test(selector-parsing): added tests

Author: marekdedic

package.json

@@ -59,7 +59,8 @@
     "eslint-visitor-keys": "^4.0.0",
     "espree": "^10.0.0",
     "postcss": "^8.4.49",
-    "postcss-scss": "^4.0.9"
+    "postcss-scss": "^4.0.9",
+    "postcss-selector-parser": "^7.0.0"
   },
   "devDependencies": {
     "@changesets/changelog-github": "^0.5.0",

tests/fixtures/parser/selector-parsing/simple-css-input.svelte

@@ -0,0 +1,25 @@
+<script>
+  let a = 10
+</script>
+
+<span class="myClass">Hello!</span>
+
+<b>{a}</b>
+
+<style>
+  .myClass {
+    color: red;
+  }
+
+  b {
+    font-size: xx-large;
+  }
+
+  a:active,
+  a::before,
+  b + a,
+  b + .myClass,
+  a[data-key="value"] {
+    color: blue;
+  }
+</style>