fetch token's decimals directly + update the test cases #190

	name: Test workflow
	on: push
	jobs:
	setup:
	runs-on: ubuntu-latest
	outputs:
	cache-key: ${{ steps.cache-keys.outputs.cache-key }}
	steps:
	- name: Checkout
	uses: actions/checkout@v2

	- name: Get cache key
	id: cache-keys
	run: echo "::set-output name=cache-key::$(echo ${{ runner.os }}-node-$(cat yarn.lock \| sha256sum \| cut -d' ' -f1))"

	- name: Cache node modules
	uses: actions/cache@v2
	with:
	path: \|
	**/node_modules
	key: ${{ steps.cache-keys.outputs.cache-key }}

	- name: Install dependencies
	run: yarn install --frozen-lockfile

	lint:
	name: Lint sources
	runs-on: ubuntu-latest
	needs: setup
	strategy:
	matrix:
	node-version: [18.x]
	steps:
	- name: Checkout
	uses: actions/checkout@v2

	- name: Cache node modules
	uses: actions/cache@v2
	with:
	path: \|
	**/node_modules
	key: ${{ needs.setup.outputs.cache-key }}

	- name: Lint sources
	run: yarn lint:sol

	unit_test:
	name: Unit tests
	runs-on: ubuntu-latest
	needs: setup
	strategy:
	matrix:
	node-version: [18.x]
	steps:
	- name: Checkout
	uses: actions/checkout@v2

	- name: Cache node modules
	uses: actions/cache@v2
	with:
	path: \|
	**/node_modules
	key: ${{ needs.setup.outputs.cache-key }}

	- name: Create a fake .secret file
	run: echo "primary twist rack vendor diagram image used route theme frown either will" > .secret

	- name: Install Foundry
	uses: foundry-rs/foundry-toolchain@v1
	with:
	version: nightly

	- name: Install foundry dependencies
	run: forge install

	- name: Build Typechain and Foundry
	run: yarn build

	- name: Run Forge and Hardhat Tests
	run: yarn test

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