RATIS-1313. Use matrix build for unit tests to reduce CI time (#422)

Author: adoroszlai

.github/workflows/post-commit.yml

@@ -80,6 +80,12 @@ jobs:
   unit:
     name: unit
     runs-on: ubuntu-18.04
+    strategy:
+      matrix:
+        profile:
+          - grpc
+          - server
+          - misc
     steps:
         - uses: actions/checkout@master
         - name: Cache for maven dependencies
@@ -90,14 +96,14 @@ jobs:
             restore-keys: |
               maven-repo-${{ hashFiles('**/pom.xml') }}
               maven-repo-
-        - run: ./dev-support/checks/unit.sh
+        - run: ./dev-support/checks/unit.sh -P${{ matrix.profile }}-tests
         - name: Summary of failures
           run: cat target/${{ github.job }}/summary.txt
-          if: always()
+          if: ${{ !cancelled() }}
         - uses: actions/upload-artifact@master
-          if: always()
+          if: ${{ !cancelled() }}
           with:
-            name: unit
+            name: unit-${{ matrix.profile }}
             path: target/unit
         - name: Delete temporary build artifacts
           run: rm -rf ~/.m2/repository/org/apache/ratis

dev-support/checks/unit.sh

@@ -26,7 +26,7 @@ export MAVEN_OPTS="-Xmx4096m"
 mvn -B -fae test "$@" | tee "${REPORT_DIR}/output.log"
 rc=$?
 
-# shellcheck source=hadoop-ozone/dev-support/checks/_mvn_unit_report.sh
+# shellcheck source=dev-support/checks/_mvn_unit_report.sh
 source "$DIR/_mvn_unit_report.sh"
 
 if [[ -s "$REPORT_DIR/summary.txt" ]] ; then

pom.xml

@@ -1083,5 +1083,57 @@
         </plugins>
       </build>
     </profile>
+
+    <profile>
+      <id>grpc-tests</id>
+      <build>
+        <plugins>
+          <plugin>
+            <groupId>org.apache.maven.plugins</groupId>
+            <artifactId>maven-surefire-plugin</artifactId>
+            <configuration>
+              <includes>
+                <include>org.apache.ratis.grpc.**</include>
+              </includes>
+            </configuration>
+          </plugin>
+        </plugins>
+      </build>
+    </profile>
+    <profile>
+      <id>server-tests</id>
+      <build>
+        <plugins>
+          <plugin>
+            <groupId>org.apache.maven.plugins</groupId>
+            <artifactId>maven-surefire-plugin</artifactId>
+            <configuration>
+              <includes>
+                <include>org.apache.ratis.datastream.**</include>
+                <include>org.apache.ratis.server.**</include>
+              </includes>
+            </configuration>
+          </plugin>
+        </plugins>
+      </build>
+    </profile>
+    <profile>
+      <id>misc-tests</id>
+      <build>
+        <plugins>
+          <plugin>
+            <groupId>org.apache.maven.plugins</groupId>
+            <artifactId>maven-surefire-plugin</artifactId>
+            <configuration>
+              <excludes>
+                <exclude>org.apache.ratis.datastream.**</exclude>
+                <exclude>org.apache.ratis.grpc.**</exclude>
+                <exclude>org.apache.ratis.server.**</exclude>
+              </excludes>
+            </configuration>
+          </plugin>
+        </plugins>
+      </build>
+    </profile>
   </profiles>
 </project>