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88 lines
2.7 KiB
Markdown
88 lines
2.7 KiB
Markdown
# Unit Testing for Tesseract
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## Requirements
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### Files and structure
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```
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├── langdata_lstm
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│ ├── common.punc
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│ ├── common.unicharambigs
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│ ├── desired_bigrams.txt
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│ ├── eng
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│ │ ├── desired_characters
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│ │ ├── eng.config
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│ │ ├── eng.numbers
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│ │ ├── eng.punc
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│ │ ├── eng.singles_text
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│ │ ├── eng.training_text
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│ │ ├── eng.unicharambigs
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│ │ ├── eng.wordlist
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│ │ └── okfonts.txt
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│ ├── extended
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│ │ └── extended.config
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│ ├── extendedhin
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│ │ └── extendedhin.config
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│ ├── font_properties
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│ ├── forbidden_characters_default
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│ ├── hin
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│ │ ├── hin.config
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│ │ ├── hin.numbers
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│ │ ├── hin.punc
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│ │ └── hin.wordlist
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│ ├── kan
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│ │ └── kan.config
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│ ├── kor
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│ │ └── kor.config
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│ ├── osd
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│ │ └── osd.unicharset
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│ └── radical-stroke.txt
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├── tessdata
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│ ├── ara.traineddata
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│ ├── chi_tra.traineddata
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│ ├── eng.traineddata
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│ ├── heb.traineddata
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│ ├── hin.traineddata
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│ ├── jpn.traineddata
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│ ├── kmr.traineddata
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│ ├── osd.traineddata
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│ └── vie.traineddata
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├── tessdata_best
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│ ├── eng.traineddata
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│ ├── fra.traineddata
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│ ├── kmr.traineddata
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│ └── osd.traineddata
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├── tessdata_fast
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│ ├── eng.traineddata
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│ ├── kmr.traineddata
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│ ├── osd.traineddata
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│ └── script
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│ └── Latin.traineddata
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└── tesseract
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...
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├── test
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├── unittest
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│ └── third_party/googletest
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└── VERSION
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```
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### Fonts
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* Microsoft fonts: arialbi.ttf, times.ttf, verdana.ttf - [installation guide](https://www.makeuseof.com/tag/how-to-install-microsoft-core-fonts-in-ubuntu-linux/)
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* [ae_Arab.ttf](https://www.wfonts.com/download/data/2014/12/03/ae-arab/ae-arab.zip)
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* dejavu-fonts: [DejaVuSans-ExtraLight.ttf](https://dejavu-fonts.github.io/Download.html)
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* [Lohit-Hindi.ttf](https://raw.githubusercontent.com/pratul/packageofpractices/master/assets/fonts/Lohit-Hindi.ttf)
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* [UnBatang.ttf](https://raw.githubusercontent.com/byrongibson/fonts/master/backup/truetype.original/unfonts-core/UnBatang.ttf)
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## Run tests
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To run the tests, do the following in tesseract folder
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```
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autoreconf -fiv
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git submodule update --init
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export TESSDATA_PREFIX=/prefix/to/path/to/tessdata
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make check
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```
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