Add a check for OpenJDK #428

	name: Test mmtk-dev-env

	on:
	pull_request:
	branches:
	- main
	push:
	branches:
	- main
	# This workflow will be triggered in the mmtk-core CI to make sure mmtk-core can build with the docker image.
	workflow_dispatch:

	jobs:
	build-mmtk-core:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: Build docker image
	run: \|
	docker build -t mmtk-dev .
	- name: Build mmtk-core
	# Build with --manifest-path. If we build under the mmtk-core folder with rust-toolchain, cargo will automatically download the correct
	# toolchain, and we will not be able to test whether the toolchain used in the dockerfile is correct.
	run: \|
	docker run mmtk-dev bash -c "\
	git clone https://github.com/mmtk/mmtk-core.git && \
	cargo build --manifest-path=mmtk-core/Cargo.toml"
	- name: Build OpenJDK
	run: \|
	docker run mmtk-dev bash -c "\
	git clone https://github.com/mmtk/mmtk-openjdk.git && \
	git clone https://github.com/mmtk/openjdk.git && \
	export MMTK_OPENJDK_PATH=\$(realpath mmtk-openjdk) && \
	cd openjdk && \
	export DEBUG_LEVEL=slowdebug && \
	sh configure --disable-warnings-as-errors --with-debug-level=\$DEBUG_LEVEL && \
	make CONF=linux-x86_64-normal-server-\$DEBUG_LEVEL THIRD_PARTY_HEAP=\$MMTK_OPENJDK_PATH/openjdk"

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