From de8bbfdfa0f9e95ec2f9847762f5c009765b92f4 Mon Sep 17 00:00:00 2001
From: 3gg <3gg@shellblade.net>
Date: Thu, 13 Jul 2023 08:24:25 -0700
Subject: Add tests for dyn and clear.

---
 mempool/test/mempool_test.c | 33 ++++++++++++++++++++++++++++++++-
 1 file changed, 32 insertions(+), 1 deletion(-)

diff --git a/mempool/test/mempool_test.c b/mempool/test/mempool_test.c
index d257922..e6c24a4 100644
--- a/mempool/test/mempool_test.c
+++ b/mempool/test/mempool_test.c
@@ -18,12 +18,20 @@ static int sum(test_pool* pool) {
   return sum;
 }
 
-// Create a pool.
+// Create a statically-backed pool.
 TEST_CASE(mempool_create) {
   test_pool pool;
   mempool_make(&pool);
 }
 
+// Create a dynamically-backed pool.
+TEST_CASE(mem_create_dyn) {
+  DEF_MEMPOOL_DYN(dyn_pool, int);
+
+  dyn_pool pool;
+  mempool_make_dyn(&pool, NUM_BLOCKS, sizeof(int));
+}
+
 // Allocate all N blocks.
 TEST_CASE(mempool_allocate_until_full) {
   test_pool pool;
@@ -154,4 +162,27 @@ TEST_CASE(mempool_get_block) {
   }
 }
 
+// Clear and re-use an allocator.
+TEST_CASE(mem_clear_then_reuse) {
+  test_pool mem;
+  mempool_make(&mem);
+
+  // Allocate chunks, contents not important.
+  for (int i = 0; i < NUM_BLOCKS; ++i) {
+    int* chunk = mempool_alloc(&mem);
+    TEST_TRUE(chunk != 0);
+  }
+
+  mempool_clear(&mem);
+
+  // Allocate chunks and assign values 0..N.
+  for (int i = 0; i < NUM_BLOCKS; ++i) {
+    int* chunk = mempool_alloc(&mem);
+    TEST_TRUE(chunk != 0);
+    *chunk = i + 1;
+  }
+
+  TEST_EQUAL(sum(&mem), NUM_BLOCKS * (NUM_BLOCKS + 1) / 2);
+}
+
 int main() { return 0; }
-- 
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