Split jest tests into fast and slow groups (#1401)

tests-ui/tests/afterSetup.ts

@@ -0,0 +1,28 @@
+import { start } from '../utils'
+import lg from '../utils/litegraph'
+
+// Load things once per test file before to ensure its all warmed up for the tests
+beforeAll(async () => {
+  const originalWarn = console.warn
+  console.error = function (...args) {
+    if (['Error: Not implemented: window.alert'].includes(args[0])) {
+      return
+    }
+  }
+  console.warn = function (...args) {
+    if (
+      [
+        "sMethod=='pointer' && !window.PointerEvent",
+        'Warning, nodes missing on pasting'
+      ].includes(args[0])
+    ) {
+      return
+    }
+    originalWarn.apply(console, args)
+  }
+  console.log = function (...args) {}
+
+  lg.setup(global)
+  await start({ resetEnv: true })
+  lg.teardown(global)
+})