make test more robust

test/runtime/samples/non-root-style-interpolation/_config.js

@@ -14,6 +14,27 @@ export default {
 			foo
 		</div>
 
+		<div>
+			<div>
+				<style>
+					div > div {
+						color: blue;
+					}
+				</style>
+				foo
+			</div>
+		</div>
+
+		<div>
+			<style>
+			/* something with < and > */
+				div {
+					color: red;
+				}
+			</style>
+			foo
+		</div>
+
 		<div>
 			<div>
 				<style>

test/runtime/samples/non-root-style-interpolation/main.html

@@ -8,6 +8,27 @@
 	foo
 </div>
 
+<div>
+	<div>
+		<style>
+			div > div {
+				color: blue;
+			}
+		</style>
+		foo
+	</div>
+</div>
+
+<div>
+	<style>
+	/* something with < and > */
+		div {
+			color: {{color}};
+		}
+	</style>
+	foo
+</div>
+
 <div>
 	<div>
 		<style>