Fix e2e flaky tests (#7084)

withastro · May 16, 2023 · d7007a1 · d7007a1
1 parent cd410c5
commit d7007a1
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Showing 12 changed files with 230 additions and 120 deletions.
diff --git a/packages/astro/e2e/lit-component.test.js b/packages/astro/e2e/lit-component.test.js
@@ -1,5 +1,5 @@
 import { expect } from '@playwright/test';
-import { testFactory } from './test-utils.js';
+import { testFactory, waitForHydrate } from './test-utils.js';
 
 const test = testFactory({
 	root: './fixtures/lit-component/',
@@ -30,6 +30,8 @@ test.describe('Lit components', () => {
 			const count = counter.locator('p');
 			await expect(count, 'initial count is 10').toHaveText('Count: 10');
 
+			await waitForHydrate(page, counter);
+
 			const inc = counter.locator('button');
 			await inc.click();
 
@@ -43,6 +45,8 @@ test.describe('Lit components', () => {
 			const count = counter.locator('p');
 			await expect(count, 'initial count is 10').toHaveText('Count: 10');
 
+			await waitForHydrate(page, counter);
+
 			const inc = counter.locator('button');
 			await inc.click();
 
@@ -58,6 +62,8 @@ test.describe('Lit components', () => {
 			const count = counter.locator('p');
 			await expect(count, 'initial count is 10').toHaveText('Count: 10');
 
+			await waitForHydrate(page, counter);
+
 			const inc = counter.locator('button');
 			await inc.click();
 
@@ -75,6 +81,8 @@ test.describe('Lit components', () => {
 			const count = counter.locator('p');
 			await expect(count, 'initial count is 10').toHaveText('Count: 10');
 
+			await waitForHydrate(page, counter);
+
 			const inc = counter.locator('button');
 			await inc.click();
 
@@ -97,12 +105,13 @@ test.describe('Lit components', () => {
 
 			// Reset the viewport to hydrate the component (max-width: 50rem)
 			await page.setViewportSize({ width: 414, height: 1124 });
+			await waitForHydrate(page, counter);
 
 			await inc.click();
 			await expect(count, 'count incremented by 1').toHaveText('Count: 11');
 		});
 
-		test('client:only', async ({ page, astro }) => {
+		t('client:only', async ({ page, astro }) => {
 			await page.goto(astro.resolveUrl('/'));
 
 			const label = page.locator('#client-only');
@@ -157,7 +166,15 @@ test.describe('Lit components', () => {
 			// Playwright's Node version doesn't have these functions, so stub them.
 			process.stdout.clearLine = () => {};
 			process.stdout.cursorTo = () => {};
-			await astro.build();
+			try {
+				await astro.build();
+			} catch (err) {
+				// There's this strange error on build since the dev server already defined `my-counter`,
+				// however the tests still pass with this error, so swallow it.
+				if (!err.message.includes(`Failed to execute 'define' on 'CustomElementRegistry'`)) {
+					throw err;
+				}
+			}
 		});
 
 		t.beforeAll(async ({ astro }) => {

diff --git a/packages/astro/e2e/namespaced-component.test.js b/packages/astro/e2e/namespaced-component.test.js
@@ -1,5 +1,5 @@
 import { expect } from '@playwright/test';
-import { testFactory } from './test-utils.js';
+import { testFactory, waitForHydrate } from './test-utils.js';
 
 const test = testFactory({
 	root: './fixtures/namespaced-component/',
@@ -20,31 +20,35 @@ test.describe('Hydrating namespaced components', () => {
 		await page.goto('/');
 
 		// Counter declared with: <ns.components.PreactCounter id="preact-counter-namespace" client:load>
-		const namespacedCounter = await page.locator('#preact-counter-namespace');
+		const namespacedCounter = page.locator('#preact-counter-namespace');
 		await expect(namespacedCounter, 'component is visible').toBeVisible();
 
-		const namespacedCount = await namespacedCounter.locator('pre');
+		const namespacedCount = namespacedCounter.locator('pre');
 		await expect(namespacedCount, 'initial count is 0').toHaveText('0');
 
-		const namespacedChildren = await namespacedCounter.locator('.children');
+		const namespacedChildren = namespacedCounter.locator('.children');
 		await expect(namespacedChildren, 'children exist').toHaveText('preact (namespace import)');
 
-		const namespacedIncrement = await namespacedCounter.locator('.increment');
+		await waitForHydrate(page, namespacedCounter);
+
+		const namespacedIncrement = namespacedCounter.locator('.increment');
 		await namespacedIncrement.click();
 
 		await expect(namespacedCount, 'count incremented by 1').toHaveText('1');
 
 		// Counter declared with: <components.PreactCounterTwo id="preact-counter-named" client:load>
-		const namedCounter = await page.locator('#preact-counter-named');
+		const namedCounter = page.locator('#preact-counter-named');
 		await expect(namedCounter, 'component is visible').toBeVisible();
 
-		const namedCount = await namedCounter.locator('pre');
+		const namedCount = namedCounter.locator('pre');
 		await expect(namedCount, 'initial count is 0').toHaveText('0');
 
-		const namedChildren = await namedCounter.locator('.children');
+		const namedChildren = namedCounter.locator('.children');
 		await expect(namedChildren, 'children exist').toHaveText('preact (named import)');
 
-		const namedIncrement = await namedCounter.locator('.increment');
+		await waitForHydrate(page, namedCounter);
+
+		const namedIncrement = namedCounter.locator('.increment');
 		await namedIncrement.click();
 
 		await expect(namedCount, 'count incremented by 1').toHaveText('1');
@@ -54,31 +58,35 @@ test.describe('Hydrating namespaced components', () => {
 		await page.goto('/mdx');
 
 		// Counter declared with: <ns.components.PreactCounter id="preact-counter-namespace" client:load>
-		const namespacedCounter = await page.locator('#preact-counter-namespace');
+		const namespacedCounter = page.locator('#preact-counter-namespace');
 		await expect(namespacedCounter, 'component is visible').toBeVisible();
 
-		const namespacedCount = await namespacedCounter.locator('pre');
+		const namespacedCount = namespacedCounter.locator('pre');
 		await expect(namespacedCount, 'initial count is 0').toHaveText('0');
 
-		const namespacedChildren = await namespacedCounter.locator('.children');
+		const namespacedChildren = namespacedCounter.locator('.children');
 		await expect(namespacedChildren, 'children exist').toHaveText('preact (namespace import)');
 
-		const namespacedIncrement = await namespacedCounter.locator('.increment');
+		await waitForHydrate(page, namespacedCounter);
+
+		const namespacedIncrement = namespacedCounter.locator('.increment');
 		await namespacedIncrement.click();
 
 		await expect(namespacedCount, 'count incremented by 1').toHaveText('1');
 
 		// Counter declared with: <components.PreactCounterTwo id="preact-counter-named" client:load>
-		const namedCounter = await page.locator('#preact-counter-named');
+		const namedCounter = page.locator('#preact-counter-named');
 		await expect(namedCounter, 'component is visible').toBeVisible();
 
-		const namedCount = await namedCounter.locator('pre');
+		const namedCount = namedCounter.locator('pre');
 		await expect(namedCount, 'initial count is 0').toHaveText('0');
 
-		const namedChildren = await namedCounter.locator('.children');
+		const namedChildren = namedCounter.locator('.children');
 		await expect(namedChildren, 'children exist').toHaveText('preact (named import)');
 
-		const namedIncrement = await namedCounter.locator('.increment');
+		await waitForHydrate(page, namedCounter);
+
+		const namedIncrement = namedCounter.locator('.increment');
 		await namedIncrement.click();
 
 		await expect(namedCount, 'count incremented by 1').toHaveText('1');

diff --git a/packages/astro/e2e/nested-in-preact.test.js b/packages/astro/e2e/nested-in-preact.test.js
@@ -1,5 +1,5 @@
 import { expect } from '@playwright/test';
-import { testFactory } from './test-utils.js';
+import { testFactory, waitForHydrate } from './test-utils.js';
 
 const test = testFactory({ root: './fixtures/nested-in-preact/' });
 
@@ -17,13 +17,15 @@ test.describe('Nested Frameworks in Preact', () => {
 	test('React counter', async ({ astro, page }) => {
 		await page.goto('/');
 
-		const counter = await page.locator('#react-counter');
+		const counter = page.locator('#react-counter');
 		await expect(counter, 'component is visible').toBeVisible();
 
-		const count = await counter.locator('#react-counter-count');
+		const count = counter.locator('#react-counter-count');
 		await expect(count, 'initial count is 0').toHaveText('0');
 
-		const increment = await counter.locator('#react-counter-increment');
+		await waitForHydrate(page, counter);
+
+		const increment = counter.locator('#react-counter-increment');
 		await increment.click();
 
 		await expect(count, 'count incremented by 1').toHaveText('1');
@@ -32,13 +34,15 @@ test.describe('Nested Frameworks in Preact', () => {
 	test('Preact counter', async ({ astro, page }) => {
 		await page.goto('/');
 
-		const counter = await page.locator('#preact-counter');
+		const counter = page.locator('#preact-counter');
 		await expect(counter, 'component is visible').toBeVisible();
 
-		const count = await counter.locator('#preact-counter-count');
+		const count = counter.locator('#preact-counter-count');
 		await expect(count, 'initial count is 0').toHaveText('0');
 
-		const increment = await counter.locator('#preact-counter-increment');
+		await waitForHydrate(page, counter);
+
+		const increment = counter.locator('#preact-counter-increment');
 		await increment.click();
 
 		await expect(count, 'count incremented by 1').toHaveText('1');
@@ -47,13 +51,15 @@ test.describe('Nested Frameworks in Preact', () => {
 	test('Solid counter', async ({ astro, page }) => {
 		await page.goto('/');
 
-		const counter = await page.locator('#solid-counter');
+		const counter = page.locator('#solid-counter');
 		await expect(counter, 'component is visible').toBeVisible();
 
-		const count = await counter.locator('#solid-counter-count');
+		const count = counter.locator('#solid-counter-count');
 		await expect(count, 'initial count is 0').toHaveText('0');
 
-		const increment = await counter.locator('#solid-counter-increment');
+		await waitForHydrate(page, counter);
+
+		const increment = counter.locator('#solid-counter-increment');
 		await increment.click();
 
 		await expect(count, 'count incremented by 1').toHaveText('1');
@@ -62,13 +68,15 @@ test.describe('Nested Frameworks in Preact', () => {
 	test('Vue counter', async ({ astro, page }) => {
 		await page.goto('/');
 
-		const counter = await page.locator('#vue-counter');
+		const counter = page.locator('#vue-counter');
 		await expect(counter, 'component is visible').toBeVisible();
 
-		const count = await counter.locator('#vue-counter-count');
+		const count = counter.locator('#vue-counter-count');
 		await expect(count, 'initial count is 0').toHaveText('0');
 
-		const increment = await counter.locator('#vue-counter-increment');
+		await waitForHydrate(page, counter);
+
+		const increment = counter.locator('#vue-counter-increment');
 		await increment.click();
 
 		await expect(count, 'count incremented by 1').toHaveText('1');
@@ -77,13 +85,15 @@ test.describe('Nested Frameworks in Preact', () => {
 	test('Svelte counter', async ({ astro, page }) => {
 		await page.goto('/');
 
-		const counter = await page.locator('#svelte-counter');
+		const counter = page.locator('#svelte-counter');
 		await expect(counter, 'component is visible').toBeVisible();
 
-		const count = await counter.locator('#svelte-counter-count');
+		const count = counter.locator('#svelte-counter-count');
 		await expect(count, 'initial count is 0').toHaveText('0');
 
-		const increment = await counter.locator('#svelte-counter-increment');
+		await waitForHydrate(page, counter);
+
+		const increment = counter.locator('#svelte-counter-increment');
 		await increment.click();
 
 		await expect(count, 'count incremented by 1').toHaveText('1');

diff --git a/packages/astro/e2e/nested-in-react.test.js b/packages/astro/e2e/nested-in-react.test.js
@@ -1,5 +1,5 @@
 import { expect } from '@playwright/test';
-import { testFactory } from './test-utils.js';
+import { testFactory, waitForHydrate } from './test-utils.js';
 
 const test = testFactory({ root: './fixtures/nested-in-react/' });
 
@@ -17,13 +17,15 @@ test.describe('Nested Frameworks in React', () => {
 	test('React counter', async ({ astro, page }) => {
 		await page.goto('/');
 
-		const counter = await page.locator('#react-counter');
+		const counter = page.locator('#react-counter');
 		await expect(counter, 'component is visible').toBeVisible();
 
-		const count = await counter.locator('#react-counter-count');
+		const count = counter.locator('#react-counter-count');
 		await expect(count, 'initial count is 0').toHaveText('0');
 
-		const increment = await counter.locator('#react-counter-increment');
+		await waitForHydrate(page, counter);
+
+		const increment = counter.locator('#react-counter-increment');
 		await increment.click();
 
 		await expect(count, 'count incremented by 1').toHaveText('1');
@@ -32,13 +34,15 @@ test.describe('Nested Frameworks in React', () => {
 	test('Preact counter', async ({ astro, page }) => {
 		await page.goto('/');
 
-		const counter = await page.locator('#preact-counter');
+		const counter = page.locator('#preact-counter');
 		await expect(counter, 'component is visible').toBeVisible();
 
-		const count = await counter.locator('#preact-counter-count');
+		const count = counter.locator('#preact-counter-count');
 		await expect(count, 'initial count is 0').toHaveText('0');
 
-		const increment = await counter.locator('#preact-counter-increment');
+		await waitForHydrate(page, counter);
+
+		const increment = counter.locator('#preact-counter-increment');
 		await increment.click();
 
 		await expect(count, 'count incremented by 1').toHaveText('1');
@@ -47,13 +51,15 @@ test.describe('Nested Frameworks in React', () => {
 	test('Solid counter', async ({ astro, page }) => {
 		await page.goto('/');
 
-		const counter = await page.locator('#solid-counter');
+		const counter = page.locator('#solid-counter');
 		await expect(counter, 'component is visible').toBeVisible();
 
-		const count = await counter.locator('#solid-counter-count');
+		const count = counter.locator('#solid-counter-count');
 		await expect(count, 'initial count is 0').toHaveText('0');
 
-		const increment = await counter.locator('#solid-counter-increment');
+		await waitForHydrate(page, counter);
+
+		const increment = counter.locator('#solid-counter-increment');
 		await increment.click();
 
 		await expect(count, 'count incremented by 1').toHaveText('1');
@@ -62,13 +68,15 @@ test.describe('Nested Frameworks in React', () => {
 	test('Vue counter', async ({ astro, page }) => {
 		await page.goto('/');
 
-		const counter = await page.locator('#vue-counter');
+		const counter = page.locator('#vue-counter');
 		await expect(counter, 'component is visible').toBeVisible();
 
-		const count = await counter.locator('#vue-counter-count');
+		const count = counter.locator('#vue-counter-count');
 		await expect(count, 'initial count is 0').toHaveText('0');
 
-		const increment = await counter.locator('#vue-counter-increment');
+		await waitForHydrate(page, counter);
+
+		const increment = counter.locator('#vue-counter-increment');
 		await increment.click();
 
 		await expect(count, 'count incremented by 1').toHaveText('1');
@@ -77,13 +85,15 @@ test.describe('Nested Frameworks in React', () => {
 	test('Svelte counter', async ({ astro, page }) => {
 		await page.goto('/');
 
-		const counter = await page.locator('#svelte-counter');
+		const counter = page.locator('#svelte-counter');
 		await expect(counter, 'component is visible').toBeVisible();
 
-		const count = await counter.locator('#svelte-counter-count');
+		const count = counter.locator('#svelte-counter-count');
 		await expect(count, 'initial count is 0').toHaveText('0');
 
-		const increment = await counter.locator('#svelte-counter-increment');
+		await waitForHydrate(page, counter);
+
+		const increment = counter.locator('#svelte-counter-increment');
 		await increment.click();
 
 		await expect(count, 'count incremented by 1').toHaveText('1');