test: add tests for Installation README component

packages/components/test/components/Installation.test.js

@@ -0,0 +1,19 @@
+import { render } from '@asyncapi/generator-react-sdk';
+import { Installation } from '../../src/components/readme/Installation';
+
+describe('Installation component', () => {
+  test('renders javascript installation command', () => {
+    const result = render(<Installation language="javascript" />);
+    expect(result.trim()).toMatchSnapshot();
+  });
+
+  test('renders python installation command', () => {
+    const result = render(<Installation language="python" />);
+    expect(result.trim()).toMatchSnapshot();
+  });
+
+  test('renders installation section when language is undefined', () => {
+    const result = render(<Installation />);
+    expect(result.trim()).toMatchSnapshot();
+  });
+});

packages/components/test/components/__snapshots__/Installation.test.js.snap

@@ -0,0 +1,31 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`Installation component renders installation section when language is undefined 1`] = `
+"## Installation
+
+Install dependencies:
+
+\`\`\`bash
+undefined
+\`\`\`"
+`;
+
+exports[`Installation component renders javascript installation command 1`] = `
+"## Installation
+
+Install dependencies:
+
+\`\`\`bash
+npm install
+\`\`\`"
+`;
+
+exports[`Installation component renders python installation command 1`] = `
+"## Installation
+
+Install dependencies:
+
+\`\`\`bash
+pip install -r requirements.txt
+\`\`\`"
+`;