Change docx folder to more appropriate "file" folder

src/file/paragraph/formatting/style.spec.ts

@@ -0,0 +1,22 @@
+import { assert } from "chai";
+
+import { Utility } from "../../../tests/utility";
+import { Style } from "./style";
+
+describe("ParagraphStyle", () => {
+    let style: Style;
+
+    describe("#constructor()", () => {
+        it("should create a style with given value", () => {
+            style = new Style("test");
+            const newJson = Utility.jsonify(style);
+            assert.equal(newJson.root[0].root.val, "test");
+        });
+
+        it("should create a style with blank val", () => {
+            style = new Style("");
+            const newJson = Utility.jsonify(style);
+            assert.equal(newJson.root[0].root.val, "");
+        });
+    });
+});