[PATCH v2 3/6] t5003: skip conversion test if unzip -a is unavailable

[Đoàn Trần Công Danh <congdanhqx@xxxxxxxxx>]

Alpine Linux's default unzip(1) doesn't support `-a`.

Skip those tests on that platform.

Signed-off-by: Đoàn Trần Công Danh <congdanhqx@xxxxxxxxx>
---
 t/t5003-archive-zip.sh | 20 ++++++++++++++------
 1 file changed, 14 insertions(+), 6 deletions(-)

diff --git a/t/t5003-archive-zip.sh b/t/t5003-archive-zip.sh
index 106eddbd85..78fb4bf323 100755
--- a/t/t5003-archive-zip.sh
+++ b/t/t5003-archive-zip.sh
@@ -15,6 +15,14 @@ test_lazy_prereq UNZIP_SYMLINKS '
 	)
 '
 
+test_lazy_prereq UNZIP_CONVERT '
+	(
+		mkdir unzip-convert &&
+		cd unzip-convert &&
+		"$GIT_UNZIP" -a "$TEST_DIRECTORY"/t5003/infozip-symlinks.zip
+	)
+'
+
 check_zip() {
 	zipfile=$1.zip
 	listfile=$1.lst
@@ -39,33 +47,33 @@ check_zip() {
 	extracted=${dir_with_prefix}a
 	original=a
 
-	test_expect_success UNZIP " extract ZIP archive with EOL conversion" '
+	test_expect_success UNZIP_CONVERT " extract ZIP archive with EOL conversion" '
 		(mkdir $dir && cd $dir && "$GIT_UNZIP" -a ../$zipfile)
 	'
 
-	test_expect_success UNZIP " validate that text files are converted" "
+	test_expect_success UNZIP_CONVERT " validate that text files are converted" "
 		test_cmp_bin $extracted/text.cr $extracted/text.crlf &&
 		test_cmp_bin $extracted/text.cr $extracted/text.lf
 	"
 
-	test_expect_success UNZIP " validate that binary files are unchanged" "
+	test_expect_success UNZIP_CONVERT " validate that binary files are unchanged" "
 		test_cmp_bin $original/binary.cr   $extracted/binary.cr &&
 		test_cmp_bin $original/binary.crlf $extracted/binary.crlf &&
 		test_cmp_bin $original/binary.lf   $extracted/binary.lf
 	"
 
-	test_expect_success UNZIP " validate that diff files are converted" "
+	test_expect_success UNZIP_CONVERT " validate that diff files are converted" "
 		test_cmp_bin $extracted/diff.cr $extracted/diff.crlf &&
 		test_cmp_bin $extracted/diff.cr $extracted/diff.lf
 	"
 
-	test_expect_success UNZIP " validate that -diff files are unchanged" "
+	test_expect_success UNZIP_CONVERT " validate that -diff files are unchanged" "
 		test_cmp_bin $original/nodiff.cr   $extracted/nodiff.cr &&
 		test_cmp_bin $original/nodiff.crlf $extracted/nodiff.crlf &&
 		test_cmp_bin $original/nodiff.lf   $extracted/nodiff.lf
 	"
 
-	test_expect_success UNZIP " validate that custom diff is unchanged " "
+	test_expect_success UNZIP_CONVERT " validate that custom diff is unchanged " "
 		test_cmp_bin $original/custom.cr   $extracted/custom.cr &&
 		test_cmp_bin $original/custom.crlf $extracted/custom.crlf &&
 		test_cmp_bin $original/custom.lf   $extracted/custom.lf
-- 
2.26.0.rc2.310.g2932bb562d