From a1ca4d2d0437e97d5336359c9d73408b8f78b2b3 Mon Sep 17 00:00:00 2001
From: Katherine Chen <katherine.chen@thetradedesk.com>
Date: Thu, 19 Dec 2024 18:10:31 +1100
Subject: [PATCH] Add check for the number of tests run

---
 .github/workflows/shared-build-and-test.yaml | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/shared-build-and-test.yaml b/.github/workflows/shared-build-and-test.yaml
index 414eadcb..1507cd1d 100644
--- a/.github/workflows/shared-build-and-test.yaml
+++ b/.github/workflows/shared-build-and-test.yaml
@@ -38,8 +38,25 @@ jobs:
 
       - name: Build and run unit tests
         if: ${{ inputs.vulnerability_scan_only == 'false' }}
-        run: mvn -B clean compile test
         working-directory: ${{ inputs.working_dir }}
+        run: |
+          mvn -B clean compile test | tee build.log
+
+          tests_run=$(cat build.log  | grep "Tests run:" | tail -n 1 | sed 's/.*Tests run: \([0-9]*\).*/\1/')
+
+          echo "DEBUG: tests_run = $tests_run"
+
+          if [ -z "$tests_run" ]; then
+            echo "WARNING: Could not determine the number of tests run."
+            tests_run=0
+          fi
+
+          if [ "$tests_run" -eq 0 ]; then
+            echo "ERROR: No tests were run!"
+            exit 1
+          fi
+
+          echo "INFO: $tests_run tests were run!"
 
       - name: Generate code coverage
         if: ${{ inputs.vulnerability_scan_only == 'false' }}