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Diffstat (limited to 'src/mongo/platform/atomic_word_test.cpp')
-rw-r--r--src/mongo/platform/atomic_word_test.cpp158
1 files changed, 79 insertions, 79 deletions
diff --git a/src/mongo/platform/atomic_word_test.cpp b/src/mongo/platform/atomic_word_test.cpp
index c8ba7c1defe..76af3b67eba 100644
--- a/src/mongo/platform/atomic_word_test.cpp
+++ b/src/mongo/platform/atomic_word_test.cpp
@@ -35,83 +35,83 @@
#include "mongo/unittest/unittest.h"
namespace mongo {
- namespace {
-
- template <typename _AtomicWordType>
- void testAtomicWordBasicOperations() {
- typedef typename _AtomicWordType::WordType WordType;
- _AtomicWordType w;
-
- ASSERT_EQUALS(WordType(0), w.load());
-
- w.store(1);
- ASSERT_EQUALS(WordType(1), w.load());
-
- ASSERT_EQUALS(WordType(1), w.swap(2));
- ASSERT_EQUALS(WordType(2), w.load());
-
- ASSERT_EQUALS(WordType(2), w.compareAndSwap(0, 1));
- ASSERT_EQUALS(WordType(2), w.load());
- ASSERT_EQUALS(WordType(2), w.compareAndSwap(2, 1));
- ASSERT_EQUALS(WordType(1), w.load());
-
- ASSERT_EQUALS(WordType(1), w.fetchAndAdd(14));
- ASSERT_EQUALS(WordType(17), w.addAndFetch(2));
- ASSERT_EQUALS(WordType(16), w.subtractAndFetch(1));
- ASSERT_EQUALS(WordType(16), w.fetchAndSubtract(1));
- ASSERT_EQUALS(WordType(15), w.compareAndSwap(15, 0));
- ASSERT_EQUALS(WordType(0), w.load());
- }
-
- TEST(AtomicWordTests, BasicOperationsUnsigned32Bit) {
- typedef AtomicUInt32::WordType WordType;
- testAtomicWordBasicOperations<AtomicUInt32>();
-
- AtomicUInt32 w(0xdeadbeef);
- ASSERT_EQUALS(WordType(0xdeadbeef), w.compareAndSwap(0, 1));
- ASSERT_EQUALS(WordType(0xdeadbeef), w.compareAndSwap(0xdeadbeef, 0xcafe1234));
- ASSERT_EQUALS(WordType(0xcafe1234), w.fetchAndAdd(0xf000));
- ASSERT_EQUALS(WordType(0xcaff0234), w.swap(0));
- ASSERT_EQUALS(WordType(0), w.load());
- }
-
- TEST(AtomicWordTests, BasicOperationsUnsigned64Bit) {
- typedef AtomicUInt64::WordType WordType;
- testAtomicWordBasicOperations<AtomicUInt64>();
-
- AtomicUInt64 w(0xdeadbeefcafe1234ULL);
- ASSERT_EQUALS(WordType(0xdeadbeefcafe1234ULL), w.compareAndSwap(0, 1));
- ASSERT_EQUALS(WordType(0xdeadbeefcafe1234ULL),
- w.compareAndSwap(0xdeadbeefcafe1234ULL, 0xfedcba9876543210ULL));
- ASSERT_EQUALS(WordType(0xfedcba9876543210ULL), w.fetchAndAdd(0xf0000000ULL));
- ASSERT_EQUALS(WordType(0xfedcba9966543210ULL), w.swap(0));
- ASSERT_EQUALS(WordType(0), w.load());
- }
-
- TEST(AtomicWordTests, BasicOperationsSigned32Bit) {
- typedef AtomicInt32::WordType WordType;
- testAtomicWordBasicOperations<AtomicInt32>();
-
- AtomicInt32 w(0xdeadbeef);
- ASSERT_EQUALS(WordType(0xdeadbeef), w.compareAndSwap(0, 1));
- ASSERT_EQUALS(WordType(0xdeadbeef), w.compareAndSwap(0xdeadbeef, 0xcafe1234));
- ASSERT_EQUALS(WordType(0xcafe1234), w.fetchAndAdd(0xf000));
- ASSERT_EQUALS(WordType(0xcaff0234), w.swap(0));
- ASSERT_EQUALS(WordType(0), w.load());
- }
-
- TEST(AtomicWordTests, BasicOperationsSigned64Bit) {
- typedef AtomicInt64::WordType WordType;
- testAtomicWordBasicOperations<AtomicInt64>();
-
- AtomicInt64 w(0xdeadbeefcafe1234ULL);
- ASSERT_EQUALS(WordType(0xdeadbeefcafe1234LL), w.compareAndSwap(0, 1));
- ASSERT_EQUALS(WordType(0xdeadbeefcafe1234LL),
- w.compareAndSwap(0xdeadbeefcafe1234LL, 0xfedcba9876543210LL));
- ASSERT_EQUALS(WordType(0xfedcba9876543210LL), w.fetchAndAdd(0xf0000000LL));
- ASSERT_EQUALS(WordType(0xfedcba9966543210LL), w.swap(0));
- ASSERT_EQUALS(WordType(0), w.load());
- }
-
- } // namespace
+namespace {
+
+template <typename _AtomicWordType>
+void testAtomicWordBasicOperations() {
+ typedef typename _AtomicWordType::WordType WordType;
+ _AtomicWordType w;
+
+ ASSERT_EQUALS(WordType(0), w.load());
+
+ w.store(1);
+ ASSERT_EQUALS(WordType(1), w.load());
+
+ ASSERT_EQUALS(WordType(1), w.swap(2));
+ ASSERT_EQUALS(WordType(2), w.load());
+
+ ASSERT_EQUALS(WordType(2), w.compareAndSwap(0, 1));
+ ASSERT_EQUALS(WordType(2), w.load());
+ ASSERT_EQUALS(WordType(2), w.compareAndSwap(2, 1));
+ ASSERT_EQUALS(WordType(1), w.load());
+
+ ASSERT_EQUALS(WordType(1), w.fetchAndAdd(14));
+ ASSERT_EQUALS(WordType(17), w.addAndFetch(2));
+ ASSERT_EQUALS(WordType(16), w.subtractAndFetch(1));
+ ASSERT_EQUALS(WordType(16), w.fetchAndSubtract(1));
+ ASSERT_EQUALS(WordType(15), w.compareAndSwap(15, 0));
+ ASSERT_EQUALS(WordType(0), w.load());
+}
+
+TEST(AtomicWordTests, BasicOperationsUnsigned32Bit) {
+ typedef AtomicUInt32::WordType WordType;
+ testAtomicWordBasicOperations<AtomicUInt32>();
+
+ AtomicUInt32 w(0xdeadbeef);
+ ASSERT_EQUALS(WordType(0xdeadbeef), w.compareAndSwap(0, 1));
+ ASSERT_EQUALS(WordType(0xdeadbeef), w.compareAndSwap(0xdeadbeef, 0xcafe1234));
+ ASSERT_EQUALS(WordType(0xcafe1234), w.fetchAndAdd(0xf000));
+ ASSERT_EQUALS(WordType(0xcaff0234), w.swap(0));
+ ASSERT_EQUALS(WordType(0), w.load());
+}
+
+TEST(AtomicWordTests, BasicOperationsUnsigned64Bit) {
+ typedef AtomicUInt64::WordType WordType;
+ testAtomicWordBasicOperations<AtomicUInt64>();
+
+ AtomicUInt64 w(0xdeadbeefcafe1234ULL);
+ ASSERT_EQUALS(WordType(0xdeadbeefcafe1234ULL), w.compareAndSwap(0, 1));
+ ASSERT_EQUALS(WordType(0xdeadbeefcafe1234ULL),
+ w.compareAndSwap(0xdeadbeefcafe1234ULL, 0xfedcba9876543210ULL));
+ ASSERT_EQUALS(WordType(0xfedcba9876543210ULL), w.fetchAndAdd(0xf0000000ULL));
+ ASSERT_EQUALS(WordType(0xfedcba9966543210ULL), w.swap(0));
+ ASSERT_EQUALS(WordType(0), w.load());
+}
+
+TEST(AtomicWordTests, BasicOperationsSigned32Bit) {
+ typedef AtomicInt32::WordType WordType;
+ testAtomicWordBasicOperations<AtomicInt32>();
+
+ AtomicInt32 w(0xdeadbeef);
+ ASSERT_EQUALS(WordType(0xdeadbeef), w.compareAndSwap(0, 1));
+ ASSERT_EQUALS(WordType(0xdeadbeef), w.compareAndSwap(0xdeadbeef, 0xcafe1234));
+ ASSERT_EQUALS(WordType(0xcafe1234), w.fetchAndAdd(0xf000));
+ ASSERT_EQUALS(WordType(0xcaff0234), w.swap(0));
+ ASSERT_EQUALS(WordType(0), w.load());
+}
+
+TEST(AtomicWordTests, BasicOperationsSigned64Bit) {
+ typedef AtomicInt64::WordType WordType;
+ testAtomicWordBasicOperations<AtomicInt64>();
+
+ AtomicInt64 w(0xdeadbeefcafe1234ULL);
+ ASSERT_EQUALS(WordType(0xdeadbeefcafe1234LL), w.compareAndSwap(0, 1));
+ ASSERT_EQUALS(WordType(0xdeadbeefcafe1234LL),
+ w.compareAndSwap(0xdeadbeefcafe1234LL, 0xfedcba9876543210LL));
+ ASSERT_EQUALS(WordType(0xfedcba9876543210LL), w.fetchAndAdd(0xf0000000LL));
+ ASSERT_EQUALS(WordType(0xfedcba9966543210LL), w.swap(0));
+ ASSERT_EQUALS(WordType(0), w.load());
+}
+
+} // namespace
} // namespace mongo
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