update sveltejs#1844 test for v3

Author: Rich-Harris

test/helpers.js

@@ -49,6 +49,8 @@ virtualConsole.sendTo(console);
 
 global.window = new jsdom.JSDOM('<main></main>', {virtualConsole}).window;
 global.document = window.document;
+global.navigator = window.navigator;
+global.getComputedStyle = window.getComputedStyle;
 global.requestAnimationFrame = null; // placeholder, filled in using set_raf
 
 // add missing ecmascript globals to window
@@ -57,7 +59,6 @@ for (const key of Object.getOwnPropertyNames(global)) {
 }
 
 export function env() {
-	window._svelteTransitionManager = null;
 	window.document.title = '';
 	window.document.body.innerHTML = '<main></main>';
 

test/runtime/samples/component-slot-binding-dimensions-destroys-cleanly/Nested.html

@@ -0,0 +1,7 @@
+<script>
+	let clientHeight;
+</script>
+
+<p bind:clientHeight>
+	<slot/>
+</p>

test/runtime/samples/component-slot-binding-dimensions-destroys-cleanly/Nested.svelte

@@ -0,0 +1,7 @@
+<script>
+	import Nested from './Nested.svelte';
+</script>
+
+<Nested>
+	Hello
+</Nested>