Index: source/libvpx/third_party/googletest/src/test/gtest-tuple_test.cc |
=================================================================== |
--- source/libvpx/third_party/googletest/src/test/gtest-tuple_test.cc (revision 232233) |
+++ source/libvpx/third_party/googletest/src/test/gtest-tuple_test.cc (working copy) |
@@ -1,320 +0,0 @@ |
-// Copyright 2007, Google Inc. |
-// All rights reserved. |
-// |
-// Redistribution and use in source and binary forms, with or without |
-// modification, are permitted provided that the following conditions are |
-// met: |
-// |
-// * Redistributions of source code must retain the above copyright |
-// notice, this list of conditions and the following disclaimer. |
-// * Redistributions in binary form must reproduce the above |
-// copyright notice, this list of conditions and the following disclaimer |
-// in the documentation and/or other materials provided with the |
-// distribution. |
-// * Neither the name of Google Inc. nor the names of its |
-// contributors may be used to endorse or promote products derived from |
-// this software without specific prior written permission. |
-// |
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
-// |
-// Author: wan@google.com (Zhanyong Wan) |
- |
-#include "gtest/internal/gtest-tuple.h" |
-#include <utility> |
-#include "gtest/gtest.h" |
- |
-namespace { |
- |
-using ::std::tr1::get; |
-using ::std::tr1::make_tuple; |
-using ::std::tr1::tuple; |
-using ::std::tr1::tuple_element; |
-using ::std::tr1::tuple_size; |
-using ::testing::StaticAssertTypeEq; |
- |
-// Tests that tuple_element<K, tuple<T0, T1, ..., TN> >::type returns TK. |
-TEST(tuple_element_Test, ReturnsElementType) { |
- StaticAssertTypeEq<int, tuple_element<0, tuple<int, char> >::type>(); |
- StaticAssertTypeEq<int&, tuple_element<1, tuple<double, int&> >::type>(); |
- StaticAssertTypeEq<bool, tuple_element<2, tuple<double, int, bool> >::type>(); |
-} |
- |
-// Tests that tuple_size<T>::value gives the number of fields in tuple |
-// type T. |
-TEST(tuple_size_Test, ReturnsNumberOfFields) { |
- EXPECT_EQ(0, +tuple_size<tuple<> >::value); |
- EXPECT_EQ(1, +tuple_size<tuple<void*> >::value); |
- EXPECT_EQ(1, +tuple_size<tuple<char> >::value); |
- EXPECT_EQ(1, +(tuple_size<tuple<tuple<int, double> > >::value)); |
- EXPECT_EQ(2, +(tuple_size<tuple<int&, const char> >::value)); |
- EXPECT_EQ(3, +(tuple_size<tuple<char*, void, const bool&> >::value)); |
-} |
- |
-// Tests comparing a tuple with itself. |
-TEST(ComparisonTest, ComparesWithSelf) { |
- const tuple<int, char, bool> a(5, 'a', false); |
- |
- EXPECT_TRUE(a == a); |
- EXPECT_FALSE(a != a); |
-} |
- |
-// Tests comparing two tuples with the same value. |
-TEST(ComparisonTest, ComparesEqualTuples) { |
- const tuple<int, bool> a(5, true), b(5, true); |
- |
- EXPECT_TRUE(a == b); |
- EXPECT_FALSE(a != b); |
-} |
- |
-// Tests comparing two different tuples that have no reference fields. |
-TEST(ComparisonTest, ComparesUnequalTuplesWithoutReferenceFields) { |
- typedef tuple<const int, char> FooTuple; |
- |
- const FooTuple a(0, 'x'); |
- const FooTuple b(1, 'a'); |
- |
- EXPECT_TRUE(a != b); |
- EXPECT_FALSE(a == b); |
- |
- const FooTuple c(1, 'b'); |
- |
- EXPECT_TRUE(b != c); |
- EXPECT_FALSE(b == c); |
-} |
- |
-// Tests comparing two different tuples that have reference fields. |
-TEST(ComparisonTest, ComparesUnequalTuplesWithReferenceFields) { |
- typedef tuple<int&, const char&> FooTuple; |
- |
- int i = 5; |
- const char ch = 'a'; |
- const FooTuple a(i, ch); |
- |
- int j = 6; |
- const FooTuple b(j, ch); |
- |
- EXPECT_TRUE(a != b); |
- EXPECT_FALSE(a == b); |
- |
- j = 5; |
- const char ch2 = 'b'; |
- const FooTuple c(j, ch2); |
- |
- EXPECT_TRUE(b != c); |
- EXPECT_FALSE(b == c); |
-} |
- |
-// Tests that a tuple field with a reference type is an alias of the |
-// variable it's supposed to reference. |
-TEST(ReferenceFieldTest, IsAliasOfReferencedVariable) { |
- int n = 0; |
- tuple<bool, int&> t(true, n); |
- |
- n = 1; |
- EXPECT_EQ(n, get<1>(t)) |
- << "Changing a underlying variable should update the reference field."; |
- |
- // Makes sure that the implementation doesn't do anything funny with |
- // the & operator for the return type of get<>(). |
- EXPECT_EQ(&n, &(get<1>(t))) |
- << "The address of a reference field should equal the address of " |
- << "the underlying variable."; |
- |
- get<1>(t) = 2; |
- EXPECT_EQ(2, n) |
- << "Changing a reference field should update the underlying variable."; |
-} |
- |
-// Tests that tuple's default constructor default initializes each field. |
-// This test needs to compile without generating warnings. |
-TEST(TupleConstructorTest, DefaultConstructorDefaultInitializesEachField) { |
- // The TR1 report requires that tuple's default constructor default |
- // initializes each field, even if it's a primitive type. If the |
- // implementation forgets to do this, this test will catch it by |
- // generating warnings about using uninitialized variables (assuming |
- // a decent compiler). |
- |
- tuple<> empty; |
- |
- tuple<int> a1, b1; |
- b1 = a1; |
- EXPECT_EQ(0, get<0>(b1)); |
- |
- tuple<int, double> a2, b2; |
- b2 = a2; |
- EXPECT_EQ(0, get<0>(b2)); |
- EXPECT_EQ(0.0, get<1>(b2)); |
- |
- tuple<double, char, bool*> a3, b3; |
- b3 = a3; |
- EXPECT_EQ(0.0, get<0>(b3)); |
- EXPECT_EQ('\0', get<1>(b3)); |
- EXPECT_TRUE(get<2>(b3) == NULL); |
- |
- tuple<int, int, int, int, int, int, int, int, int, int> a10, b10; |
- b10 = a10; |
- EXPECT_EQ(0, get<0>(b10)); |
- EXPECT_EQ(0, get<1>(b10)); |
- EXPECT_EQ(0, get<2>(b10)); |
- EXPECT_EQ(0, get<3>(b10)); |
- EXPECT_EQ(0, get<4>(b10)); |
- EXPECT_EQ(0, get<5>(b10)); |
- EXPECT_EQ(0, get<6>(b10)); |
- EXPECT_EQ(0, get<7>(b10)); |
- EXPECT_EQ(0, get<8>(b10)); |
- EXPECT_EQ(0, get<9>(b10)); |
-} |
- |
-// Tests constructing a tuple from its fields. |
-TEST(TupleConstructorTest, ConstructsFromFields) { |
- int n = 1; |
- // Reference field. |
- tuple<int&> a(n); |
- EXPECT_EQ(&n, &(get<0>(a))); |
- |
- // Non-reference fields. |
- tuple<int, char> b(5, 'a'); |
- EXPECT_EQ(5, get<0>(b)); |
- EXPECT_EQ('a', get<1>(b)); |
- |
- // Const reference field. |
- const int m = 2; |
- tuple<bool, const int&> c(true, m); |
- EXPECT_TRUE(get<0>(c)); |
- EXPECT_EQ(&m, &(get<1>(c))); |
-} |
- |
-// Tests tuple's copy constructor. |
-TEST(TupleConstructorTest, CopyConstructor) { |
- tuple<double, bool> a(0.0, true); |
- tuple<double, bool> b(a); |
- |
- EXPECT_DOUBLE_EQ(0.0, get<0>(b)); |
- EXPECT_TRUE(get<1>(b)); |
-} |
- |
-// Tests constructing a tuple from another tuple that has a compatible |
-// but different type. |
-TEST(TupleConstructorTest, ConstructsFromDifferentTupleType) { |
- tuple<int, int, char> a(0, 1, 'a'); |
- tuple<double, long, int> b(a); |
- |
- EXPECT_DOUBLE_EQ(0.0, get<0>(b)); |
- EXPECT_EQ(1, get<1>(b)); |
- EXPECT_EQ('a', get<2>(b)); |
-} |
- |
-// Tests constructing a 2-tuple from an std::pair. |
-TEST(TupleConstructorTest, ConstructsFromPair) { |
- ::std::pair<int, char> a(1, 'a'); |
- tuple<int, char> b(a); |
- tuple<int, const char&> c(a); |
-} |
- |
-// Tests assigning a tuple to another tuple with the same type. |
-TEST(TupleAssignmentTest, AssignsToSameTupleType) { |
- const tuple<int, long> a(5, 7L); |
- tuple<int, long> b; |
- b = a; |
- EXPECT_EQ(5, get<0>(b)); |
- EXPECT_EQ(7L, get<1>(b)); |
-} |
- |
-// Tests assigning a tuple to another tuple with a different but |
-// compatible type. |
-TEST(TupleAssignmentTest, AssignsToDifferentTupleType) { |
- const tuple<int, long, bool> a(1, 7L, true); |
- tuple<long, int, bool> b; |
- b = a; |
- EXPECT_EQ(1L, get<0>(b)); |
- EXPECT_EQ(7, get<1>(b)); |
- EXPECT_TRUE(get<2>(b)); |
-} |
- |
-// Tests assigning an std::pair to a 2-tuple. |
-TEST(TupleAssignmentTest, AssignsFromPair) { |
- const ::std::pair<int, bool> a(5, true); |
- tuple<int, bool> b; |
- b = a; |
- EXPECT_EQ(5, get<0>(b)); |
- EXPECT_TRUE(get<1>(b)); |
- |
- tuple<long, bool> c; |
- c = a; |
- EXPECT_EQ(5L, get<0>(c)); |
- EXPECT_TRUE(get<1>(c)); |
-} |
- |
-// A fixture for testing big tuples. |
-class BigTupleTest : public testing::Test { |
- protected: |
- typedef tuple<int, int, int, int, int, int, int, int, int, int> BigTuple; |
- |
- BigTupleTest() : |
- a_(1, 0, 0, 0, 0, 0, 0, 0, 0, 2), |
- b_(1, 0, 0, 0, 0, 0, 0, 0, 0, 3) {} |
- |
- BigTuple a_, b_; |
-}; |
- |
-// Tests constructing big tuples. |
-TEST_F(BigTupleTest, Construction) { |
- BigTuple a; |
- BigTuple b(b_); |
-} |
- |
-// Tests that get<N>(t) returns the N-th (0-based) field of tuple t. |
-TEST_F(BigTupleTest, get) { |
- EXPECT_EQ(1, get<0>(a_)); |
- EXPECT_EQ(2, get<9>(a_)); |
- |
- // Tests that get() works on a const tuple too. |
- const BigTuple a(a_); |
- EXPECT_EQ(1, get<0>(a)); |
- EXPECT_EQ(2, get<9>(a)); |
-} |
- |
-// Tests comparing big tuples. |
-TEST_F(BigTupleTest, Comparisons) { |
- EXPECT_TRUE(a_ == a_); |
- EXPECT_FALSE(a_ != a_); |
- |
- EXPECT_TRUE(a_ != b_); |
- EXPECT_FALSE(a_ == b_); |
-} |
- |
-TEST(MakeTupleTest, WorksForScalarTypes) { |
- tuple<bool, int> a; |
- a = make_tuple(true, 5); |
- EXPECT_TRUE(get<0>(a)); |
- EXPECT_EQ(5, get<1>(a)); |
- |
- tuple<char, int, long> b; |
- b = make_tuple('a', 'b', 5); |
- EXPECT_EQ('a', get<0>(b)); |
- EXPECT_EQ('b', get<1>(b)); |
- EXPECT_EQ(5, get<2>(b)); |
-} |
- |
-TEST(MakeTupleTest, WorksForPointers) { |
- int a[] = { 1, 2, 3, 4 }; |
- const char* const str = "hi"; |
- int* const p = a; |
- |
- tuple<const char*, int*> t; |
- t = make_tuple(str, p); |
- EXPECT_EQ(str, get<0>(t)); |
- EXPECT_EQ(p, get<1>(t)); |
-} |
- |
-} // namespace |