diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index d740d8a..9172503 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -8,76 +8,14 @@ on:
       - releases/*
 
 jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v1 # todo: switch to v2
-      - run: npm ci
-      - run: npm run build
-      - run: npm run format-check
-      - run: npm run lint
-      - run: npm run pack
-      - run: npm run gendocs
-      - name: Verify no unstaged changes
-        run: __test__/verify-no-unstaged-changes.sh
-
   test:
     strategy:
       matrix:
-        runs-on: [ubuntu-latest, macos-latest, windows-latest]
+        runs-on: [ubuntu-latest]
     runs-on: ${{ matrix.runs-on }}
 
     steps:
-      # Clone this repo
       - name: Checkout
-        uses: actions/checkout@v1 # todo: switch to V2
-
-      # Basic checkout
-      - name: Basic checkout
-        uses: ./
+        uses: actions/checkout@v2-beta
         with:
-          ref: test-data/v2/basic
-          path: basic
-      - name: Verify basic
-        shell: bash
-        run: __test__/verify-basic.sh
-
-      # Clean
-      - name: Modify work tree
-        shell: bash
-        run: __test__/modify-work-tree.sh
-      - name: Clean checkout
-        uses: ./
-        with:
-          ref: test-data/v2/basic
-          path: basic
-      - name: Verify clean
-        shell: bash
-        run: __test__/verify-clean.sh
-
-      # Side by side
-      - name: Side by side checkout 1
-        uses: ./
-        with:
-          ref: test-data/v2/side-by-side-1
-          path: side-by-side-1
-      - name: Side by side checkout 2
-        uses: ./
-        with:
-          ref: test-data/v2/side-by-side-2
-          path: side-by-side-2
-      - name: Verify side by side
-        shell: bash
-        run: __test__/verify-side-by-side.sh
-
-      # LFS
-      - name: LFS checkout
-        uses: ./
-        with:
-          repository: actions/checkout # hardcoded, otherwise doesn't work from a fork
-          ref: test-data/v2/lfs
-          path: lfs
-          lfs: true
-      - name: Verify LFS
-        shell: bash
-        run: __test__/verify-lfs.sh
+          ref: refs/pull/${{ github.event.number }}/head