Test code

build.json

@@ -1162,6 +1162,18 @@
         "gpr"
       ]
     },
+    {
+      "name": "gpr_stack_lockfree_test",
+      "build": "test",
+      "language": "c",
+      "src": [
+        "test/core/support/stack_lockfree_test.c"
+      ],
+      "deps": [
+        "gpr_test_util",
+        "gpr"
+      ]
+    },
     {
       "name": "gpr_string_test",
       "build": "test",

test/core/support/stack_lockfree_test.c

@@ -0,0 +1,75 @@
+/*
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include "src/core/support/stack_lockfree.h"
+
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/string_util.h>
+#include <grpc/support/useful.h>
+#include "test/core/util/test_config.h"
+
+void test_serial() {
+  gpr_stack_lockfree *stack = gpr_stack_lockfree_create(128);
+  int i;
+  
+  /* First try popping empty */
+  GPR_ASSERT(gpr_stack_lockfree_pop(stack) == -1);
+
+  /* Now add one item and check it */
+  gpr_stack_lockfree_push(stack, 3);
+  GPR_ASSERT(gpr_stack_lockfree_pop(stack) == 3);
+  GPR_ASSERT(gpr_stack_lockfree_pop(stack) == -1);
+  
+  /* Now add repeatedly more items and check them */
+  for (i=0; i<128; i++) {
+    int j;
+    for (j=0; j<=i; j++) {
+      gpr_stack_lockfree_push(stack, j);
+    }
+    for (j=0; j<=i; j++) {
+      GPR_ASSERT(gpr_stack_lockfree_pop(stack) == i-j);      
+    }
+    GPR_ASSERT(gpr_stack_lockfree_pop(stack) == -1);
+  }
+}
+
+int main(int argc, char **argv) {
+  grpc_test_init(argc, argv);
+  test_serial();
+  return 0;
+}