Add more unit tests to increase coverage #1128

	name: Build and Test VM

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]
	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}-${{ github.event_name }}
	cancel-in-progress: true
	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	container:
	- ubuntu-2204
	- fedora-39
	container:
	image: "manjusakalza/bpftime-base-image:${{matrix.container}}"
	options: --privileged
	steps:

	- name: cache dependencies
	uses: actions/cache@v2
	id: cache
	with:
	path: ${{ github.workspace }}/${{ env.INSTALL_LOCATION }}
	key: ${{ runner.os }}-dependencies
	- uses: actions/checkout@v2
	with:
	submodules: 'recursive'
	- uses: actions/setup-python@v4
	if: startsWith(matrix.container,'ubuntu')
	with:
	python-version: '3.8'
	- name: build
	run: make build-vm

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