From b8d8a6f95e0e02116e68c8fbaec67c59e702a9a6 Mon Sep 17 00:00:00 2001
From: Yuya Ebihara <ebyhry@gmail.com>
Date: Sat, 23 May 2026 09:29:17 +0900
Subject: [PATCH] Build: Print failed test summary after suite completes

---
 build.gradle | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/build.gradle b/build.gradle
index 4aeb1eb93a67..69354b233e7c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -274,6 +274,27 @@ subprojects {
       exceptionFormat "full"
     }
 
+    def failedTests = []
+    addTestListener(new TestListener() {
+      void afterTest(TestDescriptor descriptor, TestResult result) {
+        if (result.resultType == TestResult.ResultType.FAILURE) {
+          failedTests << "${descriptor.className}.${descriptor.name}"
+        }
+      }
+      
+      void afterSuite(TestDescriptor descriptor, TestResult result) {
+        if (descriptor.parent == null && !failedTests.isEmpty()) {
+          println "\nFailures:"
+          failedTests.each { testName ->
+            println "  ${testName}"
+          }
+        }
+      }
+      
+      void beforeTest(TestDescriptor descriptor) {}
+      void beforeSuite(TestDescriptor descriptor) {}
+    })
+
     systemProperty 'project.version', project.version
   }