1 files changed, 78 insertions, 0 deletions
diff --git a/src/test/objectstore/TestRocksdbOptionParse.cc b/src/test/objectstore/TestRocksdbOptionParse.cc
new file mode 100644
index 000000000..c34ea6bc2
--- /dev/null
+++ b/src/test/objectstore/TestRocksdbOptionParse.cc
@@ -0,0 +1,78 @@
+#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;
+  map<string,string> kvoptions;
+  RocksDBStore *db = new RocksDBStore(g_ceph_context, dir, kvoptions, 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;"
+			  "compaction_options_universal = {min_merge_width=4;size_ratio=2;max_size_amplification_percent=500}";
+  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);
+  ASSERT_EQ(2, options.compaction_options_universal.size_ratio);
+  ASSERT_EQ(4, options.compaction_options_universal.min_merge_width);
+  ASSERT_EQ(500, options.compaction_options_universal.max_size_amplification_percent);
+}
+TEST(RocksDBOption, interpret) {
+  rocksdb::Options options;
+  rocksdb::Status status;
+  map<string,string> kvoptions;
+  RocksDBStore *db = new RocksDBStore(g_ceph_context, dir, kvoptions, 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);
+}