Resolve missing kvvfs JS test: sqlite3_initialize() must be called by the client in this build. Add basic sanity test of kvvfs using sessionStorage().

FossilOrigin-Name: 250a935aeb94d3fadec0d3fe22de85de4e658e2fdb3be3aa9a8bbc8f7b7d8414

ext/wasm/kvvfs1.js

@@ -36,10 +36,42 @@
     log("Loaded module:",capi.sqlite3_libversion(), capi.sqlite3_sourceid());
     log("Build options:",wasm.compileOptionUsed());
     self.S = sqlite3;
-
-    log("vfs(null) =",capi.sqlite3_vfs_find(null))
-    log("vfs('kvvfs') =",capi.sqlite3_vfs_find('kvvfs'))
-    //const db = new oo.DB("session");
+    T.assert(0 === capi.sqlite3_vfs_find(null));
+    S.capi.sqlite3_initialize();
+    T.assert( Number.isFinite( capi.sqlite3_vfs_find(null) ) );
+    const stores = {
+      local: localStorage,
+      session: sessionStorage
+    };
+    const cleanupStore = function(n){
+      const s = stores[n];
+      const isKv = (key)=>key.startsWith('kvvfs-'+n);
+      let i, k, toRemove = [];
+      for( i = 0; (k = s.key(i)); ++i) {
+        if(isKv(k)) toRemove.push(k);
+      }
+      toRemove.forEach((k)=>s.removeItem(k));
+    };
+    const dbStorage = 1 ? 'session' : 'local';
+    const db = new oo.DB(dbStorage);
+    try {
+      db.exec("create table if not exists t(a)");
+      if(undefined===db.selectValue("select a from t limit 1")){
+        log("New db. Populating..");
+        db.exec("insert into t(a) values(1),(2),(3)");
+      }else{
+        log("Found existing table data:");
+        db.exec({
+          sql: "select * from t order by a",
+          rowMode: 0,
+          callback: function(v){log(v)}
+        });
+      }
+    }finally{
+      const n = db.filename;
+      db.close();
+      //cleanupStore(n);
+    }
     
     log("Init done. Proceed from the dev console.");
   };

manifest

@@ -1,5 +1,5 @@
-C Fix\sthe\samalgamation\sso\sthat\sit\sbuilds\swith\sthe\sstandard\sunix\sbackend\sagain.
-D 2022-09-12T12:41:07.918
+C Resolve\smissing\skvvfs\sJS\stest:\ssqlite3_initialize()\smust\sbe\scalled\sby\sthe\sclient\sin\sthis\sbuild.\sAdd\sbasic\ssanity\stest\sof\skvvfs\susing\ssessionStorage().
+D 2022-09-12T13:05:54.108
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -504,7 +504,7 @@ F ext/wasm/jaccwabyt/jaccwabyt_test.c 39e4b865a33548f943e2eb9dd0dc8d619a80de05d5
 F ext/wasm/jaccwabyt/jaccwabyt_test.exports 5ff001ef975c426ffe88d7d8a6e96ec725e568d2c2307c416902059339c06f19
 F ext/wasm/kvvfs.make 7cc9cf10e744c3ba523c3eaf5c4af47028f3a5bb76db304ea8044a9b2a9d496f
 F ext/wasm/kvvfs1.html 2acb241a6110a4ec581adbf07a23d5fc2ef9c7142aa9d60856732a102abc5016
-F ext/wasm/kvvfs1.js 461d571234244bd682725f1dd73195b1d9a7eabdd57c0181ff41dc7c55252313
+F ext/wasm/kvvfs1.js 46afaf4faba041bf938355627bc529854295e561f49db3a240c914e75a529338
 F ext/wasm/testing1.html 0bf3ff224628c1f1e3ed22a2dc1837c6c73722ad8c0ad9c8e6fb9e6047667231
 F ext/wasm/testing1.js cba7134901a965743fa9289d82447ab71de4690b1ee5d06f6cb83e8b569d7943
 F ext/wasm/testing2.html 73e5048e666fd6fb28b6e635677a9810e1e139c599ddcf28d687c982134b92b8
@@ -2004,8 +2004,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P 1a2f24a0bdfc6eaae478916b8f4f9c6b63ead9964534fc2951fb4e995ffe61f1
-R fe9e8080b230bfa064abaa9f8e686ee1
-U drh
-Z 78a6c00935086fa910a2a1532a85cf90
+P 0adf158f4e5791339988185cc29347c75056b062e0db65b5999fdfa1f433c1ed
+R 034fe3ea9e2b85698d729ef37913abeb
+U stephan
+Z 428f2bf7fe12828b5f66501dd0945c6a
 # Remove this line to create a well-formed Fossil manifest.

manifest.uuid

@@ -1 +1 @@
-0adf158f4e5791339988185cc29347c75056b062e0db65b5999fdfa1f433c1ed
+250a935aeb94d3fadec0d3fe22de85de4e658e2fdb3be3aa9a8bbc8f7b7d8414