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67 lines
2.5 KiB
67 lines
2.5 KiB
/*
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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/strip-unpaired-brackets.h"
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#include "gtest/gtest.h"
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namespace libtextclassifier3 {
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namespace {
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class StripUnpairedBracketsTest : public ::testing::Test {
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protected:
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StripUnpairedBracketsTest() : INIT_UNILIB_FOR_TESTING(unilib_) {}
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UniLib unilib_;
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};
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TEST_F(StripUnpairedBracketsTest, StripUnpairedBrackets) {
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// If the brackets match, nothing gets stripped.
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EXPECT_EQ(StripUnpairedBrackets("call me (123) 456 today", {8, 17}, unilib_),
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CodepointSpan(8, 17));
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EXPECT_EQ(StripUnpairedBrackets("call me (123 456) today", {8, 17}, unilib_),
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CodepointSpan(8, 17));
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// If the brackets don't match, they get stripped.
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EXPECT_EQ(StripUnpairedBrackets("call me (123 456 today", {8, 16}, unilib_),
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CodepointSpan(9, 16));
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EXPECT_EQ(StripUnpairedBrackets("call me )123 456 today", {8, 16}, unilib_),
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CodepointSpan(9, 16));
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EXPECT_EQ(StripUnpairedBrackets("call me 123 456) today", {8, 16}, unilib_),
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CodepointSpan(8, 15));
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EXPECT_EQ(StripUnpairedBrackets("call me 123 456( today", {8, 16}, unilib_),
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CodepointSpan(8, 15));
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// Strips brackets correctly from length-1 selections that consist of
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// a bracket only.
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EXPECT_EQ(StripUnpairedBrackets("call me at ) today", {11, 12}, unilib_),
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CodepointSpan(12, 12));
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EXPECT_EQ(StripUnpairedBrackets("call me at ( today", {11, 12}, unilib_),
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CodepointSpan(12, 12));
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// Handles invalid spans gracefully.
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EXPECT_EQ(StripUnpairedBrackets("call me at today", {11, 11}, unilib_),
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CodepointSpan(11, 11));
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EXPECT_EQ(StripUnpairedBrackets("hello world", {0, 0}, unilib_),
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CodepointSpan(0, 0));
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EXPECT_EQ(StripUnpairedBrackets("hello world", {11, 11}, unilib_),
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CodepointSpan(11, 11));
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EXPECT_EQ(StripUnpairedBrackets("hello world", {-1, -1}, unilib_),
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CodepointSpan(-1, -1));
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}
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} // namespace
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} // namespace libtextclassifier3
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