[RFC PATCH 2/2] iotests: Update 245 to support replacing files with x-blockdev-reopen

[Alberto Garcia <berto@igalia.com>]

Signed-off-by: Alberto Garcia <berto@igalia.com>
---
 tests/qemu-iotests/245     | 54 +++++++++++++++++++++++++++++++++++++-
 tests/qemu-iotests/245.out |  4 +--
 2 files changed, 55 insertions(+), 3 deletions(-)

diff --git a/tests/qemu-iotests/245 b/tests/qemu-iotests/245
index f9d68b3958..bad6911f0c 100755
--- a/tests/qemu-iotests/245
+++ b/tests/qemu-iotests/245
@@ -78,7 +78,7 @@ class TestBlockdevReopen(iotests.QMPTestCase):
         for line in log.split("\n"):
             if line.startswith("Pattern verification failed"):
                 raise Exception("%s (command #%d)" % (line, found))
-            if re.match("read .*/.* bytes at offset", line):
+            if re.match("(read|wrote) .*/.* bytes at offset", line):
                 found += 1
         self.assertEqual(found, self.total_io_cmds,
                          "Expected output of %d qemu-io commands, found %d" %
@@ -536,6 +536,58 @@ class TestBlockdevReopen(iotests.QMPTestCase):
         result = self.vm.qmp('blockdev-del', conv_keys = True, node_name = 'bv')
         self.assert_qmp(result, 'return', {})
 
+    def test_replace_file(self):
+        qemu_img('create', '-f', 'raw', hd_path[0], '10k')
+        qemu_img('create', '-f', 'raw', hd_path[1], '10k')
+
+        hd0_opts = {'driver': 'file',
+                    'node-name': 'hd0-file',
+                    'filename':  hd_path[0] }
+        hd1_opts = {'driver': 'file',
+                    'node-name': 'hd1-file',
+                    'filename':  hd_path[1] }
+
+        opts = {'driver': 'raw', 'node-name': 'hd', 'file': 'hd0-file'}
+
+        result = self.vm.qmp('blockdev-add', conv_keys = False, **hd0_opts)
+        self.assert_qmp(result, 'return', {})
+        result = self.vm.qmp('blockdev-add', conv_keys = False, **hd1_opts)
+        self.assert_qmp(result, 'return', {})
+        result = self.vm.qmp('blockdev-add', conv_keys = False, **opts)
+        self.assert_qmp(result, 'return', {})
+
+        self.run_qemu_io("hd", "read  -P 0 0 10k")
+        self.run_qemu_io("hd", "write -P 0xa0 0 10k")
+
+        self.reopen(opts, {'file': 'hd1-file'})
+        self.run_qemu_io("hd", "read  -P 0 0 10k")
+        self.run_qemu_io("hd", "write -P 0xa1 0 10k")
+
+        self.reopen(opts, {'file': 'hd0-file'})
+        self.run_qemu_io("hd", "read  -P 0xa0 0 10k")
+
+        self.reopen(opts, {'file': 'hd1-file'})
+        self.run_qemu_io("hd", "read  -P 0xa1 0 10k")
+
+    def test_insert_throttle_filter(self):
+        hd0_opts = hd_opts(0)
+        result = self.vm.qmp('blockdev-add', conv_keys = False, **hd0_opts)
+        self.assert_qmp(result, 'return', {})
+
+        opts = { 'qom-type': 'throttle-group', 'id': 'group0',
+                 'props': { 'limits': { 'iops-total': 1000 } } }
+        result = self.vm.qmp('object-add', conv_keys = False, **opts)
+        self.assert_qmp(result, 'return', {})
+
+        opts = { 'driver': 'throttle', 'node-name': 'throttle0',
+                 'throttle-group': 'group0', 'file': 'hd0-file' }
+        result = self.vm.qmp('blockdev-add', conv_keys = False, **opts)
+        self.assert_qmp(result, 'return', {})
+
+        self.reopen(hd0_opts, {'file': 'throttle0'})
+
+        self.reopen(hd0_opts, {'file': 'hd0-file'})
+
     # Misc reopen tests with different block drivers
     @iotests.skip_if_unsupported(['quorum', 'throttle'])
     def test_misc_drivers(self):
diff --git a/tests/qemu-iotests/245.out b/tests/qemu-iotests/245.out
index 4b33dcaf5c..537a2b5b63 100644
--- a/tests/qemu-iotests/245.out
+++ b/tests/qemu-iotests/245.out
@@ -10,8 +10,8 @@
 {"return": {}}
 {"data": {"id": "stream0", "type": "stream"}, "event": "BLOCK_JOB_PENDING", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
 {"data": {"device": "stream0", "len": 3145728, "offset": 3145728, "speed": 0, "type": "stream"}, "event": "BLOCK_JOB_COMPLETED", "timestamp": {"microseconds": "USECS", "seconds": "SECS"}}
-.....................
+.......................
 ----------------------------------------------------------------------
-Ran 21 tests
+Ran 23 tests
 
 OK
-- 
2.20.1