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[PULL,10/14] iotests/image-fleecing: switch to qemu_io()

Message ID 20220425140821.957511-11-hreitz@redhat.com
State New
Headers show
Series [PULL,01/14] block: add 'force' parameter to 'blockdev-change-medium' command | expand

Commit Message

Hanna Czenczek April 25, 2022, 2:08 p.m. UTC 
From: John Snow <jsnow@redhat.com>

This test expects failure ... but only sometimes. When? Why?

It's for reads of a region not defined by a bitmap. Adjust the test to
be more explicit about what it expects to fail and why.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Hanna Reitz <hreitz@redhat.com>
Message-Id: <20220418211504.943969-10-jsnow@redhat.com>
Signed-off-by: Hanna Reitz <hreitz@redhat.com>
---
 tests/qemu-iotests/tests/image-fleecing | 28 +++++++++++++++++--------
 1 file changed, 19 insertions(+), 9 deletions(-)
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Patch

diff --git a/tests/qemu-iotests/tests/image-fleecing b/tests/qemu-iotests/tests/image-fleecing
index b7e5076104..ac749702f8 100755
--- a/tests/qemu-iotests/tests/image-fleecing
+++ b/tests/qemu-iotests/tests/image-fleecing
@@ -22,9 +22,10 @@ 
 #
 # Creator/Owner: John Snow <jsnow@redhat.com>
 
+from subprocess import CalledProcessError
+
 import iotests
-from iotests import log, qemu_img, qemu_io, qemu_io_silent, \
-    qemu_io_pipe_and_status
+from iotests import log, qemu_img, qemu_io, qemu_io_silent
 
 iotests.script_initialize(
     supported_fmts=['qcow2'],
@@ -185,10 +186,14 @@  def do_test(vm, use_cbw, use_snapshot_access_filter, base_img_path,
         for p in patterns + zeroes:
             cmd = 'read -P%s %s %s' % p
             log(cmd)
-            out, ret = qemu_io_pipe_and_status('-r', '-f', 'raw', '-c', cmd,
-                                               nbd_uri)
-            if ret != 0:
-                print(out)
+
+            try:
+                qemu_io('-r', '-f', 'raw', '-c', cmd, nbd_uri)
+            except CalledProcessError as exc:
+                if bitmap and p in zeroes:
+                    log(exc.stdout)
+                else:
+                    raise
 
     log('')
     log('--- Testing COW ---')
@@ -228,9 +233,14 @@  def do_test(vm, use_cbw, use_snapshot_access_filter, base_img_path,
             args += [target_img_path]
         else:
             args += ['-f', 'raw', nbd_uri]
-        out, ret = qemu_io_pipe_and_status(*args)
-        if ret != 0:
-            print(out)
+
+        try:
+            qemu_io(*args)
+        except CalledProcessError as exc:
+            if bitmap and p in zeroes:
+                log(exc.stdout)
+            else:
+                raise
 
     log('')
     log('--- Cleanup ---')