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#!/bin/bash
# POSIX 2008 compliant expand tests.
# Copyright 2012 by Jonathan Clairembault <jonathan@clairembault.fr>
[ -f testing.sh ] && . testing.sh
# some basic tests
testing "expand default" "expand input" " foo bar\n" "\tfoo\tbar\n" ""
testing "expand default stdin" "expand" " foo bar\n" "" "\tfoo\tbar\n"
testing "expand single" "expand -t 2 input" " foo bar\n" "\tfoo\tbar\n" ""
testing "expand tablist" "expand -t 5,10,12 input" " foo bar foo\n" "\tfoo\tbar\tfoo\n" ""
testing "expand backspace" "expand input" "foobarf bar\n" "foobarfoo\b\b\tbar\n" ""
# advanced tests
POW=15
TABSTOP=1
BIGTAB=" "
for i in $(seq $POW); do
BIGTAB=$BIGTAB$BIGTAB
TABSTOP=$[$TABSTOP*2]
done
testing "expand long tab single" "expand -t $TABSTOP input" "${BIGTAB}foo\n" "\tfoo\n" ""
testing "expand long tab tablist" "expand -t $TABSTOP,$[TABSTOP+5] input" \
"${BIGTAB}foo bar\n" "\tfoo\tbar\n" ""
testing "expand multiline single" "expand -t 4 input" "foo \n bar\n" "foo\t\n\tbar\n" ""
testing "expand multiline tablist" "expand -t 4,8 input" \
"foo bar\n bar foo\n" "foo\t\tbar\n\tbar\tfoo\n" ""
POW=15
BIGLINE="foo "
for i in $(seq $POW); do
BIGLINE=$BIGLINE$BIGLINE
done
if [ $POW -gt 0 ]; then
EXPANDLINE="${BIGLINE} foo\n"
else
EXPANDLINE="${BIGLINE} foo\n"
fi
BIGLINE="${BIGLINE}\tfoo\n"
testing "expand long line single" "expand input" \
"${EXPANDLINE}" "$BIGLINE" ""
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