selftest: Add regression test for rpm filesnames

Escaping globs and quoting in rpm spec files is tricky and requires a
bit of dancing. In addition to that it changes from time to time.
Adding (simple) regression test for different types of filename
patterns. Cover brackets and parentheses in first iteration

[Yocto #13746]

(From OE-Core rev: 142432217c152970249884fad240f7441cb1a2ad)

Signed-off-by: Pavel Zhukov <pavel.zhukov@huawei.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta-selftest/recipes-test/testrpm/files/testfile.txt

@@ -0,0 +1 @@
+== This file serves the purposes of SRC_URI only

meta-selftest/recipes-test/testrpm/testrpm_0.0.1.bb

@@ -0,0 +1,18 @@
+SUMMARY = "Test recipe for testing rpm generated by oe-core"
+LIC_FILES_CHKSUM = "file://${COMMON_LICENSE_DIR}/MIT;md5=0835ade698e0bcf8506ecda2f7b4f302"
+
+LICENSE = "MIT"
+
+SRC_URI = "file://testfile.txt"
+INHIBIT_DEFAULT_DEPS = "1"
+
+do_compile(){
+	echo "testdata" > ${B}/"file with [brackets].txt"
+	echo "testdata" > ${B}/"file with (parentheses).txt"
+}
+
+do_install(){
+	install ${B}/* ${D}/
+}
+
+FILES:${PN} = "*"

meta/lib/oeqa/selftest/cases/rpmtests.py

@@ -0,0 +1,14 @@
+#
+# Copyright OpenEmbedded Contributors
+#
+# SPDX-License-Identifier: MIT
+#
+
+from oeqa.selftest.case import OESelftestTestCase
+from oeqa.utils.commands import bitbake
+
+class BitbakeTests(OESelftestTestCase):
+
+    def test_rpm_filenames(self):
+        test_recipe = "testrpm"
+        bitbake(test_recipe)