second first commit

compatibility-tests/lib/run-bats-with-junit.sh

@@ -0,0 +1,37 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+if [ "$#" -lt 2 ]; then
+    echo "Usage: $0 <test-path> <junit-xml-path> [bats-args...]" >&2
+    exit 1
+fi
+
+TEST_PATH="$1"
+JUNIT_XML_PATH="$2"
+shift 2
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+REPO_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
+BATS_BIN="$REPO_ROOT/lib/bats-core/bin/bats"
+
+if [ ! -x "$BATS_BIN" ]; then
+    echo "Error: bats-core not found at $BATS_BIN. Run 'just setup-bats' first." >&2
+    exit 1
+fi
+
+mkdir -p "$(dirname "$JUNIT_XML_PATH")"
+REPORT_DIR="$(mktemp -d "${TMPDIR:-/tmp}/bats-junit-XXXXXX")"
+trap 'rm -rf "$REPORT_DIR"' EXIT
+
+set +e
+"$BATS_BIN" --report-formatter junit -o "$REPORT_DIR" "$@" "$TEST_PATH"
+BATS_STATUS=$?
+set -e
+
+if [ ! -f "$REPORT_DIR/report.xml" ]; then
+    echo "Error: expected JUnit report at $REPORT_DIR/report.xml" >&2
+    exit 1
+fi
+
+mv "$REPORT_DIR/report.xml" "$JUNIT_XML_PATH"
+exit "$BATS_STATUS"