[PATCH 13/13][e2fsprogs] Add m_uninit test case.

["Jose R. Santos" <jrs@us.ibm.com>]

From: Jose R. Santos <jrs@us.ibm.com>

Add m_uninit test case.

Add test case to test for uninit block groups.

Signed-off-by: Jose R. Santos <jrs@us.ibm.com>
--

 tests/m_uninit/expect.1 |  166 +++++++++++++++++++++++++++++++++++++++++++++++
 tests/m_uninit/script   |    4 +
 2 files changed, 170 insertions(+), 0 deletions(-)

diff --git a/tests/m_uninit/expect.1 b/tests/m_uninit/expect.1
new file mode 100644
index 0000000..4167ff5
--- /dev/null
+++ b/tests/m_uninit/expect.1
@@ -0,0 +1,166 @@
+Filesystem label=
+OS type: Linux
+Block size=1024 (log=0)
+Fragment size=1024 (log=0)
+32768 inodes, 131072 blocks
+6553 blocks (5.00%) reserved for the super user
+First data block=1
+Maximum filesystem blocks=67371008
+16 block groups
+8192 blocks per group, 8192 fragments per group
+2048 inodes per group
+Superblock backups stored on blocks: 
+	8193, 24577, 40961, 57345, 73729
+
+Writing inode tables: done                            
+Writing superblocks and filesystem accounting information: done
+
+Filesystem features: resize_inode dir_index filetype sparse_super uninit_groups
+ 
+Pass 1: Checking inodes, blocks, and sizes
+Pass 2: Checking directory structure
+Pass 3: Checking directory connectivity
+Pass 4: Checking reference counts
+Pass 5: Checking group summary information
+test_filesys: 11/32768 files (9.1% non-contiguous), 5691/131072 blocks
+Exit status is 0
+
+Filesystem volume name:   <none>
+Last mounted on:          <not available>
+Filesystem magic number:  0xEF53
+Filesystem revision #:    1 (dynamic)
+Filesystem features:      resize_inode dir_index filetype sparse_super uninit_groups
+Default mount options:    (none)
+Filesystem state:         clean
+Errors behavior:          Continue
+Filesystem OS type:       Linux
+Inode count:              32768
+Block count:              131072
+Reserved block count:     6553
+Free blocks:              125381
+Free inodes:              32757
+First block:              1
+Block size:               1024
+Fragment size:            1024
+Reserved GDT blocks:      256
+Blocks per group:         8192
+Fragments per group:      8192
+Inodes per group:         2048
+Inode blocks per group:   256
+Mount count:              0
+Check interval:           15552000 (6 months)
+Reserved blocks uid:      0
+Reserved blocks gid:      0
+First inode:              11
+Inode size:		  128
+Default directory hash:   tea
+
+
+Group 0: (Blocks 1-8192)
+  Primary superblock at 1, Group descriptors at 2-2
+  Reserved GDT blocks at 3-258
+  Block bitmap at 259 (+258), Inode bitmap at 260 (+259)
+  Inode table at 261-516 (+260)
+  7662 free blocks, 2037 free inodes, 2 directories, 2037 unused inodes
+  Free blocks: 531-8192
+  Free inodes: 12-2048
+Group 1: (Blocks 8193-16384) [Inode not init]
+  Backup superblock at 8193, Group descriptors at 8194-8194
+  Reserved GDT blocks at 8195-8450
+  Block bitmap at 8451 (+258), Inode bitmap at 8452 (+259)
+  Inode table at 8453-8708 (+260)
+  7676 free blocks, 2048 free inodes, 0 directories, 2048 unused inodes
+  Free blocks: 8709-16384
+  Free inodes: 
+Group 2: (Blocks 16385-24576) [Inode not init, Block not init]
+  Block bitmap at 16385 (+0), Inode bitmap at 16386 (+1)
+  Inode table at 16387-16642 (+2)
+  7934 free blocks, 2048 free inodes, 0 directories, 2048 unused inodes
+  Free blocks: 
+  Free inodes: 
+Group 3: (Blocks 24577-32768) [Inode not init]
+  Backup superblock at 24577, Group descriptors at 24578-24578
+  Reserved GDT blocks at 24579-24834
+  Block bitmap at 24835 (+258), Inode bitmap at 24836 (+259)
+  Inode table at 24837-25092 (+260)
+  7676 free blocks, 2048 free inodes, 0 directories, 2048 unused inodes
+  Free blocks: 25093-32768
+  Free inodes: 
+Group 4: (Blocks 32769-40960) [Inode not init, Block not init]
+  Block bitmap at 32769 (+0), Inode bitmap at 32770 (+1)
+  Inode table at 32771-33026 (+2)
+  7934 free blocks, 2048 free inodes, 0 directories, 2048 unused inodes
+  Free blocks: 
+  Free inodes: 
+Group 5: (Blocks 40961-49152) [Inode not init]
+  Backup superblock at 40961, Group descriptors at 40962-40962
+  Reserved GDT blocks at 40963-41218
+  Block bitmap at 41219 (+258), Inode bitmap at 41220 (+259)
+  Inode table at 41221-41476 (+260)
+  7676 free blocks, 2048 free inodes, 0 directories, 2048 unused inodes
+  Free blocks: 41477-49152
+  Free inodes: 
+Group 6: (Blocks 49153-57344) [Inode not init, Block not init]
+  Block bitmap at 49153 (+0), Inode bitmap at 49154 (+1)
+  Inode table at 49155-49410 (+2)
+  7934 free blocks, 2048 free inodes, 0 directories, 2048 unused inodes
+  Free blocks: 
+  Free inodes: 
+Group 7: (Blocks 57345-65536) [Inode not init]
+  Backup superblock at 57345, Group descriptors at 57346-57346
+  Reserved GDT blocks at 57347-57602
+  Block bitmap at 57603 (+258), Inode bitmap at 57604 (+259)
+  Inode table at 57605-57860 (+260)
+  7676 free blocks, 2048 free inodes, 0 directories, 2048 unused inodes
+  Free blocks: 57861-65536
+  Free inodes: 
+Group 8: (Blocks 65537-73728) [Inode not init, Block not init]
+  Block bitmap at 65537 (+0), Inode bitmap at 65538 (+1)
+  Inode table at 65539-65794 (+2)
+  7934 free blocks, 2048 free inodes, 0 directories, 2048 unused inodes
+  Free blocks: 
+  Free inodes: 
+Group 9: (Blocks 73729-81920) [Inode not init]
+  Backup superblock at 73729, Group descriptors at 73730-73730
+  Reserved GDT blocks at 73731-73986
+  Block bitmap at 73987 (+258), Inode bitmap at 73988 (+259)
+  Inode table at 73989-74244 (+260)
+  7676 free blocks, 2048 free inodes, 0 directories, 2048 unused inodes
+  Free blocks: 74245-81920
+  Free inodes: 
+Group 10: (Blocks 81921-90112) [Inode not init, Block not init]
+  Block bitmap at 81921 (+0), Inode bitmap at 81922 (+1)
+  Inode table at 81923-82178 (+2)
+  7934 free blocks, 2048 free inodes, 0 directories, 2048 unused inodes
+  Free blocks: 
+  Free inodes: 
+Group 11: (Blocks 90113-98304) [Inode not init, Block not init]
+  Block bitmap at 90113 (+0), Inode bitmap at 90114 (+1)
+  Inode table at 90115-90370 (+2)
+  7934 free blocks, 2048 free inodes, 0 directories, 2048 unused inodes
+  Free blocks: 
+  Free inodes: 
+Group 12: (Blocks 98305-106496) [Inode not init, Block not init]
+  Block bitmap at 98305 (+0), Inode bitmap at 98306 (+1)
+  Inode table at 98307-98562 (+2)
+  7934 free blocks, 2048 free inodes, 0 directories, 2048 unused inodes
+  Free blocks: 
+  Free inodes: 
+Group 13: (Blocks 106497-114688) [Inode not init, Block not init]
+  Block bitmap at 106497 (+0), Inode bitmap at 106498 (+1)
+  Inode table at 106499-106754 (+2)
+  7934 free blocks, 2048 free inodes, 0 directories, 2048 unused inodes
+  Free blocks: 
+  Free inodes: 
+Group 14: (Blocks 114689-122880) [Inode not init, Block not init]
+  Block bitmap at 114689 (+0), Inode bitmap at 114690 (+1)
+  Inode table at 114691-114946 (+2)
+  7934 free blocks, 2048 free inodes, 0 directories, 2048 unused inodes
+  Free blocks: 
+  Free inodes: 
+Group 15: (Blocks 122881-131071) [Inode not init, Block not init]
+  Block bitmap at 122881 (+0), Inode bitmap at 122882 (+1)
+  Inode table at 122883-123138 (+2)
+  7933 free blocks, 2048 free inodes, 0 directories, 2048 unused inodes
+  Free blocks: 
+  Free inodes: 
diff --git a/tests/m_uninit/script b/tests/m_uninit/script
new file mode 100644
index 0000000..0de2699
--- /dev/null
+++ b/tests/m_uninit/script
@@ -0,0 +1,4 @@
+DESCRIPTION="uninitialized group feature"
+FS_SIZE=131072
+MKE2FS_OPTS="-O uninit_groups"
+. $cmd_dir/run_mke2fs