Lukas Zilka | 21d8c98 | 2018-01-24 11:11:20 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2017 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #include "strip-unpaired-brackets.h" |
| 18 | |
| 19 | #include "gtest/gtest.h" |
| 20 | |
| 21 | namespace libtextclassifier2 { |
| 22 | namespace { |
| 23 | |
| 24 | TEST(StripUnpairedBracketsTest, StripUnpairedBrackets) { |
Lukas Zilka | b23e212 | 2018-02-09 10:25:19 +0100 | [diff] [blame] | 25 | CREATE_UNILIB_FOR_TESTING |
Lukas Zilka | 21d8c98 | 2018-01-24 11:11:20 +0100 | [diff] [blame] | 26 | // If the brackets match, nothing gets stripped. |
| 27 | EXPECT_EQ(StripUnpairedBrackets("call me (123) 456 today", {8, 17}, unilib), |
| 28 | std::make_pair(8, 17)); |
| 29 | EXPECT_EQ(StripUnpairedBrackets("call me (123 456) today", {8, 17}, unilib), |
| 30 | std::make_pair(8, 17)); |
| 31 | |
| 32 | // If the brackets don't match, they get stripped. |
| 33 | EXPECT_EQ(StripUnpairedBrackets("call me (123 456 today", {8, 16}, unilib), |
| 34 | std::make_pair(9, 16)); |
| 35 | EXPECT_EQ(StripUnpairedBrackets("call me )123 456 today", {8, 16}, unilib), |
| 36 | std::make_pair(9, 16)); |
| 37 | EXPECT_EQ(StripUnpairedBrackets("call me 123 456) today", {8, 16}, unilib), |
| 38 | std::make_pair(8, 15)); |
| 39 | EXPECT_EQ(StripUnpairedBrackets("call me 123 456( today", {8, 16}, unilib), |
| 40 | std::make_pair(8, 15)); |
| 41 | |
| 42 | // Strips brackets correctly from length-1 selections that consist of |
| 43 | // a bracket only. |
| 44 | EXPECT_EQ(StripUnpairedBrackets("call me at ) today", {11, 12}, unilib), |
| 45 | std::make_pair(12, 12)); |
| 46 | EXPECT_EQ(StripUnpairedBrackets("call me at ( today", {11, 12}, unilib), |
| 47 | std::make_pair(12, 12)); |
Lukas Zilka | df710db | 2018-02-27 12:44:09 +0100 | [diff] [blame] | 48 | |
| 49 | // Handles invalid spans gracefully. |
| 50 | EXPECT_EQ(StripUnpairedBrackets("call me at today", {11, 11}, unilib), |
| 51 | std::make_pair(11, 11)); |
| 52 | EXPECT_EQ(StripUnpairedBrackets("hello world", {0, 0}, unilib), |
| 53 | std::make_pair(0, 0)); |
| 54 | EXPECT_EQ(StripUnpairedBrackets("hello world", {11, 11}, unilib), |
| 55 | std::make_pair(11, 11)); |
| 56 | EXPECT_EQ(StripUnpairedBrackets("hello world", {-1, -1}, unilib), |
| 57 | std::make_pair(-1, -1)); |
Lukas Zilka | 21d8c98 | 2018-01-24 11:11:20 +0100 | [diff] [blame] | 58 | } |
| 59 | |
| 60 | } // namespace |
| 61 | } // namespace libtextclassifier2 |