handles merged observations

AggregateError: route.fetch: connect ECONNREFUSED ::1:4173
connect ECONNREFUSED 127.0.0.1:4173
Call log:
- → GET http://localhost:4173/
- user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/153.0.8010.12 Safari/537.36
- accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7
- accept-encoding: gzip,deflate,br
- accept-language: fr-FR
- upgrade-insecure-requests: 1
- sec-ch-ua: "HeadlessChrome";v="153", "Not_A Brand";v="8", "Chromium";v="153"
- sec-ch-ua-mobile: ?0
- sec-ch-ua-platform: "Windows"

at route.fetch: connect ECONNREFUSED ::1:4173
at tests/fixtures/foreachtest.ts:54:32

Error: page.goto: net::ERR_ABORTED; maybe frame was detached?
Call log:
- navigating to "http://localhost:4173/", waiting until "load"

at Object.forEachTest (tests/fixtures/foreachtest.ts:135:14)

AggregateError: route.fetch: connect ECONNREFUSED ::1:4173
connect ECONNREFUSED 127.0.0.1:4173
Call log:
- → GET http://localhost:4173/
- user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/153.0.8010.12 Safari/537.36
- accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7
- accept-encoding: gzip,deflate,br
- accept-language: fr-FR
- upgrade-insecure-requests: 1
- sec-ch-ua: "HeadlessChrome";v="153", "Not_A Brand";v="8", "Chromium";v="153"
- sec-ch-ua-mobile: ?0
- sec-ch-ua-platform: "Windows"

at route.fetch: connect ECONNREFUSED ::1:4173
at tests/fixtures/foreachtest.ts:54:32

Error: page.goto: net::ERR_ABORTED; maybe frame was detached?
Call log:
- navigating to "http://localhost:4173/", waiting until "load"

at Object.forEachTest (tests/fixtures/foreachtest.ts:135:14)

Error: page.goto: net::ERR_ABORTED; maybe frame was detached?
Call log:
- navigating to "http://localhost:4173/", waiting until "load"

at Object.forEachTest (tests/fixtures/foreachtest.ts:135:14)

AggregateError: route.fetch: connect ECONNREFUSED ::1:4173
connect ECONNREFUSED 127.0.0.1:4173
Call log:
- → GET http://localhost:4173/
- user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/153.0.8010.12 Safari/537.36
- accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7
- accept-encoding: gzip,deflate,br
- accept-language: fr-FR
- upgrade-insecure-requests: 1
- sec-ch-ua: "HeadlessChrome";v="153", "Not_A Brand";v="8", "Chromium";v="153"
- sec-ch-ua-mobile: ?0
- sec-ch-ua-platform: "Windows"

at route.fetch: connect ECONNREFUSED ::1:4173
at tests/fixtures/foreachtest.ts:54:32

AggregateError: route.fetch: connect ECONNREFUSED ::1:4173
connect ECONNREFUSED 127.0.0.1:4173
Call log:
- → GET http://localhost:4173/
- user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/153.0.8010.12 Safari/537.36
- accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7
- accept-encoding: gzip,deflate,br
- accept-language: fr-FR
- upgrade-insecure-requests: 1
- sec-ch-ua: "HeadlessChrome";v="153", "Not_A Brand";v="8", "Chromium";v="153"
- sec-ch-ua-mobile: ?0
- sec-ch-ua-platform: "Windows"

at route.fetch: connect ECONNREFUSED ::1:4173
at tests/fixtures/foreachtest.ts:54:32

Error: page.goto: net::ERR_ABORTED; maybe frame was detached?
Call log:
- navigating to "http://localhost:4173/", waiting until "load"

at Object.forEachTest (tests/fixtures/foreachtest.ts:135:14)

AggregateError: route.fetch: connect ECONNREFUSED ::1:4173
connect ECONNREFUSED 127.0.0.1:4173
Call log:
- → GET http://localhost:4173/
- user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/153.0.8010.12 Safari/537.36
- accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7
- accept-encoding: gzip,deflate,br
- accept-language: fr-FR
- upgrade-insecure-requests: 1
- sec-ch-ua: "HeadlessChrome";v="153", "Not_A Brand";v="8", "Chromium";v="153"
- sec-ch-ua-mobile: ?0
- sec-ch-ua-platform: "Windows"

at route.fetch: connect ECONNREFUSED ::1:4173
at tests/fixtures/foreachtest.ts:54:32

Error: page.goto: net::ERR_ABORTED; maybe frame was detached?
Call log:
- navigating to "http://localhost:4173/", waiting until "load"

at Object.forEachTest (tests/fixtures/foreachtest.ts:135:14)

Error: page.goto: net::ERR_ABORTED; maybe frame was detached?
Call log:
- navigating to "http://localhost:4173/", waiting until "load"

at Object.forEachTest (tests/fixtures/foreachtest.ts:135:14)

AggregateError: route.fetch: connect ECONNREFUSED ::1:4173
connect ECONNREFUSED 127.0.0.1:4173
Call log:
- → GET http://localhost:4173/
- user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/153.0.8010.12 Safari/537.36
- accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7
- accept-encoding: gzip,deflate,br
- accept-language: fr-FR
- upgrade-insecure-requests: 1
- sec-ch-ua: "HeadlessChrome";v="153", "Not_A Brand";v="8", "Chromium";v="153"
- sec-ch-ua-mobile: ?0
- sec-ch-ua-platform: "Windows"

at route.fetch: connect ECONNREFUSED ::1:4173
at tests/fixtures/foreachtest.ts:54:32