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
|
# Copyright (c) Microsoft Corporation.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import asyncio
from typing import AsyncGenerator, Optional, cast
import pytest
from playwright.async_api import Browser, BrowserContext, ElementHandle, JSHandle, Page
@pytest.fixture
async def context(browser: Browser) -> AsyncGenerator[BrowserContext, None]:
context = await browser.new_context(has_touch=True)
yield context
await context.close()
async def test_should_send_all_of_the_correct_events(page: Page) -> None:
await page.set_content(
"""
<div id="a" style="background: lightblue; width: 50px; height: 50px">a</div>
<div id="b" style="background: pink; width: 50px; height: 50px">b</div>
"""
)
await page.tap("#a")
element_handle = await track_events(await page.query_selector("#b"))
await page.tap("#b")
assert await element_handle.json_value() == [
"pointerover",
"pointerenter",
"pointerdown",
"touchstart",
"pointerup",
"pointerout",
"pointerleave",
"touchend",
"mouseover",
"mouseenter",
"mousemove",
"mousedown",
"mouseup",
"click",
]
async def test_should_not_send_mouse_events_touchstart_is_canceled(page: Page) -> None:
await page.set_content("hello world")
await page.evaluate(
"""() => {
// touchstart is not cancelable unless passive is false
document.addEventListener('touchstart', t => t.preventDefault(), {passive: false});
}"""
)
events_handle = await track_events(await page.query_selector("body"))
await page.tap("body")
assert await events_handle.json_value() == [
"pointerover",
"pointerenter",
"pointerdown",
"touchstart",
"pointerup",
"pointerout",
"pointerleave",
"touchend",
]
async def test_should_not_send_mouse_events_touchend_is_canceled(page: Page) -> None:
await page.set_content("hello world")
await page.evaluate(
"""() => {
// touchstart is not cancelable unless passive is false
document.addEventListener('touchend', t => t.preventDefault());
}"""
)
events_handle = await track_events(await page.query_selector("body"))
await page.tap("body")
assert await events_handle.json_value() == [
"pointerover",
"pointerenter",
"pointerdown",
"touchstart",
"pointerup",
"pointerout",
"pointerleave",
"touchend",
]
async def test_should_work_with_modifiers(page: Page) -> None:
await page.set_content("hello world")
alt_key_promise = asyncio.create_task(
page.evaluate(
"""() => new Promise(resolve => {
document.addEventListener('touchstart', event => {
resolve(event.altKey);
}, {passive: false});
})"""
)
)
await asyncio.sleep(0) # make sure the evals hit the page
await page.evaluate("""() => void 0""")
await page.tap("body", modifiers=["Alt"])
assert await alt_key_promise is True
async def test_should_send_well_formed_touch_points(page: Page) -> None:
promises = asyncio.gather(
page.evaluate(
"""() => new Promise(resolve => {
document.addEventListener('touchstart', event => {
resolve([...event.touches].map(t => ({
identifier: t.identifier,
clientX: t.clientX,
clientY: t.clientY,
pageX: t.pageX,
pageY: t.pageY,
radiusX: 'radiusX' in t ? t.radiusX : t['webkitRadiusX'],
radiusY: 'radiusY' in t ? t.radiusY : t['webkitRadiusY'],
rotationAngle: 'rotationAngle' in t ? t.rotationAngle : t['webkitRotationAngle'],
force: 'force' in t ? t.force : t['webkitForce'],
})));
}, false);
})"""
),
page.evaluate(
"""() => new Promise(resolve => {
document.addEventListener('touchend', event => {
resolve([...event.touches].map(t => ({
identifier: t.identifier,
clientX: t.clientX,
clientY: t.clientY,
pageX: t.pageX,
pageY: t.pageY,
radiusX: 'radiusX' in t ? t.radiusX : t['webkitRadiusX'],
radiusY: 'radiusY' in t ? t.radiusY : t['webkitRadiusY'],
rotationAngle: 'rotationAngle' in t ? t.rotationAngle : t['webkitRotationAngle'],
force: 'force' in t ? t.force : t['webkitForce'],
})));
}, false);
})"""
),
)
# make sure the evals hit the page
await page.evaluate("""() => void 0""")
await page.touchscreen.tap(40, 60)
[touchstart, touchend] = await promises
assert touchstart == [
{
"clientX": 40,
"clientY": 60,
"force": 1,
"identifier": 0,
"pageX": 40,
"pageY": 60,
"radiusX": 1,
"radiusY": 1,
"rotationAngle": 0,
}
]
assert touchend == []
async def test_should_wait_until_an_element_is_visible_to_tap_it(page: Page) -> None:
div = cast(
ElementHandle,
await page.evaluate_handle(
"""() => {
const button = document.createElement('button');
button.textContent = 'not clicked';
document.body.appendChild(button);
button.style.display = 'none';
return button;
}"""
),
)
tap_promise = asyncio.create_task(div.tap())
await asyncio.sleep(0) # issue tap
await div.evaluate("""div => div.onclick = () => div.textContent = 'clicked'""")
await div.evaluate("""div => div.style.display = 'block'""")
await tap_promise
assert await div.text_content() == "clicked"
async def test_locators_tap(page: Page) -> None:
await page.set_content(
"""
<div id="a" style="background: lightblue; width: 50px; height: 50px">a</div>
<div id="b" style="background: pink; width: 50px; height: 50px">b</div>
"""
)
await page.locator("#a").tap()
element_handle = await track_events(await page.query_selector("#b"))
await page.locator("#b").tap()
assert await element_handle.json_value() == [
"pointerover",
"pointerenter",
"pointerdown",
"touchstart",
"pointerup",
"pointerout",
"pointerleave",
"touchend",
"mouseover",
"mouseenter",
"mousemove",
"mousedown",
"mouseup",
"click",
]
async def track_events(target: Optional[ElementHandle]) -> JSHandle:
assert target
return await target.evaluate_handle(
"""target => {
const events = [];
for (const event of [
'mousedown', 'mouseenter', 'mouseleave', 'mousemove', 'mouseout', 'mouseover', 'mouseup', 'click',
'pointercancel', 'pointerdown', 'pointerenter', 'pointerleave', 'pointermove', 'pointerout', 'pointerover', 'pointerup',
'touchstart', 'touchend', 'touchmove', 'touchcancel',])
target.addEventListener(event, () => events.push(event), false);
return events;
}"""
)
|
