Chromium使用TestCafe Docker镜像挂起

问题描述 投票:2回答:1

试图在testcafe / testcafe Docker镜像中运行Chromium无头,导致浏览器挂起,无论我使用什么选项。这就是我现在所拥有的:

"browsers": {
    "path": "/usr/bin/chromium-browser",
    "cmd": "--headless --disable-gpu --no-sandbox"
}

并在几分钟后输出:

e2e_1  | Using locally installed version of TestCafe.
e2e_1  | ERROR The HeadlessChrome 71.0.3578 / Linux 0.0.0 browser disconnected. This problem may appear when a browser hangs or is closed, or due to network issues.
e2e_1  |
e2e_1  | Type "testcafe -h" for help.

如果我删除--headless,这可以正常工作,但随后浏览器呈现为Xvfb而不是无头地运行。

Dockerfile:

FROM testcafe/testcafe

USER root

RUN apk --no-cache add \
    ffmpeg

RUN mkdir /home/e2e
WORKDIR /home/e2e
COPY . .
RUN chmod -R 757 /home/e2e

USER user

RUN npm install

EXPOSE 1337 1338

ENTRYPOINT ["/home/e2e/testcafe-docker.sh"]

test cafe-docker.是:

#!/bin/sh
XVFB_SCREEN_WIDTH=${SCREEN_WIDTH-1280}
XVFB_SCREEN_HEIGHT=${SCREEN_HEIGHT-720}

dbus-daemon --session --fork
Xvfb :1 -screen 0 "${XVFB_SCREEN_WIDTH}x${XVFB_SCREEN_HEIGHT}x24" >/dev/null 2>&1 &
export DISPLAY=:1.0
fluxbox >/dev/null 2>&1 &
testcafe --ports 1337,1338 "$@"

.testcaferc.json:

{
    "browsers": "chromium --no-sandbox",
    "src": ["tests/*"],
    "reporter": "spec",
    "screenshotPath": "tmp/screenshots/",
    "screenshotPathPattern": "${DATE}_${TIME}/test-${TEST_INDEX}/${USERAGENT}/${FILE_INDEX}.png",
    "takeScreenshotsOnFails": true,
    "videoPath": "tmp/reports/screen-captures",
    "videoOptions": {
        "singleFile": true,
        "failedOnly": true,
        "pathPattern": "${TEST_INDEX}/${USERAGENT}/${FILE_INDEX}.mp4"
    },
    "videoEncodingOptions": {
        "r": 20,
        "aspect": "16:9"
    },
    "skipJsErrors": true,
    "concurrency": 1,
    "port1": 1337,
    "port2": 1338
}

编辑:我应该纠正自己,当我删除--headless时,这不会100%有效,当它无头时它也不会100%失败。无论哪种方式,它间歇性地通过一个或两个测试,然后失败。 Firefox确实通过了100%的时间。我也一直在尝试使用docker-compose,但是我的docker-compose.yml中没有什么特别之处,而且行为看起来是一样的。

docker automated-tests e2e-testing testcafe
1个回答
2
投票

[更新]最新的TestCafe版本(1.1.4)包含所有必需的标志。您可以按如下方式简化browsers属性值:

"browsers": "chromium"

0
投票

在TestCafe GitHub上创建了一个关于此问题。它最终通过在Chromium上使用--disable-dev-shm-usage标志来解决。

问题:https://github.com/DevExpress/testcafe/issues/3524

PR在默认情况下在Docker中运行:https://github.com/DevExpress/testcafe/pull/3557

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