run testing in ci

Run the new test suite in GitHub Actions.

Signed-off-by: David Wood <[email protected]>

Author: davidtwco

.github/workflows/ci.yml

@@ -3,23 +3,9 @@ on: [push, pull_request]
 name: continuous integration
 
 jobs:
-  build:
-    name: build
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions-rs/toolchain@v1
-        with:
-          profile: minimal
-          toolchain: stable
-          override: true
-      - uses: actions-rs/cargo@v1
-        with:
-          command: build
-
   test:
     name: test
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
@@ -29,19 +15,31 @@ jobs:
           override: true
       - uses: actions-rs/cargo@v1
         with:
-          command: test
+          command: build
+          args: --release
+      - name: Install LLVM
+        run: |
+          wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
+          sudo add-apt-repository "deb http://apt.llvm.org/focal/ llvm-toolchain-focal-13 main"
+          sudo apt-get update
+          sudo apt-get install --no-install-recommends --yes llvm-13 llvm-13-tools
+      - name: Install lit
+        run: pip install lit
+      - name: Run lit testsuite
+        run: lit -v --path "$PWD/target/release/:/usr/lib/llvm-13/bin/" ./tests
 
   fmt:
     name: rustfmt
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
           toolchain: stable
           override: true
-      - run: rustup component add rustfmt
+      - name: Add rustup component
+        run: rustup component add rustfmt
       - uses: actions-rs/cargo@v1
         with:
           command: fmt

README.md

@@ -42,16 +42,18 @@ $ cargo build
 To run the tests, first install the relevant dependencies:
 
 ```shell-session
+$ apt install --no-install-recommends --yes llvm-13 llvm-13-tools
 $ pip install lit
-$ wget clang+llvm-13.0.0-x86_64-linux-gnu-ubuntu-20.04.tar.xz -O llvm.tar.xz # (you might want to update or change architecture)
-$ tar xvf llvm.tar.xz
 ```
 
-Next, run the `lit` testsuite, replacing `$LLVM` with the path to the extracted LLVM.
+Next, run the `lit` testsuite (replacing `/path/to/llvm/bin` with the correct path to your LLVM
+installation, if required):
 
 ```shell-session
-$ cargo build
-$ lit -v --path $PWD/target/debug/ --path $LLVM/build/bin/ ./tests
+$ cargo build # in debug mode..
+$ lit -v --path "$PWD/target/debug/:/path/to/llvm/bin/" ./tests
+$ cargo build --release # ..or in release mode
+$ lit -v --path "$PWD/target/release/:/path/to/llvm/bin/" ./tests
 ```
 
 We use `rustfmt` to automatically format and style all of our code. To install and use `rustfmt`: