Added new type of unit test, RAW_UNIT_TEST_CASE, which is used for tests that can be flaky if run w…

runtime/vm/utils_test.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "platform/assert.h"
 #include "platform/utils.h"
 #include "vm/unit_test.h"
 
 namespace dart {
 
-UNIT_TEST_CASE(Minimum) {
+VM_UNIT_TEST_CASE(Minimum) {
   EXPECT_EQ(0, Utils::Minimum(0, 1));
   EXPECT_EQ(0, Utils::Minimum(1, 0));
 
   EXPECT_EQ(1, Utils::Minimum(1, 2));
   EXPECT_EQ(1, Utils::Minimum(2, 1));
 
   EXPECT_EQ(-1, Utils::Minimum(-1, 1));
   EXPECT_EQ(-1, Utils::Minimum(1, -1));
 
   EXPECT_EQ(-2, Utils::Minimum(-1, -2));
   EXPECT_EQ(-2, Utils::Minimum(-2, -1));
 }
 
 
-UNIT_TEST_CASE(Maximum) {
+VM_UNIT_TEST_CASE(Maximum) {
   EXPECT_EQ(1, Utils::Maximum(0, 1));
   EXPECT_EQ(1, Utils::Maximum(1, 0));
 
   EXPECT_EQ(2, Utils::Maximum(1, 2));
   EXPECT_EQ(2, Utils::Maximum(2, 1));
 
   EXPECT_EQ(1, Utils::Maximum(-1, 1));
   EXPECT_EQ(1, Utils::Maximum(1, -1));
 
   EXPECT_EQ(-1, Utils::Maximum(-1, -2));
   EXPECT_EQ(-1, Utils::Maximum(-2, -1));
 }
 
 
-UNIT_TEST_CASE(IsPowerOfTwo) {
+VM_UNIT_TEST_CASE(IsPowerOfTwo) {
   EXPECT(!Utils::IsPowerOfTwo(0));
   EXPECT(Utils::IsPowerOfTwo(1));
   EXPECT(Utils::IsPowerOfTwo(2));
   EXPECT(!Utils::IsPowerOfTwo(3));
   EXPECT(Utils::IsPowerOfTwo(4));
   EXPECT(Utils::IsPowerOfTwo(256));
 
   EXPECT(!Utils::IsPowerOfTwo(-1));
   EXPECT(!Utils::IsPowerOfTwo(-2));
 }
 
 
-UNIT_TEST_CASE(ShiftForPowerOfTwo) {
+VM_UNIT_TEST_CASE(ShiftForPowerOfTwo) {
   EXPECT_EQ(1, Utils::ShiftForPowerOfTwo(2));
   EXPECT_EQ(2, Utils::ShiftForPowerOfTwo(4));
   EXPECT_EQ(8, Utils::ShiftForPowerOfTwo(256));
 }
 
 
-UNIT_TEST_CASE(IsAligned) {
+VM_UNIT_TEST_CASE(IsAligned) {
   EXPECT(Utils::IsAligned(0, 1));
   EXPECT(Utils::IsAligned(1, 1));
 
   EXPECT(Utils::IsAligned(0, 2));
   EXPECT(!Utils::IsAligned(1, 2));
   EXPECT(Utils::IsAligned(2, 2));
 
   EXPECT(Utils::IsAligned(32, 8));
   EXPECT(!Utils::IsAligned(33, 8));
   EXPECT(Utils::IsAligned(40, 8));
 }
 
 
-UNIT_TEST_CASE(RoundDown) {
+VM_UNIT_TEST_CASE(RoundDown) {
   EXPECT_EQ(0, Utils::RoundDown(22, 32));
   EXPECT_EQ(32, Utils::RoundDown(33, 32));
   EXPECT_EQ(32, Utils::RoundDown(63, 32));
   uword* address = reinterpret_cast<uword*>(63);
   uword* rounddown_address = reinterpret_cast<uword*>(32);
   EXPECT_EQ(rounddown_address, Utils::RoundDown(address, 32));
 }
 
 
-UNIT_TEST_CASE(RoundUp) {
+VM_UNIT_TEST_CASE(RoundUp) {
   EXPECT_EQ(32, Utils::RoundUp(22, 32));
   EXPECT_EQ(64, Utils::RoundUp(33, 32));
   EXPECT_EQ(64, Utils::RoundUp(63, 32));
   uword* address = reinterpret_cast<uword*>(63);
   uword* roundup_address = reinterpret_cast<uword*>(64);
   EXPECT_EQ(roundup_address, Utils::RoundUp(address, 32));
 }
 
 
-UNIT_TEST_CASE(RoundUpToPowerOfTwo) {
+VM_UNIT_TEST_CASE(RoundUpToPowerOfTwo) {
   EXPECT_EQ(0U, Utils::RoundUpToPowerOfTwo(0));
   EXPECT_EQ(1U, Utils::RoundUpToPowerOfTwo(1));
   EXPECT_EQ(2U, Utils::RoundUpToPowerOfTwo(2));
   EXPECT_EQ(4U, Utils::RoundUpToPowerOfTwo(3));
   EXPECT_EQ(4U, Utils::RoundUpToPowerOfTwo(4));
   EXPECT_EQ(8U, Utils::RoundUpToPowerOfTwo(5));
   EXPECT_EQ(8U, Utils::RoundUpToPowerOfTwo(7));
   EXPECT_EQ(16U, Utils::RoundUpToPowerOfTwo(9));
   EXPECT_EQ(16U, Utils::RoundUpToPowerOfTwo(16));
   EXPECT_EQ(0x10000000U, Utils::RoundUpToPowerOfTwo(0x08765432));
 }
 
 
-UNIT_TEST_CASE(CountOneBits) {
+VM_UNIT_TEST_CASE(CountOneBits) {
   EXPECT_EQ(0, Utils::CountOneBits(0));
   EXPECT_EQ(1, Utils::CountOneBits(0x00000010));
   EXPECT_EQ(1, Utils::CountOneBits(0x00010000));
   EXPECT_EQ(1, Utils::CountOneBits(0x10000000));
   EXPECT_EQ(4, Utils::CountOneBits(0x10101010));
   EXPECT_EQ(8, Utils::CountOneBits(0x03030303));
   EXPECT_EQ(32, Utils::CountOneBits(0xFFFFFFFF));
 }
 
 
-UNIT_TEST_CASE(CountZeros) {
+VM_UNIT_TEST_CASE(CountZeros) {
   EXPECT_EQ(0, Utils::CountTrailingZeros(0x1));
   EXPECT_EQ(kBitsPerWord - 1, Utils::CountLeadingZeros(0x1));
   EXPECT_EQ(1, Utils::CountTrailingZeros(0x2));
   EXPECT_EQ(kBitsPerWord - 2, Utils::CountLeadingZeros(0x2));
   EXPECT_EQ(0, Utils::CountTrailingZeros(0x3));
   EXPECT_EQ(kBitsPerWord - 2, Utils::CountLeadingZeros(0x3));
   EXPECT_EQ(2, Utils::CountTrailingZeros(0x4));
   EXPECT_EQ(kBitsPerWord - 3, Utils::CountLeadingZeros(0x4));
   EXPECT_EQ(0, Utils::CountTrailingZeros(kUwordMax));
   EXPECT_EQ(0, Utils::CountLeadingZeros(kUwordMax));
   static const uword kTopBit = static_cast<uword>(1) << (kBitsPerWord - 1);
   EXPECT_EQ(kBitsPerWord - 1, Utils::CountTrailingZeros(kTopBit));
   EXPECT_EQ(0, Utils::CountLeadingZeros(kTopBit));
 }
 
 
-UNIT_TEST_CASE(IsInt) {
+VM_UNIT_TEST_CASE(IsInt) {
   EXPECT(Utils::IsInt(8, 16));
   EXPECT(Utils::IsInt(8, 127));
   EXPECT(Utils::IsInt(8, -128));
   EXPECT(!Utils::IsInt(8, 255));
   EXPECT(Utils::IsInt(16, 16));
   EXPECT(!Utils::IsInt(16, 65535));
   EXPECT(Utils::IsInt(16, 32767));
   EXPECT(Utils::IsInt(16, -32768));
   EXPECT(Utils::IsInt(32, 16LL));
   EXPECT(Utils::IsInt(32, 2147483647LL));
   EXPECT(Utils::IsInt(32, -2147483648LL));
   EXPECT(!Utils::IsInt(32, 4294967295LL));
 }
 
 
-UNIT_TEST_CASE(IsUint) {
+VM_UNIT_TEST_CASE(IsUint) {
   EXPECT(Utils::IsUint(8, 16));
   EXPECT(Utils::IsUint(8, 0));
   EXPECT(Utils::IsUint(8, 255));
   EXPECT(!Utils::IsUint(8, 256));
   EXPECT(Utils::IsUint(16, 16));
   EXPECT(Utils::IsUint(16, 0));
   EXPECT(Utils::IsUint(16, 65535));
   EXPECT(!Utils::IsUint(16, 65536));
   EXPECT(Utils::IsUint(32, 16LL));
   EXPECT(Utils::IsUint(32, 0LL));
   EXPECT(Utils::IsUint(32, 4294967295LL));
   EXPECT(!Utils::IsUint(32, 4294967296LL));
 }
 
 
-UNIT_TEST_CASE(IsAbsoluteUint) {
+VM_UNIT_TEST_CASE(IsAbsoluteUint) {
   EXPECT(Utils::IsAbsoluteUint(8, 16));
   EXPECT(Utils::IsAbsoluteUint(8, 0));
   EXPECT(Utils::IsAbsoluteUint(8, -128));
   EXPECT(Utils::IsAbsoluteUint(8, 255));
   EXPECT(!Utils::IsAbsoluteUint(8, 256));
   EXPECT(Utils::IsAbsoluteUint(16, 16));
   EXPECT(Utils::IsAbsoluteUint(16, 0));
   EXPECT(Utils::IsAbsoluteUint(16, 65535));
   EXPECT(Utils::IsAbsoluteUint(16, -32768));
   EXPECT(!Utils::IsAbsoluteUint(16, 65536));
   EXPECT(Utils::IsAbsoluteUint(32, 16LL));
   EXPECT(Utils::IsAbsoluteUint(32, 0LL));
   EXPECT(Utils::IsAbsoluteUint(32, -2147483648LL));
   EXPECT(Utils::IsAbsoluteUint(32, 4294967295LL));
   EXPECT(!Utils::IsAbsoluteUint(32, 4294967296LL));
 }
 
 
-UNIT_TEST_CASE(LowBits) {
+VM_UNIT_TEST_CASE(LowBits) {
   EXPECT_EQ(0xff00, Utils::Low16Bits(0xffff00));
   EXPECT_EQ(0xff, Utils::High16Bits(0xffff00));
   EXPECT_EQ(0xff00, Utils::Low32Bits(0xff0000ff00LL));
   EXPECT_EQ(0xff, Utils::High32Bits(0xff0000ff00LL));
   EXPECT_EQ(0x00ff0000ff00LL, Utils::LowHighTo64Bits(0xff00, 0x00ff));
 }
 
 
-UNIT_TEST_CASE(Endianity) {
+VM_UNIT_TEST_CASE(Endianity) {
   uint16_t value16be = Utils::HostToBigEndian16(0xf1);
   EXPECT_EQ(0x0, reinterpret_cast<uint8_t*>(&value16be)[0]);
   EXPECT_EQ(0xf1, reinterpret_cast<uint8_t*>(&value16be)[1]);
 
   uint16_t value16le = Utils::HostToLittleEndian16(0xf1);
   EXPECT_EQ(0xf1, reinterpret_cast<uint8_t*>(&value16le)[0]);
   EXPECT_EQ(0x0, reinterpret_cast<uint8_t*>(&value16le)[1]);
 
   uint32_t value32be = Utils::HostToBigEndian32(0xf1f2);
   EXPECT_EQ(0x0, reinterpret_cast<uint8_t*>(&value32be)[0]);
@@ skipping 22 matching lines @@
   EXPECT_EQ(0xf3, reinterpret_cast<uint8_t*>(&value64le)[1]);
   EXPECT_EQ(0xf2, reinterpret_cast<uint8_t*>(&value64le)[2]);
   EXPECT_EQ(0xf1, reinterpret_cast<uint8_t*>(&value64le)[3]);
   EXPECT_EQ(0x0, reinterpret_cast<uint8_t*>(&value64le)[4]);
   EXPECT_EQ(0x0, reinterpret_cast<uint8_t*>(&value64le)[5]);
   EXPECT_EQ(0x0, reinterpret_cast<uint8_t*>(&value64le)[6]);
   EXPECT_EQ(0x0, reinterpret_cast<uint8_t*>(&value64le)[7]);
 }
 
 
-UNIT_TEST_CASE(DoublesBitEqual) {
+VM_UNIT_TEST_CASE(DoublesBitEqual) {
   EXPECT(Utils::DoublesBitEqual(1.0, 1.0));
   EXPECT(!Utils::DoublesBitEqual(1.0, -1.0));
   EXPECT(Utils::DoublesBitEqual(0.0, 0.0));
   EXPECT(!Utils::DoublesBitEqual(0.0, -0.0));
   EXPECT(Utils::DoublesBitEqual(NAN, NAN));
 }
 
 }  // namespace dart