| // Copyright 2014 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <cmath> |
| #include <limits> |
| |
| #include "src/objects.h" |
| #include "src/objects-inl.h" |
| |
| #include "src/handles.h" |
| #include "src/handles-inl.h" |
| |
| #include "src/heap/heap.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| double Round(double x) { |
| // Round to three digits. |
| return floor(x * 1000 + 0.5) / 1000; |
| } |
| |
| |
| void CheckEqualRounded(double expected, double actual) { |
| expected = Round(expected); |
| actual = Round(actual); |
| EXPECT_DOUBLE_EQ(expected, actual); |
| } |
| |
| |
| TEST(Heap, HeapGrowingFactor) { |
| CheckEqualRounded(Heap::kMaxHeapGrowingFactor, |
| Heap::HeapGrowingFactor(34, 1)); |
| CheckEqualRounded(3.553, Heap::HeapGrowingFactor(45, 1)); |
| CheckEqualRounded(2.830, Heap::HeapGrowingFactor(50, 1)); |
| CheckEqualRounded(1.478, Heap::HeapGrowingFactor(100, 1)); |
| CheckEqualRounded(1.193, Heap::HeapGrowingFactor(200, 1)); |
| CheckEqualRounded(1.121, Heap::HeapGrowingFactor(300, 1)); |
| CheckEqualRounded(Heap::HeapGrowingFactor(300, 1), |
| Heap::HeapGrowingFactor(600, 2)); |
| CheckEqualRounded(Heap::kMinHeapGrowingFactor, |
| Heap::HeapGrowingFactor(400, 1)); |
| } |
| |
| } // namespace internal |
| } // namespace v8 |