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#!/bin/sh
# vim:et:ft=sh:sts=2:sw=2
#
# Copyright 2008 Kate Ward. All Rights Reserved.
# Released under the LGPL (GNU Lesser General Public License)
#
# Author: kate.ward@forestent.com (Kate Ward)
#
# Example unit test for the mkdir command.
#
# There are times when an existing shell script needs to be tested. In this
# example, we will test several aspects of the the mkdir command, but the
# techniques could be used for any existing shell script.
#-----------------------------------------------------------------------------
# suite tests
#
testMissingDirectoryCreation()
{
${mkdirCmd} "${testDir}" >${stdoutF} 2>${stderrF}
rtrn=$?
th_assertTrueWithNoOutput ${rtrn} "${stdoutF}" "${stderrF}"
assertTrue 'directory missing' "[ -d '${testDir}' ]"
}
testExistingDirectoryCreationFails()
{
# create a directory to test against
${mkdirCmd} "${testDir}"
# test for expected failure while trying to create directory that exists
${mkdirCmd} "${testDir}" >${stdoutF} 2>${stderrF}
rtrn=$?
assertFalse 'expecting return code of 1 (false)' ${rtrn}
assertNull 'unexpected output to stdout' "`cat ${stdoutF}`"
assertNotNull 'expected error message to stderr' "`cat ${stderrF}`"
assertTrue 'directory missing' "[ -d '${testDir}' ]"
}
testRecursiveDirectoryCreation()
{
testDir2="${testDir}/test2"
${mkdirCmd} -p "${testDir2}" >${stdoutF} 2>${stderrF}
rtrn=$?
th_assertTrueWithNoOutput ${rtrn} "${stdoutF}" "${stderrF}"
assertTrue 'first directory missing' "[ -d '${testDir}' ]"
assertTrue 'second directory missing' "[ -d '${testDir2}' ]"
}
#-----------------------------------------------------------------------------
# suite functions
#
th_assertTrueWithNoOutput()
{
th_return_=$1
th_stdout_=$2
th_stderr_=$3
assertFalse 'unexpected output to STDOUT' "[ -s '${th_stdout_}' ]"
assertFalse 'unexpected output to STDERR' "[ -s '${th_stderr_}' ]"
unset th_return_ th_stdout_ th_stderr_
}
oneTimeSetUp()
{
outputDir="${SHUNIT_TMPDIR}/output"
mkdir "${outputDir}"
stdoutF="${outputDir}/stdout"
stderrF="${outputDir}/stderr"
mkdirCmd='mkdir' # save command name in variable to make future changes easy
testDir="${SHUNIT_TMPDIR}/some_test_dir"
}
tearDown()
{
rm -fr "${testDir}"
}
# load and run shUnit2
[ -n "${ZSH_VERSION:-}" ] && SHUNIT_PARENT=$0
. ../src/shunit2
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