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zint/backend/tests/README
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  RMQR/ULTRA: set `option_1/2/3` to values used in encodation
  ("Feedback options"), and add new access methods
  `encodedOption1()` etc. to Qt Backend, and use in GUI to provide
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- AZTEC: give more precise warnings in low ECC situations, and
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  `zero_count` div; one test regression for CODE93);
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- DOTCODE: improve error messages re size too small/large
- ULTRA: better ZINT_TEST codeword dump (ZINT_DEBUG_TEST)
- general: various tabs -> spaces; prettify main .rc files;
  trailing spaces; small amount of code fiddling (CODE16K)
2025-03-07 16:51:36 +00:00

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% backend/tests/README 2024-11-18
Zint backend test suite
-----------------------
In order to build the zint test suite, zint has to be compiled with the
ZINT_TEST option enabled:
cd <project-dir>
mkdir build
cd build
cmake -DZINT_TEST=ON ..
cmake --build .
When using generators that support multiple build configurations, such as
Visual C++ Project Files (the default generator on win32), the configuration
can be provided via --config:
cd <project-dir>
mkdir build
cd build
cmake -DZINT_TEST=ON -DCMAKE_BUILD_TYPE=Debug ..
cmake --build . --config Debug
Note specifying a matching CMAKE_BUILD_TYPE is required to set the test PATH
environment for Windows.
------------------------------------------------------------------------------
In order to run the test suite, the path of the zint library may need to be
communicated to the runtime linker. On UNIX-like systems, this is done by
exporting LD_LIBRARY_PATH to the path containing the zint library, which is
<build-dir>/backend:
cd <project-dir>
cd build
export LD_LIBRARY_PATH=$(pwd)/backend
Setting LD_LIBRARY_PATH is not required if the zint library to be tested is
installed into a system library path ( /usr/lib for example ) prior to running
the tests, or if the tests are not run individually.
(On Windows, the PATH may need to be set to include the DLL location.)
------------------------------------------------------------------------------
To run all tests (within <build-dir>):
ctest
When using a generator that does support multiple build configurations, the
configuration that was used to build the project has to be explicitly provided
to ctest, even if it was the default one:
ctest -C Debug
For various useful options, e.g. matching (-R) and excluding (-E) tests, see
https://cmake.org/cmake/help/latest/manual/ctest.1.html#options
Tests can also be run individually, eg:
backend/tests/test_common
backend/tests/test_vector
To run a single test function within an individual test, use '-f <func-name>':
backend/tests/test_common -f utf8_to_unicode
backend/tests/test_dotcode -f input
To exclude a single test function, use '-n <func-name>':
backend/tests/test_common -n utf8_to_unicode
backend/tests/test_dotcode -n input
To run all test functions that match (i.e. contain) a string, use '-m <string>':
backend/tests/test_common -m not_sane
backend/tests/test_dotcode -m encode
To run a single dataset item in a single test function, use '-i <index>':
backend/tests/test_dotcode -f input -i 2
To run a range of dataset items in a single test function, use '-i <start>-<end>':
backend/tests/test_dotcode -f input -i 2-5
The '<start>' or '<end>' can be left out:
backend/tests/test_dotcode -f input -i 2-
To exclude a single dataset item in a single test function, use '-x <index>':
backend/tests/test_dotcode -f input -x 4
This can also take a range, '-x <start>-<end>':
backend/tests/test_dotcode -f input -x 4-6
Exclude can be used multiple times (unlike '-i'):
backend/tests/test_dotcode -f input -x 4 -x 6-8
The include and exclude options can be used together:
backend/tests/test_dotcode -f input -i 2-7 -x 4 -x 6
To show debug info (if any), use '-d <flag>':
backend/tests/test_dotcode -f input -i 2 -d 1
E.g. to print which dataset items are being run, use '-d 16':
backend/tests/test_dotcode -f input -d 16 -i 2
(for other flags see <project-dir>/backend/tests/testcommon.h)
To run a test against BWIPP (if any), use '-d 128':
backend/tests/test_composite -d 128
(see also <project-dir>/backend/tests/tools/run_bwipp_tests.sh)
To run a test against ZXing-C++ (if any), use '-d 512':
backend/tests/test_rss -d 512
(see also <project-dir>/backend/tests/tools/run_zxingcpp_tests.sh)
To generate test data (if available), use '-g':
backend/tests/test_dotcode -f encode -g
------------------------------------------------------------------------------
If the zint library was built with static linkage support, i.e. ZINT_STATIC
is ON, an additional test executable, which uses the zint-static library, will
be built. The static variant of each test shares the test name, but has a
"-static" suffix. For example,
backend/tests/test_dotcode
would run the dotcode test that uses the shared zint library, while
backend/tests/test_dotcode-static
runs the same test built against the zint-static library.
------------------------------------------------------------------------------
To make with gcc sanitize, first set for libzint and make:
cd <project-dir>
cd build
cmake -DZINT_SANITIZE=ON ..
make && sudo make install
Similarly to make with gcc debug:
cd <project-dir>
cd build
cmake -DZINT_DEBUG=ON ..
make && sudo make install
To undo sanitize/debug, remake each after setting:
cmake -DZINT_SANITIZE=OFF ..
cmake -DZINT_DEBUG=OFF ..
To get a clean libzint, set the above and also:
cmake -DZINT_TEST=OFF ..
(The tests will now fail to link.)