Initial commit for the visual testing

.gitignore

@@ -65,3 +65,5 @@ yarn.lock
 allure-results
 allure-report
 myAllureReport
+
+*storybook.log

assignments/visual-demo/.storybook/main.ts

@@ -0,0 +1,23 @@
+import type { StorybookConfig } from "@storybook/react-vite";
+
+const config: StorybookConfig = {
+  stories: [
+    "../stories/**/*.mdx",
+    "../stories/**/*.stories.@(js|jsx|mjs|ts|tsx)",
+  ],
+  addons: [
+    "@storybook/addon-onboarding",
+    "@storybook/addon-links",
+    "@storybook/addon-essentials",
+    "@chromatic-com/storybook",
+    "@storybook/addon-interactions",
+  ],
+  framework: {
+    name: "@storybook/react-vite",
+    options: {},
+  },
+  docs: {
+    autodocs: "tag",
+  },
+};
+export default config;

assignments/visual-demo/.storybook/preview.ts

@@ -0,0 +1,14 @@
+import type { Preview } from "@storybook/react";
+
+const preview: Preview = {
+  parameters: {
+    controls: {
+      matchers: {
+        color: /(background|color)$/i,
+        date: /Date$/i,
+      },
+    },
+  },
+};
+
+export default preview;

assignments/visual-demo/package.json

@@ -0,0 +1,28 @@
+{
+  "name": "visual-demo",
+  "type": "module",
+  "devDependencies": {
+    "@chromatic-com/storybook": "^1.2.26",
+    "@storybook/addon-essentials": "^8.0.5",
+    "@storybook/addon-interactions": "^8.0.5",
+    "@storybook/addon-links": "^8.0.5",
+    "@storybook/addon-onboarding": "^8.0.5",
+    "@storybook/blocks": "^8.0.5",
+    "@storybook/react": "^8.0.5",
+    "@storybook/react-vite": "^8.0.5",
+    "@storybook/test": "^8.0.5",
+    "@wdio/cli": "^8.35.1",
+    "@wdio/local-runner": "^8.35.1",
+    "@wdio/mocha-framework": "^8.35.0",
+    "@wdio/spec-reporter": "^8.32.4",
+    "@wdio/visual-service": "^4.1.0",
+    "storybook": "^8.0.5",
+    "ts-node": "^10.9.2",
+    "typescript": "^5.4.3"
+  },
+  "scripts": {
+    "wdio": "wdio run ./wdio.conf.ts",
+    "storybook": "storybook dev -p 6006",
+    "build-storybook": "storybook build"
+  }
+}

assignments/visual-demo/stories/Button.stories.ts

@@ -0,0 +1,52 @@
+import type { Meta, StoryObj } from '@storybook/react';
+import { fn } from '@storybook/test';
+import { Button } from './Button';
+
+// More on how to set up stories at: https://storybook.js.org/docs/writing-stories#default-export
+const meta = {
+  title: 'Example/Button',
+  component: Button,
+  parameters: {
+    // Optional parameter to center the component in the Canvas. More info: https://storybook.js.org/docs/configure/story-layout
+    layout: 'centered',
+  },
+  // This component will have an automatically generated Autodocs entry: https://storybook.js.org/docs/writing-docs/autodocs
+  tags: ['autodocs'],
+  // More on argTypes: https://storybook.js.org/docs/api/argtypes
+  argTypes: {
+    backgroundColor: { control: 'color' },
+  },
+  // Use `fn` to spy on the onClick arg, which will appear in the actions panel once invoked: https://storybook.js.org/docs/essentials/actions#action-args
+  args: { onClick: fn() },
+} satisfies Meta<typeof Button>;
+
+export default meta;
+type Story = StoryObj<typeof meta>;
+
+// More on writing stories with args: https://storybook.js.org/docs/writing-stories/args
+export const Primary: Story = {
+  args: {
+    primary: true,
+    label: 'Button',
+  },
+};
+
+export const Secondary: Story = {
+  args: {
+    label: 'Button',
+  },
+};
+
+export const Large: Story = {
+  args: {
+    size: 'large',
+    label: 'Button',
+  },
+};
+
+export const Small: Story = {
+  args: {
+    size: 'small',
+    label: 'Button',
+  },
+};

assignments/visual-demo/stories/Button.tsx

@@ -0,0 +1,48 @@
+import React from 'react';
+import './button.css';
+
+interface ButtonProps {
+  /**
+   * Is this the principal call to action on the page?
+   */
+  primary?: boolean;
+  /**
+   * What background color to use
+   */
+  backgroundColor?: string;
+  /**
+   * How large should the button be?
+   */
+  size?: 'small' | 'medium' | 'large';
+  /**
+   * Button contents
+   */
+  label: string;
+  /**
+   * Optional click handler
+   */
+  onClick?: () => void;
+}
+
+/**
+ * Primary UI component for user interaction
+ */
+export const Button = ({
+  primary = false,
+  size = 'medium',
+  backgroundColor,
+  label,
+  ...props
+}: ButtonProps) => {
+  const mode = primary ? 'storybook-button--primary' : 'storybook-button--secondary';
+  return (
+    <button
+      type="button"
+      className={['storybook-button', `storybook-button--${size}`, mode].join(' ')}
+      style={{ backgroundColor }}
+      {...props}
+    >
+      {label}
+    </button>
+  );
+};