From 3cde7acb07202af8f04f73eaaa9c7579e19a32cf Mon Sep 17 00:00:00 2001
From: Alon Zakai <alonzakai@gmail.com>
Date: Tue, 22 Mar 2016 15:06:03 -0700
Subject: add memory growth testcase

---
 test/grow_memory.cpp | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 test/grow_memory.cpp

(limited to 'test/grow_memory.cpp')

diff --git a/test/grow_memory.cpp b/test/grow_memory.cpp
new file mode 100644
index 000000000..b8f732f7a
--- /dev/null
+++ b/test/grow_memory.cpp
@@ -0,0 +1,20 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <emscripten.h>
+
+volatile int writeOnly;
+
+int main() {
+  EM_ASM({
+    assert(HEAPU8.length === 16*1024*1024);
+  });
+  for (int i = 0; i < 20; i++) {
+    printf("alloc 1MB: %d\n", i);
+    writeOnly = (int)malloc(1024*1024);
+  }
+  EM_ASM({
+    assert(HEAPU8.length > 16*1024*1024);
+  });
+  printf("ok.\n");
+}
+
-- 
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