add tests for 06

exercises/06.arrays/01.solution.key-prop/key.test.ts

@@ -0,0 +1,24 @@
+import { expect, testStep, dtl } from '@epic-web/workshop-utils/test'
+
+const originalError = console.error
+const errors: Array<string> = []
+console.error = (...args: any[]) => {
+	errors.push(args[0])
+	originalError(...args)
+}
+
+import './index.tsx'
+
+const { screen } = dtl
+
+await testStep('Wait for Add Item button', async () => {
+	await screen.findByRole('button', { name: /add item/i })
+})
+
+await testStep('Key prop is provided (no console errors)', async () => {
+	try {
+		expect(errors).toHaveLength(0)
+	} finally {
+		console.error = originalError
+	}
+})

exercises/06.arrays/02.solution.focus-state/key.test.ts

@@ -0,0 +1,24 @@
+import { expect, testStep, dtl } from '@epic-web/workshop-utils/test'
+
+const originalError = console.error
+const errors: Array<string> = []
+console.error = (...args: any[]) => {
+	errors.push(args[0])
+	originalError(...args)
+}
+
+import './index.tsx'
+
+const { screen } = dtl
+
+await testStep('Wait for things to render', async () => {
+	await screen.findByText('Without a key')
+})
+
+await testStep('Key prop is provided (no console errors)', async () => {
+	try {
+		expect(errors).toHaveLength(0)
+	} finally {
+		console.error = originalError
+	}
+})

exercises/06.arrays/03.solution.key-reset/index.test.ts

@@ -0,0 +1,5 @@
+import { expect, testStep } from '@epic-web/workshop-utils/test'
+
+await testStep('this is just a demo', () => {
+	expect(true).toBe(true)
+})