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diff mupdf-source/thirdparty/harfbuzz/TESTING.md @ 2:b50eed0cc0ef upstream

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ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/thirdparty/harfbuzz/TESTING.md	Mon Sep 15 11:43:07 2025 +0200
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+## Build and Test
+
+```shell
+meson build
+ninja -Cbuild
+meson test -Cbuild
+```
+
+### Debug with GDB
+
+```shell
+meson test -Cbuild --gdb testname
+```
+
+## Build and Run
+
+Depending on what area you are working in change or add `HB_DEBUG_<whatever>`.
+Values defined in `hb-debug.hh`.
+
+```shell
+CPPFLAGS='-DHB_DEBUG_SUBSET=100' meson setup build --reconfigure
+meson test -C build
+```
+
+### Run tests with asan
+
+```shell
+meson setup build -Db_sanitize=address --reconfigure
+meson compile -C build
+meson test -C build
+```
+
+### Enable Debug Logging
+
+```shell
+CPPFLAGS=-DHB_DEBUG_SUBSET=100 meson build --reconfigure
+ninja -C build
+```
+
+## Test with the Fuzzer
+
+FOr fuzzing, see `test/fuzzing/README.md`.
+
+## Profiling
+
+For profiling, see `perf/README.md`.
+