Add step to verify junit report from shared dir (#65371)

Junitparser's verify subcommand fails if there is only one test suite
This can be removed when weiwei/junitparser#142 is merged

Author: natifridman

ci-operator/step-registry/telcov10n/verify-junit-reports/OWNERS

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+../OWNERS

ci-operator/step-registry/telcov10n/verify-junit-reports/telcov10n-verify-junit-reports-commands.sh

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+#!/bin/bash
+
+set -o nounset
+set -o errexit
+set -o pipefail
+set -x
+
+# Fix user IDs in a container
+~/fix_uid.sh
+
+pip install --user junitparser
+
+# Need to do this because of a bug in junitparser's verify subcommand which fails if there is only one test suite
+# This can be removed when https://github.com/weiwei/junitparser/pull/142 is merged
+cat << EOF_SCRIPT > fail_if_any_test_failed.py
+import sys
+import os
+import glob
+from junitparser import JUnitXml, TestSuite
+
+def verify_junit_reports(directory):
+    """
+    Verify all JUnit XML reports in the given directory.
+    Returns 1 if any test failed, 0 if all tests passed or were skipped.
+    """
+    if not os.path.exists(directory):
+        print(f"Error: Directory {directory} does not exist")
+        return 1
+    
+    # Find all XML files in the directory
+    xml_pattern = os.path.join(directory, "*.xml")
+    xml_files = glob.glob(xml_pattern)
+    
+    if not xml_files:
+        print(f"Warning: No XML files found in {directory}")
+        return 0
+    
+    print(f"Found {len(xml_files)} XML file(s) to verify:")
+    for xml_file in xml_files:
+        print(f"  - {os.path.basename(xml_file)}")
+    
+    failed_tests = 0
+    total_tests = 0
+    
+    for xml_file in xml_files:
+        try:
+            print(f"\nProcessing: {os.path.basename(xml_file)}")
+            xml = JUnitXml.fromfile(xml_file)
+            
+            # Handle single testsuite case
+            if isinstance(xml, TestSuite):
+                xml = [xml]
+            
+            for suite in xml:
+                suite_name = suite.name or "Unknown Suite"
+                suite_tests = 0
+                suite_failures = 0
+                
+                for case in suite:
+                    total_tests += 1
+                    suite_tests += 1
+                    
+                    if not case.is_passed and not case.is_skipped:
+                        failed_tests += 1
+                        suite_failures += 1
+                        print(f"  FAILED: {case.name} in {suite_name}")
+                
+                if suite_failures == 0:
+                    print(f"  ✓ Suite '{suite_name}': {suite_tests} test(s) passed")
+                else:
+                    print(f"  ✗ Suite '{suite_name}': {suite_failures}/{suite_tests} test(s) failed")
+                    
+        except Exception as e:
+            print(f"Error parsing {xml_file}: {e}")
+            return 1
+    
+    print(f"\n=== Summary ===")
+    print(f"Total tests: {total_tests}")
+    print(f"Failed tests: {failed_tests}")
+    
+    if failed_tests > 0:
+        print(f"❌ {failed_tests} test(s) failed")
+        return 1
+    else:
+        print("✅ All tests passed or were skipped")
+        return 0
+
+if __name__ == "__main__":
+    shared_dir = "${SHARED_DIR}"
+    sys.exit(verify_junit_reports(shared_dir))
+EOF_SCRIPT
+
+python3 ./fail_if_any_test_failed.py

ci-operator/step-registry/telcov10n/verify-junit-reports/telcov10n-verify-junit-reports-ref.metadata.json

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+{
+	"path": "telcov10n/verify-junit-reports/telcov10n-verify-junit-reports-ref.yaml",
+	"owners": {
+		"approvers": [
+			"natifridman",
+			"shaior",
+			"ccardenosa",
+			"cplacani",
+			"mvk",
+			"eifrach"
+		]
+	}
+}

ci-operator/step-registry/telcov10n/verify-junit-reports/telcov10n-verify-junit-reports-ref.yaml

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+ref:
+  as: telcov10n-verify-junit-reports
+  from: src
+  commands: telcov10n-verify-junit-reports-commands.sh
+  grace_period: 4h
+  timeout: 4h
+  resources:
+    requests:
+      cpu: 100m
+      memory: 200Mi