diff --git a/test/validator/samples/a11y-aria-proptypes-boolean-or-undefined/input.svelte b/test/validator/samples/a11y-aria-proptypes-boolean-or-undefined/input.svelte
new file mode 100644
index 000000000000..c52e60008f3f
--- /dev/null
+++ b/test/validator/samples/a11y-aria-proptypes-boolean-or-undefined/input.svelte
@@ -0,0 +1,8 @@
+<script>
+  const abc = 'abc';
+</script>
+
+<div aria-hidden="yes"/>
+<div aria-hidden="no"/>
+<div aria-hidden={1234}/>
+<div aria-hidden={`${abc}`}/>
\ No newline at end of file
diff --git a/test/validator/samples/a11y-aria-proptypes-boolean-or-undefined/warnings.json b/test/validator/samples/a11y-aria-proptypes-boolean-or-undefined/warnings.json
new file mode 100644
index 000000000000..503d98f5d8ee
--- /dev/null
+++ b/test/validator/samples/a11y-aria-proptypes-boolean-or-undefined/warnings.json
@@ -0,0 +1,32 @@
+[
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "end": {
+      "character": 63,
+      "column": 22,
+      "line": 5
+    },
+    "message": "A11y: The value of 'aria-hidden' must be exactly one of true, false, or undefined",
+    "pos": 46,
+    "start": {
+      "character": 46,
+      "column": 5,
+      "line": 5
+    }
+  },
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "end": {
+      "character": 87,
+      "column": 21,
+      "line": 6
+    },
+    "message": "A11y: The value of 'aria-hidden' must be exactly one of true, false, or undefined",
+    "pos": 71,
+    "start": {
+      "character": 71,
+      "column": 5,
+      "line": 6
+    }
+  }
+]
\ No newline at end of file
diff --git a/test/validator/samples/a11y-aria-proptypes-boolean/input.svelte b/test/validator/samples/a11y-aria-proptypes-boolean/input.svelte
new file mode 100644
index 000000000000..c9929282296c
--- /dev/null
+++ b/test/validator/samples/a11y-aria-proptypes-boolean/input.svelte
@@ -0,0 +1,8 @@
+<script>
+    const abc = 'abc';
+</script>
+
+<button aria-disabled="yes"/>
+<button aria-disabled="no"/>
+<button aria-disabled={1234}/>
+<button aria-disabled={`${abc}`}/>
\ No newline at end of file
diff --git a/test/validator/samples/a11y-aria-proptypes-boolean/warnings.json b/test/validator/samples/a11y-aria-proptypes-boolean/warnings.json
new file mode 100644
index 000000000000..b43697b64d13
--- /dev/null
+++ b/test/validator/samples/a11y-aria-proptypes-boolean/warnings.json
@@ -0,0 +1,32 @@
+[
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "message": "A11y: The value of 'aria-disabled' must be exactly one of true or false",
+    "start": {
+      "line": 5,
+      "column": 8,
+      "character": 51
+    },
+    "end": {
+      "line": 5,
+      "column": 27,
+      "character": 70
+    },
+    "pos": 51
+  },
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "message": "A11y: The value of 'aria-disabled' must be exactly one of true or false",
+    "start": {
+      "line": 6,
+      "column": 8,
+      "character": 81
+    },
+    "end": {
+      "line": 6,
+      "column": 26,
+      "character": 99
+    },
+    "pos": 81
+  }
+]
\ No newline at end of file
diff --git a/test/validator/samples/a11y-aria-proptypes-integer/input.svelte b/test/validator/samples/a11y-aria-proptypes-integer/input.svelte
new file mode 100644
index 000000000000..f426becef75a
--- /dev/null
+++ b/test/validator/samples/a11y-aria-proptypes-integer/input.svelte
@@ -0,0 +1,7 @@
+<div aria-level="yes" />
+<div aria-level="no" />
+<div aria-level={`abc`} />
+<div aria-level={true} />
+<div aria-level />
+<div aria-level={"false"} />
+<div aria-level={!"false"} />
\ No newline at end of file
diff --git a/test/validator/samples/a11y-aria-proptypes-integer/warnings.json b/test/validator/samples/a11y-aria-proptypes-integer/warnings.json
new file mode 100644
index 000000000000..e4c37df4930e
--- /dev/null
+++ b/test/validator/samples/a11y-aria-proptypes-integer/warnings.json
@@ -0,0 +1,47 @@
+[
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "message": "A11y: The value of 'aria-level' must be of type integer",
+    "start": {
+      "line": 1,
+      "column": 5,
+      "character": 5
+    },
+    "end": {
+      "line": 1,
+      "column": 21,
+      "character": 21
+    },
+    "pos": 5
+  },
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "message": "A11y: The value of 'aria-level' must be of type integer",
+    "start": {
+      "line": 2,
+      "column": 5,
+      "character": 30
+    },
+    "end": {
+      "line": 2,
+      "column": 20,
+      "character": 45
+    },
+    "pos": 30
+  },
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "message": "A11y: The value of 'aria-level' must be of type integer",
+    "start": {
+      "line": 5,
+      "column": 5,
+      "character": 107
+    },
+    "end": {
+      "line": 5,
+      "column": 15,
+      "character": 117
+    },
+    "pos": 107
+  }
+]
\ No newline at end of file
diff --git a/test/validator/samples/a11y-aria-proptypes-number/input.svelte b/test/validator/samples/a11y-aria-proptypes-number/input.svelte
new file mode 100644
index 000000000000..6006ef49adca
--- /dev/null
+++ b/test/validator/samples/a11y-aria-proptypes-number/input.svelte
@@ -0,0 +1,7 @@
+<div aria-valuemax="yes" />
+<div aria-valuemax="no" />
+<div aria-valuemax={`abc`} />
+<div aria-valuemax={true} />
+<div aria-valuemax />
+<div aria-valuemax={'false'} />
+<div aria-valuemax={!'false'} />
\ No newline at end of file
diff --git a/test/validator/samples/a11y-aria-proptypes-number/warnings.json b/test/validator/samples/a11y-aria-proptypes-number/warnings.json
new file mode 100644
index 000000000000..93c64cb97b86
--- /dev/null
+++ b/test/validator/samples/a11y-aria-proptypes-number/warnings.json
@@ -0,0 +1,47 @@
+[
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "message": "A11y: The value of 'aria-valuemax' must be of type number",
+    "start": {
+      "line": 1,
+      "column": 5,
+      "character": 5
+    },
+    "end": {
+      "line": 1,
+      "column": 24,
+      "character": 24
+    },
+    "pos": 5
+  },
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "message": "A11y: The value of 'aria-valuemax' must be of type number",
+    "start": {
+      "line": 2,
+      "column": 5,
+      "character": 33
+    },
+    "end": {
+      "line": 2,
+      "column": 23,
+      "character": 51
+    },
+    "pos": 33
+  },
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "message": "A11y: The value of 'aria-valuemax' must be of type number",
+    "start": {
+      "line": 5,
+      "column": 5,
+      "character": 119
+    },
+    "end": {
+      "line": 5,
+      "column": 18,
+      "character": 132
+    },
+    "pos": 119
+  }
+]
\ No newline at end of file
diff --git a/test/validator/samples/a11y-aria-proptypes-string/input.svelte b/test/validator/samples/a11y-aria-proptypes-string/input.svelte
new file mode 100644
index 000000000000..0c510160af16
--- /dev/null
+++ b/test/validator/samples/a11y-aria-proptypes-string/input.svelte
@@ -0,0 +1,5 @@
+<div aria-label />
+<div aria-label={true} />
+<div aria-label={false} />
+<div aria-label={1234} />
+<div aria-label={!true} />
\ No newline at end of file
diff --git a/test/validator/samples/a11y-aria-proptypes-string/warnings.json b/test/validator/samples/a11y-aria-proptypes-string/warnings.json
new file mode 100644
index 000000000000..f83eb895a4f9
--- /dev/null
+++ b/test/validator/samples/a11y-aria-proptypes-string/warnings.json
@@ -0,0 +1,17 @@
+[
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "message": "A11y: The value of 'aria-label' must be of type string",
+    "start": {
+      "line": 1,
+      "column": 5,
+      "character": 5
+    },
+    "end": {
+      "line": 1,
+      "column": 15,
+      "character": 15
+    },
+    "pos": 5
+  }
+]
\ No newline at end of file
diff --git a/test/validator/samples/a11y-aria-proptypes-token/input.svelte b/test/validator/samples/a11y-aria-proptypes-token/input.svelte
new file mode 100644
index 000000000000..4a336ccbfb4f
--- /dev/null
+++ b/test/validator/samples/a11y-aria-proptypes-token/input.svelte
@@ -0,0 +1,6 @@
+<div aria-sort="" />
+<div aria-sort="descnding" />
+<div aria-sort />
+<div aria-sort={true} />
+<div aria-sort={"false"} />
+<div aria-sort="ascending descending" />
\ No newline at end of file
diff --git a/test/validator/samples/a11y-aria-proptypes-token/warnings.json b/test/validator/samples/a11y-aria-proptypes-token/warnings.json
new file mode 100644
index 000000000000..168fc704341e
--- /dev/null
+++ b/test/validator/samples/a11y-aria-proptypes-token/warnings.json
@@ -0,0 +1,62 @@
+[
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "message": "A11y: The value of 'aria-sort' must be exactly one of ascending, descending, none, other",
+    "start": {
+      "line": 1,
+      "column": 5,
+      "character": 5
+    },
+    "end": {
+      "line": 1,
+      "column": 17,
+      "character": 17
+    },
+    "pos": 5
+  },
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "message": "A11y: The value of 'aria-sort' must be exactly one of ascending, descending, none, other",
+    "start": {
+      "line": 2,
+      "column": 5,
+      "character": 26
+    },
+    "end": {
+      "line": 2,
+      "column": 26,
+      "character": 47
+    },
+    "pos": 26
+  },
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "message": "A11y: The value of 'aria-sort' must be exactly one of ascending, descending, none, other",
+    "start": {
+      "line": 3,
+      "column": 5,
+      "character": 56
+    },
+    "end": {
+      "line": 3,
+      "column": 14,
+      "character": 65
+    },
+    "pos": 56
+  },
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "message": "A11y: The value of 'aria-sort' must be exactly one of ascending, descending, none, other",
+    "start": {
+      "line": 6,
+      "column": 5,
+      "character": 127
+    },
+    "end": {
+      "line": 6,
+      "column": 37,
+      "character": 159
+    },
+    "pos": 127
+  }
+]
\ No newline at end of file
diff --git a/test/validator/samples/a11y-aria-proptypes-tokenlist/input.svelte b/test/validator/samples/a11y-aria-proptypes-tokenlist/input.svelte
new file mode 100644
index 000000000000..33ebbccab5fd
--- /dev/null
+++ b/test/validator/samples/a11y-aria-proptypes-tokenlist/input.svelte
@@ -0,0 +1,7 @@
+<div aria-relevant="" />
+<div aria-relevant="foobar" />
+<div aria-relevant />
+<div aria-relevant={true} />
+<div aria-relevant={"false"} />
+<div aria-relevant="additions removalss" />
+<div aria-relevant="additions removalss " />
\ No newline at end of file
diff --git a/test/validator/samples/a11y-aria-proptypes-tokenlist/warnings.json b/test/validator/samples/a11y-aria-proptypes-tokenlist/warnings.json
new file mode 100644
index 000000000000..959f1821a5dc
--- /dev/null
+++ b/test/validator/samples/a11y-aria-proptypes-tokenlist/warnings.json
@@ -0,0 +1,77 @@
+[
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "message": "A11y: The value of 'aria-relevant' must be a space-separated list of one or more of additions, all, removals, text",
+    "start": {
+      "line": 1,
+      "column": 5,
+      "character": 5
+    },
+    "end": {
+      "line": 1,
+      "column": 21,
+      "character": 21
+    },
+    "pos": 5
+  },
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "message": "A11y: The value of 'aria-relevant' must be a space-separated list of one or more of additions, all, removals, text",
+    "start": {
+      "line": 2,
+      "column": 5,
+      "character": 30
+    },
+    "end": {
+      "line": 2,
+      "column": 27,
+      "character": 52
+    },
+    "pos": 30
+  },
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "message": "A11y: The value of 'aria-relevant' must be a space-separated list of one or more of additions, all, removals, text",
+    "start": {
+      "line": 3,
+      "column": 5,
+      "character": 61
+    },
+    "end": {
+      "line": 3,
+      "column": 18,
+      "character": 74
+    },
+    "pos": 61
+  },
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "message": "A11y: The value of 'aria-relevant' must be a space-separated list of one or more of additions, all, removals, text",
+    "start": {
+      "line": 6,
+      "column": 5,
+      "character": 144
+    },
+    "end": {
+      "line": 6,
+      "column": 40,
+      "character": 179
+    },
+    "pos": 144
+  },
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "message": "A11y: The value of 'aria-relevant' must be a space-separated list of one or more of additions, all, removals, text",
+    "start": {
+      "line": 7,
+      "column": 5,
+      "character": 188
+    },
+    "end": {
+      "line": 7,
+      "column": 41,
+      "character": 224
+    },
+    "pos": 188
+  }
+]
\ No newline at end of file
diff --git a/test/validator/samples/a11y-aria-proptypes-tristate/input.svelte b/test/validator/samples/a11y-aria-proptypes-tristate/input.svelte
new file mode 100644
index 000000000000..a265f0472bcb
--- /dev/null
+++ b/test/validator/samples/a11y-aria-proptypes-tristate/input.svelte
@@ -0,0 +1,8 @@
+<script>
+    const abc = 'abc';
+</script>
+
+<div aria-checked="yes" />
+<div aria-checked="no" />
+<div aria-checked={1234} />
+<div aria-checked={`${abc}`} />
\ No newline at end of file
diff --git a/test/validator/samples/a11y-aria-proptypes-tristate/warnings.json b/test/validator/samples/a11y-aria-proptypes-tristate/warnings.json
new file mode 100644
index 000000000000..a8ff8fd3a18e
--- /dev/null
+++ b/test/validator/samples/a11y-aria-proptypes-tristate/warnings.json
@@ -0,0 +1,32 @@
+[
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "message": "A11y: The value of 'aria-checked' must be exactly one of true, false, or mixed",
+    "start": {
+      "line": 5,
+      "column": 5,
+      "character": 48
+    },
+    "end": {
+      "line": 5,
+      "column": 23,
+      "character": 66
+    },
+    "pos": 48
+  },
+  {
+    "code": "a11y-incorrect-aria-attribute-type",
+    "message": "A11y: The value of 'aria-checked' must be exactly one of true, false, or mixed",
+    "start": {
+      "line": 6,
+      "column": 5,
+      "character": 75
+    },
+    "end": {
+      "line": 6,
+      "column": 22,
+      "character": 92
+    },
+    "pos": 75
+  }
+]
\ No newline at end of file