Use Bevy hash in Bencher (#3)

* feat: depend on all of bevy

This will hurt compile times, but will allow us to get the commit hash and test other non-ECS parts of Bevy in the future.

* feat: find hash and specify in ci

* fix: install alsa and udev

* feat: log source and hash

.github/workflows/daily.yml

@@ -25,27 +25,49 @@ jobs:
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable
 
-      - name: Cache build files
-        uses: Leafwing-Studios/cargo-cache@v1
-
       - name: Install Bencher
         uses: bencherdev/bencher@main
 
+      - name: Install Linux dependencies
+        run: |
+          sudo apt-get update
+          # Installs Alsa and udev.
+          sudo apt-get install --no-install-recommends libasound2-dev libudev-dev
+
+      - name: Cache build files
+        uses: Leafwing-Studios/cargo-cache@v1
+
       # Run benchmarks, piping output to both `results.txt` and stdout.
       - name: Run benchmarks
         run: cargo bench -- 2>&1 | tee results.txt
 
+      - name: Find Bevy commit hash
+        id: bevy-hash
+        run: |
+          # Find the source property of Bevy, which returns something like:
+          # "git+https://github.com/bevyengine/bevy.git#d659a1f7d506c5c6eba9dfe2a6e878a8c72ecef6"
+          SOURCE=$(cargo metadata --format-version 1 | jq '.packages[] | select(.name == "bevy") | .source')
+
+          echo Bevy source is $SOURCE.
+
+          # Regex for a 40-character hexadecimal hash.
+          REGEX="[a-f0-9]{40}"
+
+          # Capture the hash from the source identifier.
+          HASH=$(echo $SOURCE | grep --extended-regexp --only-matching $REGEX)
+
+          echo Found hash is $HASH.
+
+          echo hash=$HASH >> $GITHUB_OUTPUT
+
       - name: Upload benchmarks
         env:
           BENCHER_PROJECT: bevy
           BENCHER_API_TOKEN: ${{ secrets.BENCHER_API_TOKEN }}
           BENCHER_TESTBED: github-actions
-        # --no-hash: Do not use the Git hash, because we care about the Bevy commit and not our
-        #     own.
-        # --file: Upload saved Criterion output instead of running a command.
         run: |
           bencher run \
             --adapter rust_criterion \
-            --no-hash \
+            --hash ${{ steps.bevy-hash.outputs.hash }}
             --err \
             --file results.txt

Cargo.toml

@@ -11,7 +11,7 @@ criterion = "0.5.1"
 rand = { version = "0.8.5", default-features = false, features = ["small_rng"] }
 
 # Bevy, on the latest commit.
-bevy_ecs = { git = "https://github.com/bevyengine/bevy.git" }
+bevy = { git = "https://github.com/bevyengine/bevy.git" }
 
 [[bench]]
 name = "main"

benches/ecs/mod.rs

@@ -1,7 +1,7 @@
 mod types;
 
 use self::types::*;
-use bevy_ecs::prelude::*;
+use bevy::ecs::prelude::*;
 use criterion::{criterion_group, BatchSize, Criterion};
 use rand::prelude::*;
 use std::{hint::black_box, iter::repeat};

benches/ecs/types.rs

@@ -1,4 +1,4 @@
-use bevy_ecs::prelude::*;
+use bevy::ecs::prelude::*;
 
 /// A 32-bit wide component.
 ///