create sample count test cases

[milaGGL]

Test cases are failing cause the current COUNT API is only returning dummy count 42.

[changeset-bot]

⚠️ No Changeset found

Latest commit: 2200b5f

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[dconeybe]

Looks great. Go ahead and merge. Then... make those tests pass!

[google-oss-bot]

Size Report ¹

Affected Products

No changes between base commit (7f42490) and merge commit (8111ff4).

Test Logs

• Base (7f42490): https://github.com/firebase/firebase-js-sdk/actions/runs/2798296554
• Merge (8111ff4): https://github.com/firebase/firebase-js-sdk/actions/runs/2798374787

1. https://storage.googleapis.com/firebase-sdk-metric-reports/GdA5UcmCTD.html

[google-oss-bot]

Size Analysis Report ¹

Affected Products

No changes between base commit (7f42490) and merge commit (8111ff4).

Test Logs

• Base (7f42490): https://github.com/firebase/firebase-js-sdk/actions/runs/2798296554
• Merge (8111ff4): https://github.com/firebase/firebase-js-sdk/actions/runs/2798374787

1. https://storage.googleapis.com/firebase-sdk-metric-reports/LydOkRdu4Z.html