From 939fa7408fa68af8568fd07de64a1606af0a0c06 Mon Sep 17 00:00:00 2001 From: Jonathan Clairembault Date: Fri, 23 Nov 2012 00:06:28 +0100 Subject: Add expand command as described in POSIX-2008. Erratum: Do not handle backspace. --- scripts/test/expand.test | 43 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 scripts/test/expand.test (limited to 'scripts/test') diff --git a/scripts/test/expand.test b/scripts/test/expand.test new file mode 100644 index 00000000..73374562 --- /dev/null +++ b/scripts/test/expand.test @@ -0,0 +1,43 @@ +#!/bin/bash + +# POSIX 2008 compliant expand tests. +# Copyright 2012 by Jonathan Clairembault + +[ -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" "" + +# 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" "" -- cgit v1.2.3