Change docx folder to more appropriate "file" folder

src/file/drawing/drawing.spec.ts

@@ -0,0 +1,27 @@
+import { assert } from "chai";
+import * as fs from "fs";
+
+import { Utility } from "../../tests/utility";
+import { Drawing } from "./";
+
+describe("Drawing", () => {
+    let currentBreak: Drawing;
+
+    beforeEach(() => {
+        const path = "./demo/penguins.jpg";
+        currentBreak = new Drawing({
+            fileName: "test.jpg",
+            referenceId: 1,
+            stream: fs.createReadStream(path),
+            path: path,
+        });
+    });
+
+    describe("#constructor()", () => {
+        it("should create a Drawing with correct root key", () => {
+            const newJson = Utility.jsonify(currentBreak);
+            assert.equal(newJson.rootKey, "w:drawing");
+            // console.log(JSON.stringify(newJson, null, 2));
+        });
+    });
+});