convert go testing workflow to reusable workflow (#3317)

Author: MintsInc

.github/workflows/reusable-go-test.yml

@@ -0,0 +1,66 @@
+name: Reusable Go Testing Workflow
+
+on:
+  workflow_call:
+    inputs:
+      enable-status-reporting:
+        description: 'Whether to post status checks to datadog-api-spec repo'
+        required: false
+        type: boolean
+        default: false
+      status-context:
+        description: 'Context for status checks'
+        required: false
+        type: string
+        default: 'master/unit'
+    secrets:
+      # Optional: Only needed for cross-repository status reporting when called
+      # from external repos (e.g., datadog-api-spec) for generated code changes
+      PIPELINE_GITHUB_APP_ID:
+        required: false
+      PIPELINE_GITHUB_APP_PRIVATE_KEY:
+        required: false
+
+jobs:
+  test:
+    strategy:
+      matrix:
+        go-version: ["1.22.x", "1.23.x"]
+        go-build-tags: ["--tags=goccy_gojson", ""]
+        platform: ["ubuntu-latest"]
+    runs-on: ${{ matrix.platform }}
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+      - name: Install Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: ${{ matrix.go-version }}
+          cache: true
+          cache-dependency-path: tests/go.sum
+      - name: Test
+        run: ./run-tests.sh
+        env:
+          TESTARGS: ${{ matrix.go-build-tags }}
+
+  report:
+    runs-on: ubuntu-latest
+    if: always() && github.event_name == 'pull_request' && contains(github.event.pull_request.head.ref, 'datadog-api-spec/generated/') && inputs.enable-status-reporting
+    needs:
+      - test
+    steps:
+      - name: Get GitHub App token
+        if: github.event_name == 'pull_request'
+        id: get_token
+        uses: actions/create-github-app-token@v1
+        with:
+          app-id: ${{ secrets.PIPELINE_GITHUB_APP_ID }}
+          private-key: ${{ secrets.PIPELINE_GITHUB_APP_PRIVATE_KEY }}
+          repositories: datadog-api-spec
+      - name: Post status check
+        uses: DataDog/github-actions/post-status-check@v2
+        with:
+          github-token: ${{ steps.get_token.outputs.token }}
+          repo: datadog-api-spec
+          status: ${{ needs.test.result == 'cancelled' && 'pending' || needs.test.result == 'success' && 'success' || 'failure' }}
+          context: ${{ inputs.status-context }}

.github/workflows/test.yml

@@ -79,30 +79,26 @@ jobs:
           pre-commit run --all-files --show-diff-on-failure --color=always
 
   test:
-    strategy:
-      matrix:
-        go-version: [1.22.x, 1.23.x]
-        go-build-tags: ["--tags=goccy_gojson", ""]
-        platform: [ubuntu-latest]
-    runs-on: ${{ matrix.platform }}
-    if: (github.event.pull_request.draft == false && !contains(github.event.pull_request.labels.*.name, 'ci/skip') && !contains(github.event.pull_request.head.ref, 'datadog-api-spec/test/')) || github.event_name == 'schedule'
-    steps:
-      - name: Checkout code
-        uses: actions/checkout@v3
-      - name: Install Go
-        uses: actions/setup-go@v4
-        with:
-          go-version: ${{ matrix.go-version }}
-          cache: true
-          cache-dependency-path: tests/go.sum
-      - name: Test
-        run: ./run-tests.sh
-        env:
-          TESTARGS: ${{ matrix.go-build-tags }}
+    if: >
+      (github.event.pull_request.draft == false &&
+       !contains(github.event.pull_request.labels.*.name, 'ci/skip') &&
+       !contains(github.event.pull_request.head.ref, 'datadog-api-spec/test/')) ||
+      github.event_name == 'schedule'
+    uses: ./.github/workflows/reusable-go-test.yml
+    with:
+      enable-status-reporting: true
+      status-context: 'master/unit'
+    secrets:
+      PIPELINE_GITHUB_APP_ID: ${{ secrets.PIPELINE_GITHUB_APP_ID }}
+      PIPELINE_GITHUB_APP_PRIVATE_KEY: ${{ secrets.PIPELINE_GITHUB_APP_PRIVATE_KEY }}
 
   examples:
     runs-on: ubuntu-latest
-    if: (github.event.pull_request.draft == false && !contains(github.event.pull_request.labels.*.name, 'ci/skip') && !contains(github.event.pull_request.head.ref, 'datadog-api-spec/test/')) || github.event_name == 'schedule'
+    if: >
+      (github.event.pull_request.draft == false &&
+       !contains(github.event.pull_request.labels.*.name, 'ci/skip') &&
+       !contains(github.event.pull_request.head.ref, 'datadog-api-spec/test/')) ||
+      github.event_name == 'schedule'
     steps:
       - uses: actions/checkout@v3
       - name: Install Go