initial code repo

[stor4nfv.git] / src / ceph / src / test / objectstore / TestRocksdbOptionParse.cc

diff --git a/src/ceph/src/test/objectstore/TestRocksdbOptionParse.cc b/src/ceph/src/test/objectstore/TestRocksdbOptionParse.cc
new file mode 100644 (file)
index 0000000..aae81be
--- /dev/null
+++ b/src/ceph/src/test/objectstore/TestRocksdbOptionParse.cc
@@ -0,0 +1,72 @@
+#include <gtest/gtest.h>
+#include "include/Context.h"
+#include "rocksdb/db.h"
+#include "rocksdb/env.h"
+#include "rocksdb/thread_status.h"
+#include "kv/RocksDBStore.h"
+#include <iostream>
+
+using namespace std;
+
+const string dir("rocksdb.test_temp_dir");
+
+TEST(RocksDBOption, simple) {
+  rocksdb::Options options;
+  rocksdb::Status status;
+  RocksDBStore *db = new RocksDBStore(g_ceph_context, dir, NULL);
+  string options_string = ""
+                         "write_buffer_size=536870912;"
+                         "create_if_missing=true;"
+                         "max_write_buffer_number=4;"
+                         "max_background_compactions=4;"
+                         "stats_dump_period_sec = 5;"
+                         "min_write_buffer_number_to_merge = 2;"
+                         "level0_file_num_compaction_trigger = 4;"
+                         "max_bytes_for_level_base = 104857600;"
+                         "target_file_size_base = 10485760;"
+                         "num_levels = 3;"
+                         "compression = kNoCompression;";
+  int r = db->ParseOptionsFromString(options_string, options);
+  ASSERT_EQ(0, r);
+  ASSERT_EQ(536870912u, options.write_buffer_size);
+  ASSERT_EQ(4, options.max_write_buffer_number);
+  ASSERT_EQ(4, options.max_background_compactions);
+  ASSERT_EQ(5u, options.stats_dump_period_sec);
+  ASSERT_EQ(2, options.min_write_buffer_number_to_merge);
+  ASSERT_EQ(4, options.level0_file_num_compaction_trigger);
+  ASSERT_EQ(104857600u, options.max_bytes_for_level_base);
+  ASSERT_EQ(10485760u, options.target_file_size_base);
+  ASSERT_EQ(3, options.num_levels);
+  ASSERT_EQ(rocksdb::kNoCompression, options.compression);
+}
+TEST(RocksDBOption, interpret) {
+  rocksdb::Options options;
+  rocksdb::Status status;
+  RocksDBStore *db = new RocksDBStore(g_ceph_context, dir, NULL);
+  string options_string = "compact_on_mount = true; compaction_threads=10;flusher_threads=5;";
+  
+  int r = db->ParseOptionsFromString(options_string, options);
+  ASSERT_EQ(0, r);
+  ASSERT_TRUE(db->compact_on_mount);
+  //check thread pool setting
+  options.env->SleepForMicroseconds(100000);
+  std::vector<rocksdb::ThreadStatus> thread_list;
+  status = options.env->GetThreadList(&thread_list);
+  ASSERT_TRUE(status.ok());
+
+  int num_high_pri_threads = 0;
+  int num_low_pri_threads = 0;
+  for (vector<rocksdb::ThreadStatus>::iterator it = thread_list.begin();
+       it!= thread_list.end();
+       ++it) {
+    if (it->thread_type == rocksdb::ThreadStatus::HIGH_PRIORITY)
+      num_high_pri_threads++;
+    if (it->thread_type == rocksdb::ThreadStatus::LOW_PRIORITY)
+      num_low_pri_threads++;
+  }
+  ASSERT_EQ(15u, thread_list.size());
+  //low pri threads is compaction_threads
+  ASSERT_EQ(10, num_low_pri_threads);
+  //high pri threads is flusher_threads
+  ASSERT_EQ(5, num_high_pri_threads);
+}