Enable tests on CI (#125)

Signed-off-by: Keith Smiley <[email protected]>

Author: keith

.github/workflows/test.yml

@@ -1,4 +1,7 @@
-on: [push, pull_request]
+on:
+  push:
+    branches: [main]
+  pull_request:
 
 name: Continuous integration
 
@@ -46,14 +49,18 @@ jobs:
 
     - name: "LLVM: Build"
       if: steps.llvm-cache.outputs.cache-hit != 'true'
-      run: cd llvm/build && ninja libIndexStore.dylib
+      run: cd llvm/build && ninja libIndexStore.dylib FileCheck
 
     - name: "index-import: CMake"
       run: mkdir build && cmake -B build -G Ninja -DClang_DIR=./llvm/build/lib/cmake/clang/ -DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++
 
     - name: "index-import: Build"
       run: cd build && ninja
 
+    - name: "index-import: test"
+      run: |
+        PATH=$PWD/llvm/build/bin:$PATH ./tests/run.sh
+
   # For local development, use the playground at
   # https://rhysd.github.io/actionlint/
   actionlint: