From 4e02041bb14d92d8e724bd81430f8f48658c37ca Mon Sep 17 00:00:00 2001
From: KunoiSayami <i@leanhe.dev>
Date: Mon, 13 Dec 2021 21:53:55 +0800
Subject: test(skiplist): Add more test

Signed-off-by: KunoiSayami <i@leanhe.dev>
---
 db/skiplist_test.cu | 34 ++++++++++++++++++++++++++++++++--
 1 file changed, 32 insertions(+), 2 deletions(-)

(limited to 'db/skiplist_test.cu')

diff --git a/db/skiplist_test.cu b/db/skiplist_test.cu
index 2b42b48..0022c84 100644
--- a/db/skiplist_test.cu
+++ b/db/skiplist_test.cu
@@ -2,11 +2,13 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file. See the AUTHORS file for names of contributors.
 
+
 #include "db/skiplist.cuh"
 //#include <atomic>
 #include <set>
 
 #include "leveldb/env.h"
+#include "cassert"
 
 #include "port/port.h"
 #include "port/thread_annotations.h"
@@ -387,10 +389,10 @@ __host__ void host_insert_test() {
 
   init<<<gridSize, blockSize>>>(&pArena, &skipList);
   cudaDeviceSynchronize();
-  insert_skiplist<<<gridSize, blockSize>>>(skipList, device_rnd);
+  //insert_skiplist<<<gridSize, blockSize>>>(skipList, device_rnd);
 
 
-  cudaDeviceSynchronize();
+  //cudaDeviceSynchronize();
 
   insert_and_lookup<<<gridSize, blockSize>>>(skipList);
   cudaDeviceSynchronize();
@@ -402,6 +404,34 @@ TEST(SkipTest, TestCudaInsert) {
   host_insert_test();
 }
 
+#define cudaAssert(condition) \
+  if (!(condition)){ printf("Assertion %s failed!\n", #condition); asm("trap;"); }
+
+__global__ void test_empty() {
+  Arena arena;
+  Comparator cmp;
+  SkipList<Key, Comparator> list(cmp, &arena);
+  assert(!list.Contains(10));
+  SkipList<Key, Comparator>::Iterator iter(&list);
+  assert(!iter.Valid());
+  iter.SeekToFirst();
+  assert(!iter.Valid());
+  iter.Seek(100);
+  assert(!iter.Valid());
+  iter.SeekToLast();
+  assert(!iter.Valid());
+}
+
+__global__ void test_fail() {
+  std::printf("show some message");
+  assert(0);
+}
+
+TEST(SkipTest, Empty) {
+  test_fail<<<1,1>>>();
+  cudaDeviceSynchronize();
+}
+
 /*
 // Needed when building in C++11 mode.
 constexpr uint32_t ConcurrentTest::K;
-- 
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