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authorViacheslav Dubeyko <Slava.Dubeyko@ibm.com>2025-09-12 15:50:23 -0700
committerViacheslav Dubeyko <slava@dubeyko.com>2025-11-19 14:53:59 -0800
commit150ec68fa799dedb62ec89fba5887d0c93c28a1b (patch)
tree2f9a758c8a361964a21321284c711343ebf05046 /fs/hfs/string.c
parent24e17a29cf7537f0947f26a50f85319abd723c6c (diff)
hfs: introduce KUnit tests for HFS string operations
This patch implements the initial Kunit based set of unit tests for HFS string operations. It checks functionality of hfs_strcmp(), hfs_hash_dentry(), and hfs_compare_dentry() methods. ./tools/testing/kunit/kunit.py run --kunitconfig ./fs/hfs/.kunitconfig [16:04:50] Configuring KUnit Kernel ... Regenerating .config ... Populating config with: $ make ARCH=um O=.kunit olddefconfig [16:04:51] Building KUnit Kernel ... Populating config with: $ make ARCH=um O=.kunit olddefconfig Building with: $ make all compile_commands.json scripts_gdb ARCH=um O=.kunit --jobs=22 [16:04:59] Starting KUnit Kernel (1/1)... [16:04:59] ============================================================ Running tests with: $ .kunit/linux kunit.enable=1 mem=1G console=tty kunit_shutdown=halt [16:04:59] ================= hfs_string (3 subtests) ================== [16:04:59] [PASSED] hfs_strcmp_test [16:04:59] [PASSED] hfs_hash_dentry_test [16:04:59] [PASSED] hfs_compare_dentry_test [16:04:59] =================== [PASSED] hfs_string ==================== [16:04:59] ============================================================ [16:04:59] Testing complete. Ran 3 tests: passed: 3 [16:04:59] Elapsed time: 9.087s total, 1.310s configuring, 7.611s building, 0.125s running v2 Fix linker error. v3 Chen Linxuan suggested to use EXPORT_SYMBOL_IF_KUNIT. Signed-off-by: Viacheslav Dubeyko <Slava.Dubeyko@ibm.com> cc: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de> cc: Yangtao Li <frank.li@vivo.com> cc: linux-fsdevel@vger.kernel.org cc: Chen Linxuan <me@black-desk.cn> Reviewed-by: Chen Linxuan <me@black-desk.cn> Signed-off-by: Viacheslav Dubeyko <slava@dubeyko.com> Link: https://lore.kernel.org/r/20250912225022.1083313-1-slava@dubeyko.com Signed-off-by: Viacheslav Dubeyko <slava@dubeyko.com>
Diffstat (limited to 'fs/hfs/string.c')
-rw-r--r--fs/hfs/string.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/hfs/string.c b/fs/hfs/string.c
index 3912209153a8..0cfa35e82abc 100644
--- a/fs/hfs/string.c
+++ b/fs/hfs/string.c
@@ -16,6 +16,8 @@
#include "hfs_fs.h"
#include <linux/dcache.h>
+#include <kunit/visibility.h>
+
/*================ File-local variables ================*/
/*
@@ -65,6 +67,7 @@ int hfs_hash_dentry(const struct dentry *dentry, struct qstr *this)
this->hash = end_name_hash(hash);
return 0;
}
+EXPORT_SYMBOL_IF_KUNIT(hfs_hash_dentry);
/*
* Compare two strings in the HFS filename character ordering
@@ -87,6 +90,7 @@ int hfs_strcmp(const unsigned char *s1, unsigned int len1,
}
return len1 - len2;
}
+EXPORT_SYMBOL_IF_KUNIT(hfs_strcmp);
/*
* Test for equality of two strings in the HFS filename character ordering.
@@ -112,3 +116,4 @@ int hfs_compare_dentry(const struct dentry *dentry,
}
return 0;
}
+EXPORT_SYMBOL_IF_KUNIT(hfs_compare_dentry);