polybar-dwm/tests/CMakeLists.txt
Patrick Ziegler ce93188a4a
Add units support (POINT, PIXEL, SPACE) (#2578)
* add units support (POINT, PIXEL, SPACE) for polybar

- add a size_with_unit struct
- add a geometry_format_values struct
- move dpi initialisation from renderer.cpp to bar.cpp
- add a string to size_with_unit converter
- add point support (with pt)
- add pixel support (with px)

* Fix unit test compilation

* clang-format

* Better names

The old names didn't really capture the purpose of the structs and
function.

space_type -> spacing_type
space_size -> spacing_val

size_type -> extent_type
geometry -> extent_val

geometry_format_values -> percentage_with_offset

* Remove parse_size_with_unit

No longer needed. The convert<spacing_val> function in config.cpp
already does all the work for us and always setting the type to pixel
was wrong.

In addition, line-size should not be of type spacing_val but extent_val.

* Cleanup

I tried to address most of my comments on the old PR

* Fix renderer width calculation

We can't just blindly add the x difference to the width because for
example the width should increase if x < width and the increase keeps
x < width.

Similarly, we can't just add the offset to the width.

* Rename geom_format_to_pixels to percentage_with_offset_to_pixel

* Cleanup

* Apply suggested changes from Patrick on GitHub

Co-authored-by: Patrick Ziegler <p.ziegler96@gmail.com>

* Update src/components/bar.cpp

Co-authored-by: Patrick Ziegler <p.ziegler96@gmail.com>

* Update src/components/config.cpp

Co-authored-by: Patrick Ziegler <p.ziegler96@gmail.com>

* Update src/components/builder.cpp

Co-authored-by: Patrick Ziegler <p.ziegler96@gmail.com>

* Update src/components/builder.cpp

Co-authored-by: Patrick Ziegler <p.ziegler96@gmail.com>

* config: Use stod for parsing percentage

* Use stof instead of strtof

* units: Fix test edge cases

* Remove unnecessary clang-format toggle

* Use percentage_with_offset for margin-{top,bottom}

* Support negative extent values

* Rename unit to units and create a cpp file

* Move percentage_with_offset_to_pixel unit test to units

* Add unit tests for units_utils

* Clarify when and how negative spacing/extent is allowed

Negative spacing is never allowed and produces a config error.

Extents allow negative values in theory, but only a few use-cases accept
it.
Only the extent value used for the `%{O}` tag and the offset value in
percentage_with_offset can be negative. Everything else is capped below
at 0.

The final pixel value of percentage_with_offset also caps below at 0.

* Fix parsing errors not being caught in config

* Print a proper error message for uncaught exceptions

* Cleanup module::get_output

All changes preserve the existing semantics

* Stop using remove_trailing_space in module::get_output

Instead, we first check if the current tag is built, and only if it is,
the spacing is prepended.

* Remove unused imports

* Restore old behavior

If there are two tags and the second one isn't built (module::build
returns false), the space in between them is removed.
For example in the mpd module:

format-online = <toggle> <label-song> foo

If mpd is not running, the mpd module will return false when trying to
build the `<label-song>` tag. If we don't remove the space between
`<toggle>` and `<label-song>`, we end up with two spaces between
`<toggle>` and `foo`.

This change is to match the old behavior where at least one trailing
space character was removed from the builder.

* Add changelog entry

* Remove unused setting

* Use percentage with offset for tray-offset

Co-authored-by: Jérôme BOULMIER <jerome.boulmier@outlook.fr>
Co-authored-by: Joe Groocock <github@frebib.net>
2022-02-20 21:08:57 +01:00

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CMake

# Download and unpack googletest at configure time {{{
configure_file(
CMakeLists.txt.in
${CMAKE_BINARY_DIR}/googletest-download/CMakeLists.txt
)
execute_process( COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" .
RESULT_VARIABLE result
WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/googletest-download)
if(result)
message(FATAL_ERROR "CMake step for googletest failed: ${result}")
endif()
execute_process(COMMAND ${CMAKE_COMMAND} --build .
RESULT_VARIABLE result
WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/googletest-download )
if(result)
message(FATAL_ERROR "Build step for googletest failed: ${result}")
endif()
# Add googletest directly to our build. This defines
# the gtest, gtest_main, gmock and gmock_main targets.
add_subdirectory(${CMAKE_BINARY_DIR}/googletest-src
${CMAKE_BINARY_DIR}/googletest-build
EXCLUDE_FROM_ALL)
# }}}
# Compile all unit tests with 'make all_unit_tests'
add_custom_target(all_unit_tests
COMMENT "Building all unit test")
function(add_unit_test source_file)
string(REPLACE "/" "_" testname ${source_file})
set(name "unit_test.${testname}")
add_executable(${name} unit_tests/${source_file}.cpp)
get_include_dirs(includes_dir)
target_include_directories(${name} PRIVATE ${includes_dir} ${CMAKE_CURRENT_LIST_DIR})
# Link against gmock (this automatically links against gtest)
target_link_libraries(${name} poly gmock_main)
add_test(NAME ${name} COMMAND ${name})
add_dependencies(all_unit_tests ${name})
endfunction()
add_unit_test(utils/actions)
add_unit_test(utils/action_router)
add_unit_test(utils/color)
add_unit_test(utils/command)
add_unit_test(utils/env)
add_unit_test(utils/math)
add_unit_test(utils/memory)
add_unit_test(utils/scope)
add_unit_test(utils/string)
add_unit_test(utils/file)
add_unit_test(utils/process)
add_unit_test(utils/units)
add_unit_test(components/command_line)
add_unit_test(components/config_parser)
add_unit_test(drawtypes/label)
add_unit_test(drawtypes/ramp)
add_unit_test(drawtypes/iconset)
add_unit_test(drawtypes/layouticonset)
add_unit_test(ipc/decoder)
add_unit_test(ipc/encoder)
add_unit_test(ipc/util)
add_unit_test(tags/parser)
add_unit_test(tags/dispatch)
add_unit_test(tags/action_context)
# Run make check to build and run all unit tests
add_custom_target(check
COMMAND GTEST_COLOR=1 ctest --output-on-failure
DEPENDS all_unit_tests
)