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-rw-r--r--3rdParty/GoogleTest/src/googletest/test/gtest-linked_ptr_test.cc154
1 files changed, 154 insertions, 0 deletions
diff --git a/3rdParty/GoogleTest/src/googletest/test/gtest-linked_ptr_test.cc b/3rdParty/GoogleTest/src/googletest/test/gtest-linked_ptr_test.cc
new file mode 100644
index 0000000..6fcf512
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+++ b/3rdParty/GoogleTest/src/googletest/test/gtest-linked_ptr_test.cc
@@ -0,0 +1,154 @@
+// Copyright 2003, 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.
+//
+// Authors: Dan Egnor (egnor@google.com)
+// Ported to Windows: Vadim Berman (vadimb@google.com)
+
+#include "gtest/internal/gtest-linked_ptr.h"
+
+#include <stdlib.h>
+#include "gtest/gtest.h"
+
+namespace {
+
+using testing::Message;
+using testing::internal::linked_ptr;
+
+int num;
+Message* history = NULL;
+
+// Class which tracks allocation/deallocation
+class A {
+ public:
+ A(): mynum(num++) { *history << "A" << mynum << " ctor\n"; }
+ virtual ~A() { *history << "A" << mynum << " dtor\n"; }
+ virtual void Use() { *history << "A" << mynum << " use\n"; }
+ protected:
+ int mynum;
+};
+
+// Subclass
+class B : public A {
+ public:
+ B() { *history << "B" << mynum << " ctor\n"; }
+ ~B() { *history << "B" << mynum << " dtor\n"; }
+ virtual void Use() { *history << "B" << mynum << " use\n"; }
+};
+
+class LinkedPtrTest : public testing::Test {
+ public:
+ LinkedPtrTest() {
+ num = 0;
+ history = new Message;
+ }
+
+ virtual ~LinkedPtrTest() {
+ delete history;
+ history = NULL;
+ }
+};
+
+TEST_F(LinkedPtrTest, GeneralTest) {
+ {
+ linked_ptr<A> a0, a1, a2;
+ // Use explicit function call notation here to suppress self-assign warning.
+ a0.operator=(a0);
+ a1 = a2;
+ ASSERT_EQ(a0.get(), static_cast<A*>(NULL));
+ ASSERT_EQ(a1.get(), static_cast<A*>(NULL));
+ ASSERT_EQ(a2.get(), static_cast<A*>(NULL));
+ ASSERT_TRUE(a0 == NULL);
+ ASSERT_TRUE(a1 == NULL);
+ ASSERT_TRUE(a2 == NULL);
+
+ {
+ linked_ptr<A> a3(new A);
+ a0 = a3;
+ ASSERT_TRUE(a0 == a3);
+ ASSERT_TRUE(a0 != NULL);
+ ASSERT_TRUE(a0.get() == a3);
+ ASSERT_TRUE(a0 == a3.get());
+ linked_ptr<A> a4(a0);
+ a1 = a4;
+ linked_ptr<A> a5(new A);
+ ASSERT_TRUE(a5.get() != a3);
+ ASSERT_TRUE(a5 != a3.get());
+ a2 = a5;
+ linked_ptr<B> b0(new B);
+ linked_ptr<A> a6(b0);
+ ASSERT_TRUE(b0 == a6);
+ ASSERT_TRUE(a6 == b0);
+ ASSERT_TRUE(b0 != NULL);
+ a5 = b0;
+ a5 = b0;
+ a3->Use();
+ a4->Use();
+ a5->Use();
+ a6->Use();
+ b0->Use();
+ (*b0).Use();
+ b0.get()->Use();
+ }
+
+ a0->Use();
+ a1->Use();
+ a2->Use();
+
+ a1 = a2;
+ a2.reset(new A);
+ a0.reset();
+
+ linked_ptr<A> a7;
+ }
+
+ ASSERT_STREQ(
+ "A0 ctor\n"
+ "A1 ctor\n"
+ "A2 ctor\n"
+ "B2 ctor\n"
+ "A0 use\n"
+ "A0 use\n"
+ "B2 use\n"
+ "B2 use\n"
+ "B2 use\n"
+ "B2 use\n"
+ "B2 use\n"
+ "B2 dtor\n"
+ "A2 dtor\n"
+ "A0 use\n"
+ "A0 use\n"
+ "A1 use\n"
+ "A3 ctor\n"
+ "A0 dtor\n"
+ "A3 dtor\n"
+ "A1 dtor\n",
+ history->GetString().c_str());
+}
+
+} // Unnamed namespace