Tyler Neely
9 years ago
commit
0dc5a4b0e7
@ -1,3 +1,4 @@ |
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*.swo |
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*.swp |
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target |
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Cargo.lock |
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@ -0,0 +1,133 @@ |
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/* |
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Copyright 2014 Tyler Neely |
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Licensed under the Apache License, Version 2.0 (the "License"); |
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you may not use this file except in compliance with the License. |
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You may obtain a copy of the License at |
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software |
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distributed under the License is distributed on an "AS IS" BASIS, |
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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See the License for the specific language governing permissions and |
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limitations under the License. |
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*/ |
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use rocksdb::{Options, DB, DBResult, Writable, Direction, MergeOperands}; |
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#[test] |
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pub fn test_column_family() { |
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let path = "_rust_rocksdb_cftest"; |
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// should be able to create column families
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{ |
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let mut opts = Options::new(); |
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opts.create_if_missing(true); |
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opts.add_merge_operator("test operator", test_provided_merge); |
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let mut db = DB::open(&opts, path).unwrap(); |
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let opts = Options::new(); |
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match db.create_cf("cf1", &opts) { |
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Ok(_) => println!("cf1 created successfully"), |
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Err(e) => { |
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panic!("could not create column family: {}", e); |
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}, |
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} |
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} |
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// should fail to open db without specifying same column families
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{ |
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let mut opts = Options::new(); |
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opts.add_merge_operator("test operator", test_provided_merge); |
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match DB::open(&opts, path) { |
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Ok(_) => panic!("should not have opened DB successfully without specifying column |
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families"), |
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Err(e) => assert!(e.starts_with("Invalid argument: You have to open all column families.")), |
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} |
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} |
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// should properly open db when specyfing all column families
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{ |
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let mut opts = Options::new(); |
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opts.add_merge_operator("test operator", test_provided_merge); |
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match DB::open_cf(&opts, path, &["cf1"]) { |
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Ok(_) => println!("successfully opened db with column family"), |
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Err(e) => panic!("failed to open db with column family: {}", e), |
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} |
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} |
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// TODO should be able to write, read, merge, batch, and iterate over a cf
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{ |
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let mut opts = Options::new(); |
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opts.add_merge_operator("test operator", test_provided_merge); |
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let mut db = match DB::open_cf(&opts, path, &["cf1"]) { |
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Ok(db) => { |
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println!("successfully opened db with column family"); |
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db |
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}, |
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Err(e) => panic!("failed to open db with column family: {}", e), |
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}; |
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let cf1 = *db.cf_handle("cf1").unwrap(); |
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assert!(db.put_cf(cf1, b"k1", b"v1").is_ok()); |
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assert!(db.get_cf(cf1, b"k1").unwrap().to_utf8().unwrap() == "v1"); |
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let p = db.put_cf(cf1, b"k1", b"a"); |
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assert!(p.is_ok()); |
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db.merge_cf(cf1, b"k1", b"b"); |
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db.merge_cf(cf1, b"k1", b"c"); |
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db.merge_cf(cf1, b"k1", b"d"); |
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db.merge_cf(cf1, b"k1", b"efg"); |
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let m = db.merge_cf(cf1, b"k1", b"h"); |
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println!("m is {:?}", m); |
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// TODO assert!(m.is_ok());
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db.get(b"k1").map( |value| { |
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match value.to_utf8() { |
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Some(v) => |
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println!("retrieved utf8 value: {}", v), |
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None => |
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println!("did not read valid utf-8 out of the db"), |
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} |
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}).on_absent( || { println!("value not present!") }) |
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.on_error( |e| { println!("error reading value")}); //: {", e) });
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let r = db.get_cf(cf1, b"k1"); |
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// TODO assert!(r.unwrap().to_utf8().unwrap() == "abcdefgh");
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assert!(db.delete(b"k1").is_ok()); |
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assert!(db.get(b"k1").is_none()); |
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} |
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// TODO should be able to use writebatch ops with a cf
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{ |
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} |
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// TODO should be able to iterate over a cf
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{ |
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} |
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// should b able to drop a cf
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{ |
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let mut db = DB::open_cf(&Options::new(), path, &["cf1"]).unwrap(); |
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match db.drop_cf("cf1") { |
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Ok(_) => println!("cf1 successfully dropped."), |
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Err(e) => panic!("failed to drop column family: {}", e), |
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} |
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} |
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assert!(DB::destroy(&Options::new(), path).is_ok()); |
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} |
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fn test_provided_merge(new_key: &[u8], |
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existing_val: Option<&[u8]>, |
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mut operands: &mut MergeOperands) |
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-> Vec<u8> { |
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let nops = operands.size_hint().0; |
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let mut result: Vec<u8> = Vec::with_capacity(nops); |
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match existing_val { |
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Some(v) => { |
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for e in v { |
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result.push(*e); |
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} |
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}, |
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None => (), |
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} |
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for op in operands { |
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for e in op { |
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result.push(*e); |
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} |
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} |
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result |
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} |
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@ -1,48 +1,51 @@ |
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use rocksdb::{Options, RocksDB, Writable, Direction, RocksDBResult}; |
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use rocksdb::{Options, DB, Writable, Direction, DBResult}; |
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use std::thread::{self, Builder}; |
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use std::sync::Arc; |
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const N: usize = 1000_000; |
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const N: usize = 100_000; |
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#[test] |
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pub fn test_multithreaded() { |
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let path = "_rust_rocksdb_multithreadtest"; |
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let db = RocksDB::open_default(path).unwrap(); |
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let db = Arc::new(db); |
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{ |
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let db = DB::open_default(path).unwrap(); |
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let db = Arc::new(db); |
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db.put(b"key", b"value1"); |
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db.put(b"key", b"value1"); |
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let db1 = db.clone(); |
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let j1 = thread::spawn(move|| { |
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for i in 1..N { |
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db1.put(b"key", b"value1"); |
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} |
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}); |
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let db1 = db.clone(); |
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let j1 = thread::spawn(move|| { |
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for i in 1..N { |
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db1.put(b"key", b"value1"); |
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} |
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}); |
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let db2 = db.clone(); |
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let j2 = thread::spawn(move|| { |
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for i in 1..N { |
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db2.put(b"key", b"value2"); |
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} |
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}); |
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let db2 = db.clone(); |
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let j2 = thread::spawn(move|| { |
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for i in 1..N { |
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db2.put(b"key", b"value2"); |
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} |
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}); |
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let db3 = db.clone(); |
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let j3 = thread::spawn(move|| { |
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for i in 1..N { |
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match db3.get(b"key") { |
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RocksDBResult::Some(v) => { |
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if &v[..] != b"value1" && &v[..] != b"value2" { |
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let db3 = db.clone(); |
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let j3 = thread::spawn(move|| { |
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for i in 1..N { |
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match db3.get(b"key") { |
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DBResult::Some(v) => { |
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if &v[..] != b"value1" && &v[..] != b"value2" { |
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assert!(false); |
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} |
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} |
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_ => { |
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assert!(false); |
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} |
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} |
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_ => { |
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assert!(false); |
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} |
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} |
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} |
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}); |
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}); |
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j1.join(); |
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j2.join(); |
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j3.join(); |
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j1.join(); |
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j2.join(); |
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j3.join(); |
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} |
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assert!(DB::destroy(&Options::new(), path).is_ok()); |
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} |
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