check dist read perf #315

	name: main

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	build:
	name: Build
	runs-on: ubuntu-latest
	services:
	emulator:
	image: gcr.io/cloud-spanner-emulator/emulator
	ports:
	- 9010:9010
	- 9020:9020

	steps:
	- uses: actions/checkout@v4

	- name: Setup Go
	uses: actions/setup-go@v4
	with:
	go-version: '1.21'

	- name: Test using emulator
	run: \|
	curl -O https://dl.google.com/dl/cloudsdk/channels/rapid/downloads/google-cloud-sdk-400.0.0-linux-x86_64.tar.gz
	tar xvzf google-cloud-sdk-400.0.0-linux-x86_64.tar.gz && ./google-cloud-sdk/install.sh --quiet
	gcloud config configurations create emulator
	gcloud config set auth/disable_credentials true
	gcloud config set project test-project
	gcloud config set api_endpoint_overrides/spanner http://localhost:9020/
	gcloud spanner instances create test-instance --config=emulator-config --description="Test Instance" --nodes=1
	export SPANNER_EMULATOR_HOST=localhost:9010
	gcloud spanner databases create testdb --instance=test-instance --ddl-file=$PWD/testdata/emuddl.sql
	go test -v -run TestBasic

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