CI update (#207)

Author: gwynne

.github/workflows/test.yml

@@ -1,64 +1,54 @@
 name: test
-on: { pull_request: {}, push: { branches: [master, main] } }
+on:
+  pull_request: { branches: ['*'] }
+  push: { branches: ['main'] }
+
+env:
+  LOG_LEVEL: debug
+  SWIFT_DETERMINISTIC_HASHING: 1
+  REDIS_HOSTNAME: redis
+  REDIS_PORT: 6379
+  REDIS_HOSTNAME_2: redis-2
+  REDIS_PORT_2: 6379
 
 jobs:
-  getcidata:
+  api-breakage:
+    if: github.event_name == 'pull_request'
     runs-on: ubuntu-latest
-    outputs:
-      environments: ${{ steps.output.outputs.environments }}
+    container: swift:5.7-jammy
     steps:
-      - id: output
-        run: |
-          envblob="$(curl -fsSL https://raw.githubusercontent.com/vapor/ci/main/pr-environments.json | jq -cMj '.')"
-          echo "::set-output name=environments::${envblob}"
-
-
-  test-redis:
-    needs: getcidata
+      - name: Check out package
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      # https://github.com/actions/checkout/issues/766
+      - name: Mark the workspace as safe
+        run: git config --global --add safe.directory ${GITHUB_WORKSPACE}
+      - name: Check for API breaking changes
+        run: swift package diagnose-api-breaking-changes origin/main
+
+  linux-unit:
     strategy:
       fail-fast: false
       matrix:
-        env: ${{ fromJSON(needs.getcidata.outputs.environments) }}
-    runs-on: ${{ matrix.env.os }}
-    container: ${{ matrix.env.image }}
-    steps: 
-      - name: Select toolchain
-        uses: maxim-lobanov/[email protected]
-        with:
-          xcode-version: ${{ matrix.env.toolchain }}
-        if: ${{ matrix.env.toolchain != '' }}
-      - name: Check out source code
-        uses: actions/checkout@v2
-
-      - name: Install Redis via Homebrew (Mac)
-        if: ${{ startsWith(matrix.env.os, 'macos') }}
-        run: brew install redis 
-
-      - name: Install Redis via apt-get (Ubuntu)
-        if: ${{ startsWith(matrix.env.os, 'ubuntu') }}
-        run: apt-get update && apt-get install -y redis
-
-      - name: Install Redis via ??? (Windows)
-        if: ${{ startsWith(matrix.env.os, 'windows') }}
-        run: echo NOT IMPLEMENTED; exit 1
-
-      - name: Start Redis 1
-        run: redis-server .github/redis1.conf
-      - name: Start Redis 2
-        run: redis-server .github/redis2.conf
-
-      - name: Test Redis 1 connection
-        run: redis-cli -u redis://localhost:6379/0 INFO
-      - name: Test Redis 2 connection
-        run: redis-cli -u redis://localhost:6380/0 INFO
-
-      - name: Run 'RedisTests' tests with Thread Sanitizer
-        timeout-minutes: 20
-        run: swift test --enable-test-discovery --sanitize=thread --filter RedisTests
-
-      - name: Run 'MultipleRedisTests' tests with Thread Sanitizer
-        timeout-minutes: 20
-        run: swift test --enable-test-discovery --sanitize=thread --filter MultipleRedisTests
+        container:
+          - swift:5.5-bionic
+          - swift:5.6-focal
+          - swift:5.7-jammy
+    container: ${{ matrix.container }}
+    services:
+      redis:
+        image: redis:6
+      redis-2:
+        image: redis:6
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out package
+        uses: actions/checkout@v3
+      - name: Run unit tests with Thread Sanitizer
+        run: swift test --sanitize=thread
+  
+  # TODO: Use reusable workflow
 
   test-exports:
       name: Test exports
@@ -69,4 +59,4 @@ jobs:
           with:
             fetch-depth: 0
         - name: Build
-          run: swift build -Xswiftc -DBUILDING_DOCC
+          run: swift build -Xswiftc -DBUILDING_DOCC