gmock-internal-utils_test.cc revision 02f7106557fde1f1075dc53d65ef1f7a11851f93 
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30// Author: wan@google.com (Zhanyong Wan)
31
32// Google Mock - a framework for writing C++ mock classes.
33//
34// This file tests the internal utilities.
35
36#include <gmock/internal/gmock-internal-utils.h>
37#include <stdlib.h>
38#include <map>
39#include <string>
40#include <sstream>
41#include <vector>
42#include <gmock/gmock.h>
43#include <gmock/internal/gmock-port.h>
44#include <gtest/gtest.h>
45#include <gtest/gtest-spi.h>
46
47#if GTEST_OS_CYGWIN
48#include <sys/types.h>  // For ssize_t. NOLINT
49#endif
50
51class ProtocolMessage;
52
53namespace proto2 {
54class Message;
55}  // namespace proto2
56
57namespace testing {
58namespace internal {
59
60namespace {
61
62using ::std::tr1::make_tuple;
63using ::std::tr1::tuple;
64
65TEST(ConvertIdentifierNameToWordsTest, WorksWhenNameContainsNoWord) {
66  EXPECT_EQ("", ConvertIdentifierNameToWords(""));
67  EXPECT_EQ("", ConvertIdentifierNameToWords("_"));
68  EXPECT_EQ("", ConvertIdentifierNameToWords("__"));
69}
70
71TEST(ConvertIdentifierNameToWordsTest, WorksWhenNameContainsDigits) {
72  EXPECT_EQ("1", ConvertIdentifierNameToWords("_1"));
73  EXPECT_EQ("2", ConvertIdentifierNameToWords("2_"));
74  EXPECT_EQ("34", ConvertIdentifierNameToWords("_34_"));
75  EXPECT_EQ("34 56", ConvertIdentifierNameToWords("_34_56"));
76}
77
78TEST(ConvertIdentifierNameToWordsTest, WorksWhenNameContainsCamelCaseWords) {
79  EXPECT_EQ("a big word", ConvertIdentifierNameToWords("ABigWord"));
80  EXPECT_EQ("foo bar", ConvertIdentifierNameToWords("FooBar"));
81  EXPECT_EQ("foo", ConvertIdentifierNameToWords("Foo_"));
82  EXPECT_EQ("foo bar", ConvertIdentifierNameToWords("_Foo_Bar_"));
83  EXPECT_EQ("foo and bar", ConvertIdentifierNameToWords("_Foo__And_Bar"));
84}
85
86TEST(ConvertIdentifierNameToWordsTest, WorksWhenNameContains_SeparatedWords) {
87  EXPECT_EQ("foo bar", ConvertIdentifierNameToWords("foo_bar"));
88  EXPECT_EQ("foo", ConvertIdentifierNameToWords("_foo_"));
89  EXPECT_EQ("foo bar", ConvertIdentifierNameToWords("_foo_bar_"));
90  EXPECT_EQ("foo and bar", ConvertIdentifierNameToWords("_foo__and_bar"));
91}
92
93TEST(ConvertIdentifierNameToWordsTest, WorksWhenNameIsMixture) {
94  EXPECT_EQ("foo bar 123", ConvertIdentifierNameToWords("Foo_bar123"));
95  EXPECT_EQ("chapter 11 section 1",
96            ConvertIdentifierNameToWords("_Chapter11Section_1_"));
97}
98
99TEST(PointeeOfTest, WorksForSmartPointers) {
100  CompileAssertTypesEqual<const char,
101      PointeeOf<internal::linked_ptr<const char> >::type>();
102}
103
104TEST(PointeeOfTest, WorksForRawPointers) {
105  CompileAssertTypesEqual<int, PointeeOf<int*>::type>();
106  CompileAssertTypesEqual<const char, PointeeOf<const char*>::type>();
107  CompileAssertTypesEqual<void, PointeeOf<void*>::type>();
108}
109
110TEST(GetRawPointerTest, WorksForSmartPointers) {
111  const char* const raw_p4 = new const char('a');  // NOLINT
112  const internal::linked_ptr<const char> p4(raw_p4);
113  EXPECT_EQ(raw_p4, GetRawPointer(p4));
114}
115
116TEST(GetRawPointerTest, WorksForRawPointers) {
117  int* p = NULL;
118  // Don't use EXPECT_EQ as no NULL-testing magic on Symbian.
119  EXPECT_TRUE(NULL == GetRawPointer(p));
120  int n = 1;
121  EXPECT_EQ(&n, GetRawPointer(&n));
122}
123
124// Tests KindOf<T>.
125
126class Base {};
127class Derived : public Base {};
128
129TEST(KindOfTest, Bool) {
130  EXPECT_EQ(kBool, GMOCK_KIND_OF_(bool));  // NOLINT
131}
132
133TEST(KindOfTest, Integer) {
134  EXPECT_EQ(kInteger, GMOCK_KIND_OF_(char));  // NOLINT
135  EXPECT_EQ(kInteger, GMOCK_KIND_OF_(signed char));  // NOLINT
136  EXPECT_EQ(kInteger, GMOCK_KIND_OF_(unsigned char));  // NOLINT
137  EXPECT_EQ(kInteger, GMOCK_KIND_OF_(short));  // NOLINT
138  EXPECT_EQ(kInteger, GMOCK_KIND_OF_(unsigned short));  // NOLINT
139  EXPECT_EQ(kInteger, GMOCK_KIND_OF_(int));  // NOLINT
140  EXPECT_EQ(kInteger, GMOCK_KIND_OF_(unsigned int));  // NOLINT
141  EXPECT_EQ(kInteger, GMOCK_KIND_OF_(long));  // NOLINT
142  EXPECT_EQ(kInteger, GMOCK_KIND_OF_(unsigned long));  // NOLINT
143  EXPECT_EQ(kInteger, GMOCK_KIND_OF_(wchar_t));  // NOLINT
144  EXPECT_EQ(kInteger, GMOCK_KIND_OF_(Int64));  // NOLINT
145  EXPECT_EQ(kInteger, GMOCK_KIND_OF_(UInt64));  // NOLINT
146  EXPECT_EQ(kInteger, GMOCK_KIND_OF_(size_t));  // NOLINT
147#if GTEST_OS_LINUX || GTEST_OS_MAC || GTEST_OS_CYGWIN
148  // ssize_t is not defined on Windows and possibly some other OSes.
149  EXPECT_EQ(kInteger, GMOCK_KIND_OF_(ssize_t));  // NOLINT
150#endif
151}
152
153TEST(KindOfTest, FloatingPoint) {
154  EXPECT_EQ(kFloatingPoint, GMOCK_KIND_OF_(float));  // NOLINT
155  EXPECT_EQ(kFloatingPoint, GMOCK_KIND_OF_(double));  // NOLINT
156  EXPECT_EQ(kFloatingPoint, GMOCK_KIND_OF_(long double));  // NOLINT
157}
158
159TEST(KindOfTest, Other) {
160  EXPECT_EQ(kOther, GMOCK_KIND_OF_(void*));  // NOLINT
161  EXPECT_EQ(kOther, GMOCK_KIND_OF_(char**));  // NOLINT
162  EXPECT_EQ(kOther, GMOCK_KIND_OF_(Base));  // NOLINT
163}
164
165// Tests LosslessArithmeticConvertible<T, U>.
166
167TEST(LosslessArithmeticConvertibleTest, BoolToBool) {
168  EXPECT_TRUE((LosslessArithmeticConvertible<bool, bool>::value));
169}
170
171TEST(LosslessArithmeticConvertibleTest, BoolToInteger) {
172  EXPECT_TRUE((LosslessArithmeticConvertible<bool, char>::value));
173  EXPECT_TRUE((LosslessArithmeticConvertible<bool, int>::value));
174  EXPECT_TRUE(
175      (LosslessArithmeticConvertible<bool, unsigned long>::value));  // NOLINT
176}
177
178TEST(LosslessArithmeticConvertibleTest, BoolToFloatingPoint) {
179  EXPECT_TRUE((LosslessArithmeticConvertible<bool, float>::value));
180  EXPECT_TRUE((LosslessArithmeticConvertible<bool, double>::value));
181}
182
183TEST(LosslessArithmeticConvertibleTest, IntegerToBool) {
184  EXPECT_FALSE((LosslessArithmeticConvertible<unsigned char, bool>::value));
185  EXPECT_FALSE((LosslessArithmeticConvertible<int, bool>::value));
186}
187
188TEST(LosslessArithmeticConvertibleTest, IntegerToInteger) {
189  // Unsigned => larger signed is fine.
190  EXPECT_TRUE((LosslessArithmeticConvertible<unsigned char, int>::value));
191
192  // Unsigned => larger unsigned is fine.
193  EXPECT_TRUE(
194      (LosslessArithmeticConvertible<unsigned short, UInt64>::value)); // NOLINT
195
196  // Signed => unsigned is not fine.
197  EXPECT_FALSE((LosslessArithmeticConvertible<short, UInt64>::value)); // NOLINT
198  EXPECT_FALSE((LosslessArithmeticConvertible<
199      signed char, unsigned int>::value));  // NOLINT
200
201  // Same size and same signedness: fine too.
202  EXPECT_TRUE((LosslessArithmeticConvertible<
203               unsigned char, unsigned char>::value));
204  EXPECT_TRUE((LosslessArithmeticConvertible<int, int>::value));
205  EXPECT_TRUE((LosslessArithmeticConvertible<wchar_t, wchar_t>::value));
206  EXPECT_TRUE((LosslessArithmeticConvertible<
207               unsigned long, unsigned long>::value));  // NOLINT
208
209  // Same size, different signedness: not fine.
210  EXPECT_FALSE((LosslessArithmeticConvertible<
211                unsigned char, signed char>::value));
212  EXPECT_FALSE((LosslessArithmeticConvertible<int, unsigned int>::value));
213  EXPECT_FALSE((LosslessArithmeticConvertible<UInt64, Int64>::value));
214
215  // Larger size => smaller size is not fine.
216  EXPECT_FALSE((LosslessArithmeticConvertible<long, char>::value));  // NOLINT
217  EXPECT_FALSE((LosslessArithmeticConvertible<int, signed char>::value));
218  EXPECT_FALSE((LosslessArithmeticConvertible<Int64, unsigned int>::value));
219}
220
221TEST(LosslessArithmeticConvertibleTest, IntegerToFloatingPoint) {
222  // Integers cannot be losslessly converted to floating-points, as
223  // the format of the latter is implementation-defined.
224  EXPECT_FALSE((LosslessArithmeticConvertible<char, float>::value));
225  EXPECT_FALSE((LosslessArithmeticConvertible<int, double>::value));
226  EXPECT_FALSE((LosslessArithmeticConvertible<
227                short, long double>::value));  // NOLINT
228}
229
230TEST(LosslessArithmeticConvertibleTest, FloatingPointToBool) {
231  EXPECT_FALSE((LosslessArithmeticConvertible<float, bool>::value));
232  EXPECT_FALSE((LosslessArithmeticConvertible<double, bool>::value));
233}
234
235TEST(LosslessArithmeticConvertibleTest, FloatingPointToInteger) {
236  EXPECT_FALSE((LosslessArithmeticConvertible<float, long>::value));  // NOLINT
237  EXPECT_FALSE((LosslessArithmeticConvertible<double, Int64>::value));
238  EXPECT_FALSE((LosslessArithmeticConvertible<long double, int>::value));
239}
240
241TEST(LosslessArithmeticConvertibleTest, FloatingPointToFloatingPoint) {
242  // Smaller size => larger size is fine.
243  EXPECT_TRUE((LosslessArithmeticConvertible<float, double>::value));
244  EXPECT_TRUE((LosslessArithmeticConvertible<float, long double>::value));
245  EXPECT_TRUE((LosslessArithmeticConvertible<double, long double>::value));
246
247  // Same size: fine.
248  EXPECT_TRUE((LosslessArithmeticConvertible<float, float>::value));
249  EXPECT_TRUE((LosslessArithmeticConvertible<double, double>::value));
250
251  // Larger size => smaller size is not fine.
252  EXPECT_FALSE((LosslessArithmeticConvertible<double, float>::value));
253  if (sizeof(double) == sizeof(long double)) {  // NOLINT
254    // In some implementations (e.g. MSVC), double and long double
255    // have the same size.
256    EXPECT_TRUE((LosslessArithmeticConvertible<long double, double>::value));
257  } else {
258    EXPECT_FALSE((LosslessArithmeticConvertible<long double, double>::value));
259  }
260}
261
262// Tests the TupleMatches() template function.
263
264TEST(TupleMatchesTest, WorksForSize0) {
265  tuple<> matchers;
266  tuple<> values;
267
268  EXPECT_TRUE(TupleMatches(matchers, values));
269}
270
271TEST(TupleMatchesTest, WorksForSize1) {
272  tuple<Matcher<int> > matchers(Eq(1));
273  tuple<int> values1(1),
274      values2(2);
275
276  EXPECT_TRUE(TupleMatches(matchers, values1));
277  EXPECT_FALSE(TupleMatches(matchers, values2));
278}
279
280TEST(TupleMatchesTest, WorksForSize2) {
281  tuple<Matcher<int>, Matcher<char> > matchers(Eq(1), Eq('a'));
282  tuple<int, char> values1(1, 'a'),
283      values2(1, 'b'),
284      values3(2, 'a'),
285      values4(2, 'b');
286
287  EXPECT_TRUE(TupleMatches(matchers, values1));
288  EXPECT_FALSE(TupleMatches(matchers, values2));
289  EXPECT_FALSE(TupleMatches(matchers, values3));
290  EXPECT_FALSE(TupleMatches(matchers, values4));
291}
292
293TEST(TupleMatchesTest, WorksForSize5) {
294  tuple<Matcher<int>, Matcher<char>, Matcher<bool>, Matcher<long>,  // NOLINT
295      Matcher<string> >
296      matchers(Eq(1), Eq('a'), Eq(true), Eq(2L), Eq("hi"));
297  tuple<int, char, bool, long, string>  // NOLINT
298      values1(1, 'a', true, 2L, "hi"),
299      values2(1, 'a', true, 2L, "hello"),
300      values3(2, 'a', true, 2L, "hi");
301
302  EXPECT_TRUE(TupleMatches(matchers, values1));
303  EXPECT_FALSE(TupleMatches(matchers, values2));
304  EXPECT_FALSE(TupleMatches(matchers, values3));
305}
306
307// Tests that Assert(true, ...) succeeds.
308TEST(AssertTest, SucceedsOnTrue) {
309  Assert(true, __FILE__, __LINE__, "This should succeed.");
310  Assert(true, __FILE__, __LINE__);  // This should succeed too.
311}
312
313// Tests that Assert(false, ...) generates a fatal failure.
314TEST(AssertTest, FailsFatallyOnFalse) {
315  EXPECT_DEATH_IF_SUPPORTED({
316    Assert(false, __FILE__, __LINE__, "This should fail.");
317  }, "");
318
319  EXPECT_DEATH_IF_SUPPORTED({
320    Assert(false, __FILE__, __LINE__);
321  }, "");
322}
323
324// Tests that Expect(true, ...) succeeds.
325TEST(ExpectTest, SucceedsOnTrue) {
326  Expect(true, __FILE__, __LINE__, "This should succeed.");
327  Expect(true, __FILE__, __LINE__);  // This should succeed too.
328}
329
330// Tests that Expect(false, ...) generates a non-fatal failure.
331TEST(ExpectTest, FailsNonfatallyOnFalse) {
332  EXPECT_NONFATAL_FAILURE({  // NOLINT
333    Expect(false, __FILE__, __LINE__, "This should fail.");
334  }, "This should fail");
335
336  EXPECT_NONFATAL_FAILURE({  // NOLINT
337    Expect(false, __FILE__, __LINE__);
338  }, "Expectation failed");
339}
340
341// Tests LogIsVisible().
342
343class LogIsVisibleTest : public ::testing::Test {
344 protected:
345  virtual void SetUp() {
346    // The code needs to work when both ::string and ::std::string are
347    // defined and the flag is implemented as a
348    // testing::internal::String.  In this case, without the call to
349    // c_str(), the compiler will complain that it cannot figure out
350    // whether the String flag should be converted to a ::string or an
351    // ::std::string before being assigned to original_verbose_.
352    original_verbose_ = GMOCK_FLAG(verbose).c_str();
353  }
354
355  virtual void TearDown() { GMOCK_FLAG(verbose) = original_verbose_; }
356
357  string original_verbose_;
358};
359
360TEST_F(LogIsVisibleTest, AlwaysReturnsTrueIfVerbosityIsInfo) {
361  GMOCK_FLAG(verbose) = kInfoVerbosity;
362  EXPECT_TRUE(LogIsVisible(INFO));
363  EXPECT_TRUE(LogIsVisible(WARNING));
364}
365
366TEST_F(LogIsVisibleTest, AlwaysReturnsFalseIfVerbosityIsError) {
367  GMOCK_FLAG(verbose) = kErrorVerbosity;
368  EXPECT_FALSE(LogIsVisible(INFO));
369  EXPECT_FALSE(LogIsVisible(WARNING));
370}
371
372TEST_F(LogIsVisibleTest, WorksWhenVerbosityIsWarning) {
373  GMOCK_FLAG(verbose) = kWarningVerbosity;
374  EXPECT_FALSE(LogIsVisible(INFO));
375  EXPECT_TRUE(LogIsVisible(WARNING));
376}
377
378#if GTEST_HAS_STREAM_REDIRECTION_
379
380// Tests the Log() function.
381
382// Verifies that Log() behaves correctly for the given verbosity level
383// and log severity.
384void TestLogWithSeverity(const string& verbosity, LogSeverity severity,
385                         bool should_print) {
386  const string old_flag = GMOCK_FLAG(verbose);
387  GMOCK_FLAG(verbose) = verbosity;
388  CaptureStdout();
389  Log(severity, "Test log.\n", 0);
390  if (should_print) {
391    EXPECT_THAT(GetCapturedStdout().c_str(),
392                ContainsRegex(
393                    severity == WARNING ?
394                    "^\nGMOCK WARNING:\nTest log\\.\nStack trace:\n" :
395                    "^\nTest log\\.\nStack trace:\n"));
396  } else {
397    EXPECT_STREQ("", GetCapturedStdout().c_str());
398  }
399  GMOCK_FLAG(verbose) = old_flag;
400}
401
402// Tests that when the stack_frames_to_skip parameter is negative,
403// Log() doesn't include the stack trace in the output.
404TEST(LogTest, NoStackTraceWhenStackFramesToSkipIsNegative) {
405  const string saved_flag = GMOCK_FLAG(verbose);
406  GMOCK_FLAG(verbose) = kInfoVerbosity;
407  CaptureStdout();
408  Log(INFO, "Test log.\n", -1);
409  EXPECT_STREQ("\nTest log.\n", GetCapturedStdout().c_str());
410  GMOCK_FLAG(verbose) = saved_flag;
411}
412
413// Tests that in opt mode, a positive stack_frames_to_skip argument is
414// treated as 0.
415TEST(LogTest, NoSkippingStackFrameInOptMode) {
416  CaptureStdout();
417  Log(WARNING, "Test log.\n", 100);
418  const String log = GetCapturedStdout();
419#if defined(NDEBUG) && GTEST_GOOGLE3_MODE_
420  // In opt mode, no stack frame should be skipped.
421  EXPECT_THAT(log, ContainsRegex("\nGMOCK WARNING:\n"
422                                 "Test log\\.\n"
423                                 "Stack trace:\n"
424                                 ".+"));
425#else
426  // In dbg mode, the stack frames should be skipped.
427  EXPECT_STREQ("\nGMOCK WARNING:\n"
428               "Test log.\n"
429               "Stack trace:\n", log.c_str());
430#endif
431}
432
433// Tests that all logs are printed when the value of the
434// --gmock_verbose flag is "info".
435TEST(LogTest, AllLogsArePrintedWhenVerbosityIsInfo) {
436  TestLogWithSeverity(kInfoVerbosity, INFO, true);
437  TestLogWithSeverity(kInfoVerbosity, WARNING, true);
438}
439
440// Tests that only warnings are printed when the value of the
441// --gmock_verbose flag is "warning".
442TEST(LogTest, OnlyWarningsArePrintedWhenVerbosityIsWarning) {
443  TestLogWithSeverity(kWarningVerbosity, INFO, false);
444  TestLogWithSeverity(kWarningVerbosity, WARNING, true);
445}
446
447// Tests that no logs are printed when the value of the
448// --gmock_verbose flag is "error".
449TEST(LogTest, NoLogsArePrintedWhenVerbosityIsError) {
450  TestLogWithSeverity(kErrorVerbosity, INFO, false);
451  TestLogWithSeverity(kErrorVerbosity, WARNING, false);
452}
453
454// Tests that only warnings are printed when the value of the
455// --gmock_verbose flag is invalid.
456TEST(LogTest, OnlyWarningsArePrintedWhenVerbosityIsInvalid) {
457  TestLogWithSeverity("invalid", INFO, false);
458  TestLogWithSeverity("invalid", WARNING, true);
459}
460
461#endif  // GTEST_HAS_STREAM_REDIRECTION_
462
463TEST(TypeTraitsTest, true_type) {
464  EXPECT_TRUE(true_type::value);
465}
466
467TEST(TypeTraitsTest, false_type) {
468  EXPECT_FALSE(false_type::value);
469}
470
471TEST(TypeTraitsTest, is_reference) {
472  EXPECT_FALSE(is_reference<int>::value);
473  EXPECT_FALSE(is_reference<char*>::value);
474  EXPECT_TRUE(is_reference<const int&>::value);
475}
476
477TEST(TypeTraitsTest, is_pointer) {
478  EXPECT_FALSE(is_pointer<int>::value);
479  EXPECT_FALSE(is_pointer<char&>::value);
480  EXPECT_TRUE(is_pointer<const int*>::value);
481}
482
483TEST(TypeTraitsTest, type_equals) {
484  EXPECT_FALSE((type_equals<int, const int>::value));
485  EXPECT_FALSE((type_equals<int, int&>::value));
486  EXPECT_FALSE((type_equals<int, double>::value));
487  EXPECT_TRUE((type_equals<char, char>::value));
488}
489
490TEST(TypeTraitsTest, remove_reference) {
491  EXPECT_TRUE((type_equals<char, remove_reference<char&>::type>::value));
492  EXPECT_TRUE((type_equals<const int,
493               remove_reference<const int&>::type>::value));
494  EXPECT_TRUE((type_equals<int, remove_reference<int>::type>::value));
495  EXPECT_TRUE((type_equals<double*, remove_reference<double*>::type>::value));
496}
497
498#if GTEST_HAS_STREAM_REDIRECTION_
499
500// Verifies that Log() behaves correctly for the given verbosity level
501// and log severity.
502String GrabOutput(void(*logger)(), const char* verbosity) {
503  const string saved_flag = GMOCK_FLAG(verbose);
504  GMOCK_FLAG(verbose) = verbosity;
505  CaptureStdout();
506  logger();
507  GMOCK_FLAG(verbose) = saved_flag;
508  return GetCapturedStdout();
509}
510
511class DummyMock {
512 public:
513  MOCK_METHOD0(TestMethod, void());
514  MOCK_METHOD1(TestMethodArg, void(int dummy));
515};
516
517void ExpectCallLogger() {
518  DummyMock mock;
519  EXPECT_CALL(mock, TestMethod());
520  mock.TestMethod();
521};
522
523// Verifies that EXPECT_CALL logs if the --gmock_verbose flag is set to "info".
524TEST(ExpectCallTest, LogsWhenVerbosityIsInfo) {
525  EXPECT_THAT(GrabOutput(ExpectCallLogger, kInfoVerbosity),
526              HasSubstr("EXPECT_CALL(mock, TestMethod())"));
527}
528
529// Verifies that EXPECT_CALL doesn't log
530// if the --gmock_verbose flag is set to "warning".
531TEST(ExpectCallTest, DoesNotLogWhenVerbosityIsWarning) {
532  EXPECT_STREQ("", GrabOutput(ExpectCallLogger, kWarningVerbosity).c_str());
533}
534
535// Verifies that EXPECT_CALL doesn't log
536// if the --gmock_verbose flag is set to "error".
537TEST(ExpectCallTest,  DoesNotLogWhenVerbosityIsError) {
538  EXPECT_STREQ("", GrabOutput(ExpectCallLogger, kErrorVerbosity).c_str());
539}
540
541void OnCallLogger() {
542  DummyMock mock;
543  ON_CALL(mock, TestMethod());
544};
545
546// Verifies that ON_CALL logs if the --gmock_verbose flag is set to "info".
547TEST(OnCallTest, LogsWhenVerbosityIsInfo) {
548  EXPECT_THAT(GrabOutput(OnCallLogger, kInfoVerbosity),
549              HasSubstr("ON_CALL(mock, TestMethod())"));
550}
551
552// Verifies that ON_CALL doesn't log
553// if the --gmock_verbose flag is set to "warning".
554TEST(OnCallTest, DoesNotLogWhenVerbosityIsWarning) {
555  EXPECT_STREQ("", GrabOutput(OnCallLogger, kWarningVerbosity).c_str());
556}
557
558// Verifies that ON_CALL doesn't log if
559// the --gmock_verbose flag is set to "error".
560TEST(OnCallTest, DoesNotLogWhenVerbosityIsError) {
561  EXPECT_STREQ("", GrabOutput(OnCallLogger, kErrorVerbosity).c_str());
562}
563
564void OnCallAnyArgumentLogger() {
565  DummyMock mock;
566  ON_CALL(mock, TestMethodArg(_));
567}
568
569// Verifies that ON_CALL prints provided _ argument.
570TEST(OnCallTest, LogsAnythingArgument) {
571  EXPECT_THAT(GrabOutput(OnCallAnyArgumentLogger, kInfoVerbosity),
572              HasSubstr("ON_CALL(mock, TestMethodArg(_)"));
573}
574
575#endif  // GTEST_HAS_STREAM_REDIRECTION_
576
577// Tests StlContainerView.
578
579TEST(StlContainerViewTest, WorksForStlContainer) {
580  StaticAssertTypeEq<std::vector<int>,
581      StlContainerView<std::vector<int> >::type>();
582  StaticAssertTypeEq<const std::vector<double>&,
583      StlContainerView<std::vector<double> >::const_reference>();
584
585  typedef std::vector<char> Chars;
586  Chars v1;
587  const Chars& v2(StlContainerView<Chars>::ConstReference(v1));
588  EXPECT_EQ(&v1, &v2);
589
590  v1.push_back('a');
591  Chars v3 = StlContainerView<Chars>::Copy(v1);
592  EXPECT_THAT(v3, Eq(v3));
593}
594
595TEST(StlContainerViewTest, WorksForStaticNativeArray) {
596  StaticAssertTypeEq<NativeArray<int>,
597      StlContainerView<int[3]>::type>();
598  StaticAssertTypeEq<NativeArray<double>,
599      StlContainerView<const double[4]>::type>();
600  StaticAssertTypeEq<NativeArray<char[3]>,
601      StlContainerView<const char[2][3]>::type>();
602
603  StaticAssertTypeEq<const NativeArray<int>,
604      StlContainerView<int[2]>::const_reference>();
605
606  int a1[3] = { 0, 1, 2 };
607  NativeArray<int> a2 = StlContainerView<int[3]>::ConstReference(a1);
608  EXPECT_EQ(3U, a2.size());
609  EXPECT_EQ(a1, a2.begin());
610
611  const NativeArray<int> a3 = StlContainerView<int[3]>::Copy(a1);
612  ASSERT_EQ(3U, a3.size());
613  EXPECT_EQ(0, a3.begin()[0]);
614  EXPECT_EQ(1, a3.begin()[1]);
615  EXPECT_EQ(2, a3.begin()[2]);
616
617  // Makes sure a1 and a3 aren't aliases.
618  a1[0] = 3;
619  EXPECT_EQ(0, a3.begin()[0]);
620}
621
622TEST(StlContainerViewTest, WorksForDynamicNativeArray) {
623  StaticAssertTypeEq<NativeArray<int>,
624      StlContainerView<tuple<const int*, size_t> >::type>();
625  StaticAssertTypeEq<NativeArray<double>,
626      StlContainerView<tuple<linked_ptr<double>, int> >::type>();
627
628  StaticAssertTypeEq<const NativeArray<int>,
629      StlContainerView<tuple<const int*, int> >::const_reference>();
630
631  int a1[3] = { 0, 1, 2 };
632  const int* const p1 = a1;
633  NativeArray<int> a2 = StlContainerView<tuple<const int*, int> >::
634      ConstReference(make_tuple(p1, 3));
635  EXPECT_EQ(3U, a2.size());
636  EXPECT_EQ(a1, a2.begin());
637
638  const NativeArray<int> a3 = StlContainerView<tuple<int*, size_t> >::
639      Copy(make_tuple(static_cast<int*>(a1), 3));
640  ASSERT_EQ(3U, a3.size());
641  EXPECT_EQ(0, a3.begin()[0]);
642  EXPECT_EQ(1, a3.begin()[1]);
643  EXPECT_EQ(2, a3.begin()[2]);
644
645  // Makes sure a1 and a3 aren't aliases.
646  a1[0] = 3;
647  EXPECT_EQ(0, a3.begin()[0]);
648}
649
650}  // namespace
651}  // namespace internal
652}  // namespace testing
653