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-rwxr-xr-xutil-linux/mkfs_ext2_test.sh54
1 files changed, 54 insertions, 0 deletions
diff --git a/util-linux/mkfs_ext2_test.sh b/util-linux/mkfs_ext2_test.sh
new file mode 100755
index 000000000..fe6291fc5
--- /dev/null
+++ b/util-linux/mkfs_ext2_test.sh
@@ -0,0 +1,54 @@
+#!/bin/sh
+
+test_mke2fs() {
+ echo Testing $kilobytes
+
+ >image_std
+ dd seek=$((kilobytes-1)) bs=1K count=1 </dev/zero of=image_std >/dev/null 2>&1 || exit 1
+ /usr/bin/mke2fs -F image_std $kilobytes >image_std.raw_out 2>&1 || return 1
+ cat image_std.raw_out \
+ | grep -v '^mke2fs ' \
+ | grep -v '^Maximum filesystem' \
+ | grep -v '^warning: .* blocks unused' \
+ | grep -v '^Writing inode tables' \
+ | grep -v '^Writing superblocks and filesystem accounting information' \
+ | grep -v '^This filesystem will be automatically checked every' \
+ | grep -v '^180 days, whichever comes first' \
+ | sed 's/block groups/block group/' \
+ | sed 's/ *$//' \
+ | sed 's/blocks (.*%) reserved/blocks reserved/' \
+ | grep -v '^$' \
+ >image_std.out
+
+ >image_bb
+ dd seek=$((kilobytes-1)) bs=1K count=1 </dev/zero of=image_bb >/dev/null 2>&1 || exit 1
+ ./busybox mke2fs -F image_bb $kilobytes >image_bb.raw_out 2>&1 || return 1
+ cat image_bb.raw_out \
+ | grep -v '^mke2fs ' \
+ | grep -v '^Maximum filesystem' \
+ | grep -v '^warning: .* blocks unused' \
+ | grep -v '^Writing inode tables' \
+ | grep -v '^Writing superblocks and filesystem accounting information' \
+ | grep -v '^This filesystem will be automatically checked every' \
+ | grep -v '^180 days, whichever comes first' \
+ | sed 's/block groups/block group/' \
+ | sed 's/ *$//' \
+ | sed 's/blocks (.*%) reserved/blocks reserved/' \
+ | grep -v '^$' \
+ >image_bb.out
+
+ diff -ua image_bb.out image_std.out >image.out.diff || {
+ cat image.out.diff
+ return 1
+ }
+}
+
+kilobytes=24908 test_mke2fs
+kilobytes=81940 test_mke2fs
+kilobytes=98392 test_mke2fs
+exit
+
+while true; do
+ kilobytes=$(( (RANDOM*RANDOM) % 100000 + 100))
+ test_mke2fs || exit 1
+done