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https://github.com/tesseract-ocr/tesseract.git
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57 lines
2.5 KiB
C++
57 lines
2.5 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 Myanmar words.
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TEST(ValidateMyanmarTest, GoodMyanmarWords) {
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std::string str = "လျှာကသိသည် "; // No viramas in this one.
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ExpectGraphemeModeResults(str, UnicodeNormMode::kNFC, 11, 11, 5, str);
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str = "တုန္လႈပ္မႈ ";
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ExpectGraphemeModeResults(str, UnicodeNormMode::kNFC, 11, 9, 4, str);
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}
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// Test some random Myanmar words with dotted circles.
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TEST(ValidateMyanmarTest, BadMyanmarWords) {
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std::string str = "က်န္းမာေရး";
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std::vector<std::string> glyphs;
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EXPECT_FALSE(NormalizeCleanAndSegmentUTF8(
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UnicodeNormMode::kNFC, OCRNorm::kNone, GraphemeNormMode::kCombined, true,
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str.c_str(), &glyphs));
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std::string result;
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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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// It works if the grapheme normalization is turned off.
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EXPECT_TRUE(NormalizeUTF8String(UnicodeNormMode::kNFC, OCRNorm::kNone,
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GraphemeNorm::kNone, str.c_str(), &result));
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EXPECT_EQ(str, result);
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str = "ခုႏွစ္";
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EXPECT_FALSE(NormalizeCleanAndSegmentUTF8(
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UnicodeNormMode::kNFC, OCRNorm::kNone, GraphemeNormMode::kGlyphSplit,
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true, str.c_str(), &glyphs));
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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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// It works if the grapheme normalization is turned off.
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EXPECT_TRUE(NormalizeUTF8String(UnicodeNormMode::kNFC, OCRNorm::kNone,
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GraphemeNorm::kNone, str.c_str(), &result));
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EXPECT_EQ(str, result);
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}
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} // namespace
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} // namespace tesseract
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