diff --git a/tests/data/javascript.js b/tests/data/javascript.js
new file mode 100644
index 000000000..4bccfa6a2
--- /dev/null
+++ b/tests/data/javascript.js
@@ -0,0 +1,33 @@
+// 33 lines, 14 code, 11 comments, 8 blanks
+
+/*
+ * /* Nested comment
+ * // single line comment
+ * */
+
+/*
+
+function add(a, b) {
+  return a + b;
+}
+*/
+
+class Rectangle {
+  constructor(width, height) {
+    this.width = width;
+    this.height = height;
+  }
+
+  get area() {
+    return this.calcArea();
+  }
+
+  calcArea() {
+    return this.width * this.height;
+  }
+}
+
+let rect = new Rectangle(20, 20);
+console.log(rect.area); // 400
+
+// Comment
diff --git a/tests/data/typescript.ts b/tests/data/typescript.ts
new file mode 100644
index 000000000..319f9dc71
--- /dev/null
+++ b/tests/data/typescript.ts
@@ -0,0 +1,33 @@
+// 33 lines, 19 code, 7 comments, 7 blanks
+/*
+
+ Multi-line comment with blanks
+
+
+ *
+ */
+// Comment
+class Person {
+  #age: number;
+  #name: string; // end of line comment
+  #height: number;
+
+  constructor(age: number, name: string, height: number) {
+    this.#age = age;
+    this.#name = name;
+    this.#height = height;
+  }
+}
+
+let main = () => {
+  // Comment with quote "
+  let person = new Person(
+    5,
+    `Phill
+
+   the giant`,
+    7
+  );
+};
+
+main();