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Merge "Make memunreachable_binder_test suitable for VTS" am: c8a22bc1af

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am: ab9ca8beb5

Change-Id: I2c604c33974656144df772afdb7219ed39e1529a
This commit is contained in:
Colin Cross 2018-02-28 19:24:59 +00:00 committed by android-build-merger
commit ca18f082aa
2 changed files with 17 additions and 5 deletions
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6
libmemunreachable/Android.bp
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@ -20,7 +20,7 @@ cc_defaults {
},
}
cc_library_shared {
cc_library {
name: "libmemunreachable",
defaults: ["libmemunreachable_defaults"],
srcs: [
@ -88,14 +88,14 @@ cc_test {
cc_test {
name: "memunreachable_binder_test",
defaults: ["libmemunreachable_defaults"],
test_suites: ["vts"],
srcs: [
"tests/Binder_test.cpp",
"tests/MemUnreachable_test.cpp",
],
static_libs: ["libmemunreachable"],
shared_libs: [
"libbinder",
"libhwbinder",
"libmemunreachable",
"libutils",
],
}

16
libmemunreachable/tests/Binder_test.cpp
View file

@ -33,6 +33,9 @@ namespace android {
static const String16 service_name("test.libmemunreachable_binder");
// Provides a service that will hold a strong reference to any remote binder
// object, so that the test can verify that a remote strong reference is
// visible to libmemunreachable.
class BinderService : public BBinder {
public:
BinderService() = default;
@ -55,6 +58,8 @@ class BinderObject : public BBinder {
~BinderObject() = default;
};
// Forks a subprocess that registers a BinderService with the global binder
// servicemanager. Requires root permissions.
class ServiceProcess {
public:
ServiceProcess() : child_(0) {}
@ -97,6 +102,7 @@ class ServiceProcess {
fprintf(stderr, "Failed to get service manager\n");
return 1;
}
// This step requires root permissions
if (sm->addService(service_name, new BinderService()) != OK) {
fprintf(stderr, "Failed to add test service\n");
return 1;
@ -110,12 +116,18 @@ class ServiceProcess {
pid_t child_;
};
class BinderTest : public ::testing::Test {
class MemunreachableBinderTest : public ::testing::Test {
protected:
ServiceProcess service_process_;
};
TEST_F(BinderTest, binder) {
// Tests that a local binder object with a remote strong reference is visible
// through the libmemunreachable BinderReferences interface, which uses the
// getBinderKernelReferences method in libbinder. Starts a BinderService
// through ServiceProcess as a remote service to hold the strong reference.
TEST_F(MemunreachableBinderTest, binder) {
ASSERT_EQ(static_cast<uid_t>(0), getuid()) << "This test must be run as root.";
ServiceProcess service_process;
ASSERT_TRUE(service_process.Run());