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authordgrogan@chromium.org <dgrogan@chromium.org@62dab493-f737-651d-591e-8d6aee1b9529>2011-04-19 23:01:25 +0000
committerdgrogan@chromium.org <dgrogan@chromium.org@62dab493-f737-651d-591e-8d6aee1b9529>2011-04-19 23:01:25 +0000
commitb743906eeabc925f3e824d91a9747012bf249e2f (patch)
treee7cb4f854196c43045756469627920e4e7b146c1 /util/env_test.cc
parentb409afe968b6917574ec08e02c4bf6e6f722e3ca (diff)
downloadleveldb-b743906eeabc925f3e824d91a9747012bf249e2f.tar.gz
Revision created by MOE tool push_codebase.
MOE_MIGRATION= git-svn-id: https://leveldb.googlecode.com/svn/trunk@22 62dab493-f737-651d-591e-8d6aee1b9529
Diffstat (limited to 'util/env_test.cc')
-rw-r--r--util/env_test.cc102
1 files changed, 0 insertions, 102 deletions
diff --git a/util/env_test.cc b/util/env_test.cc
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--- a/util/env_test.cc
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@@ -1,102 +0,0 @@
-// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file. See the AUTHORS file for names of contributors.
-
-#include "leveldb/env.h"
-
-#include "port/port.h"
-#include "util/testharness.h"
-
-namespace leveldb {
-
-static const int kDelayMicros = 100000;
-
-class EnvPosixTest {
- private:
- port::Mutex mu_;
- std::string events_;
-
- public:
- Env* env_;
- EnvPosixTest() : env_(Env::Default()) { }
-};
-
-static void SetBool(void* ptr) {
- *(reinterpret_cast<bool*>(ptr)) = true;
-}
-
-TEST(EnvPosixTest, RunImmediately) {
- bool called = false;
- env_->Schedule(&SetBool, &called);
- Env::Default()->SleepForMicroseconds(kDelayMicros);
- ASSERT_TRUE(called);
-}
-
-TEST(EnvPosixTest, RunMany) {
- int last_id = 0;
-
- struct CB {
- int* last_id_ptr; // Pointer to shared slot
- int id; // Order# for the execution of this callback
-
- CB(int* p, int i) : last_id_ptr(p), id(i) { }
-
- static void Run(void* v) {
- CB* cb = reinterpret_cast<CB*>(v);
- ASSERT_EQ(cb->id-1, *cb->last_id_ptr);
- *cb->last_id_ptr = cb->id;
- }
- };
-
- // Schedule in different order than start time
- CB cb1(&last_id, 1);
- CB cb2(&last_id, 2);
- CB cb3(&last_id, 3);
- CB cb4(&last_id, 4);
- env_->Schedule(&CB::Run, &cb1);
- env_->Schedule(&CB::Run, &cb2);
- env_->Schedule(&CB::Run, &cb3);
- env_->Schedule(&CB::Run, &cb4);
-
- Env::Default()->SleepForMicroseconds(kDelayMicros);
- ASSERT_EQ(4, last_id);
-}
-
-struct State {
- port::Mutex mu;
- int val;
- int num_running;
-};
-
-static void ThreadBody(void* arg) {
- State* s = reinterpret_cast<State*>(arg);
- s->mu.Lock();
- s->val += 1;
- s->num_running -= 1;
- s->mu.Unlock();
-}
-
-TEST(EnvPosixTest, StartThread) {
- State state;
- state.val = 0;
- state.num_running = 3;
- for (int i = 0; i < 3; i++) {
- env_->StartThread(&ThreadBody, &state);
- }
- while (true) {
- state.mu.Lock();
- int num = state.num_running;
- state.mu.Unlock();
- if (num == 0) {
- break;
- }
- Env::Default()->SleepForMicroseconds(kDelayMicros);
- }
- ASSERT_EQ(state.val, 3);
-}
-
-}
-
-int main(int argc, char** argv) {
- return leveldb::test::RunAllTests();
-}