Add test suite and release

[thirdparty/mdadm.git] / tests / 02r6grow

diff --git a/tests/02r6grow b/tests/02r6grow
new file mode 100644 (file)
index 0000000..ef864e2
--- /dev/null
+++ b/tests/02r6grow
@@ -0,0 +1,37 @@
+
+set -e
+
+# create a small raid6 array, make it larger.  Then make it smaller
+
+$mdadm -CR $md0 --level raid6 --chunk=32 --raid-disks 4 --size $[size/2] $dev1 $dev2 $dev3 $dev4 
+$check wait
+$check state UUUU
+sh tests/testdev $md0 2 $[size/2] 32
+
+$mdadm --grow $md0 --size max
+$check resync
+$check wait
+sh tests/testdev $md0 2 $mdsize0 64
+
+$mdadm --grow $md0 --size $[size/2]
+$check nosync
+sh tests/testdev $md0 2 $[size/2] 64
+
+$mdadm -S $md0
+
+# same again with version 1.1 superblock
+$mdadm -CR $md0 --level raid6 --metadata=1.1 --chunk=128 --raid-disks 4 --size $[size/2] $dev1 $dev2 $dev3 $dev4 
+$check wait
+$check state UUUU
+sh tests/testdev $md0 2 $[size/2] 128
+
+$mdadm --grow $md0 --size max
+$check resync
+$check wait
+sh tests/testdev $md0 2 $[size-1] 128
+
+$mdadm --grow $md0 --size $[size/2]
+$check nosync
+sh tests/testdev $md0 2 $[size/2] 128
+
+$mdadm -S $md0