Googletest export
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@ -202,10 +202,9 @@ You can call the function
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to assert that types `T1` and `T2` are the same. The function does nothing if
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the assertion is satisfied. If the types are different, the function call will
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fail to compile, the compiler error message will say that
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`T1 and T2 are not the same type` and most likely (depending on the compiler)
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show you the actual values of `T1` and `T2`. This is mainly useful inside
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template code.
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fail to compile, the compiler error message will say that `T1 and T2 are not the
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same type` and most likely (depending on the compiler) show you the actual
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values of `T1` and `T2`. This is mainly useful inside template code.
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**Caveat**: When used inside a member function of a class template or a function
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template, `StaticAssertTypeEq<T1, T2>()` is effective only if the function is
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@ -610,15 +609,14 @@ Despite the improved thread safety afforded by the "threadsafe" style of death
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test, thread problems such as deadlock are still possible in the presence of
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handlers registered with `pthread_atfork(3)`.
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## Using Assertions in Sub-routines
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{: .callout .note}
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Note: If you want to put a series of test assertions in a subroutine to check
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for a complex condition, consider using
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[a custom GMock matcher](gmock_cook_book.md#NewMatchers)
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instead. This lets you provide a more readable error message in case of failure
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and avoid all of the issues described below.
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[a custom GMock matcher](gmock_cook_book.md#NewMatchers) instead. This lets you
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provide a more readable error message in case of failure and avoid all of the
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issues described below.
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### Adding Traces to Assertions
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@ -631,6 +629,7 @@ the `SCOPED_TRACE` macro or the `ScopedTrace` utility:
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```c++
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SCOPED_TRACE(message);
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```
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```c++
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ScopedTrace trace("file_path", line_number, message);
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```
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@ -1481,8 +1480,8 @@ In frameworks that report a failure by throwing an exception, you could catch
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the exception and assert on it. But googletest doesn't use exceptions, so how do
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we test that a piece of code generates an expected failure?
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`"gtest/gtest-spi.h"` contains some constructs to do this. After #including this header,
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you can use
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`"gtest/gtest-spi.h"` contains some constructs to do this.
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After #including this header, you can use
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```c++
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EXPECT_FATAL_FAILURE(statement, substring);
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@ -1592,6 +1591,7 @@ int main(int argc, char** argv) {
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return RUN_ALL_TESTS();
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}
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```
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## Getting the Current Test's Name
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Sometimes a function may need to know the name of the currently running test.
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@ -1816,8 +1816,7 @@ By default, a googletest program runs all tests the user has defined. In some
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cases (e.g. iterative test development & execution) it may be desirable stop
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test execution upon first failure (trading improved latency for completeness).
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If `GTEST_FAIL_FAST` environment variable or `--gtest_fail_fast` flag is set,
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the test runner will stop execution as soon as the first test failure is
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found.
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the test runner will stop execution as soon as the first test failure is found.
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#### Temporarily Disabling Tests
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@ -1965,8 +1964,6 @@ text because, for example, you don't have an UTF-8 compatible output medium, run
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the test program with `--gtest_print_utf8=0` or set the `GTEST_PRINT_UTF8`
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environment variable to `0`.
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#### Generating an XML Report
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googletest can emit a detailed XML report to a file in addition to its normal
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@ -2253,12 +2250,11 @@ IMPORTANT: The exact format of the JSON document is subject to change.
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#### Detecting Test Premature Exit
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Google Test implements the _premature-exit-file_ protocol for test runners
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to catch any kind of unexpected exits of test programs. Upon start,
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Google Test creates the file which will be automatically deleted after
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all work has been finished. Then, the test runner can check if this file
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exists. In case the file remains undeleted, the inspected test has exited
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prematurely.
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Google Test implements the _premature-exit-file_ protocol for test runners to
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catch any kind of unexpected exits of test programs. Upon start, Google Test
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creates the file which will be automatically deleted after all work has been
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finished. Then, the test runner can check if this file exists. In case the file
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remains undeleted, the inspected test has exited prematurely.
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This feature is enabled only if the `TEST_PREMATURE_EXIT_FILE` environment
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variable has been set.
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@ -410,7 +410,6 @@ C++ is case-sensitive. Did you spell it as `Setup()`?
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Similarly, sometimes people spell `SetUpTestSuite()` as `SetupTestSuite()` and
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wonder why it's never called.
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## I have several test suites which share the same test fixture logic, do I have to define a new test fixture class for each of them? This seems pretty tedious.
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You don't have to. Instead of
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@ -162,9 +162,9 @@ TEST(TestSuiteName, TestName) {
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`TEST()` arguments go from general to specific. The *first* argument is the name
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of the test suite, and the *second* argument is the test's name within the test
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suite. Both names must be valid C++ identifiers, and they should not contain
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any underscores (`_`). A test's *full name* consists of its containing test suite and
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its individual name. Tests from different test suites can have the same
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suite. Both names must be valid C++ identifiers, and they should not contain any
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underscores (`_`). A test's *full name* consists of its containing test suite
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and its individual name. Tests from different test suites can have the same
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individual name.
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For example, let's take a simple integer function:
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@ -245,8 +245,8 @@ Also, you must first define a test fixture class before using it in a
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declaration`".
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For each test defined with `TEST_F()`, googletest will create a *fresh* test
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fixture at runtime, immediately initialize it via `SetUp()`, run the test,
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clean up by calling `TearDown()`, and then delete the test fixture. Note that
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fixture at runtime, immediately initialize it via `SetUp()`, run the test, clean
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up by calling `TearDown()`, and then delete the test fixture. Note that
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different tests in the same test suite have different test fixture objects, and
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googletest always deletes a test fixture before it creates the next one.
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googletest does **not** reuse the same test fixture for multiple tests. Any
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@ -342,8 +342,8 @@ your defined tests in order to run them.
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After defining your tests, you can run them with `RUN_ALL_TESTS()`, which
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returns `0` if all the tests are successful, or `1` otherwise. Note that
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`RUN_ALL_TESTS()` runs *all tests* in your link unit--they can be from
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different test suites, or even different source files.
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`RUN_ALL_TESTS()` runs *all tests* in your link unit--they can be from different
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test suites, or even different source files.
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When invoked, the `RUN_ALL_TESTS()` macro:
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@ -456,8 +456,8 @@ int main(int argc, char **argv) {
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The `::testing::InitGoogleTest()` function parses the command line for
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googletest flags, and removes all recognized flags. This allows the user to
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control a test program's behavior via various flags, which we'll cover in
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the [AdvancedGuide](advanced.md). You **must** call this function before calling
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control a test program's behavior via various flags, which we'll cover in the
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[AdvancedGuide](advanced.md). You **must** call this function before calling
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`RUN_ALL_TESTS()`, or the flags won't be properly initialized.
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On Windows, `InitGoogleTest()` also works with wide strings, so it can be used
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