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  • Committer: Lee Bieber
  • Date: 2010-11-07 19:34:48 UTC
  • mfrom: (1910.1.2 build)
  • Revision ID: kalebral@gmail.com-20101107193448-64kdu912qej354sh
Merge Stewart - including adapting and expanding the "differences from mysql" page from the wiki.
Merge Stewart - fix bug 668143: drizzleslap with --commit runs second iteration data load in a transaction

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unittests/atomics_test.cc
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 */
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#include "config.h"
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#define BOOST_TEST_DYN_LINK
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#include <boost/test/unit_test.hpp>
 
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#include <gtest/gtest.h>
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#include <drizzled/atomics.h>
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using namespace drizzled;
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BOOST_AUTO_TEST_SUITE(AtomicOperations)
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BOOST_AUTO_TEST_CASE(fetch_and_store)
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{
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  atomic<uint32_t> u235;
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  BOOST_REQUIRE_EQUAL(0, u235.fetch_and_store(1));
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  u235.fetch_and_store(15);
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  BOOST_REQUIRE_EQUAL(15, u235.fetch_and_store(100));
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  BOOST_REQUIRE_EQUAL(100, u235);
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}
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BOOST_AUTO_TEST_CASE(fetch_and_increment)
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{
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  atomic<uint32_t> u235;
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  BOOST_REQUIRE_EQUAL(0, u235.fetch_and_increment());
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  BOOST_REQUIRE_EQUAL(1, u235);
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}
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BOOST_AUTO_TEST_CASE(fetch_and_add)
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{
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  atomic<uint32_t> u235;
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  BOOST_REQUIRE_EQUAL(0, u235.fetch_and_add(2));
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  BOOST_REQUIRE_EQUAL(2, u235);
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}
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BOOST_AUTO_TEST_CASE(add_and_fetch)
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{
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  atomic<uint32_t> u235;
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  BOOST_REQUIRE_EQUAL(10, u235.add_and_fetch(10));
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  BOOST_REQUIRE_EQUAL(10, u235);
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}
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BOOST_AUTO_TEST_CASE(fetch_and_decrement)
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{
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  atomic<uint32_t> u235;
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  u235.fetch_and_store(15);
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  BOOST_REQUIRE_EQUAL(15, u235.fetch_and_decrement());
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  BOOST_REQUIRE_EQUAL(14, u235);
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}
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BOOST_AUTO_TEST_CASE(compare_and_swap)
 
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TEST(atomic_operations, fetch_and_store)
 
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{
 
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  atomic<uint32_t> u235;
 
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  EXPECT_EQ(0, u235.fetch_and_store(1));
 
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  u235.fetch_and_store(15);
 
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  EXPECT_EQ(15, u235.fetch_and_store(100));
 
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  EXPECT_EQ(100, u235);
 
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}
 
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TEST(atomic_operations, fetch_and_increment)
 
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{
 
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  atomic<uint32_t> u235;
 
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  EXPECT_EQ(0, u235.fetch_and_increment());
 
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  EXPECT_EQ(1, u235);
 
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}
 
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TEST(atomic_operations, fetch_and_add)
 
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{
 
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  atomic<uint32_t> u235;
 
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  EXPECT_EQ(0, u235.fetch_and_add(2));
 
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  EXPECT_EQ(2, u235);
 
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}
 
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TEST(atomic_operations, add_and_fetch)
 
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{
 
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  atomic<uint32_t> u235;
 
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  EXPECT_EQ(10, u235.add_and_fetch(10));
 
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  EXPECT_EQ(10, u235);
 
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}
 
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TEST(atomic_operations, fetch_and_decrement)
 
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{
 
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  atomic<uint32_t> u235;
 
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  u235.fetch_and_store(15);
 
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  EXPECT_EQ(15, u235.fetch_and_decrement());
 
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  EXPECT_EQ(14, u235);
 
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}
 
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TEST(atomic_operations, compare_and_swap)
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{
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  atomic<uint32_t> u235;
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  u235.fetch_and_store(100);
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  BOOST_REQUIRE(not u235.compare_and_swap(42, 200));
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  BOOST_REQUIRE(u235.compare_and_swap(200, 100));
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  BOOST_REQUIRE_EQUAL(200, u235);
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}
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BOOST_AUTO_TEST_CASE(increment)
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{
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  atomic<uint32_t> u235;
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  u235.fetch_and_store(200);
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  BOOST_REQUIRE_EQUAL(201, u235.increment());
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}
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BOOST_AUTO_TEST_CASE(decrement)
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{
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  atomic<uint32_t> u235;
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  u235.fetch_and_store(200);
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  BOOST_REQUIRE_EQUAL(199, u235.decrement());
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}
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BOOST_AUTO_TEST_SUITE_END()
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/* TODO: add tests for += and -= when supported */
 
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  ASSERT_FALSE(u235.compare_and_swap(42, 200));
 
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  ASSERT_TRUE(u235.compare_and_swap(200, 100));
 
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  EXPECT_EQ(200, u235);
 
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}
 
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TEST(atomic_operations, increment)
 
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{
 
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  atomic<uint32_t> u235;
 
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  u235.fetch_and_store(200);
 
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  EXPECT_EQ(201, u235.increment());
 
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}
 
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TEST(atomic_operations, decrement)
 
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{
 
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  atomic<uint32_t> u235;
 
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  u235.fetch_and_store(200);
 
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  EXPECT_EQ(199, u235.decrement());
 
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}
 
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/*
 
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TEST(atomic_operations, increment_assign)
 
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{
 
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  atomic<uint32_t> u235;
 
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  u235.fetch_and_store(200);
 
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  EXPECT_EQ(242, u235+=42);
 
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}
 
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TEST(atomic_operations, decrement_assign)
 
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{
 
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  atomic<uint32_t> u235;
 
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  u235.fetch_and_store(200);
 
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  EXPECT_EQ(158, u235-=42);
 
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}
 
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*/
 
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