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[Qemu-devel] [PATCH v7 6/8] qemu-iotests: Make block job methods common


From: Fam Zheng
Subject: [Qemu-devel] [PATCH v7 6/8] qemu-iotests: Make block job methods common
Date: Mon, 8 Jun 2015 13:56:12 +0800

Signed-off-by: Fam Zheng <address@hidden>
Reviewed-by: John Snow <address@hidden>
Reviewed-by: Paolo Bonzini <address@hidden>
---
 tests/qemu-iotests/041        | 66 ++++++++++---------------------------------
 tests/qemu-iotests/iotests.py | 28 ++++++++++++++++++
 2 files changed, 43 insertions(+), 51 deletions(-)

diff --git a/tests/qemu-iotests/041 b/tests/qemu-iotests/041
index 59a8f73..3d46ed7 100755
--- a/tests/qemu-iotests/041
+++ b/tests/qemu-iotests/041
@@ -34,38 +34,8 @@ quorum_img3 = os.path.join(iotests.test_dir, 'quorum3.img')
 quorum_repair_img = os.path.join(iotests.test_dir, 'quorum_repair.img')
 quorum_snapshot_file = os.path.join(iotests.test_dir, 'quorum_snapshot.img')
 
-class ImageMirroringTestCase(iotests.QMPTestCase):
-    '''Abstract base class for image mirroring test cases'''
 
-    def wait_ready(self, drive='drive0'):
-        '''Wait until a block job BLOCK_JOB_READY event'''
-        ready = False
-        while not ready:
-            for event in self.vm.get_qmp_events(wait=True):
-                if event['event'] == 'BLOCK_JOB_READY':
-                    self.assert_qmp(event, 'data/type', 'mirror')
-                    self.assert_qmp(event, 'data/device', drive)
-                    ready = True
-
-    def wait_ready_and_cancel(self, drive='drive0'):
-        self.wait_ready(drive=drive)
-        event = self.cancel_and_wait(drive=drive)
-        self.assertEquals(event['event'], 'BLOCK_JOB_COMPLETED')
-        self.assert_qmp(event, 'data/type', 'mirror')
-        self.assert_qmp(event, 'data/offset', event['data']['len'])
-
-    def complete_and_wait(self, drive='drive0', wait_ready=True):
-        '''Complete a block job and wait for it to finish'''
-        if wait_ready:
-            self.wait_ready(drive=drive)
-
-        result = self.vm.qmp('block-job-complete', device=drive)
-        self.assert_qmp(result, 'return', {})
-
-        event = self.wait_until_completed(drive=drive)
-        self.assert_qmp(event, 'data/type', 'mirror')
-
-class TestSingleDrive(ImageMirroringTestCase):
+class TestSingleDrive(iotests.QMPTestCase):
     image_len = 1 * 1024 * 1024 # MB
 
     def setUp(self):
@@ -221,17 +191,9 @@ class TestSingleDriveUnalignedLength(TestSingleDrive):
     test_small_buffer2 = None
     test_large_cluster = None
 
-class TestMirrorNoBacking(ImageMirroringTestCase):
+class TestMirrorNoBacking(iotests.QMPTestCase):
     image_len = 2 * 1024 * 1024 # MB
 
-    def complete_and_wait(self, drive='drive0', wait_ready=True):
-        iotests.create_image(target_backing_img, TestMirrorNoBacking.image_len)
-        return ImageMirroringTestCase.complete_and_wait(self, drive, 
wait_ready)
-
-    def compare_images(self, img1, img2):
-        iotests.create_image(target_backing_img, TestMirrorNoBacking.image_len)
-        return iotests.compare_images(img1, img2)
-
     def setUp(self):
         iotests.create_image(backing_img, TestMirrorNoBacking.image_len)
         qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % 
backing_img, test_img)
@@ -242,7 +204,10 @@ class TestMirrorNoBacking(ImageMirroringTestCase):
         self.vm.shutdown()
         os.remove(test_img)
         os.remove(backing_img)
-        os.remove(target_backing_img)
+        try:
+            os.remove(target_backing_img)
+        except:
+            pass
         os.remove(target_img)
 
     def test_complete(self):
@@ -257,7 +222,7 @@ class TestMirrorNoBacking(ImageMirroringTestCase):
         result = self.vm.qmp('query-block')
         self.assert_qmp(result, 'return[0]/inserted/file', target_img)
         self.vm.shutdown()
-        self.assertTrue(self.compare_images(test_img, target_img),
+        self.assertTrue(iotests.compare_images(test_img, target_img),
                         'target image does not match source after mirroring')
 
     def test_cancel(self):
@@ -272,7 +237,7 @@ class TestMirrorNoBacking(ImageMirroringTestCase):
         result = self.vm.qmp('query-block')
         self.assert_qmp(result, 'return[0]/inserted/file', test_img)
         self.vm.shutdown()
-        self.assertTrue(self.compare_images(test_img, target_img),
+        self.assertTrue(iotests.compare_images(test_img, target_img),
                         'target image does not match source after mirroring')
 
     def test_large_cluster(self):
@@ -283,7 +248,6 @@ class TestMirrorNoBacking(ImageMirroringTestCase):
                         %(TestMirrorNoBacking.image_len), target_backing_img)
         qemu_img('create', '-f', iotests.imgfmt, '-o', 
'cluster_size=%d,backing_file=%s'
                         % (TestMirrorNoBacking.image_len, target_backing_img), 
target_img)
-        os.remove(target_backing_img)
 
         result = self.vm.qmp('drive-mirror', device='drive0', sync='full',
                              mode='existing', target=target_img)
@@ -293,10 +257,10 @@ class TestMirrorNoBacking(ImageMirroringTestCase):
         result = self.vm.qmp('query-block')
         self.assert_qmp(result, 'return[0]/inserted/file', target_img)
         self.vm.shutdown()
-        self.assertTrue(self.compare_images(test_img, target_img),
+        self.assertTrue(iotests.compare_images(test_img, target_img),
                         'target image does not match source after mirroring')
 
-class TestMirrorResized(ImageMirroringTestCase):
+class TestMirrorResized(iotests.QMPTestCase):
     backing_len = 1 * 1024 * 1024 # MB
     image_len = 2 * 1024 * 1024 # MB
 
@@ -344,7 +308,7 @@ class TestMirrorResized(ImageMirroringTestCase):
         self.assertTrue(iotests.compare_images(test_img, target_img),
                         'target image does not match source after mirroring')
 
-class TestReadErrors(ImageMirroringTestCase):
+class TestReadErrors(iotests.QMPTestCase):
     image_len = 2 * 1024 * 1024 # MB
 
     # this should be a multiple of twice the default granularity
@@ -498,7 +462,7 @@ new_state = "1"
         self.assert_no_active_block_jobs()
         self.vm.shutdown()
 
-class TestWriteErrors(ImageMirroringTestCase):
+class TestWriteErrors(iotests.QMPTestCase):
     image_len = 2 * 1024 * 1024 # MB
 
     # this should be a multiple of twice the default granularity
@@ -624,7 +588,7 @@ new_state = "1"
         self.assert_no_active_block_jobs()
         self.vm.shutdown()
 
-class TestSetSpeed(ImageMirroringTestCase):
+class TestSetSpeed(iotests.QMPTestCase):
     image_len = 80 * 1024 * 1024 # MB
 
     def setUp(self):
@@ -690,7 +654,7 @@ class TestSetSpeed(ImageMirroringTestCase):
 
         self.wait_ready_and_cancel()
 
-class TestUnbackedSource(ImageMirroringTestCase):
+class TestUnbackedSource(iotests.QMPTestCase):
     image_len = 2 * 1024 * 1024 # MB
 
     def setUp(self):
@@ -731,7 +695,7 @@ class TestUnbackedSource(ImageMirroringTestCase):
         self.complete_and_wait()
         self.assert_no_active_block_jobs()
 
-class TestRepairQuorum(ImageMirroringTestCase):
+class TestRepairQuorum(iotests.QMPTestCase):
     """ This class test quorum file repair using drive-mirror.
         It's mostly a fork of TestSingleDrive """
     image_len = 1 * 1024 * 1024 # MB
diff --git a/tests/qemu-iotests/iotests.py b/tests/qemu-iotests/iotests.py
index 04a294d..63de726 100644
--- a/tests/qemu-iotests/iotests.py
+++ b/tests/qemu-iotests/iotests.py
@@ -326,6 +326,34 @@ class QMPTestCase(unittest.TestCase):
         self.assert_no_active_block_jobs()
         return event
 
+    def wait_ready(self, drive='drive0'):
+        '''Wait until a block job BLOCK_JOB_READY event'''
+        ready = False
+        while not ready:
+            for event in self.vm.get_qmp_events(wait=True):
+                if event['event'] == 'BLOCK_JOB_READY':
+                    self.assert_qmp(event, 'data/type', 'mirror')
+                    self.assert_qmp(event, 'data/device', drive)
+                    ready = True
+
+    def wait_ready_and_cancel(self, drive='drive0'):
+        self.wait_ready(drive=drive)
+        event = self.cancel_and_wait(drive=drive)
+        self.assertEquals(event['event'], 'BLOCK_JOB_COMPLETED')
+        self.assert_qmp(event, 'data/type', 'mirror')
+        self.assert_qmp(event, 'data/offset', event['data']['len'])
+
+    def complete_and_wait(self, drive='drive0', wait_ready=True):
+        '''Complete a block job and wait for it to finish'''
+        if wait_ready:
+            self.wait_ready(drive=drive)
+
+        result = self.vm.qmp('block-job-complete', device=drive)
+        self.assert_qmp(result, 'return', {})
+
+        event = self.wait_until_completed(drive=drive)
+        self.assert_qmp(event, 'data/type', 'mirror')
+
 def notrun(reason):
     '''Skip this test suite'''
     # Each test in qemu-iotests has a number ("seq")
-- 
2.4.2




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