG_EXTENDED | REG_ICASE)) {
-    fprintf(stdout, "Database changed.\r\n\r\n");
-    fflush(stdout);
+    printf("Database changed.\r\n\r\n");
 
     // call back auto tab module
     callbackAutoTab(command, pSql, true);