80 lines
2.8 KiB
C++
80 lines
2.8 KiB
C++
/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "annotator/annotator_jni.h"
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#include "gmock/gmock.h"
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#include "gtest/gtest.h"
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namespace libtextclassifier3 {
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namespace {
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TEST(Annotator, ConvertIndicesBMPUTF8) {
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// Test boundary cases.
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EXPECT_EQ(ConvertIndicesBMPToUTF8("hello", {0, 5}), CodepointSpan(0, 5));
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EXPECT_EQ(ConvertIndicesUTF8ToBMP("hello", {0, 5}), std::make_pair(0, 5));
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EXPECT_EQ(ConvertIndicesBMPToUTF8("hello world", {0, 5}),
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CodepointSpan(0, 5));
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EXPECT_EQ(ConvertIndicesUTF8ToBMP("hello world", {0, 5}),
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std::make_pair(0, 5));
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EXPECT_EQ(ConvertIndicesBMPToUTF8("😁ello world", {0, 6}),
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CodepointSpan(0, 5));
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EXPECT_EQ(ConvertIndicesUTF8ToBMP("😁ello world", {0, 5}),
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std::make_pair(0, 6));
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EXPECT_EQ(ConvertIndicesBMPToUTF8("hello world", {6, 11}),
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CodepointSpan(6, 11));
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EXPECT_EQ(ConvertIndicesUTF8ToBMP("hello world", {6, 11}),
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std::make_pair(6, 11));
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EXPECT_EQ(ConvertIndicesBMPToUTF8("hello worl😁", {6, 12}),
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CodepointSpan(6, 11));
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EXPECT_EQ(ConvertIndicesUTF8ToBMP("hello worl😁", {6, 11}),
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std::make_pair(6, 12));
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// Simple example where the longer character is before the selection.
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// character 😁 is 0x1f601
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EXPECT_EQ(ConvertIndicesBMPToUTF8("😁 Hello World.", {3, 8}),
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CodepointSpan(2, 7));
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EXPECT_EQ(ConvertIndicesUTF8ToBMP("😁 Hello World.", {2, 7}),
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std::make_pair(3, 8));
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// Longer character is before and in selection.
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EXPECT_EQ(ConvertIndicesBMPToUTF8("😁 Hell😁 World.", {3, 9}),
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CodepointSpan(2, 7));
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EXPECT_EQ(ConvertIndicesUTF8ToBMP("😁 Hell😁 World.", {2, 7}),
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std::make_pair(3, 9));
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// Longer character is before and after selection.
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EXPECT_EQ(ConvertIndicesBMPToUTF8("😁 Hello😁World.", {3, 8}),
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CodepointSpan(2, 7));
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EXPECT_EQ(ConvertIndicesUTF8ToBMP("😁 Hello😁World.", {2, 7}),
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std::make_pair(3, 8));
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// Longer character is before in after selection.
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EXPECT_EQ(ConvertIndicesBMPToUTF8("😁 Hell😁😁World.", {3, 9}),
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CodepointSpan(2, 7));
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EXPECT_EQ(ConvertIndicesUTF8ToBMP("😁 Hell😁😁World.", {2, 7}),
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std::make_pair(3, 9));
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}
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} // namespace
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} // namespace libtextclassifier3
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