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https://github.com/tesseract-ocr/tesseract.git
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53 lines
2.2 KiB
C++
53 lines
2.2 KiB
C++
// (C) Copyright 2017, Google Inc.
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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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// http://www.apache.org/licenses/LICENSE-2.0
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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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#include "include_gunit.h"
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#include "normstrngs.h"
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#include "normstrngs_test.h"
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namespace tesseract {
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namespace {
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// Test some random Khmer words.
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TEST(ValidateKhmerTest, GoodKhmerWords) {
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std::string str = "ព័ត៏មានប្លែកៗ";
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ExpectGraphemeModeResults(str, UnicodeNormMode::kNFC, 13, 12, 7, str);
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str = "ទំនុកច្រៀង";
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ExpectGraphemeModeResults(str, UnicodeNormMode::kNFC, 10, 9, 5, str);
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str = "កាលីហ្វូញ៉ា";
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ExpectGraphemeModeResults(str, UnicodeNormMode::kNFC, 11, 10, 4, str);
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str = "ចាប់ពីផ្លូវ";
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ExpectGraphemeModeResults(str, UnicodeNormMode::kNFC, 11, 10, 5, str);
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}
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// Test some random Khmer words with dotted circles.
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TEST(ValidateKhmerTest, BadKhmerWords) {
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std::string result;
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// Multiple dependent vowels not allowed
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std::string str = "\u1796\u17b6\u17b7";
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EXPECT_FALSE(NormalizeUTF8String(UnicodeNormMode::kNFC, OCRNorm::kNone,
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GraphemeNorm::kNormalize, str.c_str(),
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&result));
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// Multiple shifters not allowed
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str = "\u1798\u17c9\u17ca";
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EXPECT_FALSE(NormalizeUTF8String(UnicodeNormMode::kNFC, OCRNorm::kNone,
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GraphemeNorm::kNormalize, str.c_str(),
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&result));
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// Multiple signs not allowed
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str = "\u1780\u17b6\u17cb\u17cd";
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EXPECT_FALSE(NormalizeUTF8String(UnicodeNormMode::kNFC, OCRNorm::kNone,
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GraphemeNorm::kNormalize, str.c_str(),
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&result));
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}
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} // namespace
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} // namespace tesseract
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