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tests/graph-browser-large-performance.regression-1.sh

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+#!/bin/bash
+# Regression: generated large graph browser performance measurement
+
+set -euo pipefail
+
+REPO_ROOT="$(cd "$(dirname "$0")/.." && pwd)"
+
+artifact_dir="${GRAPH_LARGE_PERF_ARTIFACT_DIR:-}"
+if [ -z "$artifact_dir" ]; then
+  artifact_dir="$(mktemp -d)"
+fi
+mkdir -p "$artifact_dir"
+
+npm run build -w @llm-wiki/graph-engine > /dev/null 2>&1
+
+playwright_node_path="$(
+  npx --yes -p playwright -c 'node -e "const path=require(\"path\"); console.log(path.dirname(process.env.PATH.split(\":\")[0]))"'
+)"
+
+chrome_executable="${GRAPH_LARGE_PERF_CHROME_EXECUTABLE:-}"
+if [ -z "$chrome_executable" ]; then
+  candidate="$(
+    NODE_PATH="$playwright_node_path" node -e 'const { chromium } = require("playwright"); console.log(chromium.executablePath())'
+  )"
+  if [ -x "$candidate" ]; then
+    chrome_executable="$candidate"
+  elif [ -x "/Applications/Google Chrome.app/Contents/MacOS/Google Chrome" ]; then
+    chrome_executable="/Applications/Google Chrome.app/Contents/MacOS/Google Chrome"
+  fi
+fi
+
+cd "$REPO_ROOT"
+NODE_PATH="$playwright_node_path" \
+GRAPH_LARGE_PERF_ARTIFACT_DIR="$artifact_dir" \
+GRAPH_LARGE_PERF_CHROME_EXECUTABLE="$chrome_executable" \
+node --import tsx tests/browser/graph-large-performance.ts
+
+test -f "$artifact_dir/large-graph-performance-results.json"
+echo "PASS: large graph performance measurement ($artifact_dir/large-graph-performance-results.json)"