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5f923cd | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 | // Copyright 2025 The ODML Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "runtime/engine/litert_lm_lib.h"
#include <filesystem> // NOLINT
#include <string>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
#include "absl/status/status.h" // from @com_google_absl
#include "runtime/util/test_utils.h" // IWYU pragma: keep
namespace litert {
namespace lm {
namespace {
using ::testing::status::StatusIs;
TEST(LiteRtLmLibTest, RunLiteRtLmWithEmptyModelPathReturnsError) {
LiteRtLmSettings settings;
settings.model_path = "";
EXPECT_THAT(RunLiteRtLm(settings),
StatusIs(absl::StatusCode::kInvalidArgument));
}
// Following tests are for various model file metadata and tokenizer types.
// They are not exhaustive, but designed to test a variety of scenarios.
// If metadata or tokenizer types are not handled properly, these tests could
// fail.
TEST(LiteRtLmLibTest, RunLiteRtLmWithValidModelPath) {
const auto model_path =
std::filesystem::path(::testing::SrcDir()) /
"litert_lm/runtime/testdata/test_lm.litertlm";
LiteRtLmSettings settings;
settings.model_path = model_path.string();
settings.backend = "cpu";
// To save time on testing, and make sure we can end gracefully with this
// test litertlm file, we only run 32 tokens.
settings.max_num_tokens = 32;
EXPECT_OK(RunLiteRtLm(settings));
}
TEST(LiteRtLmLibTest, RunLiteRtLmWithInferredGemma3ModelType) {
const auto model_path =
std::filesystem::path(::testing::SrcDir()) /
"litert_lm/runtime/testdata/test_lm_no_model_type.litertlm";
LiteRtLmSettings settings;
settings.model_path = model_path.string();
settings.backend = "cpu";
// To save time on testing, and make sure we can end gracefully with this
// test litertlm file, we only run 32 tokens.
settings.max_num_tokens = 32;
EXPECT_OK(RunLiteRtLm(settings));
}
TEST(LiteRtLmLibTest, RunLiteRtLmWithDeepseekMetadataTokenizer) {
const auto model_path =
std::filesystem::path(::testing::SrcDir()) /
"litert_lm/runtime/testdata/test_lm_deepseek_metadata_tokenizer.litertlm";
LiteRtLmSettings settings;
settings.model_path = model_path.string();
settings.backend = "cpu";
// To save time on testing, and make sure we can end gracefully with this
// test litertlm file, we only run 32 tokens.
settings.max_num_tokens = 32;
EXPECT_OK(RunLiteRtLm(settings));
}
} // namespace
} // namespace lm
} // namespace litert
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