Improve the JS-side sqlite3_set_auxdata() test to also trigger the case that the aux data actually gets reused. Test changes only, no library code.

FossilOrigin-Name: 9f27379d860518e6e097a2c999da04176812260a61bf11fe495c3efd76971806

ext/wasm/tester1.c-pp.js

@@ -3445,7 +3445,6 @@ globalThis.sqlite3InitModule = sqlite3InitModule;
         const stack = wasm.pstack.pointer;
         const pAux = wasm.pstack.alloc(4);
         let pAuxDestructed = 0;
-        const args = [];
         const pAuxDtor = wasm.installFunction('v(p)', function(ptr){
           //log("freeing auxdata");
           ++pAuxDestructed;
@@ -3457,10 +3456,11 @@ globalThis.sqlite3InitModule = sqlite3InitModule;
             wasm.uninstallFunction(pAuxDtor);
           }
         };
+        let nAuxSet = 0 /* how many times we set aux data */;
+        let nAuxReused = 0 /* how many times we reused aux data */;
         try{
           db.createFunction("auxtest",{
             xFunc: function(pCx, x, y){
-              args.push(x);
               T.assert(wasm.isPtr(pCx));
               const localAux = capi.sqlite3_get_auxdata(pCx, 0);
               if( !localAux ){
@@ -3477,15 +3477,12 @@ globalThis.sqlite3InitModule = sqlite3InitModule;
                    pointer this function, and cleanup (at some point)
                    using wasm.uninstallFunction().
                 */
+                ++nAuxSet;
                 capi.sqlite3_set_auxdata(pCx, 0, pAux, pAuxDtor);
               }else{
-                /* This is never actually hit in this example and it's
-                   not entirely clear how to cause it to. The point of
-                   this test, however, is to demonstrate that the
-                   finalizer impl gets triggered, so we're not going to
-                   fret over this at the moment. */
-                //log("seen auxdata",localAux);
+                //log("reusing auxdata",localAux);
                 T.assert(pAux===localAux);
+                ++nAuxReused;
               }
               return x;
             }
@@ -3493,13 +3490,14 @@ globalThis.sqlite3InitModule = sqlite3InitModule;
           db.exec([
             "create table t(a);",
             "insert into t(a) values(1),(2),(3);",
-            "select auxtest(a,a), auxtest(a,a) from t order by a"
+            "select auxtest(1,a), auxtest(1,a) from t order by a"
           ]);
         }finally{
           db.close();
           wasm.pstack.restore(stack);
         }
-        T.assert(6===args.length);
+        T.assert(nAuxSet>0).assert(nAuxReused>0)
+          .assert(6===nAuxReused+nAuxSet);
         T.assert(pAuxDestructed>0);
         T.assert(pAuxDtorDestructed);
       }

manifest

@@ -1,5 +1,5 @@
-C Rework\s[76c8435a]\sto\seliminate\sautomatic\sJS-to-WASM\sfunction\sconversions\sof\ssqlite3_set_auxdata()\sdestructors\sbecause\sit\scan\sleads\sto\sleaks\son\severy\scall\sof\sa\sUDF.\sThis\sfeature\snever\sworked\sbefore\s[76c8435a]\sbut\sfixing\sit\swas\sill-conceived\sbecause\sof\sthe\smemory\sleakage\sit\sintroduces.\sWASM\sfunction\spointers\scan\sstill\sbe\sused\sas\sdestructors\sin\sthis\scontext.
-D 2025-02-03T17:34:12.962
+C Improve\sthe\sJS-side\ssqlite3_set_auxdata()\stest\sto\salso\strigger\sthe\scase\sthat\sthe\saux\sdata\sactually\sgets\sreused.\sTest\schanges\sonly,\sno\slibrary\scode.
+D 2025-02-03T18:01:42.876
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md e108e1e69ae8e8a59e93c455654b8ac9356a11720d3345df2a4743e9590fb20d
@@ -696,7 +696,7 @@ F ext/wasm/test-opfs-vfs.html 1f2d672f3f3fce810dfd48a8d56914aba22e45c6834e262555
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 F ext/wasm/tester1.c-pp.html 1c1bc78b858af2019e663b1a31e76657b73dc24bede28ca92fbe917c3a972af2
-F ext/wasm/tester1.c-pp.js 45000532cf83f23a52b31581c1db44bfb82e383b1b68703ae4d3d838de3a833e
+F ext/wasm/tester1.c-pp.js 05a0143c44a4114aad0ed40ce73c528febc3e0d6b69f48a51c895d7030015b74
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 F ext/wasm/tests/opfs/concurrency/test.js d08889a5bb6e61937d0b8cbb78c9efbefbf65ad09f510589c779b7cc6a803a88
 F ext/wasm/tests/opfs/concurrency/worker.js 0a8c1a3e6ebb38aabbee24f122693f1fb29d599948915c76906681bb7da1d3d2
@@ -2209,8 +2209,8 @@ F tool/version-info.c 3b36468a90faf1bbd59c65fd0eb66522d9f941eedd364fabccd7227350
 F tool/warnings-clang.sh bbf6a1e685e534c92ec2bfba5b1745f34fb6f0bc2a362850723a9ee87c1b31a7
 F tool/warnings.sh 49a486c5069de041aedcbde4de178293e0463ae9918ecad7539eedf0ec77a139
 F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
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-R bdcc5096cc30e3d83fdf5d66602909e7
+P 3fb993af0caf041da934cea29c039b27c468be0b75bce1537a6425767cf9bf8d
+R b579198e5351884de756285222a8e6ad
 U stephan
-Z fd720e9f1383b7c5da4643ab36634ed7
+Z a4679fe65a08b67080b3faca6c413001
 # Remove this line to create a well-formed Fossil manifest.

manifest.uuid

@@ -1 +1 @@
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+9f27379d860518e6e097a2c999da04176812260a61bf11fe495c3efd76971806