Add SAHPoolUtil.getFileNames() method, and tests for it, per [forum:a3da1e34d8|forum feedback]. Add a test to demonstrate that two SAH pools can coexist so long as they have different names.

FossilOrigin-Name: 72dc3f8c3255186ec412412b685b0b51ddcd08240f2353ac742fc7da8c23568e

1 files changed, 15 insertions, 3 deletions

diff --git a/ext/wasm/tester1.c-pp.js b/ext/wasm/tester1.c-pp.js
index 905340b23..db4b50f4b 100644
--- a/ext/wasm/tester1.c-pp.js
+++ b/ext/wasm/tester1.c-pp.js
@@ -3072,10 +3072,23 @@ globalThis.sqlite3InitModule = sqlite3InitModule;
         db = new u2.OpfsSAHPoolDb(dbName);
         T.assert(1 === u1.getFileCount());
         db.close();
-        T.assert(1 === u1.getFileCount())
+        const fileNames = u1.getFileNames();
+        T.assert(1 === fileNames.length)
+          .assert(dbName === fileNames[0])
+          .assert(1 === u1.getFileCount())
           .assert(true === u1.unlink(dbName))
           .assert(false === u1.unlink(dbName))
-          .assert(0 === u1.getFileCount());
+          .assert(0 === u1.getFileCount())
+          .assert(0 === u1.getFileNames().length);
+
+        // Demonstrate that two SAH pools can coexist so long as
+        // they have different names.
+        const conf2 = JSON.parse(JSON.stringify(sahPoolConfig));
+        conf2.name += '-test2';
+        const POther = await inst(conf2);
+        log("Installed second SAH instance as",conf2.name);
+        T.assert(0 === POther.getFileCount())
+          .assert(true === await POther.removeVfs());
         if(0){
            /* Enable this block to inspect vfs's contents via the dev
               console or OPFS Explorer browser extension.  The
@@ -3087,7 +3100,6 @@ globalThis.sqlite3InitModule = sqlite3InitModule;
           .assert(!sqlite3.capi.sqlite3_vfs_find(sahPoolConfig.name));
 
         let cErr, u3;
-        const conf2 = JSON.parse(JSON.stringify(sahPoolConfig));
         conf2.$testThrowInInit = new Error("Testing throwing during init.");
         conf2.name = sahPoolConfig.name+'-err';
         const P3 = await inst(conf2).then(u=>u3 = u).catch((e)=>cErr=e);