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Add flag to update E2E snapshots (#20514)

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The E2E test scripts now have a flag for updating E2E test snapshots.
The flag has been documented as well. This makes it easier to update
snapshots and raises visbility of this feature.
This commit is contained in:
Mark Stacey 2023-08-17 13:32:45 -02:30 committed by GitHub
parent 861c30de29
commit 6c50587878
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 41 additions and 10 deletions
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20
README.md
View File

@ -88,15 +88,17 @@ These test scripts all support additional options, which might be helpful for de
Single e2e tests can be run with `yarn test:e2e:single test/e2e/tests/TEST_NAME.spec.js` along with the options below.
```console
--browser Set the browser used; either 'chrome' or 'firefox'.
[string] [choices: "chrome", "firefox"]
--debug Run tests in debug mode, logging each driver interaction
[boolean] [default: false]
--retries Set how many times the test should be retried upon failure.
[number] [default: 0]
--leave-running Leaves the browser running after a test fails, along with
anything else that the test used (ganache, the test dapp,
etc.) [boolean] [default: false]
--browser Set the browser used; either 'chrome' or 'firefox'.
[string] [choices: "chrome", "firefox"]
--debug Run tests in debug mode, logging each driver interaction
[boolean] [default: false]
--retries Set how many times the test should be retried upon failure.
[number] [default: 0]
--leave-running Leaves the browser running after a test fails, along with
anything else that the test used (ganache, the test dapp,
etc.) [boolean] [default: false]
--update-snapshot Update E2E test snapshots
[alias: -u] [boolean] [default: false]
```
For example, to run the `account-details` tests using Chrome, with debug logging and with the browser set to remain open upon failure, you would use:

20
test/e2e/run-all.js
View File

@ -74,12 +74,27 @@ async function main() {
description:
'Set how many times the test should be retried upon failure.',
type: 'number',
})
.option('update-snapshot', {
alias: 'u',
default: false,
description: 'Update E2E snapshots',
type: 'boolean',
}),
)
.strict()
.help('help');
const { browser, debug, retries, snaps, mv3, rpc, buildType } = argv;
const {
browser,
debug,
retries,
snaps,
mv3,
rpc,
buildType,
updateSnapshot,
} = argv;
let testPaths;
@ -130,6 +145,9 @@ async function main() {
if (debug) {
args.push('--debug');
}
if (updateSnapshot) {
args.push('--update-snapshot');
}
// For running E2Es in parallel in CI
const currentChunkIndex = process.env.CIRCLE_NODE_INDEX ?? 0;

11
test/e2e/run-e2e-test.js
View File

@ -42,6 +42,12 @@ async function main() {
'Leaves the browser running after a test fails, along with anything else that the test used (ganache, the test dapp, etc.)',
type: 'boolean',
})
.option('update-snapshot', {
alias: 'u',
default: false,
description: 'Update E2E snapshots',
type: 'boolean',
})
.positional('e2e-test-path', {
describe: 'The path for the E2E test to run.',
type: 'string',
@ -58,6 +64,7 @@ async function main() {
retries,
retryUntilFailure,
leaveRunning,
updateSnapshot,
} = argv;
if (!browser) {
@ -103,6 +110,10 @@ async function main() {
exit = '--no-exit';
}
if (updateSnapshot) {
process.env.UPDATE_SNAPSHOTS = 'true';
}
const configFile = path.join(__dirname, '.mocharc.js');
const extraArgs = process.env.E2E_ARGS?.split(' ') || [];