common_check_connect(){
    log_tc "successful connect"
    [ "$skip_mock" ] || mockup -i ${mock_command}
    _dbc_${test_dbtype}_check_connect </dev/null
    assertTrue "${test_dbtype}_check_connect failed" $?

    [ "$skip_mock" ] && startSkipping
    subst_tmpfile dbconfig-common_my.cnf.XXXXXX "$mockup_cmdline"
    assertFilesEqual ./data/${test_dbtype}_check_connect.txt "$mockup_cmdline"
    assertFileEmpty "unexpected input to ${test_dbtype}_check_connect" "$mockup_inputfile"
    [ "$skip_mock" ] && endSkipping

    log_tc "fail to connect with error code"
    dbc_dbadmin="invalidadmin"
    dbc_dbadmpass="blablablabla"
    [ "$skip_mock" ] || mockup -r 1 ${test_dbtype}
    _dbc_${test_dbtype}_check_connect </dev/null 2>/dev/null
    assertFalse "${test_dbtype}_check_connect should have failed" $?
}

dbc_common_exec_file(){
    local _dbc_nodb sql

    sql=$(mktemp -t)
    echo "$withdb_command" > "$sql"

    [ "$skip_mock" ] || mockup -i ${mock_command}
    [ "$skip_mock" ] && dbc_${test_dbtype}_createdb > /dev/null 2>&1

    log_tc "expected behaviour for existing file"
    dbc_${test_dbtype}_exec_file "$sql" >/dev/null
    assertTrue "dbc_${test_dbtype}_exec_file (withdb) failed" $?
    [ "$skip_mock" ] && dbc_${test_dbtype}_dropdb > /dev/null 2>&1

    [ "$skip_mock" ] && startSkipping
    subst_tmpfile dbconfig-common_my.cnf.XXXXXX "$mockup_cmdline"
    assertFilesEqual ./data/dbc_${test_dbtype}_exec_file.withdb.txt "$mockup_cmdline"
    [ "$skip_mock" ] && endSkipping

    log_tc "expected behaviour for missing file"
    dbc_${test_dbtype}_exec_file "does not exist.sql" >/dev/null
    assertFalse "dbc_${test_dbtype}_exec_file (withdb) should have failed" $?

    [ "$skip_mock" ] && startSkipping
    subst_tmpfile dbconfig-common_my.cnf.XXXXXX "$mockup_cmdline"
    assertFilesEqual ./data/dbc_${test_dbtype}_exec_file.withdb.txt "$mockup_cmdline"
    [ "$skip_mock" ] && endSkipping

    [ "$skip_mock" ] || mockup -i ${mock_command}

    # same as before, but with _dbc_nodb set
    echo "$nodb_command" > "$sql"
    _dbc_nodb=yes
    log_tc "expected behaviour for existing file, no database"
    dbc_${test_dbtype}_exec_file "$sql" > /dev/null
    assertTrue "dbc_${test_dbtype}_exec_file (nodb) failed" $?

    [ "$skip_mock" ] && startSkipping
    subst_tmpfile dbconfig-common_my.cnf.XXXXXX "$mockup_cmdline"
    assertFilesEqual ./data/dbc_${test_dbtype}_exec_file.nodb.txt "$mockup_cmdline"
    [ "$skip_mock" ] && endSkipping

    log_tc "expected behaviour for missing file, no database"
    dbc_${test_dbtype}_exec_file "does not exist.sql" >/dev/null
    assertFalse "dbc_${test_dbtype}_exec_file (nodb) should have failed" $?

    [ "$skip_mock" ] && startSkipping
    subst_tmpfile dbconfig-common_my.cnf.XXXXXX "$mockup_cmdline"
    assertFilesEqual ./data/dbc_${test_dbtype}_exec_file.nodb.txt "$mockup_cmdline"
    [ "$skip_mock" ] && endSkipping

    rm -f "$sql"
}

common_exec_command(){
    mockup -i ${mock_command}
    dbc_${test_dbtype}_exec_command "select * from foo where bar = 1"
    assertTrue "dbc_${test_dbtype}_exec_command failed" $?

    assertFilesEqual ./data/${test_dbtype}_exec_command.sql.txt "$mockup_inputfile"
}

dbc_common_check_database(){
    mockup -i -o ./data/dbc_${test_dbtype}_check_database.exists.stdout.txt ${test_dbtype}
    log_tc "database exists"
    _dbc_${test_dbtype}_check_database "$dbc_dbname"
    assertTrue "_dbc_${test_dbtype}_check_database failed to find db" $?

    log_tc "database does not exist"
    dbc_dbname="thisDbDoesNotExist"
    mockup -i -o ./data/dbc_${test_dbtype}_check_database.missing.stdout.txt ${test_dbtype}
    _dbc_${test_dbtype}_check_database "$dbc_dbname"
    assertFalse "_dbc_${test_dbtype}_check_database shouldn't have found db" $?
}

dbc_common_check_user(){
    log_tc "existing user, with grant, localhost"
    mockup -i -o ./data/dbc_${test_dbtype}_check_user.localhost.exists.stdout.txt ${test_dbtype}
    dbc_${test_dbtype}_check_user
    assertTrue "dbc_${test_dbtype}_check_user failed to find user" $?

    log_tc "user does not exist at all"
    mockup -i ${mock_command}
    dbc_${test_dbtype}_check_user
    assertFalse "dbc_${test_dbtype}_check_user shouldn't have found user" $?

    log_tc "user exists, does not have grant"
    mockup -i -o ./data/dbc_${test_dbtype}_check_user.localhost.nogrant.stdout.txt ${test_dbtype}
    dbc_${test_dbtype}_check_user
    assertFalse "dbc_${test_dbtype}_check_user shouldn't have found grant" $?

    log_tc "user exists on remote host"
    dbc_dballow="host2"
    mockup -i -o ./data/dbc_${test_dbtype}_check_user.remote.exists.stdout.txt ${test_dbtype}
    dbc_${test_dbtype}_check_user
    assertTrue "dbc_${test_dbtype}_check_user failed to find user on remote" $?
}

dbc_common_createdb(){
    local tmp_dbadmin output
    tmp_dbadmin="$dbc_dbadmin"

    log_tc "checksanity fails"
    dbc_dbadmin=""
    [ "$skip_mock" ] || mockup -r 1 _dbc_sanity_check
    dbc_${test_dbtype}_createdb >/dev/null 2>&1
    assertFalse "dbc_${test_dbtype}_createdb (checksanity) should have failed" $?
    dbc_dbadmin="$tmp_dbadmin"

    log_tc "checkconnect fails"
    dbc_dbadmin="blablabla"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup -r 1 _dbc_${test_dbtype}_check_connect
    dbc_${test_dbtype}_createdb >/dev/null 2>&1
    assertFalse "dbc_${test_dbtype}_createdb (checkconnect) should have failed" $?
    dbc_dbadmin="$tmp_dbadmin"

    # Let's do this one first, so we can use the database in the next test
    log_tc "database does not exist, creation successful"
    cat </dev/null > "$_dbc_logfile"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup -r 1 _dbc_${test_dbtype}_check_database
    if [ "${test_dbtype}" = mysql ] ; then
        [ "$skip_mock" ] || mockup dbc_${test_dbtype}_exec_command
    else
        [ "$skip_mock" ] || mockup _dbc_createdb
    fi
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_database
    dbc_${test_dbtype}_createdb >/dev/null 2>&1
    assertTrue "dbc_${test_dbtype}_createdb failed" $?
    assertFilesEqual "./data/dbc_${test_dbtype}_createdb.verifyok.txt" "$_dbc_logfile"

    log_tc "database already exists"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_database
    output=$(dbc_${test_dbtype}_createdb 2>&1)
    assertTrue "dbc_${test_dbtype}_createdb (exists) failed" $?
    assertEquals "creating database testdbname: already exists." "$output"

    # The next tests would require a dropdb first and still some mockups to
    # make sure things fail. As they are already tested with mockups, skip
    # them "for real".
    [ "$skip_mock" ] && startSkipping

    log_tc "database does not exist, creation failed"
    cat </dev/null > "$_dbc_logfile"
    [ "$skip_mock" ] ||	mockup _dbc_sanity_check
    [ "$skip_mock" ] ||	mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] ||	mockup -r 1 _dbc_${test_dbtype}_check_database
    if [ "${test_dbtype}" = mysql ] ; then
        [ "$skip_mock" ] ||	mockup -r 1 dbc_${test_dbtype}_exec_command
    else
        [ "$skip_mock" ] ||	mockup -r 1 _dbc_createdb
    fi
    output=$(dbc_${test_dbtype}_createdb 2>&1)
    assertFalse "dbc_${test_dbtype}_createdb should have failed" $?
    assertEquals "creating database testdbname: failed." "$output"

    log_tc "database does not exist, creation ok, verify failed"
    [ "$skip_mock" ] ||	mockup _dbc_sanity_check
    [ "$skip_mock" ] ||	mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup -r 1 _dbc_${test_dbtype}_check_database
    if [ "${test_dbtype}" = mysql ] ; then
        [ "$skip_mock" ] || mockup dbc_${test_dbtype}_exec_command
    else
        [ "$skip_mock" ] || mockup _dbc_createdb
    fi
    [ "$skip_mock" ] || mockup -r 1 _dbc_${test_dbtype}_check_database
    cat </dev/null > "$_dbc_logfile"
    dbc_${test_dbtype}_createdb >/dev/null 2>&1
    assertFalse "dbc_${test_dbtype}_createdb should have failed" $?
    assertFilesEqual "./data/dbc_${test_dbtype}_createdb.verifyfail.txt" "$_dbc_logfile"

    [ "$skip_mock" ] && endSkipping
}

dbc_common_dropdb(){
    local tmp_dbadmin output
    tmp_dbadmin="$dbc_dbadmin"

    log_tc "unable to connect"
    dbc_dbadmin="blablabla"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup -r 1 _dbc_${test_dbtype}_check_connect
    dbc_${test_dbtype}_dropdb 2> /dev/null
    assertFalse "dbc_${test_dbtype}_dropdb should have failed to connect" $?
    dbc_dbadmin="$tmp_dbadmin"

    # Let's do this one first, so we can use success in the next test
    log_tc "database exists, drop successful"
    cat </dev/null > "$_dbc_logfile"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_database
    [ "$skip_mock" ] || mockup dbc_${test_dbtype}_exec_command
    [ "$skip_mock" ] || mockup -r 1 _dbc_${test_dbtype}_check_database

    output=$(dbc_${test_dbtype}_dropdb 2>&1)
    assertTrue "dbc_${test_dbtype}_dropdb failed" $?
    assertFilesEqual "./data/dbc_${test_dbtype}_dropdb.verifyok.txt" "$_dbc_logfile"

    log_tc "database does not exist"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup -r 1 _dbc_${test_dbtype}_check_database
    output=$(dbc_${test_dbtype}_dropdb 2>&1)
    assertTrue "dbc_${test_dbtype}_dropdb failed" $?
    assertEquals "dropping database testdbname: database does not exist." "$output"

    # The next tests would still some mockups to make sure things fail. As
    # they are already tested with mockups, skip them "for real".
    [ "$skip_mock" ] && startSkipping

    log_tc "database exists, drop failed"
    cat </dev/null > "$_dbc_logfile"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_database
    [ "$skip_mock" ] || mockup -r 1 dbc_${test_dbtype}_exec_command

    output=$(dbc_${test_dbtype}_dropdb 2>&1)
    assertFalse "dbc_${test_dbtype}_dropdb should have failed" $?
    assertEquals "dropping database testdbname: failed." "$output"

    log_tc "database exists, drop ok, verify failed"
    cat </dev/null > "$_dbc_logfile"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_database
    [ "$skip_mock" ] || mockup dbc_${test_dbtype}_exec_command
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_database
    output=$(dbc_${test_dbtype}_dropdb 2>&1)
    assertFalse "dbc_${test_dbtype}_dropdb should have failed" $?
    assertFilesEqual "./data/dbc_${test_dbtype}_dropdb.verifyfailed.txt" "$_dbc_logfile"

    [ "$skip_mock" ] && endSkipping
}

dbc_common_createuser(){
    local output sqllog tmp_dbadmin
    local dbc_dballow dbc_dbserver
    dbc_dballow=localhost
    tmp_dbadmin="$dbc_dbadmin"

    # what's being checked, roughly:
    # connecting with no hostname
    #    grant input
    # connecting with hostname
    #    grant input
    # connecting with no hostname
    #   user exists
    #   user does not exist
    #    grant input
    #     creation succeeds
    #       verify succeeds
    #         log message
    #       verify fails
    #         log message
    #     creation fails
    #       log message
    # connecting with hostname
    #   user exists
    #   user does not exist
    #    grant input
    #     creation succeeds
    #       verify succeeds
    #         log message
    #       verify fails
    #         log message
    #     creation fails
    #       log message

    log_tc "connect fails"
    dbc_dbadmin="blablabla"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup -r 1 _dbc_${test_dbtype}_check_connect
    output=$(dbc_${test_dbtype}_createuser 2>&1)
    assertFalse "dbc_${test_dbtype}_createuser should have failed to connect" $?
    dbc_dbadmin="$tmp_dbadmin"

    log_tc "local host, user does not exist, creation success, verify ok"
    cat </dev/null > "$_dbc_logfile"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup -r 1 dbc_${test_dbtype}_check_user
    [ "$skip_mock" ] || mockup -i ${mock_command}
    sqllog="${mockup_inputfile}"
    [ "$skip_mock" ] || mockup dbc_${test_dbtype}_check_user
    output=$(dbc_${test_dbtype}_createuser 2>&1)
    assertTrue "dbc_${test_dbtype}_createuser failed" $?
    [ "$skip_mock" ] && startSkipping
    assertFilesEqual "./data/dbc_${test_dbtype}_createuser.nohost.sql.txt" "${sqllog}"
    [ "$skip_mock" ] && endSkipping
    assertFilesEqual "data/dbc_${test_dbtype}_createuser.nohost.log.verifyok.txt" "$_dbc_logfile"

    [ "$skip_mock" ] && startSkipping # Let's not try to check remote for real
    log_tc "remote host, user does not exist, creation success, verify ok"
    cat </dev/null > "$_dbc_logfile"
    dbc_dballow="host2"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup -r 1 dbc_${test_dbtype}_check_user
    [ "$skip_mock" ] || mockup -i ${mock_command}
    sqllog="${mockup_inputfile}"
    [ "$skip_mock" ] || mockup dbc_${test_dbtype}_check_user
    output=$(dbc_${test_dbtype}_createuser 2>&1)
    assertTrue "dbc_${test_dbtype}_createuser failed" $?
    assertFilesEqual "./data/dbc_${test_dbtype}_createuser.remote.sql.txt" "${sqllog}"
    assertFilesEqual "data/dbc_${test_dbtype}_createuser.remote.log.verifyok.txt" "$_dbc_logfile"
    [ "$skip_mock" ] && endSkipping

    log_tc "local host, user exists"
    dbc_dballow="localhost"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup dbc_${test_dbtype}_check_user
    output=$(dbc_${test_dbtype}_createuser 2>&1)
    assertTrue "dbc_${test_dbtype}_createuser failed" $?
    if [ "$test_dbtype" = "mysql" ] ; then
        assertEquals "granting access to database testdbname for testdbuser@localhost: already exists." "$output"
    else
        # pgresql
        assertEquals "creating postgres user testdbuser:  already exists.
resetting password:  success." "$output"
    fi

    [ "$skip_mock" ] && startSkipping # Let's not try to check this for real

    log_tc "local host, user does not exist, creation success, verify fails"
    cat </dev/null > "$_dbc_logfile"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup -r 1 dbc_${test_dbtype}_check_user
    [ "$skip_mock" ] || mockup -i -o ./data/dbc_${test_dbtype}_check_user.localhost.exists.stdout.txt ${test_dbtype}
    [ "$skip_mock" ] || mockup -r 1 dbc_${test_dbtype}_check_user
    output=$(dbc_${test_dbtype}_createuser 2>&1)
    assertFalse "dbc_${test_dbtype}_createuser should have failed" $?
    assertFilesEqual "data/dbc_${test_dbtype}_createuser.nohost.log.verifyfail.txt" "$_dbc_logfile"

    log_tc "local host, user does not exist, creation fails"
    cat </dev/null > "$_dbc_logfile"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup -r 1 dbc_${test_dbtype}_check_user
    [ "$skip_mock" ] || mockup -r 1 dbc_${test_dbtype}_exec_file
    output=$(dbc_${test_dbtype}_createuser 2>&1)
    assertFalse "dbc_${test_dbtype}_createuser should have failed" $?
    assertEquals "granting access to database testdbname for testdbuser@localhost: failed." "$output"

    log_tc "remote host, user exists"
    export dbc_dballow="host2"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup dbc_${test_dbtype}_check_user
    output=$(dbc_${test_dbtype}_createuser 2>&1)
    assertTrue "dbc_${test_dbtype}_createuser failed" $?
    assertEquals "granting access to database testdbname for testdbuser@host2: already exists." "$output"

    log_tc "remote host, user does not exist, creation success, verify fails"
    cat </dev/null > "$_dbc_logfile"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup -r 1 dbc_${test_dbtype}_check_user
    [ "$skip_mock" ] || mockup dbc_${test_dbtype}_exec_file
    [ "$skip_mock" ] || mockup -r 1 dbc_${test_dbtype}_check_user
    output=$(dbc_${test_dbtype}_createuser 2>&1)
    assertFalse "dbc_${test_dbtype}_createuser should have failed" $?
    assertFilesEqual "data/dbc_${test_dbtype}_createuser.remote.log.verifyfail.txt" "$_dbc_logfile"

    log_tc "remote host, user does not exist, creation fails"
    cat </dev/null > "$_dbc_logfile"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup -r 1 dbc_${test_dbtype}_check_user
    [ "$skip_mock" ] || mockup -r 1 dbc_${test_dbtype}_exec_file
    output=$(dbc_${test_dbtype}_createuser 2>&1)
    assertFalse "dbc_${test_dbtype}_createuser should have failed" $?
    assertEquals "granting access to database testdbname for testdbuser@host2: failed." "$output"

    [ "$skip_mock" ] && endSkipping
}

dbc_common_dropuser(){
    local output dbc_dballow dbc_dbserver tmp_dbadmin
    dbc_dballow=localhost
    tmp_dbadmin="$dbc_dbadmin"

    # to check:
    # connect failure
    # connecting with no hostname
    #   user doesn't exist
    #   user exists
    #     revoke input
    #     revoke fails
    #         log msg
    #     revoke succeeds
    #       verifying revoke succeeds
    #         log msg
    #       verifying revoke fails
    #         log msg
    # connecting with hostname
    #   user doesn't exist
    #   user exists
    #     revoke input
    #     revoke fails
    #       log msg
    #     revoke succeeds
    #       verifying revoke succeeds
    #         log msg
    #       verifying revoke fails
    #         log msg

    log_tc "connect fails"
    dbc_dbadmin="tomptydom"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup -r 1 _dbc_${test_dbtype}_check_connect
    dbc_${test_dbtype}_dropuser 2>/dev/null
    assertFalse "dbc_${test_dbtype}_dropuser should have failed to connect" $?
    dbc_dbadmin="$tmp_dbadmin"

    [ "$skip_mock" ] && startSkipping # Any idea how to test this for real?
    . ${_dbc_root}/internal/${test_dbtype} # I don't really know why; maybe only mocked
    log_tc "localhost, user exists, revoke fails"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup dbc_${test_dbtype}_check_user
    [ "$skip_mock" ] || mockup -i -r 1 ${test_dbtype}
    dbc_${test_dbtype}_dropuser >/dev/null 2>&1
    assertFalse "dbc_${test_dbtype}_dropuser should have failed" $?
    assertFilesEqual ./data/dbc_${test_dbtype}_dropuser.nohost.sql.txt ${mockup_inputfile}
    assertFilesEqual ./data/dbc_${test_dbtype}_dropuser.nohost.log.fail.txt $_dbc_logfile
    [ "$skip_mock" ] && endSkipping

    [ "$skip_mock" ] && dbc_${test_dbtype}_createuser >/dev/null 2>&1 # Needed for next command to succeed
    log_tc "localhost, user exists, revoke succeeds, (TODO verify ok)"
    cat </dev/null > "$_dbc_logfile"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup dbc_${test_dbtype}_check_user
    [ "$skip_mock" ] || mockup dbc_${test_dbtype}_exec_file
    dbc_${test_dbtype}_dropuser >/dev/null 2>&1
    assertTrue "dbc_${test_dbtype}_dropuser should not have failed" $?
    assertFilesEqual ./data/dbc_${test_dbtype}_dropuser.nohost.log.verifyok.txt $_dbc_logfile

    [ "$skip_mock" ] && startSkipping # Let's not test remote for real

    . ${_dbc_root}/internal/${test_dbtype} # I don't really know why; maybe only mocked
    rm -f ./tmp/mockup/mockup.control # huh?
    export dbc_dballow="host2"
    cat </dev/null > "$_dbc_logfile"
    log_tc "remote, user exists, revoke fails"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup dbc_${test_dbtype}_check_user
    [ "$skip_mock" ] || mockup -i -r 1 ${test_dbtype}
    dbc_${test_dbtype}_dropuser >/dev/null 2>&1
    assertFalse "dbc_${test_dbtype}_dropuser should have failed" $?
    assertFilesEqual ./data/dbc_${test_dbtype}_dropuser.remote.sql.txt ${mockup_inputfile}
    assertFilesEqual ./data/dbc_${test_dbtype}_dropuser.remote.log.fail.txt $_dbc_logfile

    log_tc "remote, user exists, revoke succeeds, (TODO verify ok)"
    cat </dev/null > "$_dbc_logfile"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup dbc_${test_dbtype}_check_user
    [ "$skip_mock" ] || mockup dbc_${test_dbtype}_exec_file
    dbc_${test_dbtype}_dropuser >/dev/null 2>&1
    assertTrue "dbc_${test_dbtype}_dropuser should not have failed" $?
    [ "$skip_mock" ] && startSkipping
    assertFilesEqual ./data/dbc_${test_dbtype}_dropuser.remote.log.verifyok.txt $_dbc_logfile

    log_tc "TODO remote, user exists, revoke fails"

    [ "$skip_mock" ] && endSkipping
}

dbc_common_dump(){
    # to check:
    # ${test_dbtype}dump cmdline
    # ${test_dbtype}dump succeeds
    #   log msg
    # ${test_dbtype}dump fails
    #   log msg
    . ${_dbc_root}/internal/${test_dbtype}
    rm -f ./tmp/mockup/mockup.control

    [ "$skip_mock" ] && dbc_${test_dbtype}_createdb > /dev/null 2>&1
    log_tc "${test_dbtype}dump succeeds"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_database
    [ "$skip_mock" ] || mockup -o ./data/dbc_logline.simple.txt ${test_dbtype}dump
    # tmpfile needs to be writable by postgres user
    dbc_${test_dbtype}_dump ${TMPDIR}/good > /dev/null 2>&1
    assertTrue "${test_dbtype} dump should have succeeded" $?
    assertTrue "${test_dbtype} dump should have created a dumpfile" "[ -s ${TMPDIR}/good ]"

    log_tc "${test_dbtype}dump fails"
    [ "$skip_mock" ] || mockup _dbc_sanity_check
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_connect
    [ "$skip_mock" ] || mockup _dbc_${test_dbtype}_check_database
    [ "$skip_mock" ] || mockup -r 1 -o ./data/dbc_logline.simple.txt ${test_dbtype}dump
    # tmpfile needs to be writable by postgres user
    dbc_${test_dbtype}_dump ${TMPDIR}/bad > /dev/null 2>&1
    [ "$skip_mock" ] && startSkipping # Don't know how to test this reasonably without mockup
    assertFalse "${test_dbtype} dump should have failed" $?
    [ "$skip_mock" ] && endSkipping
    assertTrue "${test_dbtype} dump should have created a dumpfile" "[ -s ${TMPDIR}/bad ]"

    rm -f ${TMPDIR}/good ${TMPDIR}/bad
}

dbc_common_db_installed(){

    log_tc "${test_dbtype}d in path"
    touch ./tmp/${test_dbtype}d
    chmod +x ./tmp/${test_dbtype}d
    if [ "$skip_mock" ] ; then
        ( PATH="/bin:/usr/sbin:/usr/bin"; dbc_${test_dbtype}_db_installed )
    else
        # we need /usr/bin because else posh can't find printf
        ( PATH="/bin:/usr/bin:./tmp"; dbc_${test_dbtype}_db_installed )
    fi
    assertTrue "${test_dbtype}d should have been found" $?
    rm -f ./tmp/${test_dbtype}d

    # This test doesn't work properly for postgresql as
    # the logic there is different and instead it fails on being unable
    # to find /usr/bin/find
    log_tc "${test_dbtype}d not in path"
    ( PATH="/bin"; dbc_${test_dbtype}_db_installed ) > /dev/null 2>&1
    assertFalse "${test_dbtype}d should not have been found" $?
}

dbc_common_escape_str(){
    local str t

    t=$(mktemp)
    # normal string
    log_tc "escaping normal string"
    str=$(dbc_${test_dbtype}_escape_str "this is a normal string")
    assertTrue "error escaping string" "[ '$str' = 'this is a normal string' ]"
    # string with \
    log_tc "escaping string w/backslash"
    dbc_${test_dbtype}_escape_str 'should have 1 backslash (\) but escape to 2' > "$t"
    assertFilesEqual ./data/${test_dbtype}_escape_str.backslash.txt "$t"
    # string with '
    log_tc "escaping string w/single quote"
    dbc_${test_dbtype}_escape_str "it isn't unusual to find quotes" > "$t"
    assertFilesEqual ./data/${test_dbtype}_escape_str.quote.txt "$t"

    rm -f "$t"
}
