Add tests for this action

.github/workflows/test.yml

@@ -0,0 +1,67 @@
+name: Self-test
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  test:
+    name: Test
+    strategy:
+      fail-fast: false
+      matrix:
+        platform:
+          - platform_name: Linux-x86_64
+            os: ubuntu-20.04
+            target: x86_64-unknown-linux-musl
+            cache-cross-binary: true
+          - platform_name: Linux-powerpc64
+            os: ubuntu-20.04
+            target: powerpc64-unknown-linux-gnu
+            cache-cross-binary: true
+          - platform_name: Windows-x86_64
+            os: windows-latest
+            target: x86_64-pc-windows-msvc
+          - platform_name: macOS-aarch64
+            os: macOS-latest
+            target: aarch64-apple-darwin
+
+    runs-on: ${{ matrix.platform.os }}
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Copy test project to root
+        shell: bash
+        run: |
+          cp -a test-project/* .
+          rm -fr test-project
+      - name: Build binary
+        uses: houseabsolute/actions-rust-cross@v0
+        with:
+          command: build
+          args: "--release"
+          target: ${{ matrix.platform.target }}
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      - name: Release
+        id: release
+        uses: ./
+        with:
+          executable-name: test-project
+          target: ${{ matrix.platform.target }}
+      - name: Install psutils on Windows
+        run: choco install --ignore-checksums psutils
+        if: runner.os == 'Windows'
+      - name: Check release artifacts
+        shell: bash
+        run: |
+          # We want to run this in a clean dir to avoid any conflicts with files in the current dir,
+          # like the archive file containing the release.
+          DIR=$(pwd)
+          TEMPDIR=$( mktemp -d )
+          cd "$TEMPDIR"
+          "$DIR/"tests/check-release.pl \
+              --artifact-id "${{ steps.release.outputs.artifact-id }}" \
+              --executable-name test-project \
+              --github-token "${{ github.token }}" \
+              --repo houseabsolute/actions-rust-release \
+              --target "${{ matrix.platform.target }}"

.gitignore

@@ -3,4 +3,4 @@
 /package.json
 .\#*
 \#*\#
-
+test-project/**/target/**

test-project/Cargo.toml

@@ -0,0 +1,15 @@
+[package]
+name = "test-project"
+version = "0.1.0"
+edition = "2021"
+
+# workaround for https://github.com/cross-rs/cross/issues/1345
+[package.metadata.cross.target.x86_64-unknown-netbsd]
+pre-build = [
+    "mkdir -p /tmp/netbsd",
+    "curl https://cdn.netbsd.org/pub/NetBSD/NetBSD-9.2/amd64/binary/sets/base.tar.xz -O",
+    "tar -C /tmp/netbsd -xJf base.tar.xz",
+    "cp /tmp/netbsd/usr/lib/libexecinfo.so /usr/local/x86_64-unknown-netbsd/lib",
+    "rm base.tar.xz",
+    "rm -rf /tmp/netbsd",
+]

test-project/src/main.rs

@@ -0,0 +1,11 @@
+fn main() {
+    println!("Hello, world!");
+}
+
+#[cfg(test)]
+mod test {
+    #[test]
+    fn test_something() {
+        assert_eq!(1, 1);
+    }
+}

tests/check-release.pl

@@ -0,0 +1,81 @@
+#!/usr/bin/env perl
+
+use v5.30;
+use strict;
+use warnings;
+no warnings 'experimental::signatures';
+use feature 'signatures';
+
+use FindBin qw( $Bin );
+use File::Spec;
+use lib File::Spec->catdir( $Bin, 'lib' );
+
+use autodie qw( :all );
+
+use Getopt::Long;
+use IPC::System::Simple qw( capturex );
+use Test::More;
+
+sub main {
+    my $artifact_id;
+    my $executable_name;
+    my $github_token;
+    my $repo;
+    my $target;
+
+    GetOptions(
+        'artifact-id=s'     => \$artifact_id,
+        'executable-name=s' => \$executable_name,
+        'github-token=s'    => \$github_token,
+        'repo=s'            => \$repo,
+        'target=s'          => \$target,
+    );
+
+    system(
+        'curl',
+        '-L',
+        '-H', 'Accept: application/vnd.github+json',
+        '-H', "Authorization: Bearer $github_token",
+        '-o', 'artifact.zip',
+        "https://api.github.com/repos/$repo/actions/artifacts/$artifact_id/zip",
+    );
+
+    system( 'unzip', 'artifact.zip' );
+
+    my $glob  = $target =~ /windows/i ? 'test-project*.zip*' : 'test-project*.tar.gz*';
+    my @files = glob $glob;
+
+    is( scalar @files, 2, 'found two files in the artifact tarball' )
+        or diag("@files");
+    my ($archive_file)  = grep { !/sha256/ } @files;
+    my ($checksum_file) = grep {/sha256/} @files;
+
+    ok( $archive_file,  'found an archive file in the artifact tarball' );
+    ok( $checksum_file, 'found a checksum file in the artifact tarball' );
+
+    open my $fh, '<', $checksum_file;
+    my $sha256_contents = do { local $/; <$fh> };
+    $sha256_contents =~ s/^\s+|\s+$//g;
+    my ( $checksum, $filename ) = $sha256_contents =~ /^(\S+)  (\S+)$/;
+    is( $filename, $archive_file, "filename in checksum file matches archive filename" )
+        or diag($sha256_contents);
+    my $shasum
+        = $^O eq 'MSWin32' ? 'c/programdata/chocolatey/lib/psutils/tools/shasum.ps1' : 'shasum';
+    my $output = capturex( $shasum, '--algorithm', '256', '--check', $checksum_file );
+    like( $output, qr/\Q$archive_file\E: OK/, 'sha256sum reports checksum is OK' );
+
+    if ( $archive_file =~ /\.zip$/ ) {
+        system( 'unzip', $archive_file );
+    }
+    else {
+        system( 'tar', 'xzf', $archive_file );
+    }
+
+    for my $file ( $executable_name, qw( README.md Changes.md ) ) {
+        ok( -f $file, "$file exists after unpacking archive" );
+    }
+
+    done_testing();
+}
+
+main();