added basic test for drawing

ts/tests/docx/run/run-components/drawingTests.ts

@@ -0,0 +1,18 @@
+import { assert, expect } from "chai";
+import { Drawing } from "../../../../docx/run/run-components/drawing";
+import { Utility } from "../../../utility";
+
+describe.only("Drawing", () => {
+    let currentBreak: Drawing;
+
+    beforeEach(() => {
+        currentBreak = new Drawing("test.jpg");
+    });
+
+    describe("#constructor()", () => {
+        it("should create a Drawing with correct root key", () => {
+            const newJson = Utility.jsonify(currentBreak);
+            assert.equal(newJson.rootKey, "w:drawing");
+        });
+    });
+});