added tests

Author: DaniAkash

__tests__/__snapshots__/index.snapshot.test.tsx.snap

@@ -0,0 +1,19 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`renders correctly 1`] = `
+<View
+  style={
+    Array [
+      Object {
+        "backgroundColor": "green",
+        "height": 20,
+        "width": 30,
+      },
+      Object {
+        "margin": 24,
+        "padding": 24,
+      },
+    ]
+  }
+/>
+`;

__tests__/index.snapshot.test.tsx

@@ -0,0 +1,17 @@
+import React from "react";
+import renderer from "react-test-renderer";
+import BlankSpacer from "../src/index";
+
+it("renders correctly", () => {
+  const tree = renderer
+    .create(
+      <BlankSpacer
+        height={20}
+        width={30}
+        color={"green"}
+        style={{ margin: 24, padding: 24 }}
+      />
+    )
+    .toJSON();
+  expect(tree).toMatchSnapshot();
+});