From d88debc398f18d4e3d1c53d221dffe3981f35e41 Mon Sep 17 00:00:00 2001
From: mzuenni <michi.zuendorf@gmail.com>
Date: Tue, 6 Aug 2024 16:14:04 +0200
Subject: add another test

---
 test/datastructures/dynamicConvexHull.lichao.cpp | 38 ++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 test/datastructures/dynamicConvexHull.lichao.cpp

(limited to 'test/datastructures/dynamicConvexHull.lichao.cpp')

diff --git a/test/datastructures/dynamicConvexHull.lichao.cpp b/test/datastructures/dynamicConvexHull.lichao.cpp
new file mode 100644
index 0000000..6ab55f0
--- /dev/null
+++ b/test/datastructures/dynamicConvexHull.lichao.cpp
@@ -0,0 +1,38 @@
+#include "../util.h"
+constexpr ll INF = LL::INF;
+constexpr ll inf = LL::INF;
+#include <datastructures/dynamicConvexHull.cpp>
+#include <datastructures/lichao.cpp>
+
+void stress_test(ll range) {
+	ll queries = 0;
+	for (int tries = 0; tries < 1000; tries++) {
+		int n = Random::integer<int>(1, 100);
+		xs = Random::distinct(n, -range, range);
+		sort(all(xs));
+
+		HullDynamic hd;
+		Lichao lichao;
+		for (int i = 0; i < 1000; i++) {
+			ll m = Random::integer<ll>(-range, range);
+			ll c = Random::integer<ll>(-range, range);
+			hd.add(m, c);
+			lichao.insert({-m, -c});
+
+			for (ll x : xs) {
+				ll gotA = hd.query(x);
+				ll gotB = -lichao.query(x);
+
+				if (gotA != gotB) cerr << "gotA: " << gotA << ", gotB: " << gotB << FAIL;
+				queries++;
+			}
+		}
+	}
+	cerr << "tested random queries: " << queries << endl;
+}
+
+int main() {
+	stress_test(100);
+	stress_test(1'000);
+	stress_test(1'000'000);
+}
-- 
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