create-dynamic-app/tests/unit/assets.test.ts

CLI tool to generate sample applications using Dynamic's web3 authentication

import { describe, it, expect, beforeEach, afterEach } from "bun:test"
import { promises as fs } from "node:fs"
import path from "node:path"

describe("Asset Downloads", () => {
	const TEST_DIR = path.join(process.cwd(), "test-output")

	beforeEach(async () => {
		// Clean up any existing test directory
		try {
			await fs.rm(TEST_DIR, { recursive: true, force: true })
		} catch (error) {
			console.error("Error during cleanup:", error)
		}
		await fs.mkdir(TEST_DIR, { recursive: true })
	})

	afterEach(async () => {
		try {
			await fs.rm(TEST_DIR, { recursive: true, force: true })
		} catch (error) {
			console.error("Error during cleanup:", error)
		}
	})

	it("should skip asset downloads in CI environment", async () => {
		// Set CI environment variable
		const originalCI = process.env.CI
		process.env.CI = "true"

		// Create a mock copyAssets function
		const mockCopyAssets = async (baseDir: string): Promise<void> => {
			if (process.env.CI === "true") {
				console.log("Skipping asset downloads in CI environment")
				return
			}
			throw new Error("Should not reach this point in CI environment")
		}

		// Run the test
		await mockCopyAssets(TEST_DIR)

		// Verify no files were created
		const publicDir = path.join(TEST_DIR, "public")
		const files = await fs.readdir(publicDir).catch(() => [])
		expect(files).toHaveLength(0)

		// Restore original CI value
		process.env.CI = originalCI
	})
})