Add new functions that create symbolic links and add them to the index to
be used in cases where a symbolic link is not required on the file system.
We will use them to remove many SYMLINKS prerequisites from test cases.
Signed-off-by: Johannes Sixt <j6t@xxxxxxxx>
---
t/README | 17 +++++++++++++++++
t/test-lib-functions.sh | 30 ++++++++++++++++++++++++++++++
2 files changed, 47 insertions(+)
diff --git a/t/README b/t/README
index e669bb3..bb938f2 100644
--- a/t/README
+++ b/t/README
@@ -592,6 +592,23 @@ library for your script to use.
test_cmp expected actual
'
+ - test_ln_s <path1> <path2>
+ test_ln_s_add <path1> <path2>
+
+ These functions help systems whose filesystem does not support symbolic
+ links. Use them to add a symbolic link entry to the index when it is
+ not important that the file system entry is a symbolic link.
+
+ Use test_ln_s instead of plain "ln -s foo bar" and test_ln_s_add instead
+ of the sequence
+
+ ln -s foo bar &&
+ git add bar
+
+ Sometimes it is possible to split a test in a part that does not need
+ the symbolic link in the file system and a part that does; then only
+ the latter part need be protected by a SYMLINKS prerequisite (see below).
+
Prerequisites
-------------
diff --git a/t/test-lib-functions.sh b/t/test-lib-functions.sh
index 5251009..ad7905a 100644
--- a/t/test-lib-functions.sh
+++ b/t/test-lib-functions.sh
@@ -679,3 +679,33 @@ test_create_repo () {
mv .git/hooks .git/hooks-disabled
) || exit
}
+
+# These functions help on symlink challenged file systems when it is not
+# important that the file system entry is a symbolic link:
+#
+# - Use test_ln_s_add instead of "ln -s x y && git add y" to add a
+# symbolic link entry y to the index.
+#
+# - Use test_ln_s instead of "ln -s x y" when y has been added as a
+# symbolic link entry earlier.
+
+test_ln_s_add () {
+ if test_have_prereq SYMLINKS
+ then
+ ln -s "$1" "$2" &&
+ git update-index --add "$2"
+ else
+ printf '%s' "$1" >"$2" &&
+ ln_s_obj=$(git hash-object -w "$2") &&
+ git update-index --add --cacheinfo 120000 $ln_s_obj "$2"
+ fi
+}
+
+test_ln_s () {
+ if test_have_prereq SYMLINKS
+ then
+ ln -s "$1" "$2"
+ else
+ printf '%s' "$1" >"$2"
+ fi
+}
--
1.8.3.rc1.32.g8b61cbb
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