From 3789f106c11e9314ef29708d8156397b43387958 Mon Sep 17 00:00:00 2001
From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Fri, 8 Apr 2016 21:30:14 +0100
Subject: [PATCH] [Feature] Add unit tests for heap

---
 test/CMakeLists.txt      |  1 +
 test/rspamd_heap_test.c  | 91 ++++++++++++++++++++++++++++++++++++++++
 test/rspamd_test_suite.c |  1 +
 test/tests.h             |  6 ++-
 4 files changed, 97 insertions(+), 2 deletions(-)
 create mode 100644 test/rspamd_heap_test.c

diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index fccdef5e8..c613d0cfd 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -11,6 +11,7 @@ SET(TESTSRC		rspamd_mem_pool_test.c
 				rspamd_http_test.c
 				rspamd_lua_test.c
 				rspamd_cryptobox_test.c
+				rspamd_heap_test.c
 				rspamd_test_suite.c)
 
 ADD_EXECUTABLE(rspamd-test EXCLUDE_FROM_ALL ${TESTSRC})
diff --git a/test/rspamd_heap_test.c b/test/rspamd_heap_test.c
new file mode 100644
index 000000000..db508fcb7
--- /dev/null
+++ b/test/rspamd_heap_test.c
@@ -0,0 +1,91 @@
+/*-
+ * Copyright 2016 Vsevolod Stakhov
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "config.h"
+#include "rspamd.h"
+#include "heap.h"
+#include "ottery.h"
+
+static inline
+struct rspamd_min_heap_elt *
+new_elt (guint pri)
+{
+	struct rspamd_min_heap_elt *elt;
+
+	elt = g_slice_alloc0 (sizeof (*elt));
+	elt->pri = pri;
+
+	return elt;
+}
+
+void
+rspamd_heap_test_func (void)
+{
+	struct rspamd_min_heap *heap;
+	struct rspamd_min_heap_elt *elt;
+	gint i;
+	guint prev;
+
+	heap = rspamd_min_heap_create (32);
+
+	for (i = 100; i >= 0; i --) {
+		elt = new_elt (i);
+		rspamd_min_heap_push (heap, elt);
+	}
+
+	for (i = 0; i <= 100; i ++) {
+		elt = rspamd_min_heap_pop (heap);
+		g_assert (elt->pri == i);
+	}
+
+	rspamd_min_heap_destroy (heap);
+	heap = rspamd_min_heap_create (128);
+
+	for (i = 0; i < 100500; i ++) {
+		elt = new_elt (ottery_rand_uint32 () % G_MAXINT32 + 1);
+		rspamd_min_heap_push (heap, elt);
+	}
+
+	prev = 0;
+
+	for (i = 0; i < 100500; i ++) {
+		elt = rspamd_min_heap_pop (heap);
+
+		if (prev != 0) {
+			g_assert (elt->pri >= prev);
+		}
+
+		prev = elt->pri;
+	}
+
+	rspamd_min_heap_destroy (heap);
+
+	heap = rspamd_min_heap_create (32);
+
+	elt = new_elt (2);
+	elt->data = GINT_TO_POINTER (1);
+	rspamd_min_heap_push (heap, elt);
+	elt = new_elt (3);
+	elt->data = GINT_TO_POINTER (2);
+	rspamd_min_heap_push (heap, elt);
+	elt = new_elt (4);
+	elt->data = GINT_TO_POINTER (3);
+	rspamd_min_heap_push (heap, elt);
+
+	rspamd_min_heap_update_elt (heap, elt, 0);
+	elt = rspamd_min_heap_pop (heap);
+	g_assert (elt->idx == GINT_TO_POINTER (3));
+}
diff --git a/test/rspamd_test_suite.c b/test/rspamd_test_suite.c
index 9ff50c626..8c6e2c31a 100644
--- a/test/rspamd_test_suite.c
+++ b/test/rspamd_test_suite.c
@@ -54,6 +54,7 @@ main (int argc, char **argv)
 	g_test_add_func ("/rspamd/lua", rspamd_lua_test_func);
 	g_test_add_func ("/rspamd/crypto", rspamd_cryptobox_test_func);
 	g_test_add_func ("/rspamd/cryptobox", rspamd_cryptobox_test_func);
+	g_test_add_func ("/rspamd/heap", rspamd_heap_test_func);
 
 	g_test_run ();
 
diff --git a/test/tests.h b/test/tests.h
index a2ba05b84..0ba03da8d 100644
--- a/test/tests.h
+++ b/test/tests.h
@@ -1,8 +1,8 @@
 #ifndef RSPAMD_TESTS_H
 #define RSPAMD_TESTS_H
 
-/* 
- * Here are described test functions for rspamd test suite 
+/*
+ * Here are described test functions for rspamd test suite
  */
 
 /* URL parser test */
@@ -39,4 +39,6 @@ void rspamd_lua_test_func (void);
 
 void rspamd_cryptobox_test_func (void);
 
+void rspamd_heap_test_func (void);
+
 #endif
-- 
2.39.5