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[Qemu-stable] [PATCH v6 3/3] qemu-iotests: Test unaligned sub-block zero


From: Fam Zheng
Subject: [Qemu-stable] [PATCH v6 3/3] qemu-iotests: Test unaligned sub-block zero write
Date: Tue, 12 May 2015 14:09:32 +0800

Test zero write in byte range 512~1024 for 4k alignment.

Signed-off-by: Fam Zheng <address@hidden>
Reviewed-by: Stefan Hajnoczi <address@hidden>
---
 tests/qemu-iotests/033     | 13 +++++++++++++
 tests/qemu-iotests/033.out | 30 ++++++++++++++++++++++++++++++
 2 files changed, 43 insertions(+)

diff --git a/tests/qemu-iotests/033 b/tests/qemu-iotests/033
index 4008f10..a61d8ce 100755
--- a/tests/qemu-iotests/033
+++ b/tests/qemu-iotests/033
@@ -78,6 +78,19 @@ for align in 512 4k; do
        echo
        echo "== verifying patterns (2) =="
        do_test $align "read -P 0x0 0x400 0x20000" "$TEST_IMG" | _filter_qemu_io
+
+       echo
+       echo "== rewriting unaligned zeroes =="
+       do_test $align "write -P 0xb 0x0 0x1000" "$TEST_IMG" | _filter_qemu_io
+       do_test $align "write -z 0x200 0x200" "$TEST_IMG" | _filter_qemu_io
+
+       echo
+       echo "== verifying patterns (3) =="
+       do_test $align "read -P 0xb 0x0 0x200" "$TEST_IMG" | _filter_qemu_io
+       do_test $align "read -P 0x0 0x200 0x200" "$TEST_IMG" | _filter_qemu_io
+       do_test $align "read -P 0xb 0x400 0xc00" "$TEST_IMG" | _filter_qemu_io
+
+       echo
 done
 
 # success, all done
diff --git a/tests/qemu-iotests/033.out b/tests/qemu-iotests/033.out
index 305949f..c3d18aa 100644
--- a/tests/qemu-iotests/033.out
+++ b/tests/qemu-iotests/033.out
@@ -27,6 +27,21 @@ wrote 65536/65536 bytes at offset 65536
 read 131072/131072 bytes at offset 1024
 128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
 
+== rewriting unaligned zeroes ==
+wrote 4096/4096 bytes at offset 0
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+wrote 512/512 bytes at offset 512
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== verifying patterns (3) ==
+read 512/512 bytes at offset 0
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 512/512 bytes at offset 512
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 3072/3072 bytes at offset 1024
+3 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+
 == preparing image ==
 wrote 1024/1024 bytes at offset 512
 1 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
@@ -52,4 +67,19 @@ wrote 65536/65536 bytes at offset 65536
 == verifying patterns (2) ==
 read 131072/131072 bytes at offset 1024
 128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== rewriting unaligned zeroes ==
+wrote 4096/4096 bytes at offset 0
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+wrote 512/512 bytes at offset 512
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== verifying patterns (3) ==
+read 512/512 bytes at offset 0
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 512/512 bytes at offset 512
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 3072/3072 bytes at offset 1024
+3 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
 *** done
-- 
2.1.0




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