From f1648454794c09f727f9b73d767a60caf94e87a6 Mon Sep 17 00:00:00 2001
From: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Date: Fri, 20 Sep 2019 17:20:51 +0300
Subject: iotests: 257: drop unused Drive.device field

After previous commit Drive.device is actually unused. Drop it together
with .name property.  While being here reuse .node in qmp commands
instead of writing 'drive0' twice.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-id: 20190920142056.12778-11-vsementsov@virtuozzo.com
Signed-off-by: Max Reitz <mreitz@redhat.com>
---
 tests/qemu-iotests/257 | 37 +++++++++++++++----------------------
 1 file changed, 15 insertions(+), 22 deletions(-)

(limited to 'tests')

diff --git a/tests/qemu-iotests/257 b/tests/qemu-iotests/257
index 6b368e1..5d77202 100755
--- a/tests/qemu-iotests/257
+++ b/tests/qemu-iotests/257
@@ -148,11 +148,6 @@ class Drive:
         self.fmt = None
         self.size = None
         self.node = None
-        self.device = None
-
-    @property
-    def name(self):
-        return self.node or self.device
 
     def img_create(self, fmt, size):
         self.fmt = fmt
@@ -201,7 +196,7 @@ def blockdev_backup(vm, device, target, sync, **kwargs):
 def blockdev_backup_mktarget(drive, target_id, filepath, sync, **kwargs):
     target_drive = Drive(filepath, vm=drive.vm)
     target_drive.create_target(target_id, drive.fmt, drive.size)
-    blockdev_backup(drive.vm, drive.name, target_id, sync, **kwargs)
+    blockdev_backup(drive.vm, drive.node, target_id, sync, **kwargs)
 
 def reference_backup(drive, n, filepath):
     log("--- Reference Backup #{:d} ---\n".format(n))
@@ -229,7 +224,7 @@ def perform_writes(drive, n):
             pattern.offset,
             pattern.size)
         log(cmd)
-        log(drive.vm.hmp_qemu_io(drive.name, cmd))
+        log(drive.vm.hmp_qemu_io(drive.node, cmd))
     bitmaps = drive.vm.query_bitmaps()
     log({'bitmaps': bitmaps}, indent=2)
     log('')
@@ -324,18 +319,17 @@ def test_bitmap_sync(bsync_mode, msync_mode='bitmap', failure=None):
                 }]
             }
 
+        drive0.node = 'drive0'
         vm.qmp_log('blockdev-add',
                    filters=[iotests.filter_qmp_testfiles],
-                   node_name="drive0",
+                   node_name=drive0.node,
                    driver=drive0.fmt,
                    file=file_config)
-        drive0.node = 'drive0'
-        drive0.device = 'device0'
         # Use share-rw to allow writes directly to the node;
         # The anonymous block-backend for this configuration prevents us
         # from using HMP's qemu-io commands to address the device.
-        vm.qmp_log("device_add", id=drive0.device,
-                   drive=drive0.name, driver="scsi-hd",
+        vm.qmp_log("device_add", id='device0',
+                   drive=drive0.node, driver="scsi-hd",
                    share_rw=True)
         log('')
 
@@ -343,7 +337,7 @@ def test_bitmap_sync(bsync_mode, msync_mode='bitmap', failure=None):
         perform_writes(drive0, 0)
         reference_backup(drive0, 0, fbackup0)
         log('--- Add Bitmap ---\n')
-        vm.qmp_log("block-dirty-bitmap-add", node=drive0.name,
+        vm.qmp_log("block-dirty-bitmap-add", node=drive0.node,
                    name="bitmap0", granularity=GRANULARITY)
         log('')
         ebitmap = EmulatedBitmap()
@@ -358,7 +352,7 @@ def test_bitmap_sync(bsync_mode, msync_mode='bitmap', failure=None):
         # 1 - Test Backup (w/ Optional induced failure)
         if failure == 'intermediate':
             # Activate blkdebug induced failure for second-to-next read
-            log(vm.hmp_qemu_io(drive0.name, 'flush'))
+            log(vm.hmp_qemu_io(drive0.node, 'flush'))
             log('')
         job = backup(drive0, 1, bsync1, msync_mode,
                      bitmap="bitmap0", bitmap_mode=bsync_mode)
@@ -426,7 +420,7 @@ def test_bitmap_sync(bsync_mode, msync_mode='bitmap', failure=None):
 
         log('--- Cleanup ---\n')
         vm.qmp_log("block-dirty-bitmap-remove",
-                   node=drive0.name, name="bitmap0")
+                   node=drive0.node, name="bitmap0")
         bitmaps = vm.query_bitmaps()
         log({'bitmaps': bitmaps}, indent=2)
         vm.shutdown()
@@ -467,22 +461,21 @@ def test_backup_api():
             'filename': drive0.path
         }
 
+        drive0.node = 'drive0'
         vm.qmp_log('blockdev-add',
                    filters=[iotests.filter_qmp_testfiles],
-                   node_name="drive0",
+                   node_name=drive0.node,
                    driver=drive0.fmt,
                    file=file_config)
-        drive0.node = 'drive0'
-        drive0.device = 'device0'
-        vm.qmp_log("device_add", id=drive0.device,
-                   drive=drive0.name, driver="scsi-hd")
+        vm.qmp_log("device_add", id='device0',
+                   drive=drive0.node, driver="scsi-hd")
         log('')
 
         target0 = Drive(backup_path, vm=vm)
         target0.create_target("backup_target", drive0.fmt, drive0.size)
         log('')
 
-        vm.qmp_log("block-dirty-bitmap-add", node=drive0.name,
+        vm.qmp_log("block-dirty-bitmap-add", node=drive0.node,
                    name="bitmap0", granularity=GRANULARITY)
         log('')
 
@@ -521,7 +514,7 @@ def test_backup_api():
             log("-- Sync mode {:s} tests --\n".format(sync_mode))
             for bitmap in (None, 'bitmap404', 'bitmap0'):
                 for policy in error_cases[sync_mode][bitmap]:
-                    blockdev_backup(drive0.vm, drive0.name, "backup_target",
+                    blockdev_backup(drive0.vm, drive0.node, "backup_target",
                                     sync_mode, job_id='api_job',
                                     bitmap=bitmap, bitmap_mode=policy)
                     log('')
-- 
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