#!/bin/sh

# Copyright (C) 2012, Benjamin Drung <bdrung@debian.org>
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

COMMAND="${0%/*}/ubuntu-distro-info"

. "${0%/*}/shunit2-helper-functions.sh"

testAll() {
    local result="warty
hoary
breezy
dapper
edgy
feisty
gutsy
hardy
intrepid
jaunty
karmic
lucid
maverick
natty"
    local pattern=$(echo $result | sed "s/ /\\\\|/g")
    success "--date 2007-07-07 --all | grep -w \"$pattern\"" "$result"
    success "-a | grep -w \"$pattern\"" "$result"
}

testDevel() {
    success "--date 2011-01-10 --devel" "natty"
    success "--date 2010-05-10 -d --codename" "maverick"
}

testLTS() {
    success "--lts --date=2011-01-10" "lucid"
}

testStable() {
    success "--date=2011-01-10 -c --stable" "maverick"
    success "--date=2009-01-10 -s" "intrepid"
}

testSupported() {
    local result="dapper
hardy
karmic
lucid
maverick
natty"
    success "--date=2011-01-10 --supported" "$result"
}

testUnsupported() {
    local result="warty
hoary
breezy
edgy
feisty
gutsy
intrepid
jaunty"
    success "--date=2011-01-10 --unsupported" "$result"
}

testFullname() {
    success "--date=2011-01-10 --stable -f" 'Ubuntu 10.10 "Maverick Meerkat"'
    success "--date=2011-01-10 --fullname --lts" 'Ubuntu 10.04 LTS "Lucid Lynx"'
}

testRelease() {
    success "--date=2011-01-10 --lts --release" "10.04 LTS"
    success "--date=2011-01-10 -r --stable" "10.10"
}

testCombinedShortform() {
    success "-fs --date=2011-01-10" 'Ubuntu 10.10 "Maverick Meerkat"'
}

testReleaseDate() {
    success "--date 2010-04-28 -s" "karmic"
    success "--date 2010-04-28 -d" "lucid"
    success "--date 2010-04-29 -s" "lucid"
    success "--date 2010-04-29 -d" "maverick"
}

testHelp() {
    local help='Usage: ubuntu-distro-info [options]

Options:
  -h  --help         show this help message and exit
      --date=DATE    date for calculating the version (default: today)
  -a  --all          list all known versions
  -d  --devel        latest development version
      --lts          latest long term support (LTS) version
  -s  --stable       latest stable version
      --supported    list of all supported stable versions
      --unsupported  list of all unsupported stable versions
  -c  --codename     print the codename (default)
  -r  --release      print the release version
  -f  --fullname     print the full name

See ubuntu-distro-info(1) for more info.'
    success "--help" "$help"
    success "-h" "$help"
}

testExactlyOne() {
    local result='ubuntu-distro-info: You have to select exactly one of --all, --devel, --lts, --stable, --supported, --unsupported.'
    failure "" "$result"
    failure "--date=2009-01-10 -sad" "$result"
}

testUnrecognizedOption() {
    failure "--bar" "ubuntu-distro-info: unrecognized option \`--bar'"
    failure "-y" "ubuntu-distro-info: unrecognized option \`-y'"
    failure "--testing" "ubuntu-distro-info: unrecognized option \`--testing'"
    failure "--oldstable" "ubuntu-distro-info: unrecognized option \`--oldstable'"
}

testUnrecognizedArguments() {
    failure "foo" "ubuntu-distro-info: unrecognized arguments: foo"
    failure "foo --all bar" "ubuntu-distro-info: unrecognized arguments: foo bar"
}

testMissingArgument() {
    failure "--date" "ubuntu-distro-info: option \`--date' requires an argument DATE"
}

testDistributionDataOutdated() {
    local future_year=$(expr $(date  +"%Y" --date=now) + 7)
    failure "--date 1970-10-03 --lts" "ubuntu-distro-info: Distribution data outdated."
    failure "--date ${future_year}-10-03 -s" "ubuntu-distro-info: Distribution data outdated."
    failure "--date ${future_year}-10-03 -d" "ubuntu-distro-info: Distribution data outdated."
}

testInvalidDate() {
    failure "--date fail -s" "ubuntu-distro-info: invalid date \`fail'"
    failure "--date=2010-02-30 -d" "ubuntu-distro-info: invalid date \`2010-02-30'"
}

testMultipleDates() {
    failure "--date 2007-06-05 -s --date 2004-03-02" "ubuntu-distro-info: Date specified multiple times."
}

. shunit2