From a4969b95f5be3138ef868b68f80162e20cfa0e57 Mon Sep 17 00:00:00 2001
From: Catherine <whitequark@whitequark.org>
Date: Fri, 3 Feb 2023 05:53:31 +0000
Subject: CI: test against all supported Amaranth versions.

---
 .github/workflows/main.yml | 22 +++++++++++++++++++++-
 pyproject.toml             |  1 +
 2 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 61b5332..b977303 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -3,11 +3,31 @@ name: CI
 jobs:
   test:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version:
+        - '3.7'
+        # this version range needs to be synchronized with the one in pyproject.toml
+        amaranth-version:
+        - '0.2'
+        - '0.3'
+        - 'git'
+      fail-fast: false
     steps:
       - name: Check out source code
         uses: actions/checkout@v3
       - name: Set up Python
         uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install Amaranth release
+        if: ${{ matrix.amaranth-version != 'git' }}
+        run: |
+          pip install 'amaranth==${{ matrix.amaranth-version }}'
+      - name: Install Amaranth from git
+        if: ${{ matrix.amaranth-version == 'git' }}
+        run: |
+          pip install git+https://github.com/amaranth-lang/amaranth.git
       - name: Test
         run: |
-          python setup.py test
+          python -m unittest discover -t . -s amaranth_boards -p '*.py'
diff --git a/pyproject.toml b/pyproject.toml
index bc0ccb8..3b95866 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,6 +12,7 @@ license = {file = "LICENSE.txt"}
 
 dependencies = [
   "importlib_metadata; python_version<'3.8'",
+  # this version requirement needs to be synchronized with the one in .github/workflows/main.yml
   "amaranth>=0.2,<0.5",
 ]
 
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