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added zachary casares' unit tests for public repo #4

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280 changes: 280 additions & 0 deletions zc2443-TestAllocator.c++
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Original file line number Diff line number Diff line change
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// -------------------------------------
// projects/allocator/TestAllocator1.c++
// Copyright (C) 2015
// Glenn P. Downing
// -------------------------------------

// --------
// includes
// --------

#include <algorithm> // count
#include <memory> // allocator

#include "gtest/gtest.h"

#include "Allocator.h"

// --------------
// TestAllocator1
// --------------

template <typename A>
struct TestAllocator1 : testing::Test {
// --------
// typedefs
// --------

typedef A allocator_type;
typedef typename A::value_type value_type;
typedef typename A::size_type size_type;
typedef typename A::pointer pointer;};

typedef testing::Types<
std::allocator<int>,
std::allocator<double>,
my_allocator<int, 100>,
my_allocator<double, 100>>
my_types_1;

TYPED_TEST_CASE(TestAllocator1, my_types_1);

TYPED_TEST(TestAllocator1, test_1) {
typedef typename TestFixture::allocator_type allocator_type;
typedef typename TestFixture::value_type value_type;
typedef typename TestFixture::size_type size_type;
typedef typename TestFixture::pointer pointer;

allocator_type x;
const size_type s = 1;
const value_type v = 2;
const pointer p = x.allocate(s);
if (p != nullptr) {
x.construct(p, v);
ASSERT_EQ(v, *p);
x.destroy(p);
x.deallocate(p, s);}}

TYPED_TEST(TestAllocator1, test_10) {
typedef typename TestFixture::allocator_type allocator_type;
typedef typename TestFixture::value_type value_type;
typedef typename TestFixture::size_type size_type;
typedef typename TestFixture::pointer pointer;

allocator_type x;
const size_type s = 10;
const value_type v = 2;
const pointer b = x.allocate(s);
if (b != nullptr) {
pointer e = b + s;
pointer p = b;
try {
while (p != e) {
x.construct(p, v);
++p;}}
catch (...) {
while (b != p) {
--p;
x.destroy(p);}
x.deallocate(b, s);
throw;}
ASSERT_EQ(s, std::count(b, e, v));
while (b != e) {
--e;
x.destroy(e);}
x.deallocate(b, s);}}

// --------------
// TestAllocator2
// --------------

// zachTest
TEST(TestAllocator2, const_index) {
const my_allocator<int, 100> x;
ASSERT_EQ(x[0], 92);}

// zachTest
TEST(TestAllocator2, index) {
my_allocator<int, 100> x;
x[0] = 5;
ASSERT_EQ(x[0], 5);}

// zachTest
TEST(TestAllocator3, index) {
my_allocator<int, 100> x;
x.allocate(1);
x[0] = 5;
ASSERT_EQ(x[0], 5);}

// zachTest
TEST(TestAllocator3, const_index) {
const my_allocator<int, 12> x;
ASSERT_EQ(x[0], 4);}

// zachTest
TEST(TestAllocator4, index) {
my_allocator<int, 100> x;
x.allocate(1);
ASSERT_EQ(x[0], -4);}

// zachTest
TEST(TestAllocator5, index) {
my_allocator<int, 20> x;
x.allocate(1);
ASSERT_EQ(x[0], -12);}

// zachTest
TEST(TestAllocator6, index) {
my_allocator<int, 20> x;
int * p = x.allocate(1);
x.deallocate(p, 10);
ASSERT_EQ(x[0], 12);}

// zachTest
TEST(TestAllocator7, index) {
my_allocator<int, 20> x;
int * p = x.allocate(1);
x.deallocate(p, 10);
x.allocate(1);
ASSERT_EQ(x[0], -12);}

// zachTest
TEST(TestAllocator8, index) {
my_allocator<int, 20> x;
int * p = x.allocate(1);
x.deallocate(p, 10);
p = x.allocate(1);
x.deallocate(p, 10);
ASSERT_EQ(x[0], 12);}

// zachTest
TEST(TestAllocator9, index) {
my_allocator<int, 20> x;
int * p = x.allocate(10);
ASSERT_EQ(p, nullptr);
}


// zachTest
TEST(TestAllocator10, indexAndValid) {
my_allocator<int, 20> x;
x[0] = 23;
ASSERT_FALSE(x.valid());}

// zachTest
TEST(TestAllocator11, indexAndValid) {
my_allocator<int, 20> x;
x[16] = 23;
ASSERT_FALSE(x.valid());}

TEST(TestAllocator12, allocateTest) {
my_allocator<int, 30> x;
x.allocate(1);
x.allocate(1);
ASSERT_EQ(x[0], -4);}

TEST(TestAllocator13, allocateTest) {
my_allocator<int, 30> x;
x.allocate(1);
x.allocate(1);
ASSERT_EQ(x[8], -4);}

TEST(TestAllocator14, allocateTest) {
my_allocator<int, 30> x;
x.allocate(1);
x.allocate(1);
ASSERT_EQ(x[12], -10);}

TEST(TestAllocator15, allocateTest) {
my_allocator<int, 30> x;
x.allocate(1);
x.allocate(1);
ASSERT_EQ(x[26], -10);}


TEST(TestAllocator16, deallocateTest) {
my_allocator<int, 30> x;
x.allocate(5);
ASSERT_EQ(x[0], -22);}

TEST(TestAllocator17, deallocateTest) {
my_allocator<int, 30> x;
x.deallocate(x.allocate(5), 10);
ASSERT_EQ(x[0], 22);}

TEST(TestAllocator18, allocateTest) {
my_allocator<int, 10000> x;
ASSERT_EQ(x[0], 10000 - 8);}

TEST(TestAllocator19, allocateTest) {
my_allocator<int, 10000> x;
ASSERT_EQ(x[0], x[10000 - 4]);}


// --------------
// TestAllocator3
// --------------

template <typename A>
struct TestAllocator3 : testing::Test {
// --------
// typedefs
// --------

typedef A allocator_type;
typedef typename A::value_type value_type;
typedef typename A::size_type size_type;
typedef typename A::pointer pointer;};

typedef testing::Types<
my_allocator<int, 100>,
my_allocator<double, 100>>
my_types_2;

TYPED_TEST_CASE(TestAllocator3, my_types_2);

TYPED_TEST(TestAllocator3, test_1) {
typedef typename TestFixture::allocator_type allocator_type;
typedef typename TestFixture::value_type value_type;
typedef typename TestFixture::size_type size_type;
typedef typename TestFixture::pointer pointer;

allocator_type x;
const size_type s = 1;
const value_type v = 2;
const pointer p = x.allocate(s);
if (p != nullptr) {
x.construct(p, v);
ASSERT_EQ(v, *p);
x.destroy(p);
x.deallocate(p, s);}}

TYPED_TEST(TestAllocator3, test_10) {
typedef typename TestFixture::allocator_type allocator_type;
typedef typename TestFixture::value_type value_type;
typedef typename TestFixture::size_type size_type;
typedef typename TestFixture::pointer pointer;

allocator_type x;
const size_type s = 10;
const value_type v = 2;
const pointer b = x.allocate(s);
if (b != nullptr) {
pointer e = b + s;
pointer p = b;
try {
while (p != e) {
x.construct(p, v);
++p;}}
catch (...) {
while (b != p) {
--p;
x.destroy(p);}
x.deallocate(b, s);
throw;}
ASSERT_EQ(s, std::count(b, e, v));
while (b != e) {
--e;
x.destroy(e);}
x.deallocate(b, s);}}

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