test: remove quotes (and annoying escaping) from snapshots

Author: MichaelDeBoey

src/__tests__/index.ts

@@ -2,7 +2,14 @@ import remarkEmbedder from '@remark-embedder/core'
 import remark from 'remark'
 import html from 'remark-html'
 
-import CodeSandboxTransformer from '..'
+import CodeSandboxTransformer from '../'
+
+// this removes the quotes around strings...
+const unquoteSerializer = {
+  serialize: (val: string) => val.trim(),
+  test: (val: unknown) => typeof val === 'string',
+}
+expect.addSnapshotSerializer(unquoteSerializer)
 
 test('smoke test', async () => {
   const result = await remark()
@@ -19,12 +26,7 @@ https://codesandbox.io/s/css-variables-vs-themeprovider-df90h
     )
 
   expect(result.toString()).toMatchInlineSnapshot(`
-    "<p>This is a CodeSandbox:</p>
-    <iframe src=\\"https://codesandbox.io/embed/css-variables-vs-themeprovider-df90h\\" style=\\"width:100%; height:500px; border:0; border-radius: 4px; overflow:hidden;\\" allow=\\"accelerometer; ambient-light-sensor; camera; encrypted-media; geolocation; gyroscope; hid; microphone; midi; payment; usb; vr; xr-spatial-tracking\\" sandbox=\\"allow-forms allow-modals allow-popups allow-presentation allow-same-origin allow-scripts\\"></iframe>
-    "
+    <p>This is a CodeSandbox:</p>
+    <iframe src="https://codesandbox.io/embed/css-variables-vs-themeprovider-df90h" style="width:100%; height:500px; border:0; border-radius: 4px; overflow:hidden;" allow="accelerometer; ambient-light-sensor; camera; encrypted-media; geolocation; gyroscope; hid; microphone; midi; payment; usb; vr; xr-spatial-tracking" sandbox="allow-forms allow-modals allow-popups allow-presentation allow-same-origin allow-scripts"></iframe>
   `)
 })
-
-/*
-eslint @typescript-eslint/no-unsafe-assignment: "off"
-*/