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server, execute: set text for execute command (#41340) #41348

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33 changes: 33 additions & 0 deletions server/conn_test.go
Original file line number Diff line number Diff line change
Expand Up @@ -1329,3 +1329,36 @@ func TestMaxAllowedPacket(t *testing.T) {
require.Equal(t, fmt.Sprintf("SELECT length('%s') as len;", strings.Repeat("b", 488)), string(readBytes))
require.Equal(t, uint8(2), pkt.sequence)
}

func TestProcessInfoForExecuteCommand(t *testing.T) {
store, clean := testkit.CreateMockStore(t)
defer clean()
tk := testkit.NewTestKit(t, store)
cc := &clientConn{
alloc: arena.NewAllocator(1024),
chunkAlloc: chunk.NewAllocator(),
pkt: &packetIO{
bufWriter: bufio.NewWriter(bytes.NewBuffer(nil)),
},
}
ctx := context.Background()

tk.MustExec("use test")
cc.setCtx(&TiDBContext{Session: tk.Session(), stmts: make(map[int]*TiDBStatement)})

tk.MustExec("create table t (col1 int)")

// simple prepare and execute
require.NoError(t, cc.handleStmtPrepare(ctx, "select sum(col1) from t"))
require.NoError(t, cc.handleStmtExecute(ctx, []byte{0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0}))
require.Equal(t, cc.ctx.Session.ShowProcess().Info, "select sum(col1) from t")

// prepare and execute with params
require.NoError(t, cc.handleStmtPrepare(ctx, "select sum(col1) from t where col1 < ? and col1 > 100"))
// 1 params, length of nullBitMap is 1, `0x8, 0x0` represents the type, and the following `0x10, 0x0....` is the param
// 10
require.NoError(t, cc.handleStmtExecute(ctx, []byte{0x2, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0,
0x1, 0x8, 0x0,
0x0A, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}))
require.Equal(t, cc.ctx.Session.ShowProcess().Info, "select sum(col1) from t where col1 < ? and col1 > 100")
}