Update SPDB and add unit test (#7613) #4784

	name: Research Regression Tests

	on:
	push:
	branches: ['*']
	tags: ['*']
	pull_request:
	branches: [master]

	jobs:
	build:
	runs-on: ubuntu-20.04
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	- name: Free space
	run: df -h && rm -rf /opt/hostedtoolcache* && df -h

	- uses: addnab/docker-run-action@v3
	with:
	image: quantconnect/lean:foundation
	options: --workdir /__w/Lean/Lean -v /home/runner/work:/__w
	shell: bash
	run: \|
	# install dependencies
	pip3 install papermill==2.4.0 clr-loader==0.1.6
	# install kernel
	dotnet tool install --global Microsoft.dotnet-interactive --version 1.0.340501
	# Add dotnet tools to Path
	export PATH="$HOME/.dotnet/tools:$PATH"
	# activate kernel for jupyter
	dotnet interactive jupyter install
	# Build
	dotnet build /p:Configuration=Release /v:quiet /p:WarningLevel=1 QuantConnect.Lean.sln
	# Run Tests
	dotnet test ./Tests/bin/Release/QuantConnect.Tests.dll --filter TestCategory=ResearchRegressionTests -- TestRunParameters.Parameter$name=\"log-handler\", value=\"ConsoleErrorLogHandler\"$ TestRunParameters.Parameter$name=\"reduced-disk-size\", value=\"true\"$

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