skia2/tests/ArenaAllocTest.cpp
Herb Derby ac04fef619 Remove SkFallbackAlloc and SkFixedAlloc.
CQ_INCLUDE_TRYBOTS=skia.primary:Test-Ubuntu-Clang-GCE-CPU-AVX2-x86_64-Debug-ASAN;skia.primary:Test-Ubuntu-Clang-GCE-CPU-AVX2-x86_64-Debug-MSAN

TBR=reed@google.com

Change-Id: I1000dc9ed8ad65b249798759d9af99f47fc237d2
Reviewed-on: https://skia-review.googlesource.com/6809
Reviewed-by: Herb Derby <herb@google.com>
Commit-Queue: Herb Derby <herb@google.com>
2017-01-16 17:01:57 +00:00

117 lines
3.4 KiB
C++

/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "Test.h"
#include "SkArenaAlloc.h"
namespace {
static int created, destroyed;
struct Foo {
Foo() : x(-2), y(-3.0f) { created++; }
Foo(int X, float Y) : x(X), y(Y) { created++; }
~Foo() { destroyed++; }
int x;
float y;
};
struct Big {
Big() {}
uint32_t array[128];
};
}
struct WithDtor {
~WithDtor() { }
};
DEF_TEST(ArenaAlloc, r) {
{
created = 0;
destroyed = 0;
SkArenaAlloc arena{nullptr, 0};
REPORTER_ASSERT(r, *arena.make<int>(3) == 3);
Foo* foo = arena.make<Foo>(3, 4.0f);
REPORTER_ASSERT(r, foo->x == 3);
REPORTER_ASSERT(r, foo->y == 4.0f);
REPORTER_ASSERT(r, created == 1);
REPORTER_ASSERT(r, destroyed == 0);
arena.makeArrayDefault<int>(10);
int* zeroed = arena.makeArray<int>(10);
for (int i = 0; i < 10; i++) {
REPORTER_ASSERT(r, zeroed[i] == 0);
}
Foo* fooArray = arena.makeArrayDefault<Foo>(10);
REPORTER_ASSERT(r, fooArray[3].x == -2);
REPORTER_ASSERT(r, fooArray[4].y == -3.0f);
REPORTER_ASSERT(r, created == 11);
REPORTER_ASSERT(r, destroyed == 0);
arena.make<typename std::aligned_storage<10,8>::type>();
}
REPORTER_ASSERT(r, created == 11);
REPORTER_ASSERT(r, destroyed == 11);
{
created = 0;
destroyed = 0;
char block[1024];
SkArenaAlloc arena{block};
REPORTER_ASSERT(r, *arena.make<int>(3) == 3);
Foo* foo = arena.make<Foo>(3, 4.0f);
REPORTER_ASSERT(r, foo->x == 3);
REPORTER_ASSERT(r, foo->y == 4.0f);
REPORTER_ASSERT(r, created == 1);
REPORTER_ASSERT(r, destroyed == 0);
arena.makeArrayDefault<int>(10);
int* zeroed = arena.makeArray<int>(10);
for (int i = 0; i < 10; i++) {
REPORTER_ASSERT(r, zeroed[i] == 0);
}
Foo* fooArray = arena.makeArrayDefault<Foo>(10);
REPORTER_ASSERT(r, fooArray[3].x == -2);
REPORTER_ASSERT(r, fooArray[4].y == -3.0f);
REPORTER_ASSERT(r, created == 11);
REPORTER_ASSERT(r, destroyed == 0);
arena.make<typename std::aligned_storage<10,8>::type>();
}
REPORTER_ASSERT(r, created == 11);
REPORTER_ASSERT(r, destroyed == 11);
{
created = 0;
destroyed = 0;
std::unique_ptr<char[]> block{new char[1024]};
SkArenaAlloc arena{block.get(), 1024};
REPORTER_ASSERT(r, *arena.make<int>(3) == 3);
Foo* foo = arena.make<Foo>(3, 4.0f);
REPORTER_ASSERT(r, foo->x == 3);
REPORTER_ASSERT(r, foo->y == 4.0f);
REPORTER_ASSERT(r, created == 1);
REPORTER_ASSERT(r, destroyed == 0);
arena.makeArrayDefault<int>(10);
int* zeroed = arena.makeArray<int>(10);
for (int i = 0; i < 10; i++) {
REPORTER_ASSERT(r, zeroed[i] == 0);
}
Foo* fooArray = arena.makeArrayDefault<Foo>(10);
REPORTER_ASSERT(r, fooArray[3].x == -2);
REPORTER_ASSERT(r, fooArray[4].y == -3.0f);
REPORTER_ASSERT(r, created == 11);
REPORTER_ASSERT(r, destroyed == 0);
arena.make<typename std::aligned_storage<10,8>::type>();
}
REPORTER_ASSERT(r, created == 11);
REPORTER_ASSERT(r, destroyed == 11);
}