summaryrefslogtreecommitdiffstats
path: root/testing/gmock/test/gmock-printers_test.cc
diff options
context:
space:
mode:
Diffstat (limited to 'testing/gmock/test/gmock-printers_test.cc')
-rw-r--r--testing/gmock/test/gmock-printers_test.cc1051
1 files changed, 1051 insertions, 0 deletions
diff --git a/testing/gmock/test/gmock-printers_test.cc b/testing/gmock/test/gmock-printers_test.cc
new file mode 100644
index 0000000..29a0db8
--- /dev/null
+++ b/testing/gmock/test/gmock-printers_test.cc
@@ -0,0 +1,1051 @@
+// 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)
+
+// Google Mock - a framework for writing C++ mock classes.
+//
+// This file tests the universal value printer.
+
+#include <gmock/gmock-printers.h>
+
+#include <ctype.h>
+#include <limits.h>
+#include <string.h>
+#include <algorithm>
+#include <deque>
+#include <list>
+#include <map>
+#include <set>
+#include <sstream>
+#include <string>
+#include <utility>
+#include <vector>
+#include <gmock/gmock-generated-matchers.h>
+#include <gmock/gmock-matchers.h>
+#include <gmock/internal/gmock-port.h>
+#include <gtest/gtest.h>
+
+// hash_map and hash_set are available on Windows.
+#if GTEST_OS_WINDOWS
+#define GMOCK_HAS_HASH_MAP_ 1 // Indicates that hash_map is available.
+#include <hash_map> // NOLINT
+#define GMOCK_HAS_HASH_SET_ 1 // Indicates that hash_set is available.
+#include <hash_set> // NOLINT
+#endif // GTEST_OS_WINDOWS
+
+// Some user-defined types for testing the universal value printer.
+
+// A user-defined unprintable class template in the global namespace.
+template <typename T>
+class UnprintableTemplateInGlobal {
+ public:
+ UnprintableTemplateInGlobal() : value_() {}
+ private:
+ T value_;
+};
+
+// A user-defined streamable type in the global namespace.
+class StreamableInGlobal {
+ public:
+ virtual ~StreamableInGlobal() {}
+};
+
+inline void operator<<(::std::ostream& os, const StreamableInGlobal& x) {
+ os << "StreamableInGlobal";
+}
+
+namespace foo {
+
+// A user-defined unprintable type in a user namespace.
+class UnprintableInFoo {
+ public:
+ UnprintableInFoo() : x_(0x12EF), y_(0xAB34), z_(0) {}
+ private:
+ testing::internal::Int32 x_;
+ testing::internal::Int32 y_;
+ double z_;
+};
+
+// A user-defined printable type in a user-chosen namespace.
+struct PrintableViaPrintTo {
+ PrintableViaPrintTo() : value() {}
+ int value;
+};
+
+void PrintTo(const PrintableViaPrintTo& x, ::std::ostream* os) {
+ *os << "PrintableViaPrintTo: " << x.value;
+}
+
+// A user-defined printable class template in a user-chosen namespace.
+template <typename T>
+class PrintableViaPrintToTemplate {
+ public:
+ explicit PrintableViaPrintToTemplate(const T& value) : value_(value) {}
+
+ const T& value() const { return value_; }
+ private:
+ T value_;
+};
+
+template <typename T>
+void PrintTo(const PrintableViaPrintToTemplate<T>& x, ::std::ostream* os) {
+ *os << "PrintableViaPrintToTemplate: " << x.value();
+}
+
+// A user-defined streamable class template in a user namespace.
+template <typename T>
+class StreamableTemplateInFoo {
+ public:
+ StreamableTemplateInFoo() : value_() {}
+
+ const T& value() const { return value_; }
+ private:
+ T value_;
+};
+
+template <typename T>
+inline ::std::ostream& operator<<(::std::ostream& os,
+ const StreamableTemplateInFoo<T>& x) {
+ return os << "StreamableTemplateInFoo: " << x.value();
+}
+
+} // namespace foo
+
+namespace testing {
+namespace gmock_printers_test {
+
+using ::std::deque;
+using ::std::list;
+using ::std::make_pair;
+using ::std::map;
+using ::std::multimap;
+using ::std::multiset;
+using ::std::pair;
+using ::std::set;
+using ::std::tr1::make_tuple;
+using ::std::tr1::tuple;
+using ::std::vector;
+using ::testing::ElementsAre;
+using ::testing::StartsWith;
+using ::testing::internal::Strings;
+using ::testing::internal::UniversalTersePrint;
+using ::testing::internal::UniversalTersePrintTupleFieldsToStrings;
+using ::testing::internal::UniversalPrinter;
+using ::testing::internal::string;
+
+#if GTEST_OS_WINDOWS
+// MSVC defines the following classes in the ::stdext namespace while
+// gcc defines them in the :: namespace. Note that they are not part
+// of the C++ standard.
+
+using ::stdext::hash_map;
+using ::stdext::hash_set;
+using ::stdext::hash_multimap;
+using ::stdext::hash_multiset;
+
+#endif // GTEST_OS_WINDOWS
+
+// Prints a value to a string using the universal value printer. This
+// is a helper for testing UniversalPrinter<T>::Print() for various types.
+template <typename T>
+string Print(const T& value) {
+ ::std::stringstream ss;
+ UniversalPrinter<T>::Print(value, &ss);
+ return ss.str();
+}
+
+// Prints a value passed by reference to a string, using the universal
+// value printer. This is a helper for testing
+// UniversalPrinter<T&>::Print() for various types.
+template <typename T>
+string PrintByRef(const T& value) {
+ ::std::stringstream ss;
+ UniversalPrinter<T&>::Print(value, &ss);
+ return ss.str();
+}
+
+// Tests printing various char types.
+
+// char.
+TEST(PrintCharTest, PlainChar) {
+ EXPECT_EQ("'\\0'", Print('\0'));
+ EXPECT_EQ("'\\'' (39)", Print('\''));
+ EXPECT_EQ("'\"' (34)", Print('"'));
+ EXPECT_EQ("'\\?' (63)", Print('\?'));
+ EXPECT_EQ("'\\\\' (92)", Print('\\'));
+ EXPECT_EQ("'\\a' (7)", Print('\a'));
+ EXPECT_EQ("'\\b' (8)", Print('\b'));
+ EXPECT_EQ("'\\f' (12)", Print('\f'));
+ EXPECT_EQ("'\\n' (10)", Print('\n'));
+ EXPECT_EQ("'\\r' (13)", Print('\r'));
+ EXPECT_EQ("'\\t' (9)", Print('\t'));
+ EXPECT_EQ("'\\v' (11)", Print('\v'));
+ EXPECT_EQ("'\\x7F' (127)", Print('\x7F'));
+ EXPECT_EQ("'\\xFF' (255)", Print('\xFF'));
+ EXPECT_EQ("' ' (32)", Print(' '));
+ EXPECT_EQ("'a' (97)", Print('a'));
+}
+
+// signed char.
+TEST(PrintCharTest, SignedChar) {
+ EXPECT_EQ("'\\0'", Print(static_cast<signed char>('\0')));
+ EXPECT_EQ("'\\xCE' (-50)",
+ Print(static_cast<signed char>(-50)));
+}
+
+// unsigned char.
+TEST(PrintCharTest, UnsignedChar) {
+ EXPECT_EQ("'\\0'", Print(static_cast<unsigned char>('\0')));
+ EXPECT_EQ("'b' (98)",
+ Print(static_cast<unsigned char>('b')));
+}
+
+// Tests printing other simple, built-in types.
+
+// bool.
+TEST(PrintBuiltInTypeTest, Bool) {
+ EXPECT_EQ("false", Print(false));
+ EXPECT_EQ("true", Print(true));
+}
+
+// wchar_t.
+TEST(PrintBuiltInTypeTest, Wchar_t) {
+ EXPECT_EQ("L'\\0'", Print(L'\0'));
+ EXPECT_EQ("L'\\'' (39)", Print(L'\''));
+ EXPECT_EQ("L'\"' (34)", Print(L'"'));
+ EXPECT_EQ("L'\\?' (63)", Print(L'\?'));
+ EXPECT_EQ("L'\\\\' (92)", Print(L'\\'));
+ EXPECT_EQ("L'\\a' (7)", Print(L'\a'));
+ EXPECT_EQ("L'\\b' (8)", Print(L'\b'));
+ EXPECT_EQ("L'\\f' (12)", Print(L'\f'));
+ EXPECT_EQ("L'\\n' (10)", Print(L'\n'));
+ EXPECT_EQ("L'\\r' (13)", Print(L'\r'));
+ EXPECT_EQ("L'\\t' (9)", Print(L'\t'));
+ EXPECT_EQ("L'\\v' (11)", Print(L'\v'));
+ EXPECT_EQ("L'\\x7F' (127)", Print(L'\x7F'));
+ EXPECT_EQ("L'\\xFF' (255)", Print(L'\xFF'));
+ EXPECT_EQ("L' ' (32)", Print(L' '));
+ EXPECT_EQ("L'a' (97)", Print(L'a'));
+ EXPECT_EQ("L'\\x576' (1398)", Print(L'\x576'));
+ EXPECT_EQ("L'\\xC74D' (51021)", Print(L'\xC74D'));
+}
+
+// Test that Int64 provides more storage than wchar_t.
+TEST(PrintTypeSizeTest, Wchar_t) {
+ EXPECT_LT(sizeof(wchar_t), sizeof(testing::internal::Int64));
+}
+
+// Various integer types.
+TEST(PrintBuiltInTypeTest, Integer) {
+ EXPECT_EQ("'\\xFF' (255)", Print(static_cast<unsigned char>(255))); // uint8
+ EXPECT_EQ("'\\x80' (-128)", Print(static_cast<signed char>(-128))); // int8
+ EXPECT_EQ("65535", Print(USHRT_MAX)); // uint16
+ EXPECT_EQ("-32768", Print(SHRT_MIN)); // int16
+ EXPECT_EQ("4294967295", Print(UINT_MAX)); // uint32
+ EXPECT_EQ("-2147483648", Print(INT_MIN)); // int32
+ EXPECT_EQ("18446744073709551615",
+ Print(static_cast<testing::internal::UInt64>(-1))); // uint64
+ EXPECT_EQ("-9223372036854775808",
+ Print(static_cast<testing::internal::Int64>(1) << 63)); // int64
+}
+
+// Size types.
+TEST(PrintBuiltInTypeTest, Size_t) {
+ EXPECT_EQ("1", Print(sizeof('a'))); // size_t.
+#if !GTEST_OS_WINDOWS
+ // Windows has no ssize_t type.
+ EXPECT_EQ("-2", Print(static_cast<ssize_t>(-2))); // ssize_t.
+#endif // !GTEST_OS_WINDOWS
+}
+
+// Floating-points.
+TEST(PrintBuiltInTypeTest, FloatingPoints) {
+ EXPECT_EQ("1.5", Print(1.5f)); // float
+ EXPECT_EQ("-2.5", Print(-2.5)); // double
+}
+
+// Since ::std::stringstream::operator<<(const void *) formats the pointer
+// output differently with different compilers, we have to create the expected
+// output first and use it as our expectation.
+static string PrintPointer(const void *p) {
+ ::std::stringstream expected_result_stream;
+ expected_result_stream << p;
+ return expected_result_stream.str();
+}
+
+// Tests printing C strings.
+
+// const char*.
+TEST(PrintCStringTest, Const) {
+ const char* p = "World";
+ EXPECT_EQ(PrintPointer(p) + " pointing to \"World\"", Print(p));
+}
+
+// char*.
+TEST(PrintCStringTest, NonConst) {
+ char p[] = "Hi";
+ EXPECT_EQ(PrintPointer(p) + " pointing to \"Hi\"",
+ Print(static_cast<char*>(p)));
+}
+
+// NULL C string.
+TEST(PrintCStringTest, Null) {
+ const char* p = NULL;
+ EXPECT_EQ("NULL", Print(p));
+}
+
+// Tests that C strings are escaped properly.
+TEST(PrintCStringTest, EscapesProperly) {
+ const char* p = "'\"\?\\\a\b\f\n\r\t\v\x7F\xFF a";
+ EXPECT_EQ(PrintPointer(p) + " pointing to \"'\\\"\\?\\\\\\a\\b\\f"
+ "\\n\\r\\t\\v\\x7F\\xFF a\"",
+ Print(p));
+}
+
+
+
+// MSVC compiler can be configured to define whar_t as a typedef
+// of unsigned short. Defining an overload for const wchar_t* in that case
+// would cause pointers to unsigned shorts be printed as wide strings,
+// possibly accessing more memory than intended and causing invalid
+// memory accesses. MSVC defines _NATIVE_WCHAR_T_DEFINED symbol when
+// wchar_t is implemented as a native type.
+#if !defined(_MSC_VER) || defined(_NATIVE_WCHAR_T_DEFINED)
+
+// const wchar_t*.
+TEST(PrintWideCStringTest, Const) {
+ const wchar_t* p = L"World";
+ EXPECT_EQ(PrintPointer(p) + " pointing to L\"World\"", Print(p));
+}
+
+// wchar_t*.
+TEST(PrintWideCStringTest, NonConst) {
+ wchar_t p[] = L"Hi";
+ EXPECT_EQ(PrintPointer(p) + " pointing to L\"Hi\"",
+ Print(static_cast<wchar_t*>(p)));
+}
+
+// NULL wide C string.
+TEST(PrintWideCStringTest, Null) {
+ const wchar_t* p = NULL;
+ EXPECT_EQ("NULL", Print(p));
+}
+
+// Tests that wide C strings are escaped properly.
+TEST(PrintWideCStringTest, EscapesProperly) {
+ const wchar_t* p = L"'\"\?\\\a\b\f\n\r\t\v\xD3\x576\x8D3\xC74D a";
+ EXPECT_EQ(PrintPointer(p) + " pointing to L\"'\\\"\\?\\\\\\a\\b\\f"
+ "\\n\\r\\t\\v\\xD3\\x576\\x8D3\\xC74D a\"",
+ Print(p));
+}
+#endif // native wchar_t
+
+// Tests printing pointers to other char types.
+
+// signed char*.
+TEST(PrintCharPointerTest, SignedChar) {
+ signed char* p = reinterpret_cast<signed char*>(0x1234);
+ EXPECT_EQ(PrintPointer(p), Print(p));
+ p = NULL;
+ EXPECT_EQ("NULL", Print(p));
+}
+
+// const signed char*.
+TEST(PrintCharPointerTest, ConstSignedChar) {
+ signed char* p = reinterpret_cast<signed char*>(0x1234);
+ EXPECT_EQ(PrintPointer(p), Print(p));
+ p = NULL;
+ EXPECT_EQ("NULL", Print(p));
+}
+
+// unsigned char*.
+TEST(PrintCharPointerTest, UnsignedChar) {
+ unsigned char* p = reinterpret_cast<unsigned char*>(0x1234);
+ EXPECT_EQ(PrintPointer(p), Print(p));
+ p = NULL;
+ EXPECT_EQ("NULL", Print(p));
+}
+
+// const unsigned char*.
+TEST(PrintCharPointerTest, ConstUnsignedChar) {
+ const unsigned char* p = reinterpret_cast<const unsigned char*>(0x1234);
+ EXPECT_EQ(PrintPointer(p), Print(p));
+ p = NULL;
+ EXPECT_EQ("NULL", Print(p));
+}
+
+// Tests printing pointers to simple, built-in types.
+
+// bool*.
+TEST(PrintPointerToBuiltInTypeTest, Bool) {
+ bool* p = reinterpret_cast<bool*>(0xABCD);
+ EXPECT_EQ(PrintPointer(p), Print(p));
+ p = NULL;
+ EXPECT_EQ("NULL", Print(p));
+}
+
+// void*.
+TEST(PrintPointerToBuiltInTypeTest, Void) {
+ void* p = reinterpret_cast<void*>(0xABCD);
+ EXPECT_EQ(PrintPointer(p), Print(p));
+ p = NULL;
+ EXPECT_EQ("NULL", Print(p));
+}
+
+// const void*.
+TEST(PrintPointerToBuiltInTypeTest, ConstVoid) {
+ const void* p = reinterpret_cast<const void*>(0xABCD);
+ EXPECT_EQ(PrintPointer(p), Print(p));
+ p = NULL;
+ EXPECT_EQ("NULL", Print(p));
+}
+
+// Tests printing pointers to pointers.
+TEST(PrintPointerToPointerTest, IntPointerPointer) {
+ int** p = reinterpret_cast<int**>(0xABCD);
+ EXPECT_EQ(PrintPointer(p), Print(p));
+ p = NULL;
+ EXPECT_EQ("NULL", Print(p));
+}
+
+// Tests printing (non-member) function pointers.
+
+void MyFunction(int n) {}
+
+TEST(PrintPointerTest, NonMemberFunctionPointer) {
+ EXPECT_EQ(PrintPointer(reinterpret_cast<const void*>(&MyFunction)),
+ Print(&MyFunction));
+ int (*p)(bool) = NULL; // NOLINT
+ EXPECT_EQ("NULL", Print(p));
+}
+
+// Tests printing member variable pointers. Although they are called
+// pointers, they don't point to a location in the address space.
+// Their representation is implementation-defined. Thus they will be
+// printed as raw bytes.
+
+struct Foo {
+ public:
+ virtual ~Foo() {}
+ int MyMethod(char x) { return x + 1; }
+ virtual char MyVirtualMethod(int n) { return 'a'; }
+
+ int value;
+};
+
+TEST(PrintPointerTest, MemberVariablePointer) {
+ EXPECT_THAT(Print(&Foo::value),
+ StartsWith(Print(sizeof(&Foo::value)) + "-byte object "));
+ int (Foo::*p) = NULL; // NOLINT
+ EXPECT_THAT(Print(p),
+ StartsWith(Print(sizeof(p)) + "-byte object "));
+}
+
+// Tests printing member function pointers. Although they are called
+// pointers, they don't point to a location in the address space.
+// Their representation is implementation-defined. Thus they will be
+// printed as raw bytes.
+TEST(PrintPointerTest, MemberFunctionPointer) {
+ EXPECT_THAT(Print(&Foo::MyMethod),
+ StartsWith(Print(sizeof(&Foo::MyMethod)) + "-byte object "));
+ EXPECT_THAT(Print(&Foo::MyVirtualMethod),
+ StartsWith(Print(sizeof((&Foo::MyVirtualMethod)))
+ + "-byte object "));
+ int (Foo::*p)(char) = NULL; // NOLINT
+ EXPECT_THAT(Print(p),
+ StartsWith(Print(sizeof(p)) + "-byte object "));
+}
+
+// Tests printing C arrays.
+
+// One-dimensional array.
+
+void ArrayHelper1(int (&a)[5]) { // NOLINT
+ EXPECT_EQ("{ 1, 2, 3, 4, 5 }", Print(a));
+}
+
+TEST(PrintArrayTest, OneDimensionalArray) {
+ int a[5] = { 1, 2, 3, 4, 5 };
+ ArrayHelper1(a);
+}
+
+// Two-dimensional array.
+
+void ArrayHelper2(int (&a)[2][5]) { // NOLINT
+ EXPECT_EQ("{ { 1, 2, 3, 4, 5 }, { 6, 7, 8, 9, 0 } }", Print(a));
+}
+
+TEST(PrintArrayTest, TwoDimensionalArray) {
+ int a[2][5] = {
+ { 1, 2, 3, 4, 5 },
+ { 6, 7, 8, 9, 0 }
+ };
+ ArrayHelper2(a);
+}
+
+// Array of const elements.
+
+void ArrayHelper3(const bool (&a)[1]) { // NOLINT
+ EXPECT_EQ("{ false }", Print(a));
+}
+
+TEST(PrintArrayTest, ConstArray) {
+ const bool a[1] = { false };
+ ArrayHelper3(a);
+}
+
+// Char array.
+
+void ArrayHelper4(char (&a)[3]) { // NOLINT
+ EXPECT_EQ(PrintPointer(a) + " pointing to \"Hi\"", Print(a));
+}
+
+TEST(PrintArrayTest, CharArray) {
+ char a[3] = "Hi";
+ ArrayHelper4(a);
+}
+
+// Const char array.
+
+void ArrayHelper5(const char (&a)[3]) { // NOLINT
+ EXPECT_EQ(Print(a), PrintPointer(a) + " pointing to \"Hi\"");
+}
+
+TEST(PrintArrayTest, ConstCharArray) {
+ const char a[3] = "Hi";
+ ArrayHelper5(a);
+}
+
+// Array of objects.
+TEST(PrintArrayTest, ObjectArray) {
+ string a[3] = { "Hi", "Hello", "Ni hao" };
+ EXPECT_EQ("{ \"Hi\", \"Hello\", \"Ni hao\" }", Print(a));
+}
+
+// Array with many elements.
+TEST(PrintArrayTest, BigArray) {
+ int a[100] = { 1, 2, 3 };
+ EXPECT_EQ("{ 1, 2, 3, 0, 0, 0, 0, 0, ..., 0, 0, 0, 0, 0, 0, 0, 0 }",
+ Print(a));
+}
+
+// Tests printing ::string and ::std::string.
+
+#if GTEST_HAS_GLOBAL_STRING
+// ::string.
+TEST(PrintStringTest, StringInGlobalNamespace) {
+ const char s[] = "'\"\?\\\a\b\f\n\0\r\t\v\x7F\xFF a";
+ const ::string str(s, sizeof(s));
+ EXPECT_EQ("\"'\\\"\\?\\\\\\a\\b\\f\\n\\0\\r\\t\\v\\x7F\\xFF a\\0\"",
+ Print(str));
+}
+#endif // GTEST_HAS_GLOBAL_STRING
+
+#if GTEST_HAS_STD_STRING
+// ::std::string.
+TEST(PrintStringTest, StringInStdNamespace) {
+ const char s[] = "'\"\?\\\a\b\f\n\0\r\t\v\x7F\xFF a";
+ const ::std::string str(s, sizeof(s));
+ EXPECT_EQ("\"'\\\"\\?\\\\\\a\\b\\f\\n\\0\\r\\t\\v\\x7F\\xFF a\\0\"",
+ Print(str));
+}
+#endif // GTEST_HAS_STD_STRING
+
+// Tests printing ::wstring and ::std::wstring.
+
+#if GTEST_HAS_GLOBAL_WSTRING
+// ::wstring.
+TEST(PrintWideStringTest, StringInGlobalNamespace) {
+ const wchar_t s[] = L"'\"\?\\\a\b\f\n\0\r\t\v\xD3\x576\x8D3\xC74D a";
+ const ::wstring str(s, sizeof(s)/sizeof(wchar_t));
+ EXPECT_EQ("L\"'\\\"\\?\\\\\\a\\b\\f\\n\\0\\r\\t\\v"
+ "\\xD3\\x576\\x8D3\\xC74D a\\0\"",
+ Print(str));
+}
+#endif // GTEST_HAS_GLOBAL_WSTRING
+
+#if GTEST_HAS_STD_WSTRING
+// ::std::wstring.
+TEST(PrintWideStringTest, StringInStdNamespace) {
+ const wchar_t s[] = L"'\"\?\\\a\b\f\n\0\r\t\v\xD3\x576\x8D3\xC74D a";
+ const ::std::wstring str(s, sizeof(s)/sizeof(wchar_t));
+ EXPECT_EQ("L\"'\\\"\\?\\\\\\a\\b\\f\\n\\0\\r\\t\\v"
+ "\\xD3\\x576\\x8D3\\xC74D a\\0\"",
+ Print(str));
+}
+#endif // GTEST_HAS_STD_WSTRING
+
+// Tests printing types that support generic streaming (i.e. streaming
+// to std::basic_ostream<Char, CharTraits> for any valid Char and
+// CharTraits types).
+
+// Tests printing a non-template type that supports generic streaming.
+
+class AllowsGenericStreaming {};
+
+template <typename Char, typename CharTraits>
+std::basic_ostream<Char, CharTraits>& operator<<(
+ std::basic_ostream<Char, CharTraits>& os,
+ const AllowsGenericStreaming& a) {
+ return os << "AllowsGenericStreaming";
+}
+
+TEST(PrintTypeWithGenericStreamingTest, NonTemplateType) {
+ AllowsGenericStreaming a;
+ EXPECT_EQ("AllowsGenericStreaming", Print(a));
+}
+
+// Tests printing a template type that supports generic streaming.
+
+template <typename T>
+class AllowsGenericStreamingTemplate {};
+
+template <typename Char, typename CharTraits, typename T>
+std::basic_ostream<Char, CharTraits>& operator<<(
+ std::basic_ostream<Char, CharTraits>& os,
+ const AllowsGenericStreamingTemplate<T>& a) {
+ return os << "AllowsGenericStreamingTemplate";
+}
+
+TEST(PrintTypeWithGenericStreamingTest, TemplateType) {
+ AllowsGenericStreamingTemplate<int> a;
+ EXPECT_EQ("AllowsGenericStreamingTemplate", Print(a));
+}
+
+// Tests printing a type that supports generic streaming and can be
+// implicitly converted to another printable type.
+
+template <typename T>
+class AllowsGenericStreamingAndImplicitConversionTemplate {
+ public:
+ operator bool() const { return false; }
+};
+
+template <typename Char, typename CharTraits, typename T>
+std::basic_ostream<Char, CharTraits>& operator<<(
+ std::basic_ostream<Char, CharTraits>& os,
+ const AllowsGenericStreamingAndImplicitConversionTemplate<T>& a) {
+ return os << "AllowsGenericStreamingAndImplicitConversionTemplate";
+}
+
+TEST(PrintTypeWithGenericStreamingTest, TypeImplicitlyConvertible) {
+ AllowsGenericStreamingAndImplicitConversionTemplate<int> a;
+ EXPECT_EQ("AllowsGenericStreamingAndImplicitConversionTemplate", Print(a));
+}
+
+// Tests printing STL containers.
+
+TEST(PrintStlContainerTest, EmptyDeque) {
+ deque<char> empty;
+ EXPECT_EQ("{}", Print(empty));
+}
+
+TEST(PrintStlContainerTest, NonEmptyDeque) {
+ deque<int> non_empty;
+ non_empty.push_back(1);
+ non_empty.push_back(3);
+ EXPECT_EQ("{ 1, 3 }", Print(non_empty));
+}
+
+#if GMOCK_HAS_HASH_MAP_
+
+TEST(PrintStlContainerTest, OneElementHashMap) {
+ hash_map<int, char> map1;
+ map1[1] = 'a';
+ EXPECT_EQ("{ (1, 'a' (97)) }", Print(map1));
+}
+
+TEST(PrintStlContainerTest, HashMultiMap) {
+ hash_multimap<int, bool> map1;
+ map1.insert(make_pair(5, true));
+ map1.insert(make_pair(5, false));
+
+ // Elements of hash_multimap can be printed in any order.
+ const string result = Print(map1);
+ EXPECT_TRUE(result == "{ (5, true), (5, false) }" ||
+ result == "{ (5, false), (5, true) }")
+ << " where Print(map1) returns \"" << result << "\".";
+}
+
+#endif // GMOCK_HAS_HASH_MAP_
+
+#if GMOCK_HAS_HASH_SET_
+
+TEST(PrintStlContainerTest, HashSet) {
+ hash_set<string> set1;
+ set1.insert("hello");
+ EXPECT_EQ("{ \"hello\" }", Print(set1));
+}
+
+TEST(PrintStlContainerTest, HashMultiSet) {
+ const int kSize = 5;
+ int a[kSize] = { 1, 1, 2, 5, 1 };
+ hash_multiset<int> set1(a, a + kSize);
+
+ // Elements of hash_multiset can be printed in any order.
+ const string result = Print(set1);
+ const string expected_pattern = "{ d, d, d, d, d }"; // d means a digit.
+
+ // Verifies the result matches the expected pattern; also extracts
+ // the numbers in the result.
+ ASSERT_EQ(expected_pattern.length(), result.length());
+ std::vector<int> numbers;
+ for (size_t i = 0; i != result.length(); i++) {
+ if (expected_pattern[i] == 'd') {
+ ASSERT_TRUE(isdigit(result[i]));
+ numbers.push_back(result[i] - '0');
+ } else {
+ EXPECT_EQ(expected_pattern[i], result[i]) << " where result is "
+ << result;
+ }
+ }
+
+ // Makes sure the result contains the right numbers.
+ std::sort(numbers.begin(), numbers.end());
+ std::sort(a, a + kSize);
+ EXPECT_TRUE(std::equal(a, a + kSize, numbers.begin()));
+}
+
+#endif // GMOCK_HAS_HASH_SET_
+
+TEST(PrintStlContainerTest, List) {
+ const char* a[] = {
+ "hello",
+ "world"
+ };
+ const list<string> strings(a, a + 2);
+ EXPECT_EQ("{ \"hello\", \"world\" }", Print(strings));
+}
+
+TEST(PrintStlContainerTest, Map) {
+ map<int, bool> map1;
+ map1[1] = true;
+ map1[5] = false;
+ map1[3] = true;
+ EXPECT_EQ("{ (1, true), (3, true), (5, false) }", Print(map1));
+}
+
+TEST(PrintStlContainerTest, MultiMap) {
+ multimap<bool, int> map1;
+ map1.insert(make_pair(true, 0));
+ map1.insert(make_pair(true, 1));
+ map1.insert(make_pair(false, 2));
+ EXPECT_EQ("{ (false, 2), (true, 0), (true, 1) }", Print(map1));
+}
+
+TEST(PrintStlContainerTest, Set) {
+ const unsigned int a[] = { 3, 0, 5 };
+ set<unsigned int> set1(a, a + 3);
+ EXPECT_EQ("{ 0, 3, 5 }", Print(set1));
+}
+
+TEST(PrintStlContainerTest, MultiSet) {
+ const int a[] = { 1, 1, 2, 5, 1 };
+ multiset<int> set1(a, a + 5);
+ EXPECT_EQ("{ 1, 1, 1, 2, 5 }", Print(set1));
+}
+
+TEST(PrintStlContainerTest, Pair) {
+ pair<const bool, int> p(true, 5);
+ EXPECT_EQ("(true, 5)", Print(p));
+}
+
+TEST(PrintStlContainerTest, Vector) {
+ vector<int> v;
+ v.push_back(1);
+ v.push_back(2);
+ EXPECT_EQ("{ 1, 2 }", Print(v));
+}
+
+TEST(PrintStlContainerTest, LongSequence) {
+ const int a[100] = { 1, 2, 3 };
+ const vector<int> v(a, a + 100);
+ EXPECT_EQ("{ 1, 2, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "
+ "0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, ... }", Print(v));
+}
+
+TEST(PrintStlContainerTest, NestedContainer) {
+ const int a1[] = { 1, 2 };
+ const int a2[] = { 3, 4, 5 };
+ const list<int> l1(a1, a1 + 2);
+ const list<int> l2(a2, a2 + 3);
+
+ vector<list<int> > v;
+ v.push_back(l1);
+ v.push_back(l2);
+ EXPECT_EQ("{ { 1, 2 }, { 3, 4, 5 } }", Print(v));
+}
+
+
+// Tests printing tuples.
+
+// Tuples of various arities.
+TEST(PrintTupleTest, VariousSizes) {
+ tuple<> t0;
+ EXPECT_EQ("()", Print(t0));
+
+ tuple<int> t1(5);
+ EXPECT_EQ("(5)", Print(t1));
+
+ tuple<char, bool> t2('a', true);
+ EXPECT_EQ("('a' (97), true)", Print(t2));
+
+ tuple<bool, int, int> t3(false, 2, 3);
+ EXPECT_EQ("(false, 2, 3)", Print(t3));
+
+ tuple<bool, int, int, int> t4(false, 2, 3, 4);
+ EXPECT_EQ("(false, 2, 3, 4)", Print(t4));
+
+ tuple<bool, int, int, int, bool> t5(false, 2, 3, 4, true);
+ EXPECT_EQ("(false, 2, 3, 4, true)", Print(t5));
+
+ tuple<bool, int, int, int, bool, int> t6(false, 2, 3, 4, true, 6);
+ EXPECT_EQ("(false, 2, 3, 4, true, 6)", Print(t6));
+
+ tuple<bool, int, int, int, bool, int, int> t7(false, 2, 3, 4, true, 6, 7);
+ EXPECT_EQ("(false, 2, 3, 4, true, 6, 7)", Print(t7));
+
+ tuple<bool, int, int, int, bool, int, int, bool> t8(
+ false, 2, 3, 4, true, 6, 7, true);
+ EXPECT_EQ("(false, 2, 3, 4, true, 6, 7, true)", Print(t8));
+
+ tuple<bool, int, int, int, bool, int, int, bool, int> t9(
+ false, 2, 3, 4, true, 6, 7, true, 9);
+ EXPECT_EQ("(false, 2, 3, 4, true, 6, 7, true, 9)", Print(t9));
+
+ const char* const str = "8";
+ tuple<bool, char, short, testing::internal::Int32, // NOLINT
+ testing::internal::Int64, float, double, const char*, void*, string>
+ t10(false, 'a', 3, 4, 5, 6.5F, 7.5, str, NULL, "10");
+ EXPECT_EQ("(false, 'a' (97), 3, 4, 5, 6.5, 7.5, " + PrintPointer(str) +
+ " pointing to \"8\", NULL, \"10\")",
+ Print(t10));
+}
+
+// Nested tuples.
+TEST(PrintTupleTest, NestedTuple) {
+ tuple<tuple<int, double>, char> nested(make_tuple(5, 9.5), 'a');
+ EXPECT_EQ("((5, 9.5), 'a' (97))", Print(nested));
+}
+
+// Tests printing user-defined unprintable types.
+
+// Unprintable types in the global namespace.
+TEST(PrintUnprintableTypeTest, InGlobalNamespace) {
+ EXPECT_EQ("1-byte object <00>",
+ Print(UnprintableTemplateInGlobal<bool>()));
+}
+
+// Unprintable types in a user namespace.
+TEST(PrintUnprintableTypeTest, InUserNamespace) {
+ EXPECT_EQ("16-byte object <EF12 0000 34AB 0000 0000 0000 0000 0000>",
+ Print(::foo::UnprintableInFoo()));
+}
+
+// Unprintable types are that too big to be printed completely.
+
+struct Big {
+ Big() { memset(array, 0, sizeof(array)); }
+ char array[257];
+};
+
+TEST(PrintUnpritableTypeTest, BigObject) {
+ EXPECT_EQ("257-byte object <0000 0000 0000 0000 0000 0000 "
+ "0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 "
+ "0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 "
+ "0000 0000 0000 0000 0000 0000 ... 0000 0000 0000 "
+ "0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 "
+ "0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 "
+ "0000 0000 0000 0000 0000 0000 0000 0000 00>",
+ Print(Big()));
+}
+
+// Tests printing user-defined streamable types.
+
+// Streamable types in the global namespace.
+TEST(PrintStreamableTypeTest, InGlobalNamespace) {
+ EXPECT_EQ("StreamableInGlobal",
+ Print(StreamableInGlobal()));
+}
+
+// Printable template types in a user namespace.
+TEST(PrintStreamableTypeTest, TemplateTypeInUserNamespace) {
+ EXPECT_EQ("StreamableTemplateInFoo: 0",
+ Print(::foo::StreamableTemplateInFoo<int>()));
+}
+
+// Tests printing user-defined types that have a PrintTo() function.
+TEST(PrintPrintableTypeTest, InUserNamespace) {
+ EXPECT_EQ("PrintableViaPrintTo: 0",
+ Print(::foo::PrintableViaPrintTo()));
+}
+
+// Tests printing user-defined class template that have a PrintTo() function.
+TEST(PrintPrintableTypeTest, TemplateInUserNamespace) {
+ EXPECT_EQ("PrintableViaPrintToTemplate: 5",
+ Print(::foo::PrintableViaPrintToTemplate<int>(5)));
+}
+
+#if GMOCK_HAS_PROTOBUF_
+
+// Tests printing a protocol message.
+TEST(PrintProtocolMessageTest, PrintsShortDebugString) {
+ testing::internal::TestMessage msg;
+ msg.set_member("yes");
+ EXPECT_EQ("<member:\"yes\">", Print(msg));
+}
+
+// Tests printing a proto2 message.
+TEST(PrintProto2MessageTest, PrintsShortDebugString) {
+ testing::internal::FooMessage msg;
+ msg.set_int_field(2);
+ EXPECT_PRED2(RE::FullMatch, Print(msg),
+ "<int_field:\\s*2\\s*>");
+}
+
+#endif // GMOCK_HAS_PROTOBUF_
+
+// Tests that the universal printer prints both the address and the
+// value of a reference.
+TEST(PrintReferenceTest, PrintsAddressAndValue) {
+ int n = 5;
+ EXPECT_EQ("@" + PrintPointer(&n) + " 5", PrintByRef(n));
+
+ int a[2][3] = {
+ { 0, 1, 2 },
+ { 3, 4, 5 }
+ };
+ EXPECT_EQ("@" + PrintPointer(a) + " { { 0, 1, 2 }, { 3, 4, 5 } }",
+ PrintByRef(a));
+
+ const ::foo::UnprintableInFoo x;
+ EXPECT_EQ("@" + PrintPointer(&x) + " 16-byte object "
+ "<EF12 0000 34AB 0000 0000 0000 0000 0000>",
+ PrintByRef(x));
+}
+
+// Tests that the universal printer prints a function pointer passed by
+// reference.
+TEST(PrintReferenceTest, HandlesFunctionPointer) {
+ void (*fp)(int n) = &MyFunction;
+ const string fp_pointer_string =
+ PrintPointer(reinterpret_cast<const void*>(&fp));
+ const string fp_string = PrintPointer(reinterpret_cast<const void*>(fp));
+ EXPECT_EQ("@" + fp_pointer_string + " " + fp_string,
+ PrintByRef(fp));
+}
+
+// Tests that the universal printer prints a member function pointer
+// passed by reference.
+TEST(PrintReferenceTest, HandlesMemberFunctionPointer) {
+ int (Foo::*p)(char ch) = &Foo::MyMethod;
+ EXPECT_THAT(PrintByRef(p),
+ StartsWith("@" + PrintPointer(reinterpret_cast<const void*>(&p))
+ + " " + Print(sizeof(p)) + "-byte object "));
+
+ char (Foo::*p2)(int n) = &Foo::MyVirtualMethod;
+ EXPECT_THAT(PrintByRef(p2),
+ StartsWith("@" + PrintPointer(reinterpret_cast<const void*>(&p2))
+ + " " + Print(sizeof(p2)) + "-byte object "));
+}
+
+// Tests that the universal printer prints a member variable pointer
+// passed by reference.
+TEST(PrintReferenceTest, HandlesMemberVariablePointer) {
+ int (Foo::*p) = &Foo::value; // NOLINT
+ EXPECT_THAT(PrintByRef(p),
+ StartsWith("@" + PrintPointer(&p)
+ + " " + Print(sizeof(p)) + "-byte object "));
+}
+
+TEST(PrintToStringTest, WorksForNonReference) {
+ EXPECT_EQ("123", UniversalPrinter<int>::PrintToString(123));
+}
+
+TEST(PrintToStringTest, WorksForReference) {
+ int n = 123;
+ EXPECT_EQ("@" + PrintPointer(&n) + " 123",
+ UniversalPrinter<const int&>::PrintToString(n));
+}
+
+TEST(UniversalTersePrintTest, WorksForNonReference) {
+ ::std::stringstream ss;
+ UniversalTersePrint(123, &ss);
+ EXPECT_EQ("123", ss.str());
+}
+
+TEST(UniversalTersePrintTest, WorksForReference) {
+ const int& n = 123;
+ ::std::stringstream ss;
+ UniversalTersePrint(n, &ss);
+ EXPECT_EQ("123", ss.str());
+}
+
+TEST(UniversalTersePrintTest, WorksForCString) {
+ const char* s1 = "abc";
+ ::std::stringstream ss1;
+ UniversalTersePrint(s1, &ss1);
+ EXPECT_EQ("\"abc\"", ss1.str());
+
+ char* s2 = const_cast<char*>(s1);
+ ::std::stringstream ss2;
+ UniversalTersePrint(s2, &ss2);
+ EXPECT_EQ("\"abc\"", ss2.str());
+
+ const char* s3 = NULL;
+ ::std::stringstream ss3;
+ UniversalTersePrint(s3, &ss3);
+ EXPECT_EQ("NULL", ss3.str());
+}
+
+TEST(UniversalTersePrintTupleFieldsToStringsTest, PrintsEmptyTuple) {
+ EXPECT_THAT(UniversalTersePrintTupleFieldsToStrings(make_tuple()),
+ ElementsAre());
+}
+
+TEST(UniversalTersePrintTupleFieldsToStringsTest, PrintsOneTuple) {
+ EXPECT_THAT(UniversalTersePrintTupleFieldsToStrings(make_tuple(1)),
+ ElementsAre("1"));
+}
+
+TEST(UniversalTersePrintTupleFieldsToStringsTest, PrintsTwoTuple) {
+ EXPECT_THAT(UniversalTersePrintTupleFieldsToStrings(make_tuple(1, 'a')),
+ ElementsAre("1", "'a' (97)"));
+}
+
+TEST(UniversalTersePrintTupleFieldsToStringsTest, PrintsTersely) {
+ const int n = 1;
+ EXPECT_THAT(UniversalTersePrintTupleFieldsToStrings(
+ tuple<const int&, const char*>(n, "a")),
+ ElementsAre("1", "\"a\""));
+}
+
+} // namespace gmock_printers_test
+} // namespace testing