Fix JaCoCo reports not appearing during CI

Author: ascopes

.github/workflows/build.yml

@@ -120,7 +120,7 @@ jobs:
           # XZ with max compression, more efficient than using GZip.  
           XZ_OPT=-9 tar -Jcvf reports-${{ matrix.java-version }}-${{ matrix.os-name }}.tar.xz \
               $(find . -name surefire-reports -o -name failsafe-reports) \
-              $(find . -name 'jacoco*.xml')
+              $(find . -name 'jacoco.xml')
 
       - name: Stash reports tarball
         uses: actions/upload-artifact@v3.1.2
@@ -195,10 +195,6 @@ jobs:
           shasum -a 256 -c codecov.SHA256SUM
           chmod -v +x codecov
           ./codecov -v
-          # TODO: upload unit test and integration test reports separately so that
-          # codecov processes it correctly. Need to hard-wire the paths in here somehow.
-          #./codecov -c -F unit -v
-          #./codecov -c -F integration -v
 
   linting:
     name: Linting

codecov.yml

@@ -34,40 +34,3 @@ coverage:
   precision: 2
   range: "10...100"
   round: down
-
-# Feature flags
-# TODO: enable when codecov fix this feature, and then readd flags in uploader for build.yml
-#flag_management:
-#  default_rules:
-#    carryforward: true
-#    statuses:
-#      - type: project
-#        target: auto
-#        threshold: 1%
-#      - type: patch
-#        target: 90%
-#
-#  individual_flags:
-#    # Unit testing coverage
-#    - name: unit
-#      carryforward: true
-#      paths:
-#        - '**/target/site/jacoco/unit/jacoco*.xml'
-#      statuses:
-#        - type: project
-#          target: auto
-#          threshold: 65%
-#        - type: patch
-#          target: 90%
-#
-#    # Integration testing coverage
-#    - name: integration
-#      carryforward: true
-#      paths:
-#        - '**/target/site/jacoco/int/jacoco*.xml'
-#      statuses:
-#        - type: project
-#          target: auto
-#          threshold: 0%
-#        - type: patch
-#          target: 0%

java-compiler-testing/pom.xml

@@ -154,6 +154,11 @@
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-surefire-plugin</artifactId>
       </plugin>
+
+      <plugin>
+        <groupId>org.jacoco</groupId>
+        <artifactId>jacoco-maven-plugin</artifactId>
+      </plugin>
     </plugins>
   </build>
 </project>

pom.xml

@@ -574,7 +574,6 @@
     </pluginManagement>
 
     <plugins>
-
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-enforcer-plugin</artifactId>