xz: Add ptest support

There are two types of cases: executables and POSIX shell scripts.
All test cases PASS.
Add xz-ptest to PTESTS_FAST because test duration less than 30s
on qemux86-64.

root@qemux86-64:~# ptest-runner xz
START: ptest-runner
2024-01-26T03:32
BEGIN: /usr/lib/xz/ptest
=== test_bcj_exact_size.c ===
PASS: test_exact_size
PASS: test_empty_block

(From OE-Core rev: 2704983f972e4fe1d4e0bee8491a07eb4f629346)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 26 insertions, 0 deletions

diff --git a/meta/recipes-extended/xz/xz/run-ptest b/meta/recipes-extended/xz/xz/run-ptest
new file mode 100644
index 0000000000..cc8ba92016
--- /dev/null
+++ b/meta/recipes-extended/xz/xz/run-ptest
@@ -0,0 +1,26 @@
+#!/bin/bash
+
+ptestdir=$(dirname "$(readlink -f "$0")")
+cd "$ptestdir"/tests || exit
+
+# executables test cases
+tests_exec=$(file $(ls test_*) | grep "ELF" | awk -F: '{print $1}')
+for i in ${tests_exec}; do
+    ./$i
+done
+
+# POSIX shell script test cases
+export srcdir=${ptestdir}/tests
+test_shell="test_files.sh test_scripts.sh test_compress.sh"
+for j in ${test_shell}; do
+    if [ $j == "test_compress.sh" ]; then
+        ./$j create_compress_files
+    else
+        ./$j
+    fi
+    if [ $? -eq 0 ]; then
+        echo "PASS: $j"
+    else
+        echo "FAIL: $j"
+    fi
+done