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32 #include "gtest/internal/gtest-linked_ptr.h"
33 #include "gtest/gtest.h"
37 using testing::Message;
38 using testing::internal::linked_ptr;
41 Message* history = NULL;
43 // Class which tracks allocation/deallocation
46 A(): mynum(num++) { *history << "A" << mynum << " ctor\n"; }
47 virtual ~A() { *history << "A" << mynum << " dtor\n"; }
48 virtual void Use() { *history << "A" << mynum << " use\n"; }
56 B() { *history << "B" << mynum << " ctor\n"; }
57 ~B() { *history << "B" << mynum << " dtor\n"; }
58 virtual void Use() { *history << "B" << mynum << " use\n"; }
61 class LinkedPtrTest : public testing::Test {
65 history = new Message;
68 virtual ~LinkedPtrTest() {
74 TEST_F(LinkedPtrTest, GeneralTest) {
76 linked_ptr<A> a0, a1, a2;
77 // Use explicit function call notation here to suppress self-assign warning.
80 ASSERT_EQ(a0.get(), static_cast<A*>(NULL));
81 ASSERT_EQ(a1.get(), static_cast<A*>(NULL));
82 ASSERT_EQ(a2.get(), static_cast<A*>(NULL));
83 ASSERT_TRUE(a0 == NULL);
84 ASSERT_TRUE(a1 == NULL);
85 ASSERT_TRUE(a2 == NULL);
88 linked_ptr<A> a3(new A);
90 ASSERT_TRUE(a0 == a3);
91 ASSERT_TRUE(a0 != NULL);
92 ASSERT_TRUE(a0.get() == a3);
93 ASSERT_TRUE(a0 == a3.get());
96 linked_ptr<A> a5(new A);
97 ASSERT_TRUE(a5.get() != a3);
98 ASSERT_TRUE(a5 != a3.get());
100 linked_ptr<B> b0(new B);
101 linked_ptr<A> a6(b0);
102 ASSERT_TRUE(b0 == a6);
103 ASSERT_TRUE(a6 == b0);
104 ASSERT_TRUE(b0 != NULL);
148 history->GetString().c_str());
151 } // Unnamed namespace