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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 | // 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/components/token_id_util.h"
#include <vector>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
#include "absl/status/status.h" // from @com_google_absl
#include "runtime/util/test_utils.h" // NOLINT
namespace litert::lm {
namespace {
using ::testing::ElementsAre;
using ::testing::status::IsOkAndHolds;
using ::testing::status::StatusIs;
TEST(TokenIdUtilTest, PreprocessTokenIds) {
std::vector<int> token_ids = {1, 2, 3, 4, 5};
EXPECT_OK(PreprocessTokenIds(token_ids, /*start_token_id=*/0,
/*max_num_tokens=*/10,
/*context_length_ratio_threhold=*/0.9f));
EXPECT_THAT(token_ids, ElementsAre(0, 1, 2, 3, 4, 5));
}
TEST(TokenIdUtilTest, PreprocessTokenIdsExceeedThreshold) {
std::vector<int> token_ids = {1, 2, 3, 4, 5, 6, 7, 8, 9};
EXPECT_THAT(PreprocessTokenIds(token_ids, /*start_token_id=*/0,
/*max_num_tokens=*/10,
/*context_length_ratio_threhold=*/0.9f),
StatusIs(absl::StatusCode::kInvalidArgument));
}
TEST(TokenIdUtilTest, StopTokenFoundTrue) {
std::vector<int> decoded_token_ids = {0, 2, 0, 4, 5};
std::vector<bool> stop_token_found = {false, true, false, true, true};
EXPECT_THAT(StopTokenFound(decoded_token_ids, /*stop_token_ids=*/{0},
stop_token_found),
IsOkAndHolds(true));
}
TEST(TokenIdUtilTest, MultiStopTokenFoundTrue) {
std::vector<int> decoded_token_ids = {0, 2, 1, 4, 5};
std::vector<bool> stop_token_found = {false, true, false, true, true};
EXPECT_THAT(StopTokenFound(decoded_token_ids, /*stop_token_ids=*/{0, 1},
stop_token_found),
IsOkAndHolds(true));
}
TEST(TokenIdUtilTest, StopTokenFoundFalse) {
std::vector<int> decoded_token_ids = {0, 2, 0, 4, 5};
std::vector<bool> stop_token_found = {false, false, false, false, false};
EXPECT_THAT(StopTokenFound(decoded_token_ids, /*stop_token_ids=*/{0},
stop_token_found),
IsOkAndHolds(false));
EXPECT_THAT(stop_token_found, ElementsAre(true, false, true, false, false));
}
TEST(TokenIdUtilTest, StopTokenFoundInvalidInput) {
std::vector<int> decoded_token_ids = {1, 2, 3, 4, 5};
std::vector<bool> stop_token_found = {false, false, false, false};
EXPECT_THAT(StopTokenFound(decoded_token_ids, /*stop_token_ids=*/{4},
stop_token_found),
StatusIs(absl::StatusCode::kInvalidArgument));
}
} // namespace
} // namespace litert::lm
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