mesh: Make empty texture allocations prohibited. #856

Workflow file for this run

	name: AIC Build, Test, Deploy

	permissions: {}

	on:
	pull_request:
	workflow_dispatch:
	push:
	branches:
	# Test everything that goes on on main.
	- main
	# The special branch “ci” is used for testing CI behaviors even without a PR.
	- ci
	# next/* branches are used for testing with future versions of dependencies,
	# usually by way of `[patch]`ing a dependency, thus won’t have outstanding PRs.
	- "next/*"

	env:
	CARGO_TERM_COLOR: always
	# Disable incremental compilation because we aren't caching incremental compilation
	# artifacts, so they won't be useful for anything (other than maybe the exhaustive
	# builds with different features).
	CARGO_INCREMENTAL: 0
	# Collect backtrace on panic.
	RUST_BACKTRACE: 1
	# Tell `anyhow` not to collect backtraces for errors.
	# <https://users.rust-lang.org/t/anyhow-backtraces/107437>
	RUST_LIB_BACKTRACE: 0

	jobs:
	build:
	strategy:
	fail-fast: false
	matrix:
	# This matrix doesn't do any actual Cartesian products, but instead has a
	# basic configuration (Linux, stable Rust, using lockfile) and also tries
	# changing one of those parameters but not the others.
	include:
	# This is the configuration we use for the wasm build and exhaustive tests.
	- os: ubuntu
	toolchain: stable
	depversions: locked
	primary: true
	# Additional configurations to try:

	# Windows
	- os: windows
	toolchain: stable
	depversions: locked
	primary: false

	# macOS
	- os: macos
	toolchain: stable
	depversions: locked
	primary: false

	# Nightly Rust
	# We test on this so that we can report new compiler bugs fast.
	# However, by the same premise, it breaks often.
	- os: ubuntu
	toolchain: nightly
	depversions: locked
	primary: false

	# Beta Rust (future stable release)
	# We test on this so that we can report compiler bugs that made it out of
	# nightly and their fixes should be backported, and so that we have signal
	# that is less unstable than nightly.
	- os: ubuntu
	toolchain: beta
	depversions: locked
	primary: false

	# Dependencies updated
	- os: ubuntu
	toolchain: stable
	depversions: latest
	primary: false

	# Dependencies reverted to minimal-versions
	- os: ubuntu
	toolchain: stable
	depversions: minimal
	primary: false

	runs-on: ${{ matrix.os }}-latest
	continue-on-error: ${{ !matrix.primary }}

	steps:
	# Free some disk space so our largest builds can complete reliably.
	- uses: jlumbroso/[email protected]
	if: ${{ matrix.os == 'ubuntu' }}
	with:
	large-packages: false # slow
	swap-storage: false

	- run: df -h .

	- uses: actions/checkout@v4

	- run: df -h .

	- name: Set Rust toolchain
	# The rust-toolchain.toml file specifies the targets and components we need,
	# but we may want to override the toolchain.
	if: ${{ matrix.toolchain != 'stable' }}
	run: \|
	sed -i.origstable "s/stable/${{ matrix.toolchain }}/" rust-toolchain.toml
	rustup show # triggers installation of selected toolchain

	- name: Install nightly for -Z direct-minimal-versions
	if: ${{ matrix.depversions == 'minimal' }}
	run: rustup toolchain install nightly --profile=minimal

	- name: Install native libraries
	if: ${{ runner.os == 'Linux' }}
	run: \|
	sudo apt update
	sudo apt-get -y install libxrandr-dev xorg-dev libx11-xcb-dev libwayland-dev libasound2-dev libudev-dev
	# libxrandr-dev xorg-dev libx11-xcb-dev libwayland-dev: needed for windowing
	# Note that `libwayland-dev` provides the library called `wayland-client`
	# libasound2-dev: needed for audio via `kira`
	# libudev-dev: needed for gamepad input via `gilrs`

	- run: df -h .

	# Load cache before doing any Rust builds
	- uses: Swatinem/[email protected]
	with:
	# This is not necessary for keying, but makes the GHA cache viewing page more helpful.
	prefix-key: "v1-rust-${{ matrix.os }}-${{ matrix.toolchain }}-${{ matrix.depversions }}"
	# Override the default job-id-based key explicitly so that our dependent jobs can
	# reuse this cache.
	shared-key: "build"
	workspaces: \|
	./
	all-is-cubes-wasm/

	- run: df -h .

	# break this out as a separate non-silenced build step
	- name: Compile xtask
	run: cargo build --package xtask

	- name: Update dependencies
	run: \|
	cargo xtask update "${{ matrix.depversions }}"
	cargo tree --all-features

	- run: df -h .

	- name: Install tools
	# Note: Swatinem/rust-cache will cache these installed binaries, so we don't have to worry
	# about caching the builds of them.
	# cargo-mutants is not used in this step but it will be cached for later use.
	run: \|
	cargo install --locked [email protected] [email protected]
	# Not locked so that we can have a newer `syn` than is in the lockfile
	cargo install [email protected]


	- run: df -h .

	- name: Compile tests
	# compile is broken out so we have visibility into compile vs. run times
	run: cargo xtask --scope=only-normal test --timings --no-run
	- name: Run tests
	run: cargo xtask --scope=only-normal test --timings

	- run: df -h .

	# Save the test-renderers results so we can download and view them
	- name: Save test-renderers output
	if: ${{ always() }}
	uses: actions/upload-artifact@v4
	with:
	name: test-renderers-output ${{ matrix.os }} ${{ matrix.toolchain }} ${{ matrix.depversions }}
	path: \|
	target/test-renderers-output/

	- run: df -h .

	# Save timing reports so we can download and view them
	# (for understanding build performance in CI)
	- name: Save cargo --timings output
	if: ${{ always() }}
	uses: actions/upload-artifact@v4
	with:
	name: cargo-timings build ${{ matrix.os }} ${{ matrix.toolchain }} ${{ matrix.depversions }}
	path: \|
	target/cargo-timings/cargo-timing-*.html

	# Save wasm build so that we can optionally deploy it without rebuilding
	# (but only for the stablest matrix version)
	- name: Save wasm dist artifact
	if: ${{ matrix.primary }}
	uses: actions/upload-pages-artifact@v3
	with:
	path: all-is-cubes-wasm/dist

	- run: df -h .

	deploy:
	needs: build
	runs-on: ubuntu-latest
	permissions:
	pages: write
	id-token: write
	environment:
	name: github-pages
	url: ${{ steps.deployment.outputs.page_url }}

	# Do this only if we are pushing to main, not to pull requests.
	# (Or if we're on a special 'pages-alt' branch, so we can experiment with
	# deployment before pushing to main.)
	#
	# Caution: GitHub's parsing is weird around multiline expressions so just don't.
	# https://github.community/t/how-to-write-multi-line-condition-in-if/128477
	if: ${{ github.event_name == 'push' && (github.ref == 'refs/heads/main' \|\| github.ref == 'refs/heads/pages-alt') }}

	steps:
	# This action uses the artifact previously uploaded by actions/upload-pages-artifact
	- name: Deploy to GitHub Pages
	id: deployment
	uses: actions/deploy-pages@v4

	# Run `xtask lint`.
	#
	# This job is separate from the main "build" job so that:
	# * Lint results are delivered quickly by running them in parallel with other jobs.
	# * We build with `-Dwarnings` so the failures aren't silent, but don't want this to
	# cause rebuilding in the main build job and its cache.
	lint:
	strategy:
	fail-fast: false
	matrix:
	toolchain: ["stable", "nightly", "beta"]

	runs-on: ubuntu-latest
	continue-on-error: false

	env:
	RUSTFLAGS: '-Dwarnings'

	steps:
	- uses: actions/checkout@v4

	- name: Set Rust toolchain
	# The rust-toolchain.toml file specifies the targets and components we need,
	# but we may want to override the toolchain.
	if: ${{ matrix.toolchain != 'stable' }}
	run: \|
	sed -i.origstable "s/stable/${{ matrix.toolchain }}/" rust-toolchain.toml
	rustup show # triggers installation of selected toolchain

	- name: Install native libraries
	if: ${{ runner.os == 'Linux' }}
	run: \|
	sudo apt update
	sudo apt-get -y install libxrandr-dev xorg-dev libx11-xcb-dev libwayland-dev libasound2-dev libudev-dev

	- run: df -h .

	- uses: Swatinem/[email protected]
	with:
	# We cannot reuse the cache from the `build` job, because `RUSTFLAGS=-Dwarnings`
	# would invalidate all cached artifacts anyway.
	prefix-key: "v1-rust-${{ matrix.toolchain }}"
	shared-key: "lint"
	# Job's likely to fail and yet have useful cache material.
	cache-on-failure: true
	workspaces: \|
	./
	all-is-cubes-wasm/

	- name: Install tools
	run: \|
	cargo install --locked [email protected]

	- run: df -h .

	# break this out as a separate non-silenced build step
	- name: Compile xtask
	run: cargo build --package xtask

	# Kludge: Avoid dependency on `cargo-about` by making the generated license info file look fresh.
	- name: Skip license generation
	run: touch all-is-cubes-wasm/static/third-party-licenses.html

	- name: Lint
	run: cargo xtask --scope=only-normal lint --timings

	- run: df -h .

	- name: Save cargo --timings output
	if: ${{ always() }}
	uses: actions/upload-artifact@v4
	with:
	name: cargo-timings lint ${{ matrix.toolchain }}
	path: \|
	target/cargo-timings/cargo-timing-*.html

	# Run `xtask test-more` to look for broken `features`.
	features:
	# Don't spend time on this if the normal builds failed.
	# Also, we reuse the cache from it.
	needs: build
	runs-on: ubuntu-latest
	continue-on-error: false

	steps:
	# Free some disk space so our largest builds can complete reliably.
	- uses: jlumbroso/[email protected]
	with:
	large-packages: false # slow
	swap-storage: false

	- uses: actions/checkout@v4

	- name: Install native libraries
	if: ${{ runner.os == 'Linux' }}
	run: \|
	sudo apt update
	sudo apt-get -y install libxrandr-dev xorg-dev libx11-xcb-dev libwayland-dev libasound2-dev libudev-dev

	# Load cache before doing any Rust builds
	- uses: Swatinem/[email protected]
	with:
	# Reuse the cache from the normal `build` job instead of creating an independent one,
	# to reduce redundant work and save disk space — but don't write to that cache, so
	# we don't bloat it or conflict.
	prefix-key: "v1-rust-ubuntu-stable-locked"
	shared-key: "build"
	save-if: false
	workspaces: \|
	./
	all-is-cubes-wasm/

	# break this out as a separate non-silenced build step
	- name: Compile xtask
	run: cargo build --package xtask

	- name: Install tools
	# These should already be installed but we might have a cache miss, so don't fail in that case.
	run: \|
	cargo install --locked [email protected] [email protected]

	- run: df -h .

	# Run tests in `test-more` mode which exercises each library's features.
	- name: Run exhaustive tests
	run: cargo xtask --scope=only-normal test-more --timings

	- run: df -h .

	# Save timing reports so we can download and view them
	# (for understanding build performance in CI)
	- name: Save cargo --timings output
	if: ${{ always() }}
	uses: actions/upload-artifact@v4
	with:
	name: cargo-timings features
	path: \|
	target/cargo-timings/cargo-timing-*.html

	deny:
	runs-on: ubuntu-latest

	# next/* branches are expected to have git dependencies or otherwise break cargo-deny rules,
	# so don't run cargo-deny on them. We still want to do so in pull requests, but that doesn't
	# need a special rule because according to the GitHub docs, this will not be the branch name:
	# “For pull requests, the format is `<pr_number>/merge`.”
	# -- <https://docs.github.com/en/actions/writing-workflows/choosing-what-your-workflow-does/accessing-contextual-information-about-workflow-runs#github-context>
	if: ${{ !startsWith(github.ref, 'refs/heads/next/') }}

	steps:
	- uses: actions/checkout@v4

	- uses: EmbarkStudios/[email protected]
	with:
	# disables default --all-features
	arguments:
	command-arguments: --config=tools/deny.toml

	# Run mutation testing against the changed code
	# Based on example from https://mutants.rs/pr-diff.html
	incremental-mutants:
	runs-on: ubuntu-latest
	# Running on push would require more work to determine the base revision
	if: github.event_name == 'pull_request'
	steps:
	- uses: actions/checkout@v4
	with:
	# Needed to ensure `main` branch is needed
	fetch-depth: 0

	# Load cache before doing any Rust builds
	# Note: we aren't depending on the build job so this cache might be stale, but the
	# shorter time-to-useful-results seems worth it.
	- uses: Swatinem/[email protected]
	with:
	# Reuse the cache from the normal `build` job instead of creating an independent one,
	# to reduce redundant work and save disk space — but don't write to that cache, so
	# we don't bloat it.
	prefix-key: "v1-rust-ubuntu-stable-locked"
	shared-key: "build"
	save-if: false
	workspaces: \|
	./
	all-is-cubes-wasm/

	# Install cargo-mutants
	# This should usually be already installed, but is present in case of cache miss
	# Not locked so that we can have a newer `syn` than is in the lockfile
	- run: cargo install [email protected]

	- name: Relative diff
	run: \|
	git branch -av
	git diff origin/${{ github.base_ref }}.. \| tee git.diff

	- name: Mutants
	# See mutants.yml for notes on the package selection
	run: cargo mutants --in-diff git.diff --package all-is-cubes -- --all-features

	- uses: actions/upload-artifact@v4
	if: ${{ always() }}
	with:
	name: mutants-incremental.out
	path: mutants.out

	miri:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	- uses: Swatinem/[email protected]

	- name: Install Rust toolchain
	run: \|
	rustup toolchain install nightly --component miri

	- name: Run Miri tests, std
	# `universe::owning_guard` is the only module that contains nontrivial unsafe code,
	# and the tests in `universe` are those most worth running to exercise it.
	run: \|
	cargo +nightly miri test --no-default-features -p all-is-cubes universe:: --features std

	- name: Run Miri tests, no_std
	run: \|
	cargo +nightly miri test --no-default-features -p all-is-cubes universe::

	no_std:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	# The build is faster without this cache.
	# - uses: Swatinem/[email protected]

	- name: Install Rust toolchain
	run: \|
	rustup toolchain install stable --profile minimal
	rustup target add thumbv7em-none-eabihf

	# TODO: move this command into xtask so it centrally tracks package info like "no_std compatible"

	- name: no_std lint
	run: \|
	cargo clippy --target=thumbv7em-none-eabihf --no-default-features -p all-is-cubes -p all-is-cubes-render -p all-is-cubes-ui -p all-is-cubes-mesh

	- name: no_std build
	# This is `cargo build`, not `cargo check`, because `cargo check` won't detect problems like
	# use of undefined linker symbols. Not sure if that matters.
	run: \|
	cargo build --target=thumbv7em-none-eabihf --no-default-features -p all-is-cubes -p all-is-cubes-render -p all-is-cubes-ui -p all-is-cubes-mesh

	fuzz:
	# Don't spend time on fuzzing if the build failed indicating the code is bad other ways
	needs: build
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	# Cache both the main workspace (for xtask builds) and the fuzzing workspace
	- uses: Swatinem/[email protected]
	with:
	workspaces: \|
	.
	fuzz

	- name: Install Rust toolchain
	run: \|
	rustup toolchain install nightly --profile=minimal --component=clippy --component=rustfmt
	rustup override set nightly

	- name: Install cargo-fuzz
	run: cargo install cargo-fuzz

	- name: Cache fuzzer corpus
	uses: actions/cache@v4
	with:
	# Failed runs are useful to cache since they expand the corpus
	save-always: true
	key: fuzz-corpus
	path: \|
	fuzz/corpus

	- name: Lint
	# We run lint because otherwise the fuzz code won't get linted.
	run: cargo xtask --scope=only-fuzz lint

	- name: Fuzz
	# Note: The specified timeout value is per-fuzz-target; as of this writing
	# there are 6 fuzz targets and so the total time will be 720 seconds = 12 minutes.
	run: cargo xtask --scope=only-fuzz fuzz 120

	# Save the fuzz artifacts so we can repro elsewhere
	- name: Save fuzz artifacts
	if: ${{ failure() }}
	uses: actions/upload-artifact@v4
	with:
	name: fuzz-artifacts
	path: fuzz/artifacts

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mesh: Make empty texture allocations prohibited. #856

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mesh: Make empty texture allocations prohibited. #856

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Workflow file for this run