test: split tests into chunks

Dynamically creating a matrix that executes the tests is not working because it exceeds the maximum of 256 tests. Therefore, adding some hardcoded paths

Author: Kirdock

.github/workflows/tests.yml

@@ -21,41 +21,30 @@ jobs:
           GOPROXY: "https://proxy.golang.org"
         run: go test -tags=unit -v ./...
 
-  discover-tests:
-    name: Discover integration test paths
-    runs-on: ubuntu-latest
-    outputs:
-      matrix: ${{ steps.set-matrix.outputs.matrix }}
-    steps:
-      - name: Set up Go
-        uses: actions/setup-go@19bb51245e9c80abacb2e91cc42b33fa478b8639 # 4.2.1
-        with:
-          go-version: '1.22'
-
-      - name: Check out source code
-        uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # 4.3.0
-
-      - name: Discover test paths
-        id: set-matrix
-        # Use go list to find all packages with integration tests
-        # -f to format the output to only show package import paths that have test files
-        # Filter to only include packages under the dynatrace/api/ directory
-        run: |
-          paths=$(go list -tags=integration -f '{{with .TestGoFiles}}{{$.ImportPath}}{{end}}{{with .XTestGoFiles}}{{$.ImportPath}}{{end}}' ./... | \
-            sort -u | \
-            grep '^github.com/dynatrace-oss/terraform-provider-dynatrace/dynatrace/api/' | \
-            jq -R -s -c 'split("\n") | map(select(length > 0))')
-          echo "matrix={\"path\":$paths}" >> $GITHUB_OUTPUT
-          echo "Found test paths:"
-          echo "$paths" | jq .
-
   integration-tests:
-    name: Integration Tests
+    name: Integration Tests - ${{ matrix.config.name }}
     runs-on: ubuntu-latest
-    needs: discover-tests
     strategy:
       fail-fast: false
-      matrix: ${{ fromJson(needs.discover-tests.outputs.matrix) }}
+      matrix:
+        config:
+          - { name: "app", path: "./dynatrace/api/app/..." }
+          - { name: "automation", path: "./dynatrace/api/automation/..." }
+          - { name: "cluster", path: "./dynatrace/api/cluster/..." }
+          - { name: "documents", path: "./dynatrace/api/documents/..." }
+          - { name: "grail", path: "./dynatrace/api/grail/..." }
+          - { name: "iam", path: "./dynatrace/api/iam/..." }
+          - { name: "openpipeline", path: "./dynatrace/api/openpipeline/..." }
+          - { name: "platform", path: "./dynatrace/api/platform/..." }
+          - { name: "service", path: "./dynatrace/api/service/..." }
+          - { name: "slo", path: "./dynatrace/api/slo/..." }
+          - { name: "v1", path: "./dynatrace/api/v1/..." }
+          - { name: "v2", path: "./dynatrace/api/v2/..." }
+          - { name: "builtin (a-b)", path: "$(go list ./dynatrace/api/builtin/... | grep -E '^.+/dynatrace/api/builtin/[a-b][^/]*/?')" } # split into chunks about 20 tests
+          - { name: "builtin (c-e)", path: "$(go list ./dynatrace/api/builtin/... | grep -E '^.+/dynatrace/api/builtin/[c-e][^/]*/?')" } # split into chunks about 20 tests
+          - { name: "builtin (f-m)", path: "$(go list ./dynatrace/api/builtin/... | grep -E '^.+/dynatrace/api/builtin/[f-m][^/]*/?')" } # split into chunks about 20 tests
+          - { name: "builtin (n-r)", path: "$(go list ./dynatrace/api/builtin/... | grep -E '^.+/dynatrace/api/builtin/[n-r][^/]*/?')" } # split into chunks about 20 tests
+          - { name: "builtin (s-z)", path: "$(go list ./dynatrace/api/builtin/... | grep -E '^.+/dynatrace/api/builtin/[s-z][^/]*/?')" } # split into chunks about 20 tests
     steps:
       - name: Set up Go
         uses: actions/setup-go@19bb51245e9c80abacb2e91cc42b33fa478b8639 # 4.2.1
@@ -69,7 +58,7 @@ jobs:
         with:
           terraform_wrapper: false
 
-      - name: Run Integration Tests - ${{ matrix.path }}
+      - name: Run Integration Tests - ${{ matrix.config.name }}
         if: success() || failure()
         env:
           GOPROXY: "https://proxy.golang.org"
@@ -82,4 +71,4 @@ jobs:
           DT_CLIENT_ID: ${{ secrets.DT_CLIENT_ID }}
           DT_CLIENT_SECRET: ${{ secrets.DT_CLIENT_SECRET }}
           DT_ACCOUNT_ID: ${{ secrets.DT_ACCOUNT_ID }}
-        run: go test -tags=integration -v -p 1 ${{ matrix.path }}
+        run: go test -tags=integration -v -p 1 ${{ matrix.config.path }}