ci: tests (#5577)

- use matrix builds to run multiple test jobs
- upload code coverage once not 4 times (produce more accurate codecov reports)

.github/workflows/coverage.yml

@@ -14,28 +14,32 @@ jobs:
       - name: Create a file with all the pkgs
         run: go list ./... > pkgs.txt
       - name: Split pkgs into 4 files
-        run: split -n l/4 --additional-suffix=.txt ./pkgs.txt
+        run: split -d -n l/4 pkgs.txt pkgs.txt.part.
       # cache multiple
       - uses: actions/upload-artifact@v2
         with:
-          name: "${{ github.sha }}-aa"
-          path: ./xaa.txt
+          name: "${{ github.sha }}-00"
+          path: ./pkgs.txt.part.00
       - uses: actions/upload-artifact@v2
         with:
-          name: "${{ github.sha }}-ab"
-          path: ./xab.txt
+          name: "${{ github.sha }}-01"
+          path: ./pkgs.txt.part.01
       - uses: actions/upload-artifact@v2
         with:
-          name: "${{ github.sha }}-ac"
-          path: ./xac.txt
+          name: "${{ github.sha }}-02"
+          path: ./pkgs.txt.part.02
       - uses: actions/upload-artifact@v2
         with:
-          name: "${{ github.sha }}-ad"
-          path: ./xad.txt
+          name: "${{ github.sha }}-03"
+          path: ./pkgs.txt.part.03
 
-  test-coverage-part-1:
+  tests:
     runs-on: ubuntu-latest
     needs: split-test-files
+    strategy:
+      fail-fast: false
+      matrix:
+        part: ["00", "01", "02", "03"]
     steps:
       - uses: actions/checkout@v2
       - uses: technote-space/get-diff-action@v4
@@ -46,20 +50,20 @@ jobs:
             go.sum
       - uses: actions/download-artifact@v2
         with:
-          name: "${{ github.sha }}-aa"
+          name: "${{ github.sha }}-${{ matrix.part }}"
         if: env.GIT_DIFF
       - name: test & coverage report creation
         run: |
-          cat xaa.txt | xargs go test -mod=readonly -timeout 8m -race -coverprofile=coverage.txt -covermode=atomic
+          cat pkgs.txt.part.${{ matrix.part }} | xargs go test -mod=readonly -timeout 8m -race -coverprofile=${{ matrix.part }}profile.out -covermode=atomic
         if: env.GIT_DIFF
-      - uses: codecov/codecov-action@v1.0.14
+      - uses: actions/upload-artifact@v2
         with:
-          file: ./coverage.txt
-        if: env.GIT_DIFF
+          name: "${{ github.sha }}-${{ matrix.part }}-coverage"
+          path: ./${{ matrix.part }}profile.out
 
-  test-coverage-part-2:
+  upload-coverage-report:
     runs-on: ubuntu-latest
-    needs: split-test-files
+    needs: tests
     steps:
       - uses: actions/checkout@v2
       - uses: technote-space/get-diff-action@v4
@@ -70,61 +74,24 @@ jobs:
             go.sum
       - uses: actions/download-artifact@v2
         with:
-          name: "${{ github.sha }}-ab"
-        if: env.GIT_DIFF
-      - name: test & coverage report creation
-        run: |
-          cat xab.txt | xargs go test -mod=readonly -timeout 5m -race -coverprofile=coverage.txt -covermode=atomic
-        if: env.GIT_DIFF
-      - uses: codecov/codecov-action@v1.0.14
-        with:
-          file: ./coverage.txt
+          name: "${{ github.sha }}-00-coverage"
         if: env.GIT_DIFF
-
-  test-coverage-part-3:
-    runs-on: ubuntu-latest
-    needs: split-test-files
-    steps:
-      - uses: actions/checkout@v2
-      - uses: technote-space/get-diff-action@v4
-        with:
-          PATTERNS: |
-            **/**.go
-            go.mod
-            go.sum
       - uses: actions/download-artifact@v2
         with:
-          name: "${{ github.sha }}-ac"
+          name: "${{ github.sha }}-01-coverage"
         if: env.GIT_DIFF
-      - name: test & coverage report creation
-        run: |
-          cat xac.txt | xargs go test -mod=readonly -timeout 10m -race -coverprofile=coverage.txt -covermode=atomic
-        if: env.GIT_DIFF
-      - uses: codecov/codecov-action@v1.0.14
+      - uses: actions/download-artifact@v2
         with:
-          file: ./coverage.txt
+          name: "${{ github.sha }}-02-coverage"
         if: env.GIT_DIFF
-
-  test-coverage-part-4:
-    runs-on: ubuntu-latest
-    needs: split-test-files
-    steps:
-      - uses: actions/checkout@v2
-      - uses: technote-space/get-diff-action@v4
-        with:
-          PATTERNS: |
-            **/**.go
-            go.mod
-            go.sum
       - uses: actions/download-artifact@v2
         with:
-          name: "${{ github.sha }}-ad"
+          name: "${{ github.sha }}-03-coverage"
         if: env.GIT_DIFF
-      - name: test & coverage report creation
-        run: |
-          cat xad.txt | xargs go test -mod=readonly -timeout 5m -race -coverprofile=coverage.txt -covermode=atomic
+      - run: |
+          cat ./*profile.out | grep -v "mode: atomic" >> coverage.txt
         if: env.GIT_DIFF
-      - uses: codecov/codecov-action@v1.0.14
+      - uses: codecov/codecov-action@v1.0.13
         with:
           file: ./coverage.txt
         if: env.GIT_DIFF

codecov.yml

@@ -2,8 +2,6 @@ coverage:
   precision: 2
   round: down
   range: "70...100"
-  notify:
-    after_n_builds: 4
   github_checks:
     annotations: false