From bfb29d271f7e5eaa4099bcef763bb0dc53199e22 Mon Sep 17 00:00:00 2001
From: hwware <wen.hui.ware@gmail.com>
Date: Fri, 22 Nov 2024 21:32:27 +0000
Subject: [PATCH] update UpdateRuntimeArgs function logic and test case codes

Signed-off-by: hwware <wen.hui.ware@gmail.com>
---
 src/module.c                           | 13 +++++--------
 tests/modules/moduleparameter.c        |  4 +++-
 tests/unit/moduleapi/moduleconfigs.tcl |  2 +-
 3 files changed, 9 insertions(+), 10 deletions(-)

diff --git a/src/module.c b/src/module.c
index af0e31d336..768dd3309d 100644
--- a/src/module.c
+++ b/src/module.c
@@ -2264,19 +2264,16 @@ int moduleIsModuleCommand(void *module_handle, struct serverCommand *cmd) {
  * - VALKEYMODULE_ERR on failure.
  */
 int VM_UpdateRuntimeArgs(ValkeyModuleCtx *ctx, ValkeyModuleString **argv, int argc) {
-    if (!ctx->module->onload) {
-        return VALKEYMODULE_ERR;
-    }
     struct moduleLoadQueueEntry *loadmod = ctx->module->loadmod;
     for (int i = 0; i < loadmod->argc; i++) {
         decrRefCount(loadmod->argv[i]);
     }
     zfree(loadmod->argv);
-    loadmod->argv = argc ? zmalloc(sizeof(robj *) * argc) : NULL;
-    loadmod->argc = argc;
-    for (int i = 0; i < argc; i++) {
-        loadmod->argv[i] = argv[i];
-        incrRefCount(loadmod->argv[i]);
+    loadmod->argv = argc - 1 ? zmalloc(sizeof(robj *) * (argc - 1)) : NULL;
+    loadmod->argc = argc - 1;
+    for (int i = 1; i < argc; i++) {
+        loadmod->argv[i - 1] = argv[i];
+        incrRefCount(loadmod->argv[i - 1]);
     }
     return VALKEYMODULE_OK;
 }
diff --git a/tests/modules/moduleparameter.c b/tests/modules/moduleparameter.c
index 82b9d86c9b..6c110f2cfb 100644
--- a/tests/modules/moduleparameter.c
+++ b/tests/modules/moduleparameter.c
@@ -6,7 +6,9 @@
 
 int test_module_update_parameter(ValkeyModuleCtx *ctx,
                                  ValkeyModuleString **argv, int argc) {
-  return ValkeyModule_UpdateRuntimeArgs(ctx, argv, argc);
+
+  ValkeyModule_UpdateRuntimeArgs(ctx, argv, argc);
+  return ValkeyModule_ReplyWithSimpleString(ctx, "OK");
 }
 
 int ValkeyModule_OnLoad(ValkeyModuleCtx *ctx, ValkeyModuleString **argv, int argc) {
diff --git a/tests/unit/moduleapi/moduleconfigs.tcl b/tests/unit/moduleapi/moduleconfigs.tcl
index 3cb08ebc8e..44a8d68fa8 100644
--- a/tests/unit/moduleapi/moduleconfigs.tcl
+++ b/tests/unit/moduleapi/moduleconfigs.tcl
@@ -252,7 +252,7 @@ start_server {tags {"modules"}} {
        set modulename [lmap x [r module list] {dict get $x name}]
        assert_not_equal [lsearch $modulename moduleparameter] -1
        assert_equal "{10 20 30}" [lmap x [r module list] {dict get $x args}]
-       r testmoduleparameter.update.parameter 40 50 60 70
+       assert_equal OK [r testmoduleparameter.update.parameter 40 50 60 70]
        assert_equal "{40 50 60 70}" [lmap x [r module list] {dict get $x args}]
     }
 }