Update client router for tests

[ijjk]

Bug

• Related issues linked using fixes #number
• Integration tests added
• Errors have helpful link attached, see contributing.md

Feature

• Implements an existing feature request or RFC. Make sure the feature request has been accepted for implementation before opening a PR.
• Related issues linked using fixes #number
• Integration tests added
• Documentation added
• Telemetry added. In case of a feature if it's used or not.
• Errors have helpful link attached, see contributing.md

Documentation / Examples

• Make sure the linting passes by running yarn lint

[ijjk]

Stats from current PR

Default Build

General Overall increase ⚠️

	vercel/next.js canary	ijjk/next.js add/views-client-router	Change
buildDuration	14.6s	14.9s	⚠️ +297ms
buildDurationCached	5.6s	5.6s	⚠️ +62ms
nodeModulesSize	475 MB	475 MB	⚠️ +2.5 kB

Page Load Tests Overall increase ✓

	vercel/next.js canary	ijjk/next.js add/views-client-router	Change
/ failed reqs	0	0	✓
/ total time (seconds)	3.557	3.587	⚠️ +0.03
/ avg req/sec	702.75	696.91	⚠️ -5.84
/error-in-render failed reqs	0	0	✓
/error-in-render total time (seconds)	1.233	1.229	0
/error-in-render avg req/sec	2027.7	2034.24	+6.54

Client Bundles (main, webpack)

	vercel/next.js canary	ijjk/next.js add/views-client-router	Change
925.HASH.js gzip	179 B	179 B	✓
framework-HASH.js gzip	42 kB	42 kB	✓
main-HASH.js gzip	28.8 kB	28.8 kB	✓
webpack-HASH.js gzip	1.44 kB	1.44 kB	✓
Overall change	72.5 kB	72.5 kB	✓

Legacy Client Bundles (polyfills)

	vercel/next.js canary	ijjk/next.js add/views-client-router	Change
polyfills-HASH.js gzip	31 kB	31 kB	✓
Overall change	31 kB	31 kB	✓

Client Pages

	vercel/next.js canary	ijjk/next.js add/views-client-router	Change
_app-HASH.js gzip	1.36 kB	1.36 kB	✓
_error-HASH.js gzip	193 B	193 B	✓
amp-HASH.js gzip	308 B	308 B	✓
css-HASH.js gzip	327 B	327 B	✓
dynamic-HASH.js gzip	2.69 kB	2.69 kB	✓
head-HASH.js gzip	359 B	359 B	✓
hooks-HASH.js gzip	920 B	920 B	✓
image-HASH.js gzip	5.7 kB	5.7 kB	✓
index-HASH.js gzip	263 B	263 B	✓
link-HASH.js gzip	2.64 kB	2.64 kB	✓
routerDirect..HASH.js gzip	320 B	320 B	✓
script-HASH.js gzip	391 B	391 B	✓
withRouter-HASH.js gzip	318 B	318 B	✓
85e02e95b279..7e3.css gzip	107 B	107 B	✓
Overall change	15.9 kB	15.9 kB	✓

Client Build Manifests

	vercel/next.js canary	ijjk/next.js add/views-client-router	Change
_buildManifest.js gzip	459 B	459 B	✓
Overall change	459 B	459 B	✓

Rendered Page Sizes

	vercel/next.js canary	ijjk/next.js add/views-client-router	Change
index.html gzip	532 B	532 B	✓
link.html gzip	545 B	545 B	✓
withRouter.html gzip	527 B	527 B	✓
Overall change	1.6 kB	1.6 kB	✓

---

Default Build with SWC (Increase detected ⚠️)

General Overall increase ⚠️

	vercel/next.js canary	ijjk/next.js add/views-client-router	Change
buildDuration	16.9s	16.6s	-291ms
buildDurationCached	5.6s	5.7s	⚠️ +73ms
nodeModulesSize	475 MB	475 MB	⚠️ +2.5 kB

Page Load Tests Overall increase ✓

	vercel/next.js canary	ijjk/next.js add/views-client-router	Change
/ failed reqs	0	0	✓
/ total time (seconds)	3.663	3.654	-0.01
/ avg req/sec	682.43	684.13	+1.7
/error-in-render failed reqs	0	0	✓
/error-in-render total time (seconds)	1.262	1.259	0
/error-in-render avg req/sec	1980.47	1985.88	+5.41

Client Bundles (main, webpack)

	vercel/next.js canary	ijjk/next.js add/views-client-router	Change
925.HASH.js gzip	178 B	178 B	✓
framework-HASH.js gzip	42.2 kB	42.2 kB	✓
main-HASH.js gzip	29.2 kB	29.2 kB	✓
webpack-HASH.js gzip	1.45 kB	1.45 kB	✓
Overall change	73.1 kB	73.1 kB	✓

Legacy Client Bundles (polyfills)

	vercel/next.js canary	ijjk/next.js add/views-client-router	Change
polyfills-HASH.js gzip	31 kB	31 kB	✓
Overall change	31 kB	31 kB	✓

Client Pages

	vercel/next.js canary	ijjk/next.js add/views-client-router	Change
_app-HASH.js gzip	1.35 kB	1.35 kB	✓
_error-HASH.js gzip	179 B	179 B	✓
amp-HASH.js gzip	312 B	312 B	✓
css-HASH.js gzip	324 B	324 B	✓
dynamic-HASH.js gzip	2.71 kB	2.71 kB	✓
head-HASH.js gzip	357 B	357 B	✓
hooks-HASH.js gzip	921 B	921 B	✓
image-HASH.js gzip	5.79 kB	5.79 kB	✓
index-HASH.js gzip	261 B	261 B	✓
link-HASH.js gzip	2.76 kB	2.76 kB	✓
routerDirect..HASH.js gzip	322 B	322 B	✓
script-HASH.js gzip	392 B	392 B	✓
withRouter-HASH.js gzip	317 B	317 B	✓
85e02e95b279..7e3.css gzip	107 B	107 B	✓
Overall change	16.1 kB	16.1 kB	✓

Client Build Manifests

	vercel/next.js canary	ijjk/next.js add/views-client-router	Change
_buildManifest.js gzip	456 B	456 B	✓
Overall change	456 B	456 B	✓

Rendered Page Sizes

	vercel/next.js canary	ijjk/next.js add/views-client-router	Change
index.html gzip	530 B	530 B	✓
link.html gzip	543 B	543 B	✓
withRouter.html gzip	527 B	527 B	✓
Overall change	1.6 kB	1.6 kB	✓

Commit: b6078cc