oeqa/runtime: clean up deprecated backslash expansion

(From OE-Core rev: bed045277b835d38048021e7ad158f27dd3ae9bb)

Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit 77085a05240c3f8226b9f2199c977f2555807789)
Signed-off-by: Steve Sakoman <steve@sakoman.com>

meta/lib/oeqa/runtime/cases/apt.py

@@ -39,9 +39,9 @@ class AptRepoTest(AptTest):
         self.target.run('cd %s; echo deb [ allow-insecure=yes ] %s/all ./ > sources.list' % (apt_get_sourceslist_dir, apt_get_source_server))
 
     def setup_source_config_for_package_install_signed(self):
-        apt_get_source_server = 'http:\/\/%s:%s' % (self.tc.target.server_ip, self.repo_server.port)
+        apt_get_source_server = 'http://%s:%s' % (self.tc.target.server_ip, self.repo_server.port)
         apt_get_sourceslist_dir = '/etc/apt/'
-        self.target.run("cd %s; cp sources.list sources.list.bak; sed -i 's/\[trusted=yes\] http:\/\/bogus_ip:bogus_port/%s/g' sources.list" % (apt_get_sourceslist_dir, apt_get_source_server))
+        self.target.run("cd %s; cp sources.list sources.list.bak; sed -i 's|\[trusted=yes\] http://bogus_ip:bogus_port|%s|g' sources.list" % (apt_get_sourceslist_dir, apt_get_source_server))
 
     def cleanup_source_config_for_package_install(self):
         apt_get_sourceslist_dir = '/etc/apt/'

meta/lib/oeqa/runtime/cases/buildcpio.py

@@ -29,7 +29,10 @@ class BuildCpioTest(OERuntimeTestCase):
     @OEHasPackage(['autoconf'])
     def test_cpio(self):
         self.project.download_archive()
-        self.project.run_configure('--disable-maintainer-mode',
-                                   'sed -i -e "/char \*program_name/d" src/global.c;')
+        self.project.run_configure('--disable-maintainer-mode')
+        # This sed is needed until
+        # https://git.savannah.gnu.org/cgit/cpio.git/commit/src/global.c?id=641d3f489cf6238bb916368d4ba0d9325a235afb
+        # is in a release.
+        self.project._run(r'sed -i -e "/char \*program_name/d" %s/src/global.c' % self.project.targetdir)
         self.project.run_make()
         self.project.run_install()

meta/lib/oeqa/runtime/cases/systemd.py

@@ -154,7 +154,7 @@ class SystemdJournalTests(SystemdTest):
         """
 
         # The expression chain that uniquely identifies the time boot message.
-        expr_items=['Startup finished', 'kernel', 'userspace','\.$']
+        expr_items=['Startup finished', 'kernel', 'userspace', r'\.$']
         try:
             output = self.journalctl(args='-o cat --reverse')
         except AssertionError: