Add codecov for unit tests

Issue: CLDSRV-594

.github/workflows/tests.yaml

@@ -87,10 +87,7 @@ jobs:
     - uses: actions/setup-python@v5
       with:
         python-version: '3.9'
-    - uses: actions/cache@v4
-      with:
-        path: ~/.cache/pip
-        key: ${{ runner.os }}-pip
+        cache: pip
     - name: Install python deps
       run: pip install flake8
     - name: Lint Javascript
@@ -104,16 +101,24 @@ jobs:
     - name: Unit Coverage
       run: |
         set -ex
-        mkdir -p $CIRCLE_TEST_REPORTS/unit
-        yarn test
-        yarn run test_legacy_location
+        yarn run cover test
+        yarn run cover test_legacy_location
       env:
         S3_LOCATION_FILE: tests/locationConfig/locationConfigTests.json
-        CIRCLE_TEST_REPORTS: /tmp
-        CIRCLE_ARTIFACTS: /tmp
-        CI_REPORTS: /tmp
-    - name: Unit Coverage logs
-      run: find /tmp/unit -exec cat {} \;
+    - name: Upload test results to Codecov
+      uses: codecov/test-results-action@v1
+      with:
+        token: ${{ secrets.CODECOV_TOKEN }}
+        files: '**/*junit*.xml'
+        flags: unit
+      if: ${{ !cancelled() }}
+    - name: Upload coverage reports to Codecov
+      uses: codecov/codecov-action@v5
+      with:
+        token: ${{ secrets.CODECOV_TOKEN }}
+        directory: ./coverage/test
+        flags: unit
+      if: ${{ !cancelled() }}
     - name: preparing junit files for upload
       run: |
         mkdir -p artifacts/junit

.nycrc

@@ -0,0 +1,10 @@
+{
+    "all": true,
+    "include": [
+        "bin/**/*.js",
+        "lib/**/*.js"
+    ],
+    "exclude": [
+        "tests/**/*.js"
+    ]
+}

codecov.yml

@@ -0,0 +1,38 @@
+parsers:
+  javascript:
+    enable_partials: yes
+
+comment:
+  layout: newheader, reach, files, components, diff, flags # show component info in the PR comment
+  hide_comment_details: true  # hide the comment details (e.g. coverage targets) in the PR comment
+
+# Setting coverage targets
+coverage:
+  status:
+    project:
+      default:
+        target: auto
+        threshold: 1%
+        removed_code_behavior: adjust_base
+        paths:
+          - bin
+          - lib
+    patch:
+      default:
+        target: 80%
+
+component_management:
+  default_rules:  # default rules that will be inherited by all components
+    statuses: []
+
+flag_management:
+  default_rules: # the rules that will be followed for any flag added, generally
+    carryforward: true
+    statuses: []
+
+# Do not consider zenko integration builds in coverage comparisons
+flags:
+  zenko-end2end-sharded:
+    joined: false
+  zenko-ctst-end2end-sharded:
+    joined: false

package.json

@@ -61,13 +61,12 @@
     "eslint-plugin-mocha": "^10.1.0",
     "express": "^4.17.1",
     "ioredis": "4.9.5",
-    "istanbul": "1.0.0-alpha.2",
-    "istanbul-api": "1.0.0-alpha.13",
     "lolex": "^1.4.0",
     "mocha": "^2.3.4",
     "mocha-junit-reporter": "^1.23.1",
     "mocha-multi-reporters": "^1.1.7",
     "node-mocks-http": "1.5.2",
+    "nyc": "^15.1.0",
     "sinon": "^13.0.1",
     "tv4": "^1.2.7"
   },
@@ -116,7 +115,7 @@
     "test_utapi_v2": "mocha --reporter mocha-multi-reporters --reporter-options configFile=$INIT_CWD/tests/reporter-config.json --recursive tests/utapi",
     "test_quota": "mocha --reporter mocha-multi-reporters --reporter-options configFile=$INIT_CWD/tests/reporter-config.json --recursive tests/quota",
     "multiple_backend_test": "CI=true S3BACKEND=mem S3DATA=multiple mocha --reporter mocha-multi-reporters --reporter-options configFile=$INIT_CWD/tests/reporter-config.json -t 20000 --recursive tests/multipleBackend",
-    "unit_coverage": "CI=true mkdir -p coverage/unit/ && S3BACKEND=mem istanbul cover --dir coverage/unit _mocha -- --reporter mocha-multi-reporters --reporter-options configFile=$INIT_CWD/tests/reporter-config.json --recursive tests/unit",
-    "unit_coverage_legacy_location": "CI=true mkdir -p coverage/unitlegacylocation/ && S3_LOCATION_FILE=tests/locationConfig/locationConfigLegacy.json S3BACKEND=mem istanbul cover --dir coverage/unitlegacylocation _mocha -- --reporter mocha-multi-reporters --reporter-options configFile=$INIT_CWD/tests/reporter-config.json --reporter mocha-junit-reporter --recursive tests/unit"
+    "cover": "nyc --clean --silent yarn run",
+    "postcover": "nyc report --report-dir ./coverage/test --reporter=lcov"
   }
 }