[Libguestfs] [PATCH nbdkit 5/6] tests: Add a simple test for block size constraints

--- tests/Makefile.am | 4 +++ tests/test-block-size-constraints.sh | 50 ++++++++++++++++++++++++++++ 2 files changed, 54 insertions(+) diff --git a/tests/Makefile.am b/tests/Makefile.am index 16f76eb8..e888b1a0 100644 --- a/tests/Makefile.am +++ b/tests/Makefile.am @@ -562,6 +562,10 @@ EXTRA_DIST += test-eflags.sh TESTS += test-export-name.sh test-export-info.sh EXTRA_DIST += test-export-name.sh test-export-info.sh +# Test block size constraints. +TESTS += test-block-size-constraints.sh +EXTRA_DIST += test-block-size-constraints.sh + # cdi plugin test. TESTS += test-cdi.sh EXTRA_DIST += test-cdi.sh diff --git a/tests/test-block-size-constraints.sh b/tests/test-block-size-constraints.sh new file mode 100755 index 00000000..658445cd --- /dev/null +++ b/tests/test-block-size-constraints.sh @@ -0,0 +1,50 @@ +#!/usr/bin/env bash +# nbdkit +# Copyright (C) 2019-2022 Red Hat Inc. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are +# met: +# +# * Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# +# * Neither the name of Red Hat nor the names of its contributors may be +# used to endorse or promote products derived from this software without +# specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY RED HAT AND CONTRIBUTORS ''AS IS'' AND +# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, +# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A +# PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL RED HAT OR +# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF +# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND +# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, +# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT +# OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +# SUCH DAMAGE. + +source ./functions.sh +set -e +set -x + +requires_plugin eval +requires nbdsh -c 'print(h.get_block_size)' + +# Create an nbdkit eval plugin which presents block size constraints. +# Check the advertised block size constraints can be read. +nbdkit -U - eval \ + block_size="echo 64K 128K 32M" \ + get_size="echo 0" \ + --run 'nbdsh \ + -u "$uri" \ + -c "assert h.get_block_size(nbd.SIZE_MINIMUM) == 64 * 1024" \ + -c "assert h.get_block_size(nbd.SIZE_PREFERRED) == 128 * 1024" \ + -c "assert h.get_block_size(nbd.SIZE_MAXIMUM) == 32 * 1024 * 1024" \ + ' -- 2.35.1