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better gtest runner for bionic

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1. option to run each test in a separate forked process: "--isolate".
2. warnings about slow tests: "--warnline".
3. run multiple tests at the same time: "-j N".

Bug: 17589740
Change-Id: Ife5f4cafec43aa051ad7bd9c9b2b7e2e437db0de
This commit is contained in:
Yabin Cui
2014-12-07 20:43:37 -08:00
parent 0e32e39df0
commit 294d1e2c9e
4 changed files with 822 additions and 31 deletions
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48
tests/dlext_test.cpp
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@@ -31,6 +31,7 @@
#include <pagemap/pagemap.h>
#include "TemporaryFile.h"
#define ASSERT_DL_NOTNULL(ptr) \
ASSERT_TRUE(ptr != nullptr) << "dlerror: " << dlerror()
@@ -260,21 +261,14 @@ protected:
extinfo_.reserved_addr = start;
extinfo_.reserved_size = LIBSIZE;
extinfo_.relro_fd = -1;
const char* android_data = getenv("ANDROID_DATA");
ASSERT_TRUE(android_data != nullptr);
snprintf(relro_file_, sizeof(relro_file_), "%s/local/tmp/libdlext_test.relro", android_data);
}
virtual void TearDown() {
DlExtTest::TearDown();
if (extinfo_.relro_fd != -1) {
ASSERT_NOERROR(close(extinfo_.relro_fd));
}
}
void CreateRelroFile(const char* lib) {
int relro_fd = open(relro_file_, O_CREAT | O_RDWR | O_TRUNC, 0644);
void CreateRelroFile(const char* lib, const char* relro_file) {
int relro_fd = open(relro_file, O_RDWR | O_TRUNC);
ASSERT_NOERROR(relro_fd);
pid_t pid = fork();
@@ -299,7 +293,7 @@ protected:
ASSERT_EQ(0, WEXITSTATUS(status));
// reopen file for reading so it can be used
relro_fd = open(relro_file_, O_RDONLY);
relro_fd = open(relro_file, O_RDONLY);
ASSERT_NOERROR(relro_fd);
extinfo_.flags |= ANDROID_DLEXT_USE_RELRO;
extinfo_.relro_fd = relro_fd;
@@ -316,24 +310,31 @@ protected:
void SpawnChildrenAndMeasurePss(const char* lib, bool share_relro, size_t* pss_out);
android_dlextinfo extinfo_;
char relro_file_[PATH_MAX];
};
TEST_F(DlExtRelroSharingTest, ChildWritesGoodData) {
ASSERT_NO_FATAL_FAILURE(CreateRelroFile(LIBNAME));
TemporaryFile tf; // Use tf to get an unique filename.
ASSERT_NOERROR(close(tf.fd));
ASSERT_NO_FATAL_FAILURE(CreateRelroFile(LIBNAME, tf.filename));
ASSERT_NO_FATAL_FAILURE(TryUsingRelro(LIBNAME));
// Use destructor of tf to close and unlink the file.
tf.fd = extinfo_.relro_fd;
}
TEST_F(DlExtRelroSharingTest, ChildWritesNoRelro) {
ASSERT_NO_FATAL_FAILURE(CreateRelroFile(LIBNAME_NORELRO));
TemporaryFile tf; // // Use tf to get an unique filename.
ASSERT_NOERROR(close(tf.fd));
ASSERT_NO_FATAL_FAILURE(CreateRelroFile(LIBNAME_NORELRO, tf.filename));
ASSERT_NO_FATAL_FAILURE(TryUsingRelro(LIBNAME_NORELRO));
// Use destructor of tf to close and unlink the file.
tf.fd = extinfo_.relro_fd;
}
TEST_F(DlExtRelroSharingTest, RelroFileEmpty) {
int relro_fd = open(relro_file_, O_CREAT | O_RDWR | O_TRUNC, 0644);
ASSERT_NOERROR(relro_fd);
ASSERT_NOERROR(close(relro_fd));
ASSERT_NO_FATAL_FAILURE(TryUsingRelro(LIBNAME));
}
@@ -343,11 +344,11 @@ TEST_F(DlExtRelroSharingTest, VerifyMemorySaving) {
return;
}
ASSERT_NO_FATAL_FAILURE(CreateRelroFile(LIBNAME));
int relro_fd = open(relro_file_, O_RDONLY);
ASSERT_NOERROR(relro_fd);
extinfo_.flags |= ANDROID_DLEXT_USE_RELRO;
extinfo_.relro_fd = relro_fd;
TemporaryFile tf; // Use tf to get an unique filename.
ASSERT_NOERROR(close(tf.fd));
ASSERT_NO_FATAL_FAILURE(CreateRelroFile(LIBNAME, tf.filename));
int pipefd[2];
ASSERT_NOERROR(pipe(pipefd));
@@ -359,6 +360,9 @@ TEST_F(DlExtRelroSharingTest, VerifyMemorySaving) {
// it saves 40%+ for this test.
size_t expected_size = without_sharing - (without_sharing/10);
EXPECT_LT(with_sharing, expected_size);
// Use destructor of tf to close and unlink the file.
tf.fd = extinfo_.relro_fd;
}
void getPss(pid_t pid, size_t* pss_out) {