If sqlite3.oo1.DB.exec()'s callback returns a literal false, stop step()ing over results as if the end of the result set had been reached. Unrelated minor code-adjacent cleanups.

FossilOrigin-Name: 33a58c8ece3b37a8edc3434af36643e2d489a53a672d778c5b77e66666045c30

1 files changed, 8 insertions, 0 deletions

diff --git a/ext/wasm/tester1.c-pp.js b/ext/wasm/tester1.c-pp.js
index 5411c064c..82dd73e23 100644
--- a/ext/wasm/tester1.c-pp.js
+++ b/ext/wasm/tester1.c-pp.js
@@ -1391,6 +1391,14 @@ self.sqlite3InitModule = sqlite3InitModule;
                db.selectValue("SELECT "+Number.MIN_SAFE_INTEGER)).
         assert(Number.MAX_SAFE_INTEGER ===
                db.selectValue("SELECT "+Number.MAX_SAFE_INTEGER));
+
+      counter = 0;
+      db.exec({
+        sql: "SELECT a FROM t",
+        callback: ()=>(1===++counter),
+      });
+      T.assert(2===counter,
+               "Expecting exec step() loop to stop if callback returns false.");
       if(wasm.bigIntEnabled && haveWasmCTests()){
         const mI = wasm.xCall('sqlite3_wasm_test_int64_max');
         const b = BigInt(Number.MAX_SAFE_INTEGER * 2);