fix(09): WR-08 search non-text list columns as text instead of failing in SQL

modules/cabana/query_test.go

@@ -435,3 +435,45 @@ var _ pact.AdminRecordSource = queryController{}
 var _ pact.AdminPermissioned = queryController{}
 var _ pact.FilterScope = queryRow{}
 var _ pact.FilterOptions = queryRow{}
+
+// TestListSearchNonTextColumns pins WR-08: a searchable numeric or date column
+// is searched as text instead of failing with an SQL error (PostgreSQL has no
+// lower(integer) or lower(timestamp)).
+func TestListSearchNonTextColumns(t *testing.T) {
+	svc, db := newListService(t)
+	seedListRows(t, db)
+	const columns = `columns:
+    name:
+        label: Name
+        searchable: true
+    group_id:
+        label: Group
+        searchable: true
+    created_at:
+        label: Created
+        type: datetime
+        searchable: true
+    active:
+        label: Active
+        type: switch
+        searchable: true
+`
+	schema, err := CompileList("acme.demo", queryController{}, filterFS(queryListConfig, columns, queryFilters))
+	if err != nil {
+		t.Fatal(err)
+	}
+	svc.reg.byID["acme.demo.widgets"].List = schema
+
+	byGroup := decodeList(t, getList(t, svc, "search=9"), http.StatusOK)
+	if ids := rowIDs(byGroup.Data); len(ids) != 1 || ids[0] != 3 {
+		t.Fatalf("integer column search = %v, want [3]", ids)
+	}
+	byDate := decodeList(t, getList(t, svc, "search=2024-01"), http.StatusOK)
+	if byDate.Meta.Total != 2 {
+		t.Fatalf("timestamp column search total = %d, want 2", byDate.Meta.Total)
+	}
+	byName := decodeList(t, getList(t, svc, "search=other"), http.StatusOK)
+	if ids := rowIDs(byName.Data); len(ids) != 1 || ids[0] != 4 {
+		t.Fatalf("text column search = %v, want [4]", ids)
+	}
+}