Remove extensions from test command names

[bup.git] / test / ext / test-sparse-files

diff --git a/test/ext/test-sparse-files b/test/ext/test-sparse-files
new file mode 100755 (executable)
index 0000000..c000784
--- /dev/null
+++ b/test/ext/test-sparse-files
@@ -0,0 +1,160 @@
+#!/usr/bin/env bash
+. ./wvtest-bup.sh || exit $?
+. dev/lib.sh || exit $?
+
+set -o pipefail
+
+mb=1048576
+top="$(WVPASS pwd)" || exit $?
+tmpdir="$(WVPASS wvmktempdir)" || exit $?
+readonly mb top tmpdir
+
+export BUP_DIR="$tmpdir/bup"
+export GIT_DIR="$tmpdir/bup"
+
+bup() { "$top/bup" "$@"; }
+
+WVPASS cd "$tmpdir"
+
+# The 3MB guess is semi-arbitrary, but we've been informed that
+# Lustre, for example, uses 1MB, so guess higher than that, at least.
+block_size=$(bup-cfg-py -c \
+  "import os; print(getattr(os.stat('.'), 'st_blksize', 0)) or $mb * 3") \
+    || exit $?
+data_size=$((block_size * 10))
+readonly block_size data_size
+
+WVPASS dd if=/dev/zero of=test-sparse-probe seek="$data_size" bs=1 count=1
+probe_size=$(WVPASS du -k -s test-sparse-probe | WVPASS cut -f1) || exit $?
+if [ "$probe_size" -ge "$((data_size / 1024))" ]; then
+    WVSTART "no sparse support detected -- skipping tests"
+    exit 0
+fi
+
+WVSTART "sparse restore on $(current-filesystem), assuming ${block_size}B blocks"
+
+WVPASS bup init
+WVPASS mkdir src
+
+WVPASS dd if=/dev/zero of=src/foo seek="$data_size" bs=1 count=1
+WVPASS bup index src
+WVPASS bup save -n src src
+
+WVSTART "sparse file restore (all sparse)"
+WVPASS bup restore -C restore "src/latest/$(pwd)/"
+restore_size=$(WVPASS du -k -s restore/src/foo | WVPASS cut -f1) || exit $?
+WVPASS [ "$restore_size" -ge "$((data_size / 1024))" ]
+WVPASS "$top/dev/compare-trees" -c src/ restore/src/
+
+WVSTART "sparse file restore --no-sparse (all sparse)"
+WVPASS rm -r restore
+WVPASS bup restore --no-sparse -C restore "src/latest/$(pwd)/"
+restore_size=$(WVPASS du -k -s restore/src/foo | WVPASS cut -f1) || exit $?
+WVPASS [ "$restore_size" -ge "$((data_size / 1024))" ]
+WVPASS "$top/dev/compare-trees" -c src/ restore/src/
+
+WVSTART "sparse file restore --sparse (all sparse)"
+WVPASS rm -r restore
+WVPASS bup restore --sparse -C restore "src/latest/$(pwd)/"
+restore_size=$(WVPASS du -k -s restore/src/foo | WVPASS cut -f1) || exit $?
+WVPASS [ "$restore_size" -le "$((3 * (block_size / 1024)))" ]
+WVPASS "$top/dev/compare-trees" -c src/ restore/src/
+
+WVSTART "sparse file restore --sparse (sparse end)"
+WVPASS echo "start" > src/foo
+WVPASS dd if=/dev/zero of=src/foo seek="$data_size" bs=1 count=1 conv=notrunc
+WVPASS bup index src
+WVPASS bup save -n src src
+WVPASS rm -r restore
+WVPASS bup restore --sparse -C restore "src/latest/$(pwd)/"
+restore_size=$(WVPASS du -k -s restore/src/foo | WVPASS cut -f1) || exit $?
+WVPASS [ "$restore_size" -le "$((3 * (block_size / 1024)))" ]
+WVPASS "$top/dev/compare-trees" -c src/ restore/src/
+
+WVSTART "sparse file restore --sparse (sparse middle)"
+WVPASS echo "end" >> src/foo
+WVPASS bup index src
+WVPASS bup save -n src src
+WVPASS rm -r restore
+WVPASS bup restore --sparse -C restore "src/latest/$(pwd)/"
+restore_size=$(WVPASS du -k -s restore/src/foo | WVPASS cut -f1) || exit $?
+WVPASS [ "$restore_size" -le "$((5 * (block_size / 1024)))" ]
+WVPASS "$top/dev/compare-trees" -c src/ restore/src/
+
+WVSTART "sparse file restore --sparse (bracketed zero run in buf)"
+WVPASS echo 'x' > src/foo
+WVPASS dd if=/dev/zero bs=1 count=512 >> src/foo
+WVPASS echo 'y' >> src/foo
+WVPASS bup index src
+WVPASS bup save -n src src
+WVPASS rm -r restore
+WVPASS bup restore --sparse -C restore "src/latest/$(pwd)/"
+WVPASS "$top/dev/compare-trees" -c src/ restore/src/
+
+WVSTART "sparse file restore --sparse (sparse start)"
+WVPASS dd if=/dev/zero of=src/foo seek="$data_size" bs=1 count=1
+WVPASS echo "end" >> src/foo
+WVPASS bup index src
+WVPASS bup save -n src src
+WVPASS rm -r restore
+WVPASS bup restore --sparse -C restore "src/latest/$(pwd)/"
+restore_size=$(WVPASS du -k -s restore/src/foo | WVPASS cut -f1) || exit $?
+WVPASS [ "$restore_size" -le "$((5 * (block_size / 1024)))" ]
+WVPASS "$top/dev/compare-trees" -c src/ restore/src/
+
+WVSTART "sparse file restore --sparse (sparse start and end)"
+WVPASS dd if=/dev/zero of=src/foo seek="$data_size" bs=1 count=1
+WVPASS echo "middle" >> src/foo
+WVPASS dd if=/dev/zero of=src/foo seek=$((2 * data_size)) bs=1 count=1 conv=notrunc
+WVPASS bup index src
+WVPASS bup save -n src src
+WVPASS rm -r restore
+WVPASS bup restore --sparse -C restore "src/latest/$(pwd)/"
+restore_size=$(WVPASS du -k -s restore/src/foo | WVPASS cut -f1) || exit $?
+WVPASS [ "$restore_size" -le "$((5 * (block_size / 1024)))" ]
+WVPASS "$top/dev/compare-trees" -c src/ restore/src/
+
+if test "$block_size" -gt $mb; then
+    random_size="$block_size"
+else
+    random_size=1M
+fi
+WVSTART "sparse file restore --sparse (random $random_size)"
+WVPASS bup random --seed "$RANDOM" 1M > src/foo
+WVPASS bup index src
+WVPASS bup save -n src src
+WVPASS rm -r restore
+WVPASS bup restore --sparse -C restore "src/latest/$(pwd)/"
+WVPASS "$top/dev/compare-trees" -c src/ restore/src/
+
+WVSTART "sparse file restore --sparse (random sparse regions)"
+WVPASS rm -rf "$BUP_DIR" src
+WVPASS bup init
+WVPASS mkdir src
+for sparse_dataset in 0 1 2 3 4 5 6 7 8 9
+do
+    WVPASS "$top/dev/sparse-test-data" "src/foo-$sparse_dataset"
+done
+WVPASS bup index src
+WVPASS bup save -n src src
+WVPASS rm -r restore
+WVPASS bup restore --sparse -C restore "src/latest/$(pwd)/"
+WVPASS "$top/dev/compare-trees" -c src/ restore/src/
+
+WVSTART "sparse file restore --sparse (short zero runs around boundary)"
+WVPASS bup-cfg-py > src/foo <<EOF
+from sys import stdout
+stdout.write("x" * 65535 + "\0")
+stdout.write("\0" + "x" * 65535)
+stdout.write("\0" + "x" * 65534 + "\0")
+stdout.write("x" * 65536)
+stdout.write("\0")
+EOF
+WVPASS bup index src
+WVPASS bup save -n src src
+WVPASS rm -r restore
+WVPASS bup restore --sparse -C restore "src/latest/$(pwd)/"
+WVPASS "$top/dev/compare-trees" -c src/ restore/src/
+
+
+WVPASS rm -rf "$tmpdir"