-
-
Notifications
You must be signed in to change notification settings - Fork 2.3k
/
view-transitions.test.js
443 lines (362 loc) · 13.8 KB
/
view-transitions.test.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
import { expect } from '@playwright/test';
import { testFactory } from './test-utils.js';
const test = testFactory({ root: './fixtures/view-transitions/' });
let devServer;
test.beforeAll(async ({ astro }) => {
devServer = await astro.startDevServer();
});
test.afterAll(async () => {
await devServer.stop();
});
function scrollToBottom(page) {
return page.evaluate(() => {
window.scrollY = document.documentElement.scrollHeight;
window.dispatchEvent(new Event('scroll'));
});
}
test.describe('View Transitions', () => {
test('Moving from page 1 to page 2', async ({ page, astro }) => {
const loads = [];
page.addListener('load', (p) => {
loads.push(p.title());
});
// Go to page 1
await page.goto(astro.resolveUrl('/one'));
let p = page.locator('#one');
await expect(p, 'should have content').toHaveText('Page 1');
// go to page 2
await page.click('#click-two');
p = page.locator('#two');
await expect(p, 'should have content').toHaveText('Page 2');
expect(loads.length, 'There should only be 1 page load').toEqual(1);
});
test('Back button is captured', async ({ page, astro }) => {
const loads = [];
page.addListener('load', (p) => {
loads.push(p.title());
});
// Go to page 1
await page.goto(astro.resolveUrl('/one'));
let p = page.locator('#one');
await expect(p, 'should have content').toHaveText('Page 1');
// go to page 2
await page.click('#click-two');
p = page.locator('#two');
await expect(p, 'should have content').toHaveText('Page 2');
// Back to page 1
await page.goBack();
p = page.locator('#one');
await expect(p, 'should have content').toHaveText('Page 1');
expect(loads.length, 'There should only be 1 page load').toEqual(1);
});
test('Clicking on a link with nested content', async ({ page, astro }) => {
const loads = [];
page.addListener('load', (p) => {
loads.push(p.title());
});
// Go to page 4
await page.goto(astro.resolveUrl('/four'));
let p = page.locator('#four');
await expect(p, 'should have content').toHaveText('Page 4');
// Go to page 1
await page.click('#click-one');
p = page.locator('#one');
await expect(p, 'should have content').toHaveText('Page 1');
expect(loads.length, 'There should only be 1 page load').toEqual(1);
});
test('Moving from a page without ViewTransitions triggers a full page navigation', async ({
page,
astro,
}) => {
const loads = [];
page.addListener('load', (p) => {
loads.push(p.title());
});
// Go to page 1
await page.goto(astro.resolveUrl('/one'));
let p = page.locator('#one');
await expect(p, 'should have content').toHaveText('Page 1');
// Go to page 3 which does *not* have ViewTransitions enabled
await page.click('#click-three');
p = page.locator('#three');
await expect(p, 'should have content').toHaveText('Page 3');
await page.click('#click-two');
p = page.locator('#two');
await expect(p, 'should have content').toHaveText('Page 2');
expect(
loads.length,
'There should be 2 page loads. The original, then going from 3 to 2'
).toEqual(2);
});
test('Moving within a page without ViewTransitions does not trigger a full page navigation', async ({
page,
astro,
}) => {
const loads = [];
page.addListener('load', async (p) => {
loads.push(p.title());
});
// Go to page 1
await page.goto(astro.resolveUrl('/one'));
let p = page.locator('#one');
await expect(p, 'should have content').toHaveText('Page 1');
// Go to page 3 which does *not* have ViewTransitions enabled
await page.click('#click-three');
p = page.locator('#three');
await expect(p, 'should have content').toHaveText('Page 3');
// click a hash link to navigate further down the page
await page.click('#click-hash');
// still on page 3
p = page.locator('#three');
await expect(p, 'should have content').toHaveText('Page 3');
// check that we are further down the page
const Y = await page.evaluate(() => window.scrollY);
expect(Y, 'The target is further down the page').toBeGreaterThan(0);
expect(
loads.length,
'There should be only 1 page load. The original, but no additional loads for the hash change'
).toEqual(1);
});
test('Moving from a page without ViewTransitions w/ back button', async ({ page, astro }) => {
const loads = [];
page.addListener('load', (p) => {
loads.push(p.title());
});
// Go to page 1
await page.goto(astro.resolveUrl('/one'));
let p = page.locator('#one');
await expect(p, 'should have content').toHaveText('Page 1');
// Go to page 3 which does *not* have ViewTransitions enabled
await page.click('#click-three');
p = page.locator('#three');
await expect(p, 'should have content').toHaveText('Page 3');
// Back to page 1
await page.goBack();
p = page.locator('#one');
await expect(p, 'should have content').toHaveText('Page 1');
});
test('Stylesheets in the head are waited on', async ({ page, astro }) => {
// Go to page 1
await page.goto(astro.resolveUrl('/one'));
let p = page.locator('#one');
await expect(p, 'should have content').toHaveText('Page 1');
// Go to page 2
await page.click('#click-two');
p = page.locator('#two');
await expect(p, 'should have content').toHaveText('Page 2');
await expect(p, 'imported CSS updated').toHaveCSS('font-size', '24px');
});
test('astro:load event fires when navigating to new page', async ({ page, astro }) => {
// Go to page 1
await page.goto(astro.resolveUrl('/one'));
const p = page.locator('#one');
await expect(p, 'should have content').toHaveText('Page 1');
// go to page 2
await page.click('#click-two');
const article = page.locator('#twoarticle');
await expect(article, 'should have script content').toHaveText('works');
});
test('astro:load event fires when navigating directly to a page', async ({ page, astro }) => {
// Go to page 2
await page.goto(astro.resolveUrl('/two'));
const article = page.locator('#twoarticle');
await expect(article, 'should have script content').toHaveText('works');
});
test('astro:beforeload event fires right before the swap', async ({ page, astro }) => {
// Go to page 1
await page.goto(astro.resolveUrl('/one'));
let p = page.locator('#one');
await expect(p, 'should have content').toHaveText('Page 1');
// go to page 2
await page.click('#click-two');
p = page.locator('#two');
const h = page.locator('html');
await expect(h, 'imported CSS updated').toHaveCSS('background-color', 'rgba(0, 0, 0, 0)');
});
test('click hash links does not do navigation', async ({ page, astro }) => {
// Go to page 1
await page.goto(astro.resolveUrl('/one'));
const p = page.locator('#one');
await expect(p, 'should have content').toHaveText('Page 1');
// Clicking 1 stays put
await page.click('#click-one');
await expect(p, 'should have content').toHaveText('Page 1');
});
test('click self link (w/o hash) does not do navigation', async ({ page, astro }) => {
const loads = [];
page.addListener('load', (p) => {
loads.push(p.title());
});
// Go to page 1
await page.goto(astro.resolveUrl('/one'));
const p = page.locator('#one');
await expect(p, 'should have content').toHaveText('Page 1');
// Clicking href="" stays on page
await page.click('#click-self');
await expect(p, 'should have content').toHaveText('Page 1');
expect(loads.length, 'There should only be 1 page load').toEqual(1);
});
test('Scroll position restored on back button', async ({ page, astro }) => {
// Go to page 1
await page.goto(astro.resolveUrl('/long-page'));
let article = page.locator('#longpage');
await expect(article, 'should have script content').toBeVisible('exists');
await scrollToBottom(page);
const oldScrollY = await page.evaluate(() => window.scrollY);
// go to page long-page
await page.click('#click-one');
let p = page.locator('#one');
await expect(p, 'should have content').toHaveText('Page 1');
// Back to page 1
await page.goBack();
const newScrollY = await page.evaluate(() => window.scrollY);
expect(oldScrollY).toEqual(newScrollY);
});
test('Scroll position restored on forward button', async ({ page, astro }) => {
// Go to page 1
await page.goto(astro.resolveUrl('/one'));
let p = page.locator('#one');
await expect(p, 'should have content').toHaveText('Page 1');
// go to page long-page
await page.click('#click-longpage');
let article = page.locator('#longpage');
await expect(article, 'should have script content').toBeVisible('exists');
await scrollToBottom(page);
const oldScrollY = await page.evaluate(() => window.scrollY);
// Back to page 1
await page.goBack();
// Go forward
await page.goForward();
article = page.locator('#longpage');
await expect(article, 'should have script content').toBeVisible('exists');
const newScrollY = await page.evaluate(() => window.scrollY);
expect(oldScrollY).toEqual(newScrollY);
});
test('<Image /> component forwards transitions to the <img>', async ({ page, astro }) => {
// Go to page 1
await page.goto(astro.resolveUrl('/image-one'));
const img = page.locator('img[data-astro-transition-scope]');
await expect(img).toBeVisible('The image tag should have the transition scope attribute.');
});
test('<video> can persist using transition:persist', async ({ page, astro }) => {
const getTime = () => document.querySelector('video').currentTime;
// Go to page 1
await page.goto(astro.resolveUrl('/video-one'));
const vid = page.locator('video[data-ready]');
await expect(vid).toBeVisible();
const firstTime = await page.evaluate(getTime);
// Navigate to page 2
await page.click('#click-two');
const p = page.locator('#video-two');
await expect(p).toBeVisible();
const secondTime = await page.evaluate(getTime);
expect(secondTime).toBeGreaterThanOrEqual(firstTime);
});
test('Islands can persist using transition:persist', async ({ page, astro }) => {
// Go to page 1
await page.goto(astro.resolveUrl('/island-one'));
let cnt = page.locator('.counter pre');
await expect(cnt).toHaveText('5');
await page.click('.increment');
await expect(cnt).toHaveText('6');
// Navigate to page 2
await page.click('#click-two');
const p = page.locator('#island-two');
await expect(p).toBeVisible();
cnt = page.locator('.counter pre');
// Count should remain
await expect(cnt).toHaveText('6');
});
test('Scripts are only executed once', async ({ page, astro }) => {
// Go to page 1
await page.goto(astro.resolveUrl('/one'));
const p = page.locator('#one');
await expect(p, 'should have content').toHaveText('Page 1');
// go to page 2
await page.click('#click-two');
const article = page.locator('#twoarticle');
await expect(article, 'should have script content').toHaveText('works');
const meta = page.locator('[name="script-executions"]');
await expect(meta).toHaveAttribute('content', '0');
});
test('Navigating to the same path but with different query params should result in transition', async ({
page,
astro,
}) => {
const loads = [];
page.addListener('load', (p) => {
loads.push(p.title());
});
// Go to page 1
await page.goto(astro.resolveUrl('/query'));
let p = page.locator('#query-page');
await expect(p, 'should have content').toHaveText('Page 1');
// go to page 2
await page.click('#click-two');
p = page.locator('#query-page');
await expect(p, 'should have content').toHaveText('Page 2');
await expect(loads.length, 'There should only be 1 page load').toEqual(1);
});
test('Importing ViewTransitions w/o using the component must not mess with history', async ({
page,
astro,
}) => {
const loads = [];
page.addListener('load', async (p) => {
loads.push(p);
});
// Go to the half bakeed page
await page.goto(astro.resolveUrl('/half-baked'));
let p = page.locator('#half-baked');
await expect(p, 'should have content').toHaveText('Half Baked');
// click a hash link to navigate further down the page
await page.click('#click-hash');
// still on page
p = page.locator('#half-baked');
await expect(p, 'should have content').toHaveText('Half Baked');
// go back within same page without reloading
await page.goBack();
p = page.locator('#half-baked');
await expect(p, 'should have content').toHaveText('Half Baked');
expect(
loads.length,
'There should be only 1 page load. No additional loads for going back on same page'
).toEqual(1);
});
});
test('Navigation also swaps the attributes of the document root', async ({ page, astro }) => {
page.on('console', (msg) => console.log(msg.text()));
await page.goto(astro.resolveUrl('/some-attributes'));
let p = page.locator('#heading');
await expect(p, 'should have content').toHaveText('Page with some attributes');
let h = page.locator('html');
await expect(h, 'should have content').toHaveAttribute('lang', 'en');
await page.click('#click-other-attributes');
p = page.locator('#heading');
await expect(p, 'should have content').toHaveText('Page with other attributes');
h = page.locator('html');
await expect(h, 'should have content').toHaveAttribute('lang', 'es');
await expect(h, 'should have content').toHaveAttribute('style', 'background-color: green');
await expect(h, 'should have content').toHaveAttribute('data-other-name', 'value');
await expect(h, 'should have content').toHaveAttribute('data-astro-fake', 'value');
await expect(h, 'should have content').toHaveAttribute('data-astro-transition', 'forward');
await expect(h, 'should be absent').not.toHaveAttribute('class', /.*/);
});
test('Link with data-astro-reload attribute should trigger page load, no tranistion', async ({
page,
astro,
}) => {
const loads = [];
page.addListener('load', (p) => {
loads.push(p.title());
});
// Go to page 4
await page.goto(astro.resolveUrl('/four'));
let p = page.locator('#four');
await expect(p, 'should have content').toHaveText('Page 4');
// go to page 2
await page.click('#click-two');
p = page.locator('#two');
await expect(p, 'should have content').toHaveText('Page 2');
expect(loads.length, 'There should be 2 page load').toEqual(2);
});