Creating tests that show nulls not working!

Run this with `deno task test`

deno.json

@@ -7,7 +7,8 @@
     "build": "deno task vr provision && deno task lume",
     "serve": "deno task lume -s",
     "dev": "SMALL_SITE=true deno task serve",
-    "vr": "deno run -qA https://code.velociraptor.run"
+    "vr": "deno run -qA https://code.velociraptor.run",
+    "test": "deno test -A --unstable-ffi"
   },
   "compilerOptions": {
     "types": [

test/nulls.test.ts

@@ -0,0 +1,34 @@
+import { assertEquals } from "jsr:@std/assert";
+import { duckDbLoader } from "jsr:@dringtech/[email protected]";
+
+Deno.test('nulls should be returned for householdProjections', async () => {
+    const loader = duckDbLoader();
+    const dataItem = await loader('src/data/areas/place-page/_data/householdProjections.sql');
+    console.log(`${dataItem}`);
+    let res = dataItem('E06000028').find(x => x.date === 2023)!;
+    console.log(res);
+    assertEquals(res.HouseholdProjection, 86936);
+    assertEquals(res.AllVacants, null);
+    assertEquals(res.Dwellings, null);
+    assertEquals(res.LongTermVacants, null);
+
+    res = dataItem('E06000028').find(x => x.date === 2023)!;
+    console.log(res);
+    assertEquals(res.HouseholdProjection, 86936);
+    assertEquals(res.AllVacants, null);
+    assertEquals(res.Dwellings, null);
+    assertEquals(res.LongTermVacants, null);
+})
+
+Deno.test('nulls should be returned for householdProjections', async () => {
+    const loader = duckDbLoader();
+    const dataItem = await loader('src/data/hexmaps/_data/housepriceratio.sql');
+    console.log(`${dataItem}`);
+    let res = dataItem();
+    assertEquals(res.find(x => x.geography_code === 'E09000001')!.value, null);
+    assertEquals(res.find(x => x.geography_code === 'E06000053')!.value, null);
+
+    res = dataItem();
+    assertEquals(res.find(x => x.geography_code === 'E09000001')!.value, null);
+    assertEquals(res.find(x => x.geography_code === 'E06000053')!.value, null);
+})