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#include "tensorflow/core/framework/resource_mgr.h"
#include <gtest/gtest.h>
#include "tensorflow/core/framework/node_def_util.h"
#include "tensorflow/core/lib/core/errors.h"
#include "tensorflow/core/lib/strings/strcat.h"
namespace tensorflow {
class Resource : public ResourceBase {
public:
explicit Resource(const string& label) : label_(label) {}
~Resource() override {}
string DebugString() { return strings::StrCat("R/", label_); }
private:
string label_;
};
class Other : public ResourceBase {
public:
explicit Other(const string& label) : label_(label) {}
~Other() override {}
string DebugString() { return strings::StrCat("O/", label_); }
private:
string label_;
};
template <typename T>
string Find(const ResourceMgr& rm, const string& container,
const string& name) {
T* r;
TF_CHECK_OK(rm.Lookup(container, name, &r));
const string ret = r->DebugString();
r->Unref();
return ret;
}
template <typename T>
string LookupOrCreate(ResourceMgr* rm, const string& container,
const string& name, const string& label) {
T* r;
TF_CHECK_OK(rm->LookupOrCreate<T>(container, name, &r, [&label](T** ret) {
*ret = new T(label);
return Status::OK();
}));
const string ret = r->DebugString();
r->Unref();
return ret;
}
static void HasError(const Status& s, const string& substr) {
EXPECT_TRUE(StringPiece(s.ToString()).contains(substr))
<< s << ", expected substring " << substr;
}
template <typename T>
Status FindErr(const ResourceMgr& rm, const string& container,
const string& name) {
T* r;
Status s = rm.Lookup(container, name, &r);
CHECK(!s.ok());
return s;
}
TEST(ResourceMgrTest, Basic) {
ResourceMgr rm;
TF_CHECK_OK(rm.Create("foo", "bar", new Resource("cat")));
TF_CHECK_OK(rm.Create("foo", "baz", new Resource("dog")));
TF_CHECK_OK(rm.Create("foo", "bar", new Other("tiger")));
// Expected to fail.
HasError(rm.Create("foo", "bar", new Resource("kitty")),
"Already exists: Resource foo/bar");
// Expected to be found.
EXPECT_EQ("R/cat", Find<Resource>(rm, "foo", "bar"));
EXPECT_EQ("R/dog", Find<Resource>(rm, "foo", "baz"));
EXPECT_EQ("O/tiger", Find<Other>(rm, "foo", "bar"));
// Expected to be not found.
HasError(FindErr<Resource>(rm, "bar", "foo"), "Not found: Container bar");
HasError(FindErr<Resource>(rm, "foo", "xxx"), "Not found: Resource foo/xxx");
HasError(FindErr<Other>(rm, "foo", "baz"), "Not found: Resource foo/baz");
// Delete foo/bar/Resource.
TF_CHECK_OK(rm.Delete<Resource>("foo", "bar"));
HasError(FindErr<Resource>(rm, "foo", "bar"), "Not found: Resource foo/bar");
TF_CHECK_OK(rm.Create("foo", "bar", new Resource("kitty")));
EXPECT_EQ("R/kitty", Find<Resource>(rm, "foo", "bar"));
// Drop the whole container foo.
TF_CHECK_OK(rm.Cleanup("foo"));
HasError(FindErr<Resource>(rm, "foo", "bar"), "Not found: Container foo");
}
TEST(ResourceMgr, CreateOrLookup) {
ResourceMgr rm;
EXPECT_EQ("R/cat", LookupOrCreate<Resource>(&rm, "foo", "bar", "cat"));
EXPECT_EQ("R/cat", LookupOrCreate<Resource>(&rm, "foo", "bar", "dog"));
EXPECT_EQ("R/cat", Find<Resource>(rm, "foo", "bar"));
EXPECT_EQ("O/tiger", LookupOrCreate<Other>(&rm, "foo", "bar", "tiger"));
EXPECT_EQ("O/tiger", LookupOrCreate<Other>(&rm, "foo", "bar", "lion"));
TF_CHECK_OK(rm.Delete<Other>("foo", "bar"));
HasError(FindErr<Other>(rm, "foo", "bar"), "Not found: Resource foo/bar");
}
Status ComputePolicy(const string& attr_container,
const string& attr_shared_name,
bool use_node_name_as_default, string* result) {
ContainerInfo cinfo;
ResourceMgr rmgr;
NodeDef ndef;
ndef.set_name("foo");
if (attr_container != "none") {
AddNodeAttr("container", attr_container, &ndef);
}
if (attr_shared_name != "none") {
AddNodeAttr("shared_name", attr_shared_name, &ndef);
}
TF_RETURN_IF_ERROR(cinfo.Init(&rmgr, ndef, use_node_name_as_default));
*result = cinfo.DebugString();
return Status::OK();
}
string Policy(const string& attr_container, const string& attr_shared_name,
bool use_node_name_as_default) {
string ret;
TF_CHECK_OK(ComputePolicy(attr_container, attr_shared_name,
use_node_name_as_default, &ret));
return ret;
}
TEST(ContainerInfo, Basic) {
// Correct cases.
EXPECT_EQ(Policy("", "", false), "[localhost,_0_foo,private]");
EXPECT_EQ(Policy("", "", true), "[localhost,foo,public]");
EXPECT_EQ(Policy("", "bar", false), "[localhost,bar,public]");
EXPECT_EQ(Policy("", "bar", true), "[localhost,bar,public]");
EXPECT_EQ(Policy("cat", "", false), "[cat,_1_foo,private]");
EXPECT_EQ(Policy("cat", "", true), "[cat,foo,public]");
EXPECT_EQ(Policy("cat", "bar", false), "[cat,bar,public]");
EXPECT_EQ(Policy("cat", "bar", true), "[cat,bar,public]");
}
Status WrongPolicy(const string& attr_container, const string& attr_shared_name,
bool use_node_name_as_default) {
string dbg;
auto s = ComputePolicy(attr_container, attr_shared_name,
use_node_name_as_default, &dbg);
CHECK(!s.ok());
return s;
}
TEST(ContainerInfo, Error) {
// Missing attribute.
HasError(WrongPolicy("none", "", false), "No attr");
HasError(WrongPolicy("", "none", false), "No attr");
HasError(WrongPolicy("none", "none", false), "No attr");
// Invalid container.
HasError(WrongPolicy("12$%", "", false), "container contains invalid char");
// Invalid shared name.
HasError(WrongPolicy("", "_foo", false), "shared_name cannot start with '_'");
}
} // end namespace tensorflow
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